FNUS51 KBOX 182010 FWFBOX Fire Weather Planning Forecast for Southern New England National Weather Service Boston/Norton MA 410 PM EDT Mon May 18 2026 .DISCUSSION... For the rest of this afternoon, warm conditions expected to continue, especially further from the coast. Breezy SE winds expected to continue before shifting more SW tonight and weakening. Record heat likely Tuesday with a few showers and thunderstorms possible in the afternoon. SW winds pick back up then as well, with gusts to 25-30 MPH possible, sustained between 10-20 MPH. On Tuesday, minimum relative humidity will be 30 to 40 percent, except 50 to 65 percent along the immediate south coast and Cape/Islands. .OUTLOOK...Wednesday through Sunday... Hot conditions continue into Wednesday with scattered strong to severe thunderstorms in the afternoon as a cold front moves into the region. Turning cooler and drier Thursday and Friday, then an approaching frontal boundary from the south will bring an increasing risk for showers next weekend. MAZ015-190800- Suffolk MA- Including the city of Boston 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Pcldy Mclear Pcldy Precip Type None None None Tstms Chance Precip (%) 10 20 60 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 62 (+5) 95 (+19) 70 91 RH % (24h trend) 90 (+7) 30 (+5) 84 39 20ft Wnd AM(mph) SW 6 SW 8 G17 20ft Wnd PM(mph) S 6 SW 9 G18 SW 8 G17 W 11 G19 Precip Amount 0.00 0.00 0.00 0.04 Precip Duration 3 Precip Begin 12 PM Precip End 6 PM Mixing Hgt (ft-AGL) 420 7280 570 7760 Transport Wnd (kts) S 8 W 17 SW 13 W 19 Vent Rate (kt-ft) 3360 123760 7410 147440 Max ADI Early 11 Poor 46 Gen Good 28 Fair 55 Gen Good Max ADI Late 14 Gen Poor 63 Good 15 Gen Poor 74 Good Max LVORI Early 4 1 3 2 Max LVORI Late 4 1 3 2 Min Vsby Early 9 8 9 8 Min Vsby Late 8 9 8 9 Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 10 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 50s. Northwest winds 10 to 15 mph. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. Lows 49 to 55. Highs in the upper 60s. North winds 5 to 10 mph. .FRIDAY...Mostly sunny. Highs in the upper 60s. Northeast winds around 5 mph, becoming southeast in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. Southwest winds 5 to 10 mph. .SATURDAY...Mostly cloudy with showers likely. Highs in the lower 60s. East winds 5 to 10 mph. .SATURDAY NIGHT...Mostly cloudy with showers likely. Lows in the upper 40s. East winds 5 to 10 mph. .SUNDAY...Mostly cloudy with showers likely. Highs in the lower 60s. East winds 5 to 10 mph. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of showers. Lows around 50. Highs in the mid 60s. East winds 5 to 10 mph. $$ MAZ016-190800- Eastern Norfolk MA- Including the city of Quincy 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Mclear Mclear Pcldy Precip Type None None None Tstms Chance Precip (%) 10 10 60 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 63 (+6) 94 (+16) 69 91 RH % (24h trend) 90 (+7) 31 (-1) 84 36 20ft Wnd AM(mph) SW 6 SW 7 20ft Wnd PM(mph) S 6 SW 9 G18 SW 9 G18 W 10 G19 Precip Amount 0.00 0.00 0.00 0.04 Precip Duration 3 Precip Begin 12 PM Precip End Continuing Mixing Hgt (ft-AGL) 440 6920 560 7660 Transport Wnd (kts) SW 13 W 17 SW 13 W 19 Vent Rate (kt-ft) 5720 117640 7280 145540 Max ADI Early 16 Gen Poor 44 Gen Good 25 Fair 62 Good Max ADI Late 15 Gen Poor 81 Good 16 Gen Poor 82 Good Max LVORI Early 4 1 3 2 Max LVORI Late 4 1 3 2 Min Vsby Early 9 8 9 7 Min Vsby Late 8 9 7 7 Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 20 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 50s. Northwest winds 10 to 15 mph. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. Lows 48 to 54. Highs in the mid 60s. Northwest winds 5 to 10 mph. .FRIDAY...Mostly sunny. Highs in the upper 60s. Northeast winds around 5 mph, becoming southeast around 5 mph in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. South winds 5 to 10 mph. .SATURDAY...Mostly cloudy with showers likely. Highs in the lower 60s. East winds 5 to 10 mph. .SATURDAY NIGHT AND SUNDAY...Mostly cloudy with showers likely. Lows in the upper 40s. Highs in the lower 60s. East winds 5 to 10 mph. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of showers. Lows in the upper 40s. Highs in the mid 60s. East winds around 5 mph. $$ MAZ013-190800- Western Norfolk MA- Including the cities of Foxborough and Norwood 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Mclear Mclear Pcldy Precip Type None None None Tstms Chance Precip (%) 10 10 60 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 63 (+6) 93 (+13) 68 92 RH % (24h trend) 93 (-7) 30 (-1) 84 38 20ft Wnd AM(mph) SW 5 SW 7 20ft Wnd PM(mph) S 6 SW 8 G18 SW 7 G17 W 9 G18 Precip Amount 0.00 0.00 0.00 0.04 Precip Duration 3 Precip Begin 12 PM Precip End Continuing Mixing Hgt (ft-AGL) 430 7840 480 7840 Transport Wnd (kts) SW 11 W 19 SW 11 W 21 Vent Rate (kt-ft) 4730 148960 5280 164640 Max ADI Early 41 Gen Good 60 Gen Good 37 Fair 105 Very Good Max ADI Late 12 Poor 105 Very Good13 Gen Poor 88 Good Max LVORI Early 4 1 3 2 Max LVORI Late 4 1 3 2 Min Vsby Early 9 8 8 8 Min Vsby Late 8 9 8 7 Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 20 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 50s. Northwest winds 5 to 10 mph. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. Lows 46 to 53. Highs in the upper 60s. North winds around 5 mph. .FRIDAY...Mostly sunny. Highs in the upper 60s. Northeast winds around 5 mph, becoming southeast around 5 mph in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. South winds around 5 mph. .SATURDAY...Mostly cloudy with showers likely. Highs in the lower 60s. East winds around 5 mph. .SATURDAY NIGHT...Mostly cloudy with showers likely. Lows in the upper 40s. East winds around 5 mph. .SUNDAY...Mostly cloudy with showers likely. Highs in the lower 60s. East winds around 5 mph. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of showers. Lows in the upper 40s. Highs in the upper 60s. East winds around 5 mph. $$ MAZ014-190800- Southeast Middlesex MA- Including the city of Cambridge 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Pcldy Mclear Pcldy Precip Type None None None Tstms Chance Precip (%) 10 20 60 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 64 (+7) 94 (+17) 72 91 RH % (24h trend) 87 (-9) 30 (0) 79 38 20ft Wnd AM(mph) SW 5 SW 7 G18 20ft Wnd PM(mph) Lgt/Var W 9 G18 SW 7 W 10 G20 Precip Amount 0.00 0.00 0.00 0.03 Precip Duration 2 Precip Begin 12 PM Precip End 6 PM Mixing Hgt (ft-AGL) 450 8510 560 7810 Transport Wnd (kts) SW 11 W 21 SW 12 W 22 Vent Rate (kt-ft) 4950 178710 6720 171820 Max ADI Early 14 Gen Poor 76 Good 50 Gen Good 72 Good Max ADI Late 12 Poor 104 Very Good13 Gen Poor 91 Good Max LVORI Early 4 1 3 2 Max LVORI Late 4 1 3 2 Min Vsby Early 9 8 9 8 Min Vsby Late 9 9 8 9 Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 10 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 50s. Northwest winds 5 to 10 mph. .THURSDAY...Mostly sunny. Highs in the upper 60s. Northwest winds 5 to 10 mph. .THURSDAY NIGHT...Mostly clear. Lows in the upper 40s. North winds around 5 mph. .FRIDAY...Mostly sunny. Highs in the upper 60s. Northeast winds around 5 mph, becoming southeast around 5 mph in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. Southwest winds around 5 mph. .SATURDAY...Mostly cloudy with a chance of showers. Highs in the lower 60s. East winds around 5 mph. .SATURDAY NIGHT...Mostly cloudy with showers likely. Lows in the upper 40s. East winds around 5 mph. .SUNDAY...Mostly cloudy with showers likely. Highs in the lower 60s. East winds around 5 mph. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of showers. Lows in the upper 40s. Highs in the mid 60s. East winds around 5 mph. $$ MAZ007-190800- Eastern Essex MA- Including the city of Gloucester 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Mclear Pcldy Pcldy Precip Type None None None Tstms Chance Precip (%) 10 20 50 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 57 (+3) 94 (+25) 67 89 RH % (24h trend) 96 (0) 32 (+5) 87 36 20ft Wnd AM(mph) SW 5 SW 7 G17 20ft Wnd PM(mph) Lgt/Var SW 8 G17 SW 7 W 9 G19 Precip Amount 0.00 0.00 0.00 0.02 Precip Duration 1 Precip Begin 12 PM Precip End 6 PM Mixing Hgt (ft-AGL) 390 6100 460 6110 Transport Wnd (kts) SW 11 W 16 SW 12 W 19 Vent Rate (kt-ft) 4290 97600 5520 116090 Max ADI Early 10 Poor 36 Fair 26 Fair 55 Gen Good Max ADI Late 12 Poor 58 Gen Good 15 Gen Poor 61 Good Max LVORI Early 5 1 3 2 Max LVORI Late 5 1 3 2 Min Vsby Early 8 7 9 8 Min Vsby Late 7 9 8 9 Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 10 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 50s. Northwest winds 10 to 15 mph. .THURSDAY...Mostly sunny. Highs in the mid 60s. North winds 5 to 10 mph. .THURSDAY NIGHT...Mostly clear. Lows in the upper 40s. Northwest winds around 5 mph. .FRIDAY...Mostly sunny. Highs in the mid 60s. North winds around 5 mph, becoming southeast in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. South winds 5 to 10 mph, becoming southwest after midnight. .SATURDAY...Mostly cloudy with a chance of showers. Highs around 60. East winds 5 to 10 mph. .SATURDAY NIGHT...Mostly cloudy with showers likely. Lows in the upper 40s. East winds 5 to 10 mph. .SUNDAY THROUGH MONDAY...Mostly cloudy with a chance of showers. Lows in the upper 40s. Highs in the lower 60s. East winds 5 to 10 mph. $$ MAZ006-190800- Western Essex MA- Including the city of Lawrence 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Mclear Pcldy Pcldy Precip Type None None None Tstms Chance Precip (%) 10 20 50 Chance of Thunder (%) 0 0 0 10 Temp (24h trend) 58 (+3) 94 (+21) 71 89 RH % (24h trend) 97 (-3) 31 (+7) 79 36 20ft Wnd AM(mph) Lgt/Var W 7 G18 20ft Wnd PM(mph) Lgt/Var W 8 G18 SW 5 W 9 G20 Precip Amount 0.00 0.00 0.00 0.01 Precip Duration 1 Precip Begin 12 PM Precip End 6 PM Mixing Hgt (ft-AGL) 410 7850 540 7220 Transport Wnd (kts) SW 9 W 21 W 10 W 23 Vent Rate (kt-ft) 3690 164850 5400 166060 Max ADI Early 13 Gen Poor 82 Good 75 Good 102 Very Good Max ADI Late 10 Poor 105 Very Good13 Gen Poor 92 Good Max LVORI Early 5 1 3 2 Max LVORI Late 5 1 3 2 Min Vsby Early 9 7 9 9 Min Vsby Late 8 9 9 9 Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 10 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northwest winds 5 to 10 mph. .THURSDAY...Mostly sunny. Highs in the mid 60s. Northwest winds 5 to 10 mph. .THURSDAY NIGHT...Mostly clear. Lows in the mid 40s. Northwest winds around 5 mph. .FRIDAY...Mostly sunny. Highs in the upper 60s. Northwest winds around 5 mph, becoming south around 5 mph in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. South winds around 5 mph, becoming west after midnight. .SATURDAY...Mostly cloudy with a chance of showers. Highs in the lower 60s. East winds around 5 mph. .SATURDAY NIGHT...Mostly cloudy with showers likely. Lows in the mid 40s. East winds around 5 mph. .SUNDAY THROUGH MONDAY...Mostly cloudy with a chance of showers. Lows in the upper 40s. Highs in the mid 60s. East winds around 5 mph. $$ MAZ005-190800- Central Middlesex MA- Including the cities of Framingham and Lowell 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Mclear Mclear Pcldy Precip Type None None None Tstms Chance Precip (%) 10 20 50 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 62 (+6) 94 (+14) 71 91 RH % (24h trend) 90 (-10) 30 (+3) 81 37 20ft Wnd AM(mph) Lgt/Var SW 7 G17 20ft Wnd PM(mph) Lgt/Var W 8 G18 SW 6 W 9 G20 Precip Amount 0.00 0.00 0.00 0.02 Precip Duration 1 Precip Begin 12 PM Precip End 6 PM Mixing Hgt (ft-AGL) 430 8390 520 7300 Transport Wnd (kts) SW 10 W 21 SW 10 W 21 Vent Rate (kt-ft) 4300 176190 5200 153300 Max ADI Early 35 Fair 79 Good 77 Good 102 Very Good Max ADI Late 11 Poor 105 Very Good12 Poor 87 Good Max LVORI Early 4 1 3 2 Max LVORI Late 4 1 3 2 Min Vsby Early 9 8 9 9 Min Vsby Late 9 9 9 9 Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 10 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 50s. Northwest winds 10 to 15 mph. .THURSDAY...Mostly sunny. Highs in the upper 60s. Northwest winds 5 to 10 mph. .THURSDAY NIGHT...Mostly clear. Lows in the mid 40s. North winds around 5 mph. .FRIDAY...Mostly sunny. Highs in the upper 60s. North winds around 5 mph, becoming south in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. Southwest winds around 5 mph. .SATURDAY...Mostly cloudy with a chance of showers. Highs in the lower 60s. East winds around 5 mph. .SATURDAY NIGHT AND SUNDAY...Mostly cloudy with showers likely. Lows in the upper 40s. Highs in the mid 60s. East winds around 5 mph. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of showers. Lows in the upper 40s. Highs in the upper 60s. East winds around 5 mph. $$ MAZ012-190800- Southern Worcester MA- Including the cities of Milford and Worcester 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Clear Mclear Mclear Pcldy Precip Type None None None Tstms Chance Precip (%) 10 20 70 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 64 (+8) 95 (+11) 69 92 RH % (24h trend) 90 (-10) 30 (0) 84 40 20ft Wnd AM(mph) SW 6 SW 7 G18 20ft Wnd PM(mph) SW 6 SW 9 G20 SW 7 G17 W 10 G21 Precip Amount 0.00 0.00 0.00 0.04 Precip Duration 3 Precip Begin 12 PM Precip End Continuing Mixing Hgt (ft-AGL) 440 8100 480 6940 Transport Wnd (kts) SW 11 W 21 SW 11 W 20 Vent Rate (kt-ft) 4840 170100 5280 138800 Max ADI Early 45 Gen Good 62 Good 46 Gen Good 89 Good Max ADI Late 12 Poor 96 Good 13 Gen Poor 77 Good Max LVORI Early 4 1 3 2 Max LVORI Late 4 1 3 2 Min Vsby Early 9 9 9 9 Min Vsby Late 9 9 9 7 Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 20 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 50s. Northwest winds 10 to 15 mph. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. Lows 45 to 51. Highs in the upper 60s. North winds 5 to 10 mph. .FRIDAY...Mostly sunny. Highs in the upper 60s. Northeast winds around 5 mph, becoming south around 5 mph in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 40s. Southwest winds around 5 mph. .SATURDAY AND SATURDAY NIGHT...Mostly cloudy with showers likely. Lows in the upper 40s. Highs in the lower 60s. Northeast winds around 5 mph. .SUNDAY...Mostly cloudy with showers likely. Highs in the mid 60s. East winds around 5 mph. .SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. Northeast winds around 5 mph. .MONDAY...Mostly cloudy with a chance of showers. Highs in the upper 60s. Northeast winds around 5 mph. $$ MAZ004-190800- Northern Worcester MA- Including the cities of Barre and Fitchburg 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Mclear Pcldy Pcldy Precip Type None None None Tstms Chance Precip (%) 10 20 60 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 64 (+9) 93 (+10) 68 88 RH % (24h trend) 93 (-7) 31 (+6) 90 39 20ft Wnd AM(mph) SW 5 W 8 G20 20ft Wnd PM(mph) SW 5 SW 9 G21 SW 6 G17 W 11 G23 Precip Amount 0.00 0.00 0.00 0.03 Precip Duration 3 Precip Begin 12 PM Precip End 6 PM Mixing Hgt (ft-AGL) 430 7490 480 5480 Transport Wnd (kts) SW 10 W 21 SW 11 W 21 Vent Rate (kt-ft) 4300 157290 5280 115080 Max ADI Early 37 Fair 66 Good 49 Gen Good 74 Good Max ADI Late 12 Poor 80 Good 13 Gen Poor 76 Good Max LVORI Early 4 1 3 2 Max LVORI Late 4 1 3 2 Min Vsby Early 9 9 9 8 Min Vsby Late 9 9 8 9 Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 10 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Partly cloudy with a chance of showers. Lows in the upper 40s. Northwest winds 10 to 15 mph. .THURSDAY...Mostly sunny. Highs in the mid 60s. Northwest winds 5 to 10 mph. .THURSDAY NIGHT...Mostly clear. Lows in the lower 40s. North winds around 5 mph. .FRIDAY...Mostly sunny. Highs in the upper 60s. North winds around 5 mph, becoming southwest in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 40s. South winds around 5 mph. .SATURDAY AND SATURDAY NIGHT...Mostly cloudy with showers likely. Lows in the mid 40s. Highs around 60. East winds around 5 mph. .SUNDAY...Mostly cloudy with showers likely. Highs in the lower 60s. East winds 5 to 10 mph. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of showers. Lows in the upper 40s. Highs in the upper 60s. East winds 5 to 10 mph. $$ MAZ026-190800- Northern Middlesex MA- Including the city of Ayer 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Mclear Pcldy Pcldy Precip Type None None None Tstms Chance Precip (%) 10 20 40 Chance of Thunder (%) 0 0 0 10 Temp (24h trend) 63 (+8) 95 (+13) 70 88 RH % (24h trend) 90 (-6) 33 (+6) 81 39 20ft Wnd AM(mph) Lgt/Var W 7 G21 20ft Wnd PM(mph) Lgt/Var W 8 G20 SW 5 W 9 G22 Precip Amount 0.00 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Mixing Hgt (ft-AGL) 430 7970 490 5800 Transport Wnd (kts) SW 10 W 21 SW 12 W 22 Vent Rate (kt-ft) 4300 167370 5880 127600 Max ADI Early 36 Fair 82 Good 63 Good 105 Very Good Max ADI Late 10 Poor 105 Very Good11 Poor 83 Good Max LVORI Early 4 1 3 2 Max LVORI Late 4 1 3 2 Min Vsby Early 9 9 9 9 Min Vsby Late 9 9 9 9 Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 10 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s. Northwest winds 5 to 10 mph. .THURSDAY...Mostly sunny. Highs in the mid 60s. Northwest winds 5 to 10 mph. .THURSDAY NIGHT...Mostly clear. Lows in the lower 40s. Northwest winds around 5 mph. .FRIDAY...Mostly sunny. Highs in the upper 60s. North winds around 5 mph, becoming southwest in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 40s. Southwest winds around 5 mph. .SATURDAY...Mostly cloudy with a chance of showers. Highs in the lower 60s. East winds around 5 mph. .SATURDAY NIGHT AND SUNDAY...Mostly cloudy with showers likely. Lows in the mid 40s. Highs in the lower 60s. East winds around 5 mph. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of showers. Lows in the upper 40s. Highs in the upper 60s. East winds around 5 mph. $$ MAZ002-190800- Western Franklin MA- Including the city of Charlemont 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Mclear Pcldy Pcldy Precip Type None Tstms None Tstms Chance Precip (%) 10 20 20 50 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 63 (+8) 93 (+7) 67 83 RH % (24h trend) 93 (0) 33 (+2) 90 39 20ft Wnd AM(mph) Lgt/Var W 7 G20 20ft Wnd PM(mph) Lgt/Var W 7 G18 Lgt/Var W 9 G22 Precip Amount 0.00 0.08 0.00 0.01 Precip Duration 0 1 Precip Begin 2 PM 7 AM Precip End 6 PM 6 PM Mixing Hgt (ft-AGL) 410 7110 490 5220 Transport Wnd (kts) W 8 W 20 SW 10 W 20 Vent Rate (kt-ft) 3280 142200 4900 104400 Max ADI Early 33 Fair 103 Very Good39 Fair 72 Good Max ADI Late 10 Poor 105 Very Good12 Poor 76 Good Max LVORI Early 4 1 3 2 Max LVORI Late 4 1 3 2 Min Vsby Early 9 8 7 9 Min Vsby Late 9 7 9 9 Sunshine Hours N/A N/A N/A N/A CWR 0 20 0 10 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 40s. Northwest winds 10 to 15 mph. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. Lows in the lower 40s. Highs in the lower 60s. North winds 5 to 10 mph. .FRIDAY...Mostly sunny. Highs in the mid 60s. Northeast winds around 5 mph, becoming south in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 40s. South winds around 5 mph, becoming east after midnight. .SATURDAY AND SATURDAY NIGHT...Mostly cloudy with showers likely. Lows in the mid 40s. Highs in the upper 50s. East winds around 5 mph. .SUNDAY...Mostly cloudy with showers likely. Highs in the lower 60s. East winds around 5 mph. .SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 40s. East winds around 5 mph. .MONDAY...Partly sunny with a chance of showers. Highs in the upper 60s. Northeast winds around 5 mph, becoming southeast around 5 mph in the afternoon. $$ MAZ003-190800- Eastern Franklin MA- Including the cities of Greenfield and Orange 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Mclear Pcldy Pcldy Precip Type None None None Tstms Chance Precip (%) 10 20 20 50 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 63 (+8) 95 (+9) 69 86 RH % (24h trend) 97 (-3) 32 (+7) 87 38 20ft Wnd AM(mph) Lgt/Var SW 6 G19 20ft Wnd PM(mph) S 6 W 8 G19 SW 5 W 10 G21 Precip Amount 0.00 0.00 0.00 0.02 Precip Duration 1 Precip Begin 7 AM Precip End 6 PM Mixing Hgt (ft-AGL) 380 7320 430 5650 Transport Wnd (kts) SW 7 W 19 SW 8 W 19 Vent Rate (kt-ft) 2660 139080 3440 107350 Max ADI Early 30 Fair 79 Good 44 Gen Good 72 Good Max ADI Late 8 Poor 104 Very Good9 Poor 76 Good Max LVORI Early 5 1 3 2 Max LVORI Late 5 1 3 2 Min Vsby Early 9 8 8 8 Min Vsby Late 9 8 8 9 Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 10 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s. Northwest winds 10 to 15 mph. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. Lows 42 to 48. Highs in the upper 60s. North winds 5 to 10 mph. .FRIDAY...Mostly sunny. Highs in the upper 60s. North winds around 5 mph, becoming southwest in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 40s. Southeast winds around 5 mph. .SATURDAY AND SATURDAY NIGHT...Mostly cloudy with showers likely. Lows in the mid 40s. Highs in the lower 60s. East winds around 5 mph. .SUNDAY...Mostly cloudy with showers likely. Highs in the mid 60s. East winds around 5 mph. .SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. Northeast winds around 5 mph. .MONDAY...Partly sunny with a chance of showers. Highs in the upper 60s. Northeast winds around 5 mph, becoming southeast around 5 mph in the afternoon. $$ MAZ008-190800- Western Hampshire MA- Including the city of Chesterfield 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Mclear Pcldy Pcldy Precip Type None None None Tstms Chance Precip (%) 10 20 20 60 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 64 (+9) 94 (+8) 69 85 RH % (24h trend) 90 (-6) 29 (-2) 84 40 20ft Wnd AM(mph) Lgt/Var W 7 G19 20ft Wnd PM(mph) S 5 W 8 G19 W 5 W 10 G23 Precip Amount 0.00 0.00 0.00 0.04 Precip Duration 2 Precip Begin 7 AM Precip End 6 PM Mixing Hgt (ft-AGL) 410 7170 500 5340 Transport Wnd (kts) W 10 W 20 SW 12 W 19 Vent Rate (kt-ft) 4100 143400 6000 101460 Max ADI Early 41 Gen Good 99 Good 56 Gen Good 69 Good Max ADI Late 11 Poor 105 Very Good13 Gen Poor 1 Very Poor Max LVORI Early 4 1 3 2 Max LVORI Late 4 1 3 2 Min Vsby Early 9 9 9 9 Min Vsby Late 9 9 9 9 Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 10 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Partly cloudy with a chance of showers. Lows in the mid 40s. Northwest winds 10 to 15 mph. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. Lows in the mid 40s. Highs in the mid 60s. North winds 5 to 10 mph. .FRIDAY...Mostly sunny. Highs in the mid 60s. Northeast winds around 5 mph, becoming south in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 40s. South winds around 5 mph, becoming southeast after midnight. .SATURDAY AND SATURDAY NIGHT...Mostly cloudy with showers likely. Lows in the mid 40s. Highs in the upper 50s. East winds around 5 mph. .SUNDAY...Mostly cloudy with showers likely. Highs in the lower 60s. East winds around 5 mph. .SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. Northeast winds around 5 mph. .MONDAY...Partly sunny with a chance of showers. Highs in the upper 60s. Northeast winds around 5 mph, becoming southeast around 5 mph in the afternoon. $$ MAZ010-190800- Eastern Hampshire MA- Including the cities of Amherst and Northampton 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Mclear Pcldy Pcldy Precip Type None None None Tstms Chance Precip (%) 10 20 20 60 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 64 (+8) 98 (+10) 70 89 RH % (24h trend) 93 (-3) 29 (+5) 84 38 20ft Wnd AM(mph) Lgt/Var SW 6 G18 20ft Wnd PM(mph) S 7 G17 SW 9 G20 SW 6 W 11 G21 Precip Amount 0.00 0.00 0.00 0.04 Precip Duration 4 Precip Begin 7 AM Precip End 6 PM Mixing Hgt (ft-AGL) 380 7930 420 5760 Transport Wnd (kts) SW 7 W 19 SW 8 W 18 Vent Rate (kt-ft) 2660 150670 3360 103680 Max ADI Early 33 Fair 66 Good 57 Gen Good 91 Good Max ADI Late 8 Poor 104 Very Good9 Poor 70 Good Max LVORI Early 5 1 3 2 Max LVORI Late 5 1 3 2 Min Vsby Early 9 9 9 9 Min Vsby Late 9 9 9 9 Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 10 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Partly cloudy with a chance of showers. Lows around 50. Northwest winds 10 to 15 mph. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. Lows 45 to 50. Highs in the upper 60s. North winds 5 to 10 mph. .FRIDAY...Mostly sunny. Highs around 70. Northeast winds around 5 mph, becoming south in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 40s. South winds around 5 mph. .SATURDAY AND SATURDAY NIGHT...Mostly cloudy with showers likely. Lows in the upper 40s. Highs in the lower 60s. Northeast winds around 5 mph. .SUNDAY...Mostly cloudy with showers likely. Highs in the mid 60s. East winds around 5 mph. .SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. Northeast winds around 5 mph. .MONDAY...Partly sunny with a chance of showers. Highs around 70. Northeast winds around 5 mph, becoming east around 5 mph in the afternoon. $$ MAZ009-190800- Western Hampden MA- Including the city of Blandford 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Mclear Pcldy Pcldy Precip Type None None None Tstms Chance Precip (%) 10 20 20 60 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 65 (+9) 95 (+8) 68 87 RH % (24h trend) 87 (-6) 28 (-4) 84 42 20ft Wnd AM(mph) Lgt/Var W 7 G18 20ft Wnd PM(mph) SW 5 W 8 G19 W 5 W 10 G22 Precip Amount 0.00 0.00 0.00 0.05 Precip Duration 4 Precip Begin 7 AM Precip End Continuing Mixing Hgt (ft-AGL) 440 7660 500 5500 Transport Wnd (kts) W 10 W 22 W 12 W 18 Vent Rate (kt-ft) 4400 168520 6000 99000 Max ADI Early 52 Gen Good 90 Good 64 Good 66 Good Max ADI Late 12 Poor 105 Very Good13 Gen Poor 68 Good Max LVORI Early 3 1 3 2 Max LVORI Late 3 1 3 2 Min Vsby Early 9 9 9 9 Min Vsby Late 9 9 9 9 Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 10 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. Northwest winds 10 to 15 mph. .THURSDAY...Mostly sunny. Highs in the mid 60s. Northwest winds 5 to 10 mph. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 40s. North winds around 5 mph. .FRIDAY...Mostly sunny. Highs in the upper 60s. Northeast winds around 5 mph, becoming south in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 40s. Southeast winds around 5 mph. .SATURDAY AND SATURDAY NIGHT...Mostly cloudy with showers likely. Lows in the mid 40s. Highs around 60. East winds around 5 mph. .SUNDAY...Mostly cloudy with showers likely. Highs in the mid 60s. East winds around 5 mph. .SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. Northeast winds around 5 mph. .MONDAY...Partly sunny with a chance of showers. Highs in the upper 60s. Northeast winds around 5 mph, becoming southeast around 5 mph in the afternoon. $$ MAZ011-190800- Eastern Hampden MA- Including the city of Springfield 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Mclear Pcldy Pcldy Precip Type None None None Tstms Chance Precip (%) 10 20 60 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 66 (+9) 97 (+10) 71 90 RH % (24h trend) 90 (-7) 28 (+4) 81 38 20ft Wnd AM(mph) SW 5 SW 7 G18 20ft Wnd PM(mph) S 8 G18 SW 10 G21 SW 7 G18 W 11 G21 Precip Amount 0.00 0.00 0.00 0.05 Precip Duration 3 Precip Begin 12 PM Precip End Continuing Mixing Hgt (ft-AGL) 400 8250 440 5960 Transport Wnd (kts) SW 8 W 19 SW 10 W 18 Vent Rate (kt-ft) 3200 156750 4400 107280 Max ADI Early 34 Fair 58 Gen Good 45 Gen Good 65 Good Max ADI Late 10 Poor 100 Good 11 Poor 69 Good Max LVORI Early 4 1 3 2 Max LVORI Late 4 1 3 2 Min Vsby Early 9 9 9 9 Min Vsby Late 9 9 9 8 Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 20 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 50s. Northwest winds 10 to 15 mph. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. Lows 46 to 51. Highs in the upper 60s. North winds 5 to 10 mph. .FRIDAY...Partly sunny. Highs around 70. Northeast winds around 5 mph, becoming south in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 40s. South winds around 5 mph. .SATURDAY AND SATURDAY NIGHT...Mostly cloudy with showers likely. Lows in the upper 40s. Highs in the lower 60s. Northeast winds around 5 mph. .SUNDAY...Mostly cloudy with showers likely. Highs in the mid 60s. East winds around 5 mph. .SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows around 50. Northeast winds around 5 mph. .MONDAY...Partly sunny with a chance of showers. Highs around 70. East winds around 5 mph. $$ CTZ002-190800- Hartford CT- Including the cities of Hartford and Windsor Locks 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Clear Mclear Pcldy Pcldy Precip Type None None None Tstms Chance Precip (%) 10 20 70 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 66 (+7) 97 (+10) 71 92 RH % (24h trend) 90 (-10) 28 (+2) 79 36 20ft Wnd AM(mph) Lgt/Var SW 7 G17 20ft Wnd PM(mph) S 7 G18 SW 9 G20 SW 7 G19 W 10 G20 Precip Amount 0.00 0.00 0.00 0.06 Precip Duration 3 Precip Begin 12 PM Precip End Continuing Mixing Hgt (ft-AGL) 400 8290 440 6790 Transport Wnd (kts) SW 9 W 18 SW 9 W 20 Vent Rate (kt-ft) 3600 149220 3960 135800 Max ADI Early 34 Fair 57 Gen Good 53 Gen Good 79 Good Max ADI Late 10 Poor 100 Good 11 Poor 77 Good Max LVORI Early 4 1 3 2 Max LVORI Late 4 1 3 2 Min Vsby Early 9 9 9 9 Min Vsby Late 9 9 9 6 Fog Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 40 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 50s. Northwest winds 10 to 15 mph. .THURSDAY...Mostly sunny. Highs around 70. North winds 5 to 10 mph. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 40s. North winds around 5 mph. .FRIDAY...Partly sunny. Highs in the upper 60s. Northeast winds around 5 mph, becoming southeast in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. Southeast winds around 5 mph. .SATURDAY AND SATURDAY NIGHT...Mostly cloudy with showers likely. Lows in the upper 40s. Highs in the lower 60s. Northeast winds around 5 mph. .SUNDAY...Mostly cloudy with showers likely. Highs in the upper 60s. Northeast winds around 5 mph. .SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 50s. Northeast winds around 5 mph. .MONDAY...Partly sunny with a chance of showers. Highs in the lower 70s. Northeast winds around 5 mph. $$ CTZ003-190800- Tolland CT- Including the cities of Union and Vernon 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Clear Mclear Mclear Pcldy Precip Type None None None Tstms Chance Precip (%) 10 20 70 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 65 (+7) 95 (+10) 70 92 RH % (24h trend) 90 (-10) 31 (0) 81 40 20ft Wnd AM(mph) SW 5 SW 7 G19 20ft Wnd PM(mph) S 7 G18 SW 9 G21 SW 8 G19 W 11 G21 Precip Amount 0.00 0.00 0.00 0.08 Precip Duration 3 Precip Begin 12 PM Precip End Continuing Mixing Hgt (ft-AGL) 410 7460 450 6830 Transport Wnd (kts) SW 9 W 17 SW 10 W 20 Vent Rate (kt-ft) 3690 126820 4500 136600 Max ADI Early 24 Fair 41 Gen Good 29 Fair 69 Good Max ADI Late 11 Poor 80 Good 12 Poor 79 Good Max LVORI Early 4 1 3 2 Max LVORI Late 4 1 3 2 Min Vsby Early 9 9 7 9 Min Vsby Late 9 9 8 6 Fog Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 50 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 50s. Northwest winds 5 to 10 mph. .THURSDAY...Mostly sunny. Highs in the upper 60s. North winds 5 to 10 mph. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 40s. North winds around 5 mph. .FRIDAY...Partly sunny. Highs in the upper 60s. Northeast winds around 5 mph, becoming south in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 40s. Southeast winds around 5 mph. .SATURDAY AND SATURDAY NIGHT...Mostly cloudy with showers likely. Lows in the upper 40s. Highs in the lower 60s. East winds around 5 mph. .SUNDAY...Mostly cloudy with showers likely. Highs in the mid 60s. East winds around 5 mph. .SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows around 50. Northeast winds around 5 mph. .MONDAY...Partly sunny with a chance of showers. Highs around 70. East winds around 5 mph. $$ CTZ004-190800- Windham CT- Including the cities of Putnam and Willimantic 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Clear Mclear Mclear Pcldy Precip Type None None None Tstms Chance Precip (%) 10 10 70 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 63 (+5) 94 (+11) 68 92 RH % (24h trend) 93 (-7) 33 (-4) 84 37 20ft Wnd AM(mph) SW 5 SW 7 G17 20ft Wnd PM(mph) S 6 SW 9 G19 SW 7 G18 W 10 G21 Precip Amount 0.00 0.00 0.00 0.08 Precip Duration 3 Precip Begin 12 PM Precip End Continuing Mixing Hgt (ft-AGL) 410 6660 460 7180 Transport Wnd (kts) SW 10 W 16 SW 11 W 21 Vent Rate (kt-ft) 4100 106560 5060 150780 Max ADI Early 22 Fair 38 Fair 28 Fair 69 Good Max ADI Late 11 Poor 65 Good 12 Poor 83 Good Max LVORI Early 5 1 3 2 Max LVORI Late 5 1 3 2 Min Vsby Early 9 8 8 9 Min Vsby Late 8 9 8 6 Fog Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 50 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 50s. Northwest winds 5 to 10 mph. .THURSDAY...Mostly sunny. Highs in the upper 60s. North winds 5 to 10 mph. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 40s. North winds around 5 mph. .FRIDAY...Partly sunny. Highs in the upper 60s. Northeast winds around 5 mph, becoming south in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 40s. South winds around 5 mph. .SATURDAY AND SATURDAY NIGHT...Mostly cloudy with showers likely. Lows in the upper 40s. Highs in the lower 60s. Northeast winds around 5 mph. .SUNDAY...Mostly cloudy with showers likely. Highs in the mid 60s. East winds around 5 mph. .SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows around 50. Northeast winds around 5 mph. .MONDAY...Partly sunny with a chance of showers. Highs in the upper 60s. East winds around 5 mph. $$ RIZ001-190800- Northwest Providence RI- Including the cities of Foster and Smithfield 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Clear Mclear Mclear Pcldy Precip Type None None None Tstms Chance Precip (%) 10 10 70 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 63 (+5) 93 (+12) 68 92 RH % (24h trend) 93 (-7) 34 (+1) 84 40 20ft Wnd AM(mph) SW 6 SW 7 20ft Wnd PM(mph) SW 6 SW 9 G18 SW 8 G17 W 9 G20 Precip Amount 0.00 0.00 0.00 0.05 Precip Duration 3 Precip Begin 12 PM Precip End Continuing Mixing Hgt (ft-AGL) 440 6570 480 7440 Transport Wnd (kts) W 12 W 17 SW 11 W 22 Vent Rate (kt-ft) 5280 111690 5280 163680 Max ADI Early 39 Fair 46 Gen Good 35 Fair 75 Good Max ADI Late 13 Gen Poor 72 Good 14 Gen Poor 84 Good Max LVORI Early 4 1 3 2 Max LVORI Late 4 1 3 2 Min Vsby Early 9 8 9 9 Min Vsby Late 9 9 8 6 Fog Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 30 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 50s. Northwest winds 5 to 10 mph. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. Lows 46 to 53. Highs in the upper 60s. North winds 5 to 10 mph. .FRIDAY...Partly sunny. Highs in the upper 60s. Northeast winds around 5 mph, becoming south in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 40s. South winds around 5 mph. .SATURDAY AND SATURDAY NIGHT...Mostly cloudy with showers likely. Lows in the upper 40s. Highs in the lower 60s. Northeast winds around 5 mph. .SUNDAY...Mostly cloudy with showers likely. Highs in the lower 60s. East winds around 5 mph. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of showers. Lows in the upper 40s. Highs in the upper 60s. East winds around 5 mph. $$ RIZ002-190800- Southeast Providence RI- Including the city of Providence 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Pcldy Pcldy Pcldy Precip Type None None None Tstms Chance Precip (%) 10 10 70 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 62 (+3) 92 (+14) 67 93 RH % (24h trend) 93 (0) 37 (+1) 84 38 20ft Wnd AM(mph) SW 5 SW 7 20ft Wnd PM(mph) S 6 SW 10 G17 SW 8 G17 W 10 G18 Precip Amount 0.00 0.00 0.00 0.05 Precip Duration 3 Precip Begin 12 PM Precip End Continuing Mixing Hgt (ft-AGL) 420 5510 490 7240 Transport Wnd (kts) SW 11 SW 16 W 11 W 21 Vent Rate (kt-ft) 4620 88160 5390 152040 Max ADI Early 29 Fair 42 Gen Good 35 Fair 62 Good Max ADI Late 12 Poor 62 Good 13 Gen Poor 79 Good Max LVORI Early 4 1 3 2 Max LVORI Late 4 1 3 2 Min Vsby Early 9 8 8 9 Min Vsby Late 9 9 8 6 Fog Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 40 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 50s. Northwest winds 5 to 10 mph. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. Lows 47 to 54. Highs in the upper 60s. North winds 5 to 10 mph. .FRIDAY...Partly sunny. Highs in the upper 60s. Northeast winds around 5 mph, becoming southeast in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. South winds 5 to 10 mph. .SATURDAY THROUGH SUNDAY...Mostly cloudy with showers likely. Lows in the upper 40s. Highs in the lower 60s. East winds 5 to 10 mph. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of showers. Lows around 50. Highs in the upper 60s. East winds 5 to 10 mph. $$ RIZ003-190800- Western Kent RI- Including the cities of Coventry and West Greenwich 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Mclear Pcldy Pcldy Precip Type None None None Tstms Chance Precip (%) 10 10 70 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 62 (+2) 89 (+11) 66 90 RH % (24h trend) 93 (-4) 41 (+1) 84 41 20ft Wnd AM(mph) SW 6 SW 7 20ft Wnd PM(mph) SW 6 SW 9 G17 SW 8 G17 W 10 G19 Precip Amount 0.00 0.00 0.00 0.06 Precip Duration 2 Precip Begin 12 PM Precip End Continuing Mixing Hgt (ft-AGL) 430 3700 470 6500 Transport Wnd (kts) W 12 SW 15 SW 11 W 21 Vent Rate (kt-ft) 5160 55500 5170 136500 Max ADI Early 28 Fair 35 Fair 31 Fair 50 Gen Good Max ADI Late 13 Gen Poor 47 Gen Good 13 Gen Poor 75 Good Max LVORI Early 5 1 3 2 Max LVORI Late 5 1 3 2 Min Vsby Early 9 7 8 9 Min Vsby Late 8 9 8 6 Fog Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 50 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 50s. Northwest winds 5 to 10 mph. .THURSDAY...Mostly sunny. Highs in the upper 60s. Northwest winds 5 to 10 mph. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 40s. South winds around 5 mph, becoming north after midnight. .FRIDAY...Partly sunny. Highs in the upper 60s. Northeast winds around 5 mph, becoming southeast in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 40s. South winds around 5 mph. .SATURDAY THROUGH SUNDAY...Mostly cloudy with showers likely. Lows in the upper 40s. Highs in the lower 60s. East winds 5 to 10 mph. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of showers. Lows around 50. Highs in the upper 60s. East winds around 5 mph. $$ RIZ004-190800- Eastern Kent RI- Including the cities of East Greenwich, Warwick, and West Warwick 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Pcldy Pcldy Pcldy Precip Type None None None Tstms Chance Precip (%) 10 10 70 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 60 (0) 90 (+14) 66 91 RH % (24h trend) 93 (+3) 38 (0) 87 38 20ft Wnd AM(mph) SW 6 SW 7 20ft Wnd PM(mph) S 6 SW 10 G18 SW 9 G17 SW 11 G19 Precip Amount 0.00 0.00 0.00 0.05 Precip Duration 2 Precip Begin 12 PM Precip End Continuing Mixing Hgt (ft-AGL) 430 3510 480 5430 Transport Wnd (kts) SW 10 SW 14 SW 12 SW 19 Vent Rate (kt-ft) 4300 49140 5760 103170 Max ADI Early 22 Fair 32 Fair 28 Fair 45 Gen Good Max ADI Late 12 Poor 41 Gen Good 14 Gen Poor 62 Good Max LVORI Early 5 1 4 2 Max LVORI Late 5 1 4 2 Min Vsby Early 8 8 8 9 Min Vsby Late 8 9 7 6 Fog Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 40 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 50s. Northwest winds 5 to 10 mph. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. Lows 48 to 55. Highs in the upper 60s. Northwest winds 5 to 10 mph. .FRIDAY...Partly sunny. Highs in the upper 60s. Northeast winds around 5 mph, becoming southeast in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. South winds 5 to 10 mph. .SATURDAY AND SATURDAY NIGHT...Cloudy with showers likely. Lows in the upper 40s. Highs in the lower 60s. Northeast winds 5 to 10 mph. .SUNDAY...Mostly cloudy with showers likely. Highs in the mid 60s. East winds 5 to 10 mph. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of showers. Lows around 50. Highs in the upper 60s. East winds 5 to 10 mph. $$ RIZ005-190800- Bristol RI- Including the city of Bristol 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Pcldy Pcldy Pcldy Precip Type None None None Tstms Chance Precip (%) 10 10 60 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 59 (0) 85 (+11) 64 89 RH % (24h trend) 100 (+3) 42 (+2) 90 42 20ft Wnd AM(mph) S 7 SW 8 20ft Wnd PM(mph) S 7 S 11 G19 SW 10 G18 SW 11 G19 Precip Amount 0.00 0.00 0.00 0.06 Precip Duration 2 Precip Begin 12 PM Precip End Continuing Mixing Hgt (ft-AGL) 400 1700 440 2800 Transport Wnd (kts) SW 10 SW 15 SW 13 SW 16 Vent Rate (kt-ft) 4000 25500 5720 44800 Max ADI Early 17 Gen Poor 18 Gen Poor 19 Gen Poor 29 Fair Max ADI Late 12 Poor 24 Fair 14 Gen Poor 32 Fair Max LVORI Early 6 2 4 3 Max LVORI Late 6 2 4 3 Min Vsby Early 6 Fog 7 8 9 Min Vsby Late 7 9 7 6 Fog Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 40 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 50s. Northwest winds 5 to 10 mph. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. Lows 48 to 55. Highs in the upper 60s. Northwest winds 5 to 10 mph. .FRIDAY...Partly sunny. Highs in the mid 60s. Northeast winds around 5 mph, becoming southeast in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. South winds 5 to 10 mph. .SATURDAY...Cloudy with showers likely. Highs around 60. East winds 5 to 10 mph. .SATURDAY NIGHT AND SUNDAY...Mostly cloudy with showers likely. Lows in the upper 40s. Highs in the lower 60s. East winds 5 to 10 mph. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of showers. Lows around 50. Highs in the mid 60s. East winds 5 to 10 mph. $$ RIZ006-190800- Washington RI- Including the cities of Narragansett and Westerly 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Pcldy Pcldy Pcldy Precip Type None None None Tstms Chance Precip (%) 10 70 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 57 (-1) 85 (+12) 61 88 RH % (24h trend) 100 (0) 39 (-1) 93 39 20ft Wnd AM(mph) SW 6 SW 7 G17 20ft Wnd PM(mph) SW 5 SW 9 G18 SW 8 G18 SW 10 G20 Precip Amount 0.00 0.00 0.00 0.06 Precip Duration 1 Precip Begin 2 PM Precip End Continuing Mixing Hgt (ft-AGL) 390 1930 460 3530 Transport Wnd (kts) SW 11 SW 13 SW 12 SW 17 Vent Rate (kt-ft) 4290 25090 5520 60010 Max ADI Early 14 Gen Poor 21 Fair 20 Gen Poor 28 Fair Max ADI Late 12 Poor 25 Fair 15 Gen Poor 36 Fair Max LVORI Early 6 2 4 2 Max LVORI Late 6 2 4 2 Min Vsby Early 2 Fog 2 Fog 7 8 Min Vsby Late 3 Fog 9 7 6 Fog Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 40 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 50s. Northwest winds 5 to 10 mph. .THURSDAY...Mostly sunny. Highs in the upper 60s. North winds 5 to 10 mph, becoming east in the afternoon. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 40s. South winds around 5 mph, becoming north after midnight. .FRIDAY...Partly sunny. Highs in the mid 60s. Northeast winds around 5 mph, becoming southeast in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. Southeast winds 5 to 10 mph. .SATURDAY THROUGH SUNDAY...Mostly cloudy with showers likely. Lows in the upper 40s. Highs in the lower 60s. East winds 5 to 10 mph. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of showers. Lows around 50. Highs in the mid 60s. East winds 5 to 10 mph. $$ RIZ007-190800- Newport RI- Including the city of Newport 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Pcldy Pcldy Pcldy Pcldy Precip Type None None None Tstms Chance Precip (%) 10 60 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 57 (-1) 79 (+8) 60 84 RH % (24h trend) 100 (0) 48 (+7) 90 43 20ft Wnd AM(mph) SW 8 SW 10 G19 20ft Wnd PM(mph) SW 7 SW 12 G20 SW 11 G19 SW 12 G21 Precip Amount 0.00 0.00 0.00 0.05 Precip Duration 1 Precip Begin 2 PM Precip End Continuing Mixing Hgt (ft-AGL) 410 860 470 1410 Transport Wnd (kts) SW 12 SW 14 SW 14 W 13 Vent Rate (kt-ft) 4920 12040 6580 18330 Max ADI Early 15 Gen Poor 17 Gen Poor 20 Gen Poor 20 Gen Poor Max ADI Late 13 Gen Poor 21 Fair 17 Gen Poor 22 Fair Max LVORI Early 6 2 4 3 Max LVORI Late 6 2 4 3 Min Vsby Early 1 Fog 2 Fog 8 8 Min Vsby Late 2 Fog 8 7 6 Fog Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 40 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 50s. Northwest winds 10 to 15 mph. .THURSDAY...Mostly sunny. Highs in the upper 60s. North winds 5 to 10 mph, becoming east in the afternoon. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 40s. South winds 5 to 10 mph, becoming northwest after midnight. .FRIDAY...Partly sunny. Highs in the mid 60s. Northeast winds around 5 mph, becoming southeast in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. South winds 5 to 10 mph. .SATURDAY...Cloudy with showers likely. Highs around 60. East winds 5 to 10 mph. .SATURDAY NIGHT AND SUNDAY...Mostly cloudy with showers likely. Lows in the upper 40s. Highs in the lower 60s. East winds 5 to 10 mph. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of showers. Lows in the lower 50s. Highs in the mid 60s. East winds 5 to 10 mph. $$ RIZ008-190800- Block Island RI- Including the city of New Shoreham 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Pcldy Pcldy Pcldy Pcldy Precip Type None None None Tstms Chance Precip (%) 60 Chance of Thunder (%) 0 0 0 10 Temp (24h trend) 55 (0) 68 (+3) 58 70 RH % (24h trend) 100 (0) 66 (+1) 93 59 20ft Wnd AM(mph) SW 10 SW 12 G19 20ft Wnd PM(mph) SW 7 SW 13 G21 SW 13 G23 SW 15 G23 Precip Amount 0.00 0.00 0.00 0.02 Precip Duration 1 Precip Begin 2 PM Precip End Continuing Mixing Hgt (ft-AGL) 380 440 460 560 Transport Wnd (kts) SW 18 SW 21 SW 22 SW 20 Vent Rate (kt-ft) 6840 9240 10120 11200 Max ADI Early 18 Gen Poor 22 Fair 28 Fair 23 Fair Max ADI Late 23 Fair 27 Fair 24 Fair 27 Fair Max LVORI Early 5 4 4 4 Max LVORI Late 5 4 4 4 Min Vsby Early 0 Fog 1 Fog 7 8 Min Vsby Late 0 Fog 7 7 9 Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 10 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 50s. Northwest winds 10 to 15 mph. .THURSDAY...Partly sunny. Highs in the lower 60s. North winds 5 to 10 mph, becoming southeast in the afternoon. .THURSDAY NIGHT...Partly cloudy. Lows around 50. South winds around 5 mph, becoming north around 5 mph after midnight. .FRIDAY...Partly sunny. Highs in the upper 50s. Northeast winds around 5 mph, becoming southeast in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. Southeast winds around 5 mph. .SATURDAY AND SATURDAY NIGHT...Cloudy with showers likely. Lows around 50. Highs in the upper 50s. East winds 5 to 10 mph. .SUNDAY...Mostly cloudy with showers likely. Highs in the upper 50s. East winds around 10 mph. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of showers. Lows in the lower 50s. Highs in the lower 60s. East winds 5 to 10 mph. $$ MAZ017-190800- Northern Bristol MA- Including the city of Taunton 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Mclear Pcldy Pcldy Precip Type None None None Tstms Chance Precip (%) 10 10 60 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 60 (+4) 91 (+13) 66 91 RH % (24h trend) 100 (0) 36 (+8) 87 39 20ft Wnd AM(mph) SW 5 SW 6 20ft Wnd PM(mph) S 5 SW 9 G18 SW 7 G18 W 9 G18 Precip Amount 0.00 0.00 0.00 0.05 Precip Duration 3 Precip Begin 12 PM Precip End Continuing Mixing Hgt (ft-AGL) 420 5460 480 7160 Transport Wnd (kts) SW 10 SW 16 W 11 W 20 Vent Rate (kt-ft) 4200 87360 5280 143200 Max ADI Early 28 Fair 41 Gen Good 27 Fair 90 Good Max ADI Late 11 Poor 60 Gen Good 13 Gen Poor 78 Good Max LVORI Early 5 1 3 2 Max LVORI Late 5 1 3 2 Min Vsby Early 9 7 8 8 Min Vsby Late 8 9 8 6 Fog Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 40 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 50s. Northwest winds 5 to 10 mph. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. Lows 46 to 53. Highs in the upper 60s. Northwest winds around 5 mph. .FRIDAY...Partly sunny. Highs in the upper 60s. Northeast winds around 5 mph, becoming southeast in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 40s. Southwest winds around 5 mph. .SATURDAY...Cloudy with showers likely. Highs in the lower 60s. East winds around 5 mph. .SATURDAY NIGHT AND SUNDAY...Mostly cloudy with showers likely. Lows in the upper 40s. Highs in the mid 60s. East winds around 5 mph. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of showers. Lows in the upper 40s. Highs in the upper 60s. East winds around 5 mph. $$ MAZ018-190800- Western Plymouth MA- Including the city of Brockton 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Mclear Pcldy Pcldy Precip Type None None None Tstms Chance Precip (%) 10 10 60 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 59 (+3) 91 (+14) 64 91 RH % (24h trend) 100 (0) 35 (-2) 90 38 20ft Wnd AM(mph) SW 5 SW 6 20ft Wnd PM(mph) S 5 SW 9 G19 SW 7 G19 W 9 G19 Precip Amount 0.00 0.00 0.00 0.06 Precip Duration 3 Precip Begin 12 PM Precip End Continuing Mixing Hgt (ft-AGL) 430 5390 480 6830 Transport Wnd (kts) SW 12 SW 17 W 12 W 20 Vent Rate (kt-ft) 5160 91630 5760 136600 Max ADI Early 28 Fair 39 Fair 27 Fair 82 Good Max ADI Late 13 Gen Poor 60 Gen Good 13 Gen Poor 74 Good Max LVORI Early 5 1 3 2 Max LVORI Late 5 1 3 2 Min Vsby Early 8 7 8 8 Min Vsby Late 7 9 7 6 Fog Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 40 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 50s. Northwest winds 5 to 10 mph. .THURSDAY...Mostly sunny. Highs in the upper 60s. North winds around 5 mph. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 40s. South winds around 5 mph, becoming northwest after midnight. .FRIDAY...Partly sunny. Highs in the mid 60s. Northeast winds around 5 mph, becoming southeast around 5 mph in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 40s. Southwest winds around 5 mph. .SATURDAY...Cloudy with showers likely. Highs in the lower 60s. East winds around 5 mph. .SATURDAY NIGHT...Cloudy with showers likely. Lows in the upper 40s. East winds around 5 mph. .SUNDAY...Mostly cloudy with showers likely. Highs in the lower 60s. East winds around 5 mph. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of showers. Lows in the upper 40s. Highs in the mid 60s. East winds around 5 mph. $$ MAZ019-190800- Eastern Plymouth MA- Including the city of Plymouth 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Mclear Pcldy Pcldy Precip Type None None None Tstms Chance Precip (%) 10 10 60 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 59 (+4) 90 (+17) 63 88 RH % (24h trend) 100 (+3) 33 (+4) 90 37 20ft Wnd AM(mph) SW 6 SW 7 20ft Wnd PM(mph) SW 6 SW 10 G21 SW 9 G21 SW 9 G19 Precip Amount 0.00 0.00 0.00 0.07 Precip Duration 3 Precip Begin 12 PM Precip End Continuing Mixing Hgt (ft-AGL) 430 3480 480 4260 Transport Wnd (kts) SW 14 SW 15 SW 15 SW 17 Vent Rate (kt-ft) 6020 52200 7200 72420 Max ADI Early 16 Gen Poor 21 Fair 21 Fair 42 Gen Good Max ADI Late 17 Gen Poor 31 Fair 17 Gen Poor 43 Gen Good Max LVORI Early 5 2 3 2 Max LVORI Late 5 2 3 2 Min Vsby Early 6 Fog 6 Fog 8 8 Min Vsby Late 6 Fog 9 7 6 Fog Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 40 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 50s. Northwest winds 10 to 15 mph. .THURSDAY...Mostly sunny. Highs in the mid 60s. North winds 10 to 15 mph, becoming northeast 5 to 10 mph in the afternoon. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 40s. South winds around 5 mph, becoming northwest after midnight. .FRIDAY...Mostly sunny. Highs in the mid 60s. Northeast winds around 5 mph, becoming southeast in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. Southwest winds 5 to 10 mph. .SATURDAY THROUGH SUNDAY...Mostly cloudy with showers likely. Lows in the upper 40s. Highs in the lower 60s. East winds 5 to 10 mph. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of showers. Lows in the upper 40s. Highs in the lower 60s. East winds 5 to 10 mph. $$ MAZ020-190800- Southern Bristol MA- Including the cities of Fall River and New Bedford 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Pcldy Pcldy Pcldy Precip Type None None None Tstms Chance Precip (%) 10 10 60 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 57 (0) 86 (+13) 60 89 RH % (24h trend) 100 (0) 43 (+4) 96 42 20ft Wnd AM(mph) SW 6 G17 SW 8 G19 20ft Wnd PM(mph) SW 6 SW 11 G22 SW 9 G21 SW 11 G23 Precip Amount 0.00 0.00 0.00 0.05 Precip Duration 2 Precip Begin 1 PM Precip End Continuing Mixing Hgt (ft-AGL) 420 1650 480 2590 Transport Wnd (kts) SW 12 SW 15 SW 13 SW 18 Vent Rate (kt-ft) 5040 24750 6240 46620 Max ADI Early 20 Gen Poor 21 Fair 22 Fair 28 Fair Max ADI Late 12 Poor 26 Fair 15 Gen Poor 33 Fair Max LVORI Early 6 2 4 2 Max LVORI Late 6 2 4 2 Min Vsby Early 1 Fog 3 Fog 7 8 Min Vsby Late 3 Fog 8 7 6 Fog Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 40 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 50s. Northwest winds 10 to 15 mph. .THURSDAY...Mostly sunny. Highs in the upper 60s. Northeast winds 5 to 10 mph. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 40s. South winds 5 to 10 mph, becoming northwest after midnight. .FRIDAY...Partly sunny. Highs in the mid 60s. Northeast winds around 5 mph, becoming southeast in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. South winds 5 to 10 mph. .SATURDAY...Cloudy with showers likely. Highs in the lower 60s. East winds 5 to 10 mph. .SATURDAY NIGHT AND SUNDAY...Mostly cloudy with showers likely. Lows in the upper 40s. Highs in the mid 60s. East winds 5 to 10 mph. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of showers. Lows around 50. Highs in the upper 60s. East winds 5 to 10 mph. $$ MAZ021-190800- Southern Plymouth MA- Including the city of Mattapoisett 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Pcldy Pcldy Pcldy Pcldy Precip Type None None None Tstms Chance Precip (%) 10 10 60 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 57 (+1) 84 (+11) 60 86 RH % (24h trend) 100 (0) 44 (+3) 93 43 20ft Wnd AM(mph) SW 6 G17 SW 7 G19 20ft Wnd PM(mph) SW 5 SW 11 G22 SW 9 G21 SW 11 G22 Precip Amount 0.00 0.00 0.00 0.06 Precip Duration 1 Precip Begin 2 PM Precip End Continuing Mixing Hgt (ft-AGL) 420 1550 470 2320 Transport Wnd (kts) SW 11 SW 15 SW 13 SW 18 Vent Rate (kt-ft) 4620 23250 6110 41760 Max ADI Early 18 Gen Poor 23 Fair 21 Fair 26 Fair Max ADI Late 12 Poor 26 Fair 15 Gen Poor 34 Fair Max LVORI Early 6 2 4 2 Max LVORI Late 6 2 4 2 Min Vsby Early 1 Fog 3 Fog 7 8 Min Vsby Late 3 Fog 9 7 6 Fog Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 40 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 50s. Northwest winds 5 to 10 mph. .THURSDAY...Mostly sunny. Highs in the mid 60s. North winds 5 to 10 mph, becoming northeast in the afternoon. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 40s. South winds around 5 mph, becoming northwest after midnight. .FRIDAY...Partly sunny. Highs in the mid 60s. Northeast winds around 5 mph, becoming southeast in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. Southwest winds 5 to 10 mph. .SATURDAY...Cloudy with showers likely. Highs in the lower 60s. East winds 5 to 10 mph. .SATURDAY NIGHT AND SUNDAY...Mostly cloudy with showers likely. Lows in the upper 40s. Highs in the lower 60s. East winds 5 to 10 mph. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of showers. Lows in the upper 40s. Highs in the mid 60s. East winds 5 to 10 mph. $$ MAZ022-190800- Barnstable MA- Including the cities of Chatham, Falmouth, and Provincetown 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Pcldy Pcldy Pcldy Pcldy Precip Type None None None Tstms Chance Precip (%) 10 60 Chance of Thunder (%) 0 0 0 20 Temp (24h trend) 58 (+2) 76 (+7) 61 79 RH % (24h trend) 100 (0) 50 (+15) 93 49 20ft Wnd AM(mph) SW 8 G17 SW 9 G19 20ft Wnd PM(mph) SW 5 SW 11 G22 SW 9 G22 SW 11 G22 Precip Amount 0.00 0.00 0.00 0.05 Precip Duration 1 Precip Begin 2 PM Precip End Continuing Mixing Hgt (ft-AGL) 430 950 510 1080 Transport Wnd (kts) SW 16 SW 19 SW 18 W 18 Vent Rate (kt-ft) 6880 18050 9180 19440 Max ADI Early 17 Gen Poor 21 Fair 24 Fair 22 Fair Max ADI Late 19 Gen Poor 25 Fair 20 Gen Poor 26 Fair Max LVORI Early 6 2 4 2 Max LVORI Late 6 2 4 2 Min Vsby Early 0 Fog 1 Fog 7 7 Min Vsby Late 2 Fog 8 6 Fog 8 Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 30 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 50s. West winds 5 to 10 mph, becoming northwest after midnight. .THURSDAY...Mostly sunny. Highs in the mid 60s. Northeast winds 5 to 10 mph. .THURSDAY NIGHT...Partly cloudy. Lows around 50. South winds around 5 mph, becoming northwest after midnight. .FRIDAY...Mostly sunny. Highs in the mid 60s. Northeast winds around 5 mph, becoming southeast in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows around 50. South winds around 5 mph. .SATURDAY...Mostly cloudy with showers likely. Highs in the lower 60s. East winds 5 to 10 mph. .SATURDAY NIGHT...Cloudy with showers likely. Lows around 50. East winds 5 to 10 mph. .SUNDAY...Mostly cloudy with showers likely. Highs in the mid 60s. East winds 5 to 10 mph. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of showers. Lows in the lower 50s. Highs in the mid 60s. East winds 5 to 10 mph. $$ MAZ023-190800- Dukes MA- Including the city of Vineyard Haven 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Pcldy Pcldy Pcldy Pcldy Precip Type None None None Showers Chance Precip (%) 50 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 55 (+1) 73 (+6) 57 74 RH % (24h trend) 100 (0) 59 (+12) 100 50 20ft Wnd AM(mph) SW 10 G18 SW 13 G21 20ft Wnd PM(mph) SW 7 SW 13 G22 SW 13 G21 SW 15 G23 Precip Amount 0.00 0.00 0.00 0.02 Precip Duration 1 Precip Begin 2 PM Precip End Continuing Mixing Hgt (ft-AGL) 380 600 490 730 Transport Wnd (kts) SW 14 SW 18 SW 20 SW 19 Vent Rate (kt-ft) 5320 10800 9800 13870 Max ADI Early 17 Gen Poor 21 Fair 26 Fair 23 Fair Max ADI Late 20 Gen Poor 26 Fair 24 Fair 26 Fair Max LVORI Early 8 3 4 3 Max LVORI Late 8 3 4 3 Min Vsby Early 0 Fog 0 Fog 5 Fog 6 Fog Min Vsby Late 0 Fog 7 4 Fog 9 Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 20 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 50s. West winds 10 to 15 mph. .THURSDAY...Partly sunny. Highs in the mid 60s. North winds 5 to 10 mph, becoming east in the afternoon. .THURSDAY NIGHT...Partly cloudy. Lows around 50. South winds 5 to 10 mph, becoming northwest after midnight. .FRIDAY...Mostly sunny. Highs in the lower 60s. Northeast winds around 5 mph, becoming southeast in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. South winds 5 to 10 mph. .SATURDAY THROUGH SUNDAY...Mostly cloudy with showers likely. Lows around 50. Highs in the lower 60s. East winds 10 to 15 mph. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of showers. Lows in the lower 50s. Highs in the mid 60s. East winds 5 to 10 mph. $$ MAZ024-190800- Nantucket MA- Including the city of Nantucket 410 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Pcldy Pcldy Pcldy Pcldy Precip Type None None None Showers Chance Precip (%) 10 30 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 56 (+1) 68 (+3) 58 70 RH % (24h trend) 100 (0) 68 (+18) 93 63 20ft Wnd AM(mph) SW 11 G19 SW 13 G22 20ft Wnd PM(mph) SW 7 SW 14 G22 SW 13 G22 SW 15 G23 Precip Amount 0.00 0.00 0.00 0.01 Precip Duration 0 Precip Begin 3 PM Precip End Continuing Mixing Hgt (ft-AGL) 380 530 490 730 Transport Wnd (kts) SW 15 SW 21 SW 24 SW 22 Vent Rate (kt-ft) 5700 11130 11760 16060 Max ADI Early 19 Gen Poor 26 Fair 25 Fair 27 Fair Max ADI Late 22 Fair 29 Fair 28 Fair 31 Fair Max LVORI Early 8 4 4 3 Max LVORI Late 8 4 4 3 Min Vsby Early 0 Fog 0 Fog 3 Fog 5 Fog Min Vsby Late 0 Fog 6 Fog 1 Fog 9 Sunshine Hours N/A N/A N/A N/A CWR 0 0 0 10 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly cloudy with showers likely. Lows in the lower 50s. West winds 10 to 15 mph, becoming northwest 5 to 10 mph after midnight. .THURSDAY...Partly sunny with a chance of showers. Highs in the lower 60s. Northeast winds 10 to 15 mph. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southeast winds around 5 mph, becoming west after midnight. .FRIDAY...Mostly sunny. Highs in the lower 60s. Northeast winds around 5 mph, becoming southeast in the afternoon. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 50s. South winds around 5 mph. .SATURDAY...Mostly cloudy with showers likely. Highs in the lower 60s. East winds 5 to 10 mph. .SATURDAY NIGHT...Cloudy with showers likely. Lows in the lower 50s. East winds 10 to 15 mph. .SUNDAY...Mostly cloudy with showers likely. Highs in the lower 60s. East winds 10 to 15 mph. .SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of showers. Lows in the lower 50s. Highs in the lower 60s. East winds 5 to 10 mph. $$ .OUTLOOK 8 TO 14 DAYS... Temperatures above normal. Precipitation below normal. $$ For the latest updates...please visit our webpage at www.weather.gov/boston You can follow us on Facebook at www.facebook.com/us.nationalweatherservice.boston.gov You can follow us on Twitter at @NWSBoston