FNUS53 KLSX 190626 FWFLSX Fire Weather Planning Forecast for Eastern/Central MO and Southwest IL National Weather Service Saint Louis MO 126 AM CDT Tue May 19 2026 Multiple rounds of showers and thunderstorms have occurred this afternoon with more rainfall expected through the early evening hours. Another round of storms will then move in from the west tonight into Tuesday morning and weaken as they approach Interstate 70. A cold front will then cross the area Tuesday afternoon into evening. A third round of showers and thunderstorms could develop along and ahead of the cold front. Additional chances for rain return late in the week with low certainty regarding the timing of the best chances. MOZ072-073-083-084-099-192100- Crawford MO-Washington MO-Dent MO-Iron MO-Reynolds MO- Including the cities of Potosi/Salem Ranger District and Salem 126 AM CDT Tue May 19 2026 Today Tonight Wed Cloud Cover Mcldy Mcldy Mcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 80 80 40 Chance of Thunder (%) 70 70 20 Temp (24h trend) 77 (-3) 54 (-16) 68 RH % (24h trend) 71 (0) 100 (+8) 62 Wind 20ft AM(mph) S 5-9 G22 N 3-7 G16 Wind 20ft PM(mph) SW 4-8 G19 lgt/var NE 3-7 G15 Precip Amount 0.31 0.18 0.02 Precip Duration 7 6 1 1700ft mixing temp 82 60 Mixing Hgt(ft-agl) 2430 660 2460 Transport Wnd (m/s) SW 7 N 5 NE 5 Transport Wnd (mph) SW 16 N 10 NE 10 Vent Rate (m/s-m) 9330 440 5100 Good Poor Marginal Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Mostly cloudy. Lows in the lower 50s. Highs in the lower 70s. East winds 5 to 10 mph. .FRIDAY...Showers and a chance of thunderstorms. Lows in the upper 50s. Highs in the mid 70s. Southeast winds 5 to 10 mph. .SATURDAY...Mostly cloudy. A chance of showers and thunderstorms. Lows in the upper 50s. Highs around 80. West winds around 5 mph. .SUNDAY...Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 50s. Highs in the lower 80s. East winds around 5 mph. .MONDAY...Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 60s. Highs in the lower 80s. Southeast winds around 5 mph. $$ MOZ074-075-085-192100- Saint Francois MO-Sainte Genevieve MO-Madison MO- Including the cities of Farmington and Fredericktown Ranger District 126 AM CDT Tue May 19 2026 Today Tonight Wed Cloud Cover Mcldy Mcldy Mcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 80 80 50 Chance of Thunder (%) 70 70 20 Temp (24h trend) 78 (-4) 55 (-12) 69 RH % (24h trend) 68 (+1) 100 (+2) 62 Wind 20ft AM(mph) SW 7-11 G23 N 4-8 G16 Wind 20ft PM(mph) SW 6-10 G19 NW 3-7 N 4-8 G15 Precip Amount 0.31 0.23 0.02 Precip Duration 5 7 1 1700ft mixing temp 85 62 Mixing Hgt(ft-agl) 3040 730 2480 Transport Wnd (m/s) SW 8 NW 4 N 5 Transport Wnd (mph) SW 18 NW 8 N 12 Vent Rate (m/s-m) 9680 510 5060 Good Poor Marginal Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Mostly cloudy. Lows in the lower 50s. Highs in the lower 70s. Northeast winds 5 to 10 mph. .FRIDAY...Showers and a chance of thunderstorms. Lows in the upper 50s. Highs in the mid 70s. Southeast winds 5 to 10 mph. .SATURDAY...Mostly cloudy. A chance of showers and thunderstorms. Lows in the upper 50s. Highs around 80. West winds around 5 mph. .SUNDAY...Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 50s. Highs in the lower 80s. East winds around 5 mph. .MONDAY...Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 60s. Highs in the mid 80s. Southeast winds around 5 mph. $$ MOZ041-047>050-192100- Boone MO-Moniteau MO-Cole MO-Osage MO-Callaway MO- Including the cities of Columbia, Cedar Creek Ranger District, Jefferson City, and Fulton 126 AM CDT Tue May 19 2026 Today Tonight Wed Cloud Cover Mcldy Mcldy Pcldy Precip Type Tstms Tstms None Chance Precip (%) 90 50 0 Chance of Thunder (%) 50 50 0 Temp (24h trend) 71 (+3) 51 (-14) 68 RH % (24h trend) 81 (+1) 92 (-8) 52 Wind 20ft AM(mph) S 6-10 G19 NE 5-9 G18 Wind 20ft PM(mph) NW 6-10 G18 N 4-8 G16 NE 4-8 G16 Precip Amount 0.12 0.02 0.00 Precip Duration 4 3 1700ft mixing temp 71 57 Mixing Hgt(ft-agl) 2340 730 3320 Transport Wnd (m/s) W 6 N 6 NE 6 Transport Wnd (mph) W 14 N 14 NE 13 Vent Rate (m/s-m) 5940 900 7600 Marginal Poor Fair Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Mostly cloudy. Lows in the lower 50s. Highs in the upper 60s. East winds 5 to 10 mph. .FRIDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the mid 50s. Highs in the lower 70s. East winds 5 to 10 mph. .SATURDAY...Mostly cloudy. Lows in the mid 50s. Highs in the upper 70s. Northwest winds 5 to 10 mph. .SUNDAY...Mostly cloudy. A chance of showers and thunderstorms. Lows in the upper 50s. Highs in the lower 80s. East winds around 5 mph. .MONDAY...Mostly cloudy. Lows in the lower 60s. Highs in the mid 80s. Southeast winds 5 to 10 mph. $$ MOZ051-059-060-062-065-192100- Montgomery MO-Gasconade MO-Warren MO-Franklin MO-Jefferson MO- Including the cities of Washington, Union, and Sullivan 126 AM CDT Tue May 19 2026 Today Tonight Wed Cloud Cover Mcldy Mcldy Pcldy Precip Type Tstms Tstms Showers Chance Precip (%) 70 80 20 Chance of Thunder (%) 70 70 0 Temp (24h trend) 76 (+1) 51 (-14) 68 RH % (24h trend) 75 (0) 99 (-1) 58 Wind 20ft AM(mph) S 5-9 G20 N 4-8 G17 Wind 20ft PM(mph) W 5-9 G19 N 4-8 G16 NE 3-7 G15 Precip Amount 0.19 0.10 0.00 Precip Duration 6 4 0 1700ft mixing temp 79 58 Mixing Hgt(ft-agl) 2590 880 3360 Transport Wnd (m/s) W 6 N 5 NE 5 Transport Wnd (mph) W 13 N 12 NE 10 Vent Rate (m/s-m) 8780 690 6450 Good Poor Fair Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Mostly cloudy. Lows around 50. Highs around 70. East winds 5 to 10 mph. .FRIDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the mid 50s. Highs in the lower 70s. Northeast winds 5 to 10 mph. .SATURDAY...Mostly cloudy. Lows in the mid 50s. Highs in the upper 70s. Northwest winds around 5 mph. .SUNDAY...Mostly cloudy. Lows in the upper 50s. Highs in the lower 80s. East winds around 5 mph. .MONDAY...Mostly cloudy with a chance of showers and thunderstorms. Lows around 60. Highs in the mid 80s. Southeast winds around 5 mph. $$ MOZ061-063-064-192100- Saint Charles MO-Saint Louis MO-Saint Louis City MO- Including the cities of Saint Charles and Saint Louis 126 AM CDT Tue May 19 2026 Today Tonight Wed Cloud Cover Mcldy Mcldy Pcldy Precip Type Tstms Tstms None Chance Precip (%) 70 80 0 Chance of Thunder (%) 70 70 0 Temp (24h trend) 77 (-1) 53 (-13) 70 RH % (24h trend) 72 (+1) 91 (-9) 54 Wind 20ft AM(mph) S 5-9 G20 N 5-9 G16 Wind 20ft PM(mph) W 6-10 G19 N 5-9 G15 NE 4-8 Precip Amount 0.18 0.11 0.00 Precip Duration 6 4 1700ft mixing temp 81 59 Mixing Hgt(ft-agl) 2890 980 3710 Transport Wnd (m/s) SW 9 N 7 NE 5 Transport Wnd (mph) SW 20 N 15 NE 12 Vent Rate (m/s-m) 9380 900 6560 Good Poor Fair Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Mostly cloudy. Lows in the lower 50s. Highs in the lower 70s. Northeast winds 5 to 10 mph. .FRIDAY...Showers and a chance of thunderstorms. Lows in the upper 50s. Highs in the lower 70s. Northeast winds 5 to 10 mph. .SATURDAY...Mostly cloudy. Lows in the upper 50s. Highs around 80. Northwest winds 5 to 10 mph. .SUNDAY...Mostly cloudy with a chance of showers. Lows around 60. Highs in the lower 80s. East winds around 5 mph. .MONDAY...Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 60s. Highs in the mid 80s. Southeast winds around 5 mph. $$ ILZ064-065-069-070-074-079-100>102-192100- Bond IL-Fayette IL-Clinton IL-Marion IL-Washington IL-Randolph IL- Madison IL-Saint Clair IL-Monroe IL- Including the cities of Vandalia, Centralia, Salem, Chester, Sparta, Alton, Edwardsville, Belleville, and Cahokia 126 AM CDT Tue May 19 2026 Today Tonight Wed Cloud Cover Mcldy Mcldy Mcldy Precip Type Tstms Tstms Showers Chance Precip (%) 70 70 30 Chance of Thunder (%) 70 70 0 Temp (24h trend) 79 (+1) 56 (-11) 69 RH % (24h trend) 72 (+1) 94 (-6) 55 Wind 20ft AM(mph) S 8-12 G21 N 6-10 G16 Wind 20ft PM(mph) SW 8-12 G20 NW 4-8 G15 NE 5-9 Precip Amount 0.30 0.22 0.01 Precip Duration 5 5 0 1700ft mixing temp 83 62 Mixing Hgt(ft-agl) 3030 750 3400 Transport Wnd (m/s) SW 9 NW 5 NE 5 Transport Wnd (mph) SW 21 NW 10 NE 12 Vent Rate (m/s-m) 12110 440 8140 Good Poor Good Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Mostly cloudy. Lows in the lower 50s. Highs in the lower 70s. Northeast winds 5 to 10 mph. .FRIDAY...Showers and a chance of thunderstorms. Lows in the upper 50s. Highs in the lower 70s. East winds 5 to 10 mph. .SATURDAY...Mostly cloudy. A chance of showers. Lows in the upper 50s. Highs in the upper 70s. Northwest winds 5 to 10 mph. .SUNDAY...Mostly cloudy. A chance of showers. Lows around 60. Highs in the lower 80s. Northeast winds around 5 mph. .MONDAY...Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 60s. Highs in the lower 80s. Southeast winds around 5 mph. $$ MOZ018-019-026-027-034>036-042-052-192100- Knox MO-Lewis MO-Shelby MO-Marion MO-Monroe MO-Ralls MO-Pike MO- Audrain MO-Lincoln MO- Including the cities of Hannibal, Bowling Green, and Mexico 126 AM CDT Tue May 19 2026 Today Tonight Wed Cloud Cover Mcldy Mcldy Pcldy Precip Type Tstms Tstms None Chance Precip (%) 60 40 0 Chance of Thunder (%) 50 20 0 Temp (24h trend) 72 (+4) 48 (-16) 66 RH % (24h trend) 75 (-3) 87 (-12) 50 Wind 20ft AM(mph) SW 7-11 G24 NE 6-10 G18 Wind 20ft PM(mph) NW 7-11 G19 N 5-9 G18 NE 5-9 G17 Precip Amount 0.08 0.01 0.00 Precip Duration 5 2 1700ft mixing temp 68 57 Mixing Hgt(ft-agl) 2260 500 3850 Transport Wnd (m/s) W 8 N 7 NE 6 Transport Wnd (mph) W 17 N 16 NE 13 Vent Rate (m/s-m) 7800 820 9170 Fair Poor Good Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Mostly cloudy. Lows in the upper 40s. Highs in the upper 60s. East winds 5 to 10 mph. .FRIDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the mid 50s. Highs in the upper 60s. East winds 5 to 10 mph. .SATURDAY...Mostly cloudy. Lows in the mid 50s. Highs in the mid 70s. North winds around 5 mph. .SUNDAY...Mostly cloudy. Lows in the mid 50s. Highs in the lower 80s. East winds around 5 mph. .MONDAY...Mostly cloudy. Lows in the lower 60s. Highs in the lower 80s. Southeast winds 5 to 10 mph. $$ ILZ095>098-192100- Adams IL-Brown IL-Pike IL-Calhoun IL- Including the cities of Quincy, Mount Sterling, and Pittsfield 126 AM CDT Tue May 19 2026 Today Tonight Wed Cloud Cover Mcldy Mcldy Pcldy Precip Type Tstms Tstms None Chance Precip (%) 60 50 0 Chance of Thunder (%) 50 50 0 Temp (24h trend) 74 (+6) 49 (-15) 67 RH % (24h trend) 76 (0) 84 (-16) 49 Wind 20ft AM(mph) SW 8-12 G23 N 6-10 G18 Wind 20ft PM(mph) NW 8-12 G19 N 6-10 G17 NE 5-9 G15 Precip Amount 0.09 0.02 0.00 Precip Duration 4 1 1700ft mixing temp 72 57 Mixing Hgt(ft-agl) 2530 590 4010 Transport Wnd (m/s) W 8 N 7 NE 6 Transport Wnd (mph) W 18 N 16 NE 13 Vent Rate (m/s-m) 8480 900 9010 Good Poor Good Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Mostly cloudy. Lows in the upper 40s. Highs around 70. East winds 5 to 10 mph. .FRIDAY...Mostly cloudy with showers likely. Lows in the mid 50s. Highs in the upper 60s. Northeast winds 5 to 10 mph. .SATURDAY...Mostly cloudy. Lows in the mid 50s. Highs in the upper 70s. Northwest winds 5 to 10 mph. .SUNDAY...Mostly cloudy. Lows in the upper 50s. Highs in the lower 80s. East winds around 5 mph. .MONDAY...Mostly cloudy. Lows in the lower 60s. Highs in the lower 80s. Southeast winds 5 to 10 mph. $$ ILZ058>060-099-192100- Greene IL-Macoupin IL-Montgomery IL-Jersey IL- Including the city of Litchfield 126 AM CDT Tue May 19 2026 Today Tonight Wed Cloud Cover Mcldy Mcldy Pcldy Precip Type Tstms Tstms None Chance Precip (%) 70 60 0 Chance of Thunder (%) 70 50 0 Temp (24h trend) 76 (+2) 51 (-14) 67 RH % (24h trend) 75 (+2) 89 (-11) 51 Wind 20ft AM(mph) S 8-12 G21 N 7-11 G18 Wind 20ft PM(mph) W 8-12 G21 N 6-10 G16 NE 6-10 G15 Precip Amount 0.15 0.09 0.00 Precip Duration 5 4 1700ft mixing temp 79 59 Mixing Hgt(ft-agl) 2880 850 3910 Transport Wnd (m/s) SW 8 N 7 NE 6 Transport Wnd (mph) SW 18 N 16 NE 13 Vent Rate (m/s-m) 9510 890 8600 Good Poor Good Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Mostly cloudy. Lows in the mid 40s. Highs in the upper 60s. East winds 5 to 10 mph. .FRIDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the lower 50s. Highs in the upper 60s. Northeast winds 5 to 10 mph. .SATURDAY...Mostly cloudy. Lows in the mid 50s. Highs in the upper 70s. Northwest winds around 5 mph. .SUNDAY...Mostly cloudy. Lows in the mid 50s. Highs in the lower 80s. Northeast winds around 5 mph. .MONDAY...Mostly cloudy with a chance of showers. Lows around 60. Highs in the lower 80s. Southeast winds around 5 mph. $$