FOUS51 KLWX 091833 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 233 PM EDT Thu Jul 9 2026 VAZ054-092000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 233 PM EDT Thu Jul 9 2026 Date Thu 07/09/26 Fri 07/10/26 Sat 07/11/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 73 91 73 86 Temp 83 80 75 75 74 75 83 88 87 82 77 75 74 75 79 82 82 79 Dewpt 75 73 74 73 71 72 73 71 71 71 74 73 72 72 72 71 70 69 RH 77 79 97 94 90 90 72 57 59 69 90 94 93 90 79 69 67 72 Wind dir SW SW SW W W W W W SW SW SW W N N NW NW N N Wind spd 8 5 5 6 8 8 9 9 9 6 4 6 6 6 8 8 8 8 Clouds OV B2 FW FW FW FW SC SC B1 B1 B2 B2 B2 OV B1 B2 B2 B1 PoP 12hr 90 40 50 40 70 QPF 12hr 0.27 0.01 0.03 0.18 0.12 Snow 12hr 00-00 00-00 00-00 Rain shwrs O C C C C S S S C C L L S Tstms C C C C S S C C S Heat index 90 84 89 94 93 86 86 86 Max heat 95 98 94 94 86 87 Date Sun 07/12/26 Mon 07/13/26 Tue 07/14/26 Wed 07/15/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 70 85 68 84 67 88 71 95 Temp 72 72 83 78 69 71 81 79 69 70 85 83 73 74 92 89 Dewpt 69 67 64 63 64 65 60 60 63 64 61 62 65 66 64 64 PWind dir N E E E S SW SW W Wind char LT GN LT LT LT LT GN GN Avg clouds B1 B1 B1 B1 SC SC SC SC SC FW FW FW FW FW FW FW PoP 12hr 20 10 5 5 0 0 0 5 Rain shwrs S Tstms S $$ MDZ013-092000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 233 PM EDT Thu Jul 9 2026 Date Thu 07/09/26 Fri 07/10/26 Sat 07/11/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 71 92 71 86 Temp 83 78 75 74 72 75 86 90 89 82 76 74 73 73 81 84 84 79 Dewpt 75 76 75 73 72 73 75 74 73 74 74 73 72 73 73 73 72 71 RH 77 94100 97100 94 70 60 59 77 94 97 97100 77 70 67 77 Wind dir W S SW W W W W W W SW W W N N N N N N Wind spd 5 2 2 3 4 4 5 8 6 3 2 2 2 3 4 5 6 3 Clouds OV B2 SC SC FW SC SC B1 B2 B2 B1 OV B2 OV B1 B2 B2 B1 PoP 12hr 90 50 50 40 70 QPF 12hr 0.37 0.01 0.05 0.13 0.10 Snow 12hr 00-00 00-00 00-00 Rain shwrs O C C C C S S S C C L L S Tstms C C C C S S C C S Heat index 90 95 99 97 88 86 90 90 Max heat 95 96 99 101 90 92 Flood A A Date Sun 07/12/26 Mon 07/13/26 Tue 07/14/26 Wed 07/15/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 68 86 67 85 66 88 70 95 Temp 70 71 84 80 70 71 83 80 69 71 87 83 73 74 93 89 Dewpt 69 68 65 65 65 67 61 63 64 66 64 66 65 68 68 69 PWind dir NE E SE E S SW SW W Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B1 B1 SC SC SC SC SC SC SC FW FW FW FW FW FW PoP 12hr 20 5 0 0 0 0 0 5 Rain shwrs S Tstms S $$ MDZ011-092000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 233 PM EDT Thu Jul 9 2026 Date Thu 07/09/26 Fri 07/10/26 Sat 07/11/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 73 93 73 87 Temp 84 81 76 75 74 76 86 91 90 84 77 75 74 75 82 85 85 80 Dewpt 74 74 73 73 71 71 72 71 70 72 72 72 71 71 71 69 68 69 RH 72 79 90 94 90 85 63 52 52 67 85 90 90 87 69 59 57 69 Wind dir SW N W W W W W W W W NW W N N N N N N Wind spd 5 2 1 2 3 3 5 8 6 3 1 2 2 2 4 5 6 3 Clouds OV B2 SC FW FW FW SC B1 B2 B1 B1 OV OV OV B1 B2 B2 B1 PoP 12hr 90 50 50 40 60 QPF 12hr 0.48 0.01 0.08 0.21 0.13 Snow 12hr 00-00 00-00 00-00 Rain shwrs O C C C C S S S C C L L S Tstms C C C C S S C C S Heat index 91 86 92 98 96 90 86 89 88 83 Max heat 95 97 98 98 85 89 88 Flood A A Date Sun 07/12/26 Mon 07/13/26 Tue 07/14/26 Wed 07/15/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 70 87 69 86 68 89 73 96 Temp 72 72 85 81 70 72 84 81 71 72 87 84 74 76 94 89 Dewpt 68 65 61 62 64 64 57 60 62 63 61 63 64 66 65 66 PWind dir NE E SE E S SW SW W Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B1 SC SC SC SC SC SC SC SC FW FW FW FW FW FW PoP 12hr 20 5 0 0 0 0 0 5 Rain shwrs S Tstms S $$ WVZ052-092000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 233 PM EDT Thu Jul 9 2026 Date Thu 07/09/26 Fri 07/10/26 Sat 07/11/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 68 88 67 83 Temp 83 80 73 71 70 73 82 86 84 78 73 71 69 71 77 81 81 77 Dewpt 72 72 71 69 68 70 71 70 70 71 71 71 69 70 70 70 69 69 RH 70 77 93 93 93 90 69 59 63 79 93100100 97 79 69 67 76 Wind dir W N W W SW W W W W W N W NW NW NW N N N Wind spd 3 0 3 3 3 3 6 8 5 2 0 1 1 3 5 6 5 2 Clouds B2 SC SC FW FW SC B1 B2 B1 B1 B2 B2 OV B2 B1 B2 B2 B1 PoP 12hr 70 10 60 40 70 QPF 12hr 0.15 0 0.08 0.09 0.18 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C L L C S S S C C L L S Tstms C S C C S C C C S Heat index 88 84 86 91 88 85 84 Max heat 88 92 91 92 85 85 Flood A Date Sun 07/12/26 Mon 07/13/26 Tue 07/14/26 Wed 07/15/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 63 83 62 83 62 88 66 94 Temp 67 68 81 76 65 68 81 78 65 67 86 82 70 72 92 87 Dewpt 66 63 63 64 63 63 60 61 60 62 61 64 63 65 65 67 PWind dir N E SE SE S W SW NW Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B1 B1 SC SC SC SC SC FW FW CL FW FW FW FW FW PoP 12hr 20 10 5 5 0 0 0 5 Rain shwrs S Tstms S $$ VAZ506-092000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 233 PM EDT Thu Jul 9 2026 Date Thu 07/09/26 Fri 07/10/26 Sat 07/11/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 70 90 69 84 Temp 83 79 73 72 71 74 83 88 86 80 75 73 71 72 78 82 82 78 Dewpt 75 76 73 72 70 72 75 75 75 75 73 72 71 72 75 75 74 73 RH 77 91100100 97 93 77 66 70 85 94 97100100 91 79 77 85 Wind dir SW W SW W W W W W SW SW W W NW N NW NW N N Wind spd 4 2 2 3 3 3 5 6 5 2 1 2 3 3 5 6 5 3 Clouds OV B1 FW SC SC SC SC B1 B1 B2 B2 OV OV B2 B1 B2 B2 B1 PoP 12hr 90 30 50 40 70 QPF 12hr 0.44 0 0.05 0.04 0.13 Snow 12hr 00-00 00-00 00-00 Rain shwrs O C C C C S S S C C L L S Tstms C C C C S S C C S Heat index 90 90 98 95 85 89 88 Max heat 94 96 98 99 89 89 Flood A A Date Sun 07/12/26 Mon 07/13/26 Tue 07/14/26 Wed 07/15/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 65 84 64 84 63 88 67 94 Temp 69 69 82 77 67 69 82 78 67 68 86 82 71 72 92 88 Dewpt 69 67 68 67 65 66 64 64 63 65 65 66 64 67 68 69 PWind dir N E SE E S SW SW W Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B1 B1 B1 B1 B1 SC SC SC SC CL FW FW FW FW FW PoP 12hr 20 10 0 5 0 0 0 5 Rain shwrs S Tstms S $$ VAZ037-092000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 233 PM EDT Thu Jul 9 2026 Date Thu 07/09/26 Fri 07/10/26 Sat 07/11/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 69 90 70 85 Temp 84 80 74 72 70 72 85 88 87 81 75 73 72 72 80 83 81 77 Dewpt 72 72 71 70 68 70 70 69 69 71 71 71 70 71 71 71 70 70 RH 67 77 90 93 93 93 61 54 55 72 87 93 93 97 74 67 69 79 Wind dir W NW N SW SW SW SW SW W S N N N N N NW N N Wind spd 5 1 0 3 3 3 4 5 6 3 0 0 0 0 0 4 3 0 Clouds B2 FW FW FW FW FW SC B1 B1 SC OV B2 B2 B1 B2 B2 B2 B1 PoP 12hr 70 10 70 40 80 QPF 12hr 0.14 0 0.04 0.02 0.40 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L L C C S S C C D D C Tstms C C C S S C C S Heat index 90 84 90 92 91 85 83 88 85 Max heat 96 96 92 94 88 88 Date Sun 07/12/26 Mon 07/13/26 Tue 07/14/26 Wed 07/15/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 66 83 64 82 63 87 65 94 Temp 69 69 81 76 66 67 81 77 65 67 85 81 68 70 92 87 Dewpt 69 67 65 65 64 64 60 62 61 62 60 64 62 64 63 66 PWind dir N NE NE E E SE N W Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B2 B1 B1 B1 B1 B1 SC SC FW FW FW FW FW FW FW PoP 12hr 30 40 10 10 5 0 5 5 Rain shwrs C S S C Tstms S C $$ MDZ003-092000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 233 PM EDT Thu Jul 9 2026 Date Thu 07/09/26 Fri 07/10/26 Sat 07/11/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 68 87 67 83 Temp 83 80 73 71 69 72 81 85 84 79 73 72 69 71 77 81 81 77 Dewpt 72 74 72 70 68 70 73 73 73 73 72 71 69 70 71 71 70 70 RH 70 82 97 97 97 93 77 67 70 82 97 97100 97 82 72 69 79 Wind dir W SW SW SW S SW W W W W NW W N N N N N N Wind spd 4 3 2 2 2 3 5 6 5 3 2 2 2 3 4 5 5 3 Clouds B1 SC SC FW SC B1 B1 B2 B1 B2 B2 B2 B2 B2 B1 B2 B2 SC PoP 12hr 70 10 60 40 60 QPF 12hr 0.24 0 0.02 0.25 0.11 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C L L C S S S C C L L Tstms C S C C S S C C Heat index 88 84 86 92 90 85 85 Max heat 88 92 92 93 85 86 Flood A Date Sun 07/12/26 Mon 07/13/26 Tue 07/14/26 Wed 07/15/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 63 83 63 84 63 88 67 94 Temp 67 68 81 78 67 68 81 79 67 68 86 83 71 72 92 87 Dewpt 64 63 65 66 63 64 63 64 61 63 64 66 64 66 68 68 PWind dir N E SE SE S SW SW W Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B1 SC SC SC SC SC SC SC FW FW FW FW FW FW SC PoP 12hr 10 10 0 0 0 0 0 5 $$ MDZ017-092000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 233 PM EDT Thu Jul 9 2026 Date Thu 07/09/26 Fri 07/10/26 Sat 07/11/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 75 97 75 90 Temp 85 79 76 76 75 80 89 95 95 87 80 78 77 79 84 86 86 81 Dewpt 76 75 74 75 74 75 73 72 72 73 74 74 74 75 74 73 72 72 RH 75 88 94 97 97 85 59 48 48 63 82 88 90 88 72 65 63 74 Wind dir S W W W W W W SW S S SW W W N N N N N Wind spd 8 4 3 5 5 5 5 5 6 4 3 4 4 4 5 6 6 5 Clouds B2 B2 FW FW FW FW FW FW SC B2 SC B2 B2 B1 B1 B2 B2 B2 PoP 12hr 90 60 50 40 70 QPF 12hr 0.19 0.03 0.04 0.02 0.47 Snow 12hr 00-00 00-00 00-00 Rain shwrs O L C C C S S S C C L L C Tstms C L C C S S C C C Heat index 94 85 97104104 94 84 91 93 92 85 Max heat 96 99 85 104 105 89 93 94 Date Sun 07/12/26 Mon 07/13/26 Tue 07/14/26 Wed 07/15/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 72 89 71 84 70 87 72 93 Temp 74 77 87 78 73 75 81 79 71 74 84 81 74 76 90 87 Dewpt 71 71 65 63 65 66 60 61 64 66 62 63 66 68 66 67 PWind dir N NE E E SE SE SW W Wind char LT GN LT LT LT LT LT LT Avg clouds B1 B1 B1 SC B1 B1 SC SC SC FW FW FW FW FW FW FW PoP 12hr 40 10 5 5 0 5 0 5 Rain shwrs C S Tstms C $$ WVZ502-092000- Petersburg WV 38.99N 79.15W Elev. 963 ft 233 PM EDT Thu Jul 9 2026 Date Thu 07/09/26 Fri 07/10/26 Sat 07/11/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 65 88 65 83 Temp 81 76 70 67 66 69 81 85 84 77 71 69 67 68 76 80 80 75 Dewpt 72 72 69 67 66 68 70 71 72 71 69 68 67 68 72 73 72 70 RH 74 87 97100100 97 69 63 67 82 93 97100100 87 79 77 84 Wind dir W SW SW S S SW W W W S SW SW N N NW N N N Wind spd 2 2 2 2 2 2 3 4 5 2 1 1 0 0 1 2 3 2 Clouds B2 SC FW SC SC B1 B1 B1 B2 B2 OV B2 B2 B2 B2 OV OV B1 PoP 12hr 70 20 70 40 80 QPF 12hr 0.10 0 0.02 0.24 0.42 Snow 12hr 00-00 00-00 00-00 Rain shwrs L S C L L C C C C L L D D C Tstms C S S C C S C C C S Heat index 85 85 90 90 84 84 Max heat 88 91 90 91 84 84 Flood A Date Sun 07/12/26 Mon 07/13/26 Tue 07/14/26 Wed 07/15/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 60 84 60 84 60 89 63 93 Temp 65 64 82 75 63 64 82 77 63 65 86 81 66 68 91 84 Dewpt 65 64 66 66 62 64 63 65 60 62 63 67 62 64 67 70 PWind dir N E SE SE S N W W Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B1 B1 B1 B1 B1 B1 SC SC FW FW FW FW FW FW FW PoP 12hr 30 30 5 10 0 5 0 5 Rain shwrs C S C Tstms S C $$ MDZ014-092000- Annapolis MD 38.99N 76.49W Elev. 7 ft 233 PM EDT Thu Jul 9 2026 Date Thu 07/09/26 Fri 07/10/26 Sat 07/11/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 74 93 74 86 Temp 86 82 76 76 75 78 88 92 91 85 78 77 76 77 84 86 86 81 Dewpt 75 75 76 75 73 72 74 74 72 74 75 75 73 73 73 72 70 71 RH 70 79100 97 94 82 63 56 54 70 91 94 90 87 70 63 59 72 Wind dir S SW N W W W W W SW S N N N N N N N N Wind spd 8 3 0 3 5 5 6 8 8 3 0 0 1 4 6 8 8 5 Clouds OV B2 SC FW FW FW FW SC B1 B1 B2 OV B2 B2 B1 B2 B2 B1 PoP 12hr 90 60 50 40 70 QPF 12hr 0.35 0.05 0.07 0.13 0.18 Snow 12hr 00-00 00-00 00-00 Rain shwrs O L C C C S S S C C L L S Tstms C L C C S S C C S Heat index 95 89 97102 99 93 90 92 91 85 Max heat 98 98 102 102 86 93 91 Flood A A Date Sun 07/12/26 Mon 07/13/26 Tue 07/14/26 Wed 07/15/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 72 86 70 86 69 88 73 95 Temp 74 75 86 82 72 74 84 81 71 73 87 84 74 77 94 89 Dewpt 71 68 65 66 66 67 62 64 65 66 66 67 67 68 71 71 PWind dir NE E E E S SW SW W Wind char LT GN LT LT LT LT LT LT Avg clouds B1 B1 B1 SC SC SC SC FW SC SC FW FW FW FW FW FW PoP 12hr 20 5 0 0 0 0 0 5 Rain shwrs S Tstms S $$