Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
759 FOUS51 KLWX 220837 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 437 AM EDT Tue Jul 22 2025 VAZ054-222000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 437 AM EDT Tue Jul 22 2025 Date Tue 07/22/25 Wed 07/23/25 Thu 07/24/25 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 71 87 71 91 Temp 71 72 80 84 84 80 75 74 71 74 81 85 85 81 76 75 72 75 83 88 89 85 Dewpt 61 59 61 61 62 63 66 67 67 68 67 65 64 66 66 67 68 68 69 68 68 68 RH 71 64 52 46 48 56 74 79 87 82 63 51 50 60 71 76 87 79 63 52 50 57 Wind dir NE NE NE NE E E E E NE E SE SE SE SE S S S S S S S S Wind spd 8 8 6 5 8 8 6 4 3 3 5 9 10 10 8 5 5 5 6 9 10 10 Clouds FW FW FW FW SC FW SC FW SC SC SC SC SC FW FW FW FW FW FW FW FW FW PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 81 84 85 81 83 87 86 83 87 92 93 88 Max heat 84 85 87 87 92 93 Date Fri 07/25/25 Sat 07/26/25 Sun 07/27/25 Mon 07/28/25 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 75 96 78 94 77 91 76 91 Temp 78 78 93 88 81 81 92 85 80 80 88 83 78 79 88 85 Dewpt 70 71 71 72 73 73 72 74 75 74 74 74 73 73 72 72 PWind dir S SW W N W N N NE Wind char GN LT LT LT LT LT LT LT Avg clouds FW FW FW SC SC SC SC B1 B1 B1 B1 B1 B1 SC SC B1 PoP 12hr 0 10 10 40 30 50 20 30 Rain shwrs C C S S C S S C Tstms C C C S C $$ MDZ013-222000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 437 AM EDT Tue Jul 22 2025 Date Tue 07/22/25 Wed 07/23/25 Thu 07/24/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 69 86 70 90 Temp 69 69 78 83 83 78 74 71 69 73 80 84 84 80 75 72 71 74 82 88 88 83 Dewpt 58 58 61 62 63 65 68 67 67 69 68 67 66 68 68 68 68 69 70 70 69 70 RH 68 68 56 49 51 64 82 87 93 87 67 57 55 67 79 87 90 84 67 55 54 65 Wind dir N NE NE NE E E E E NE E SE SE SE SE S S S S S S S S Wind spd 5 5 5 5 5 4 3 2 2 2 4 5 6 5 5 3 3 3 5 8 9 6 Clouds SC SC FW SC FW FW FW SC FW SC SC SC FW SC FW FW FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 84 84 83 87 86 83 86 93 92 87 Max heat 84 85 87 88 93 94 Date Fri 07/25/25 Sat 07/26/25 Sun 07/27/25 Mon 07/28/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 73 96 76 93 75 89 74 91 Temp 75 77 93 86 79 80 90 84 77 78 87 81 76 77 87 83 Dewpt 71 72 74 75 73 74 74 76 75 75 76 75 74 74 73 74 PWind dir S SW W N NW N NE NE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW SC SC SC SC B1 B1 B1 B1 B1 B1 SC SC SC PoP 12hr 0 10 10 40 40 50 30 30 Rain shwrs C C S C C C S C Tstms C C C C C $$ MDZ011-222000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 437 AM EDT Tue Jul 22 2025 Date Tue 07/22/25 Wed 07/23/25 Thu 07/24/25 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 89 74 90 75 95 Temp 73 73 82 86 86 83 79 76 75 75 84 87 88 84 81 79 77 77 87 91 92 88 Dewpt 57 56 58 60 62 64 65 66 66 67 65 64 63 64 67 67 67 68 68 67 67 67 RH 57 55 44 42 45 53 62 71 74 76 53 46 43 51 63 67 71 74 53 45 44 50 Wind dir N NE NE NE E E E E NE E SE SE SE SE S S S S S S S S Wind spd 5 5 5 4 5 4 3 2 2 2 4 5 6 5 4 3 2 3 5 8 9 6 Clouds SC FW FW SC SC FW SC SC SC SC SC SC SC SC FW FW FW CL FW FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 82 86 86 84 86 88 89 85 83 91 94 96 91 Max heat 86 88 83 88 89 85 94 96 Date Fri 07/25/25 Sat 07/26/25 Sun 07/27/25 Mon 07/28/25 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 79 100 81 97 79 94 79 96 Temp 82 80 96 91 85 82 94 89 83 80 90 86 82 79 91 88 Dewpt 70 70 71 71 73 72 72 73 74 73 73 73 73 72 70 71 PWind dir S SW W N NW N NE NE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW SC SC SC SC B1 B2 B1 B1 B1 B1 SC SC SC PoP 12hr 0 10 20 40 40 50 30 30 Rain shwrs S C C S C C C C Tstms S C C C C C $$ WVZ052-222000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 437 AM EDT Tue Jul 22 2025 Date Tue 07/22/25 Wed 07/23/25 Thu 07/24/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 64 86 67 92 Temp 64 66 75 81 81 77 70 66 66 69 78 84 83 79 73 71 68 72 83 88 89 83 Dewpt 57 55 56 58 60 62 61 62 62 64 66 66 65 65 65 65 64 66 67 68 68 68 RH 78 68 52 46 49 60 73 87 87 84 67 55 55 62 76 81 87 81 59 52 50 61 Wind dir N N NE NE NE NE NE NE E E SE S SE SE S S S S S S S S Wind spd 5 4 3 3 4 3 2 2 2 2 5 6 8 6 6 5 5 4 5 8 8 6 Clouds SC SC SC FW FW FW SC SC B2 B1 SC SC SC FW FW FW FW FW FW FW FW FW PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 81 82 86 85 86 92 93 86 Max heat 81 82 86 86 92 93 Date Fri 07/25/25 Sat 07/26/25 Sun 07/27/25 Mon 07/28/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 71 95 73 91 72 89 71 90 Temp 75 76 93 85 76 77 88 81 74 75 85 81 73 74 88 82 Dewpt 68 69 70 70 71 71 72 72 72 72 73 73 71 71 70 70 PWind dir S W NW NW NW NW NW N Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW SC B1 B1 B1 B1 B1 B2 B1 B1 SC SC SC SC PoP 12hr 0 20 20 50 40 50 20 20 Rain shwrs S S C C S C C S S Tstms S S C C S C S S $$ VAZ506-222000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 437 AM EDT Tue Jul 22 2025 Date Tue 07/22/25 Wed 07/23/25 Thu 07/24/25 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 67 88 68 92 Temp 67 68 77 84 83 79 73 70 68 71 81 86 86 81 75 72 69 73 83 89 89 84 Dewpt 60 58 61 63 66 67 65 67 66 69 70 69 67 67 68 67 67 69 71 71 70 69 RH 78 70 58 49 57 67 76 90 93 93 69 57 53 63 79 84 93 87 67 56 54 61 Wind dir N N N N N NE E E NE E SE SE SE SE S S S S S S S S Wind spd 5 4 4 4 5 5 3 2 2 2 4 5 8 6 5 4 4 4 5 8 8 6 Clouds SC SC SC FW FW SC SC SC SC SC SC SC SC FW FW FW FW FW FW FW FW FW PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 85 85 85 90 89 83 88 95 94 88 Max heat 85 86 90 91 95 96 Date Fri 07/25/25 Sat 07/26/25 Sun 07/27/25 Mon 07/28/25 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 73 97 75 95 74 91 73 91 Temp 75 77 95 86 78 79 93 83 76 78 88 81 76 76 88 83 Dewpt 70 71 73 74 73 74 75 76 75 75 76 75 74 74 75 73 PWind dir S SW NW NW NW NW N N Wind char LT LT LT LT LT LT LT LT Avg clouds CL FW FW SC SC SC SC B1 B1 B1 B1 B1 SC SC SC B1 PoP 12hr 0 10 10 50 30 50 20 30 Rain shwrs C C S S C S C Tstms C C C S C $$ VAZ037-222000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 437 AM EDT Tue Jul 22 2025 Date Tue 07/22/25 Wed 07/23/25 Thu 07/24/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 65 86 66 89 Temp 66 68 76 82 82 78 72 69 67 70 79 84 83 79 73 69 68 71 81 86 86 81 Dewpt 62 62 62 64 66 67 65 65 65 66 66 66 66 66 67 67 66 67 68 68 68 69 RH 87 81 62 55 58 69 79 87 93 87 64 55 57 64 81 93 93 87 65 55 55 67 Wind dir NE NE NE NE NE NE NE NE NE NE E SE SE SE SE S SW SW S S S S Wind spd 4 5 4 4 5 4 2 1 1 1 3 5 5 5 2 2 2 2 4 6 6 5 Clouds FW SC SC FW FW FW FW SC SC SC SC SC SC FW FW FW FW FW FW FW FW CL PoP 12hr 0 5 0 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 83 84 86 85 84 89 89 84 Max heat 83 85 86 86 89 91 Date Fri 07/25/25 Sat 07/26/25 Sun 07/27/25 Mon 07/28/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 70 94 73 93 73 90 72 89 Temp 73 75 92 84 76 77 91 80 75 75 88 79 74 74 87 80 Dewpt 69 69 70 71 71 71 72 73 73 73 73 73 72 72 72 72 PWind dir SW SW W W N N NW NE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW SC SC SC SC B1 B1 B1 B1 B1 B1 SC SC B1 PoP 12hr 0 10 10 40 30 50 30 30 Rain shwrs C C S C C C Tstms C S C C C $$ MDZ003-222000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 437 AM EDT Tue Jul 22 2025 Date Tue 07/22/25 Wed 07/23/25 Thu 07/24/25 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 83 64 86 68 92 Temp 65 66 75 81 81 77 69 67 66 70 79 84 84 80 73 71 68 72 82 88 89 84 Dewpt 54 55 57 59 63 64 61 62 63 65 68 69 67 67 65 65 65 67 70 71 70 69 RH 68 68 54 47 54 64 76 84 90 84 69 61 57 65 76 81 90 84 67 57 54 61 Wind dir N N N NE NE NE E NE NE SE SE S S SE S S S S S S S S Wind spd 5 5 4 3 4 4 3 2 2 2 4 5 6 5 5 5 5 5 5 6 8 5 Clouds SC SC FW FW FW FW SC SC B1 B1 SC SC SC FW FW FW FW FW FW FW FW FW PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 81 82 88 87 82 86 94 94 88 Max heat 81 82 88 88 94 95 Date Fri 07/25/25 Sat 07/26/25 Sun 07/27/25 Mon 07/28/25 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 96 73 92 72 89 71 91 Temp 75 76 93 85 76 77 89 82 75 75 86 81 74 74 88 83 Dewpt 68 71 73 72 72 73 74 73 72 73 75 73 71 71 73 72 PWind dir S W NW NW NW NW N N Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW SC B1 B1 B1 B1 B1 B2 B1 B1 SC SC SC SC PoP 12hr 0 20 20 50 40 50 20 20 Rain shwrs S S C C S C C S S Tstms S S C C S C S S $$ MDZ017-222000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 437 AM EDT Tue Jul 22 2025 Date Tue 07/22/25 Wed 07/23/25 Thu 07/24/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 73 87 73 89 Temp 74 77 81 85 85 80 76 74 74 77 81 84 86 81 76 75 73 78 83 86 87 83 Dewpt 66 67 67 67 68 69 69 68 68 70 69 68 69 68 68 68 69 71 70 71 71 71 RH 76 71 63 55 57 69 79 82 82 79 67 59 57 65 76 79 87 79 65 61 59 67 Wind dir NE NE NE NE NE E E E E E E SE SE SE SE S S S S S S S Wind spd 8 8 8 8 8 6 6 5 5 5 5 6 9 8 6 5 4 4 5 9 10 9 Clouds CL FW FW FW SC FW FW FW FW SC FW FW FW FW FW FW FW CL CL FW CL FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 83 88 88 83 84 87 90 84 87 91 93 88 Max heat 88 89 87 90 91 93 Date Fri 07/25/25 Sat 07/26/25 Sun 07/27/25 Mon 07/28/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 75 94 78 93 77 91 76 91 Temp 77 80 92 87 80 83 90 85 78 80 88 83 77 80 88 83 Dewpt 73 74 76 76 74 76 76 76 74 76 76 76 74 76 75 75 PWind dir S S SW NE W NE NE NE Wind char LT LT LT LT LT LT LT LT Avg clouds CL CL FW FW FW SC SC SC B1 B1 SC B1 B1 SC SC SC PoP 12hr 0 5 10 20 30 40 30 20 Rain shwrs S C S S C C S S S Tstms S C C C S $$ WVZ502-222000- Petersburg WV 38.99N 79.15W Elev. 963 ft 437 AM EDT Tue Jul 22 2025 Date Tue 07/22/25 Wed 07/23/25 Thu 07/24/25 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 62 89 65 93 Temp 61 63 74 83 84 76 70 66 63 66 79 86 85 78 72 69 67 69 83 90 90 81 Dewpt 57 58 62 63 64 65 65 64 62 64 68 68 68 68 66 65 64 65 69 69 70 71 RH 87 84 66 51 51 69 84 93 97 93 69 55 57 71 81 87 90 87 63 50 52 72 Wind dir N N NE E NE E N E S S SE SE SE SE S S S SW S S S S Wind spd 2 2 2 3 4 3 2 2 2 2 3 5 5 5 4 3 3 2 2 4 4 3 Clouds SC SC FW FW FW SC B1 B1 SC SC FW SC SC SC FW FW FW FW FW FW SC SC PoP 12hr 5 5 0 0 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 84 85 89 88 87 95 96 85 Max heat 84 86 89 91 95 97 Date Fri 07/25/25 Sat 07/26/25 Sun 07/27/25 Mon 07/28/25 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 94 69 92 69 90 69 91 Temp 72 72 91 82 71 72 88 78 72 71 87 78 71 72 88 79 Dewpt 68 69 72 72 70 71 73 74 71 71 74 73 71 71 72 72 PWind dir SW W W W W NW W N Wind char LT LT LT LT LT LT LT LT Avg clouds SC FW SC B1 SC SC B1 B2 B2 B1 B1 B2 B1 SC SC B1 PoP 12hr 0 30 20 60 40 60 20 30 Rain shwrs C S S C L C C C L S S C Tstms C S S C C S C S C $$ MDZ014-222000- Annapolis MD 38.99N 76.49W Elev. 7 ft 437 AM EDT Tue Jul 22 2025 Date Tue 07/22/25 Wed 07/23/25 Thu 07/24/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 71 83 72 87 Temp 72 72 78 81 82 79 75 74 73 75 79 82 83 80 77 75 73 76 81 86 85 82 Dewpt 61 61 63 63 64 66 68 68 68 68 68 67 67 68 69 69 69 70 70 70 70 71 RH 68 68 60 54 55 64 79 82 84 79 69 61 59 67 76 82 87 82 69 59 61 69 Wind dir NE NE NE NE NE E E E E E SE SE SE SE S S S S S S S S Wind spd 8 8 8 8 8 6 5 4 3 3 5 8 8 8 6 5 4 4 6 10 11 10 Clouds FW FW FW FW FW FW FW FW SC SC FW SC FW FW FW FW FW FW FW FW CL FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 82 83 85 86 83 85 91 90 86 Max heat 82 83 85 86 91 91 Date Fri 07/25/25 Sat 07/26/25 Sun 07/27/25 Mon 07/28/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 75 92 78 90 77 88 76 88 Temp 78 78 90 85 81 81 88 84 79 80 86 82 78 79 85 83 Dewpt 71 72 74 75 74 74 75 76 75 75 76 75 74 74 73 73 PWind dir S SW W E W NE NE NE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW SC SC SC B1 B1 B1 B1 B1 B1 SC SC SC PoP 12hr 0 10 10 40 40 50 30 20 Rain shwrs C C S S C C S S Tstms C C C C S $$