Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
509 FOUS51 KLWX 031136 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 736 AM EDT Sun Aug 3 2025 VAZ054-032000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 736 AM EDT Sun Aug 3 2025 Date Sun 08/03/25 Mon 08/04/25 Tue 08/05/25 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 65 86 68 87 Temp 68 77 80 80 76 72 69 66 69 79 83 83 79 74 71 69 71 80 84 84 80 Dewpt 60 59 56 55 56 58 59 59 60 59 57 57 58 60 61 60 61 62 59 60 60 RH 76 54 44 42 50 61 70 78 73 50 41 41 49 62 71 73 71 54 43 44 51 Wind dir N NE NE E E E N N N NE E E SE SE N N N E E E SE Wind spd 4 5 8 8 4 2 0 1 3 4 5 6 4 2 0 1 2 3 5 6 6 Clouds FW CL FW FW SC FW CL CL CL CL FW FW FW SC SC SC SC B1 B1 B1 B1 PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 80 80 81 84 84 81 Max heat 80 81 82 83 84 85 Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 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 69 83 69 81 68 83 69 85 Temp 72 72 80 77 72 71 78 76 71 70 80 77 71 72 82 79 Dewpt 63 64 64 64 66 66 66 65 65 65 63 64 67 67 68 68 PWind dir E E E E E E NE E Wind char LT GN LT GN GN GN LT LT Avg clouds B1 B1 B1 B2 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC PoP 12hr 10 20 30 30 20 20 10 20 Rain shwrs S C C C C S S S S S Tstms S $$ MDZ013-032000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 736 AM EDT Sun Aug 3 2025 Date Sun 08/03/25 Mon 08/04/25 Tue 08/05/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 63 86 67 88 Temp 67 77 80 81 76 70 67 64 68 81 84 84 79 73 70 67 71 81 85 84 79 Dewpt 61 59 57 57 59 59 60 58 61 61 60 60 61 61 61 60 63 64 63 62 62 RH 81 54 45 44 56 68 78 81 78 51 44 44 54 66 73 78 76 56 48 48 56 Wind dir N NE E E E W N NW N NE E E SE S N NW N E E E SE Wind spd 2 3 5 4 2 1 0 1 2 2 4 3 2 1 0 1 1 2 4 4 3 Clouds CL CL FW SC FW FW FW FW CL CL FW FW FW SC SC SC SC B1 B1 B1 B1 PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 80 81 82 84 84 83 86 85 Max heat 81 82 84 85 86 86 Coast Flood Y Y Y Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 68 84 69 82 67 83 67 85 Temp 71 71 81 76 71 71 80 75 69 69 80 76 70 70 82 78 Dewpt 65 66 66 66 67 67 67 66 65 66 65 66 67 68 69 69 PWind dir E E E E E E E E Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B1 B2 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC PoP 12hr 10 10 20 30 20 20 10 20 Rain shwrs S S S C S S S S S $$ MDZ011-032000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 736 AM EDT Sun Aug 3 2025 Date Sun 08/03/25 Mon 08/04/25 Tue 08/05/25 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 88 70 92 73 93 Temp 71 82 85 85 81 77 74 71 71 85 88 88 84 80 77 74 74 86 89 89 84 Dewpt 58 56 54 54 55 57 58 58 59 58 56 57 58 59 59 60 61 61 59 59 59 RH 63 41 35 35 41 50 57 63 66 40 34 35 41 49 54 62 64 43 37 37 43 Wind dir N NE NE E E N N N N NE E E SE N N N N E E SE SE Wind spd 2 3 4 4 2 0 0 0 1 2 4 3 1 0 0 0 1 2 4 4 3 Clouds CL CL FW SC FW FW FW CL CL CL FW FW FW SC SC SC SC B1 B1 B1 B1 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 81 84 81 86 84 Max heat 83 84 86 87 83 89 89 Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 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 88 72 86 70 88 72 90 Temp 77 73 85 81 76 72 83 79 75 71 84 81 76 72 86 83 Dewpt 63 63 63 63 64 65 64 64 63 63 62 63 66 66 66 67 PWind dir E E E E E E E E Wind char LT LT LT GN LT LT LT LT Avg clouds B1 B1 B2 B2 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC PoP 12hr 5 10 20 30 20 20 10 20 Rain shwrs S S S C S S S S S $$ WVZ052-032000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 736 AM EDT Sun Aug 3 2025 Date Sun 08/03/25 Mon 08/04/25 Tue 08/05/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 82 56 85 60 86 Temp 61 75 80 80 74 65 60 58 62 76 82 82 76 68 63 61 65 78 84 82 77 Dewpt 53 55 54 54 56 57 55 54 56 58 56 57 59 59 58 57 59 60 59 60 60 RH 75 50 41 41 53 75 84 86 81 54 41 43 56 73 84 87 81 54 43 47 56 Wind dir N NE NE E N N N N N N E E E N N N N NE E SE SE Wind spd 0 2 3 2 0 0 0 0 0 1 1 1 1 0 0 0 0 1 3 3 1 Clouds FW CL FW FW FW CL FW FW FW CL FW FW SC SC SC B1 B1 B1 B1 B1 B1 PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 80 80 82 82 84 82 Max heat 80 80 82 82 84 84 Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 63 81 64 80 62 83 62 85 Temp 67 67 79 73 67 67 78 73 65 66 79 74 66 67 82 77 Dewpt 60 60 60 62 62 63 63 64 63 62 62 62 62 63 65 65 PWind dir E E E E E E E E Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC PoP 12hr 10 20 30 30 20 20 10 10 Rain shwrs S C C S C S S Tstms S $$ VAZ506-032000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 736 AM EDT Sun Aug 3 2025 Date Sun 08/03/25 Mon 08/04/25 Tue 08/05/25 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 60 86 63 87 Temp 63 76 80 80 75 67 64 61 65 78 83 83 77 71 66 64 67 80 85 84 78 Dewpt 59 61 59 59 59 59 59 58 60 62 61 61 62 63 61 60 62 65 63 62 63 RH 87 60 49 49 58 75 84 90 84 58 47 47 60 76 84 87 84 60 48 48 60 Wind dir N N NE NE E S N N N N NE E SE S N N N NE E E SE Wind spd 2 3 4 4 2 1 0 1 2 2 3 3 2 1 0 1 2 2 3 4 3 Clouds FW CL FW FW SC FW CL CL CL CL FW FW SC SC SC B1 B1 B1 B1 B1 B2 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 81 83 83 82 86 85 Max heat 81 81 83 84 86 86 Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 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 65 82 67 81 64 83 65 86 Temp 69 69 80 75 69 68 78 74 68 67 80 76 68 69 83 78 Dewpt 63 65 65 66 66 67 68 67 65 66 66 66 66 67 70 70 PWind dir E E E E E E NE E Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B2 B1 B2 B1 B1 B1 B1 SC SC SC SC SC SC SC SC PoP 12hr 10 20 30 30 20 20 10 20 Rain shwrs S C C S C S S S S Tstms S $$ VAZ037-032000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 736 AM EDT Sun Aug 3 2025 Date Sun 08/03/25 Mon 08/04/25 Tue 08/05/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 79 58 83 61 83 Temp 62 74 77 76 71 64 61 59 62 76 80 79 73 66 63 62 64 77 81 79 74 Dewpt 57 57 56 56 57 57 57 56 57 57 56 57 59 58 58 57 59 59 59 59 60 RH 84 55 48 50 61 78 87 90 84 52 44 47 62 75 84 84 84 54 47 50 62 Wind dir N NE NE E E N N N N NE NE E NE N N NW N E E E E Wind spd 1 4 5 4 1 0 0 0 0 3 4 3 1 0 0 1 0 2 4 4 1 Clouds CL FW FW SC SC SC FW CL CL FW FW FW SC SC SC B1 B1 B1 B1 B1 B1 PoP 12hr 0 0 0 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 80 81 Max heat 80 80 81 81 Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 63 79 64 77 63 80 63 83 Temp 66 65 76 70 66 66 75 71 65 65 77 72 66 67 81 75 Dewpt 60 61 62 62 64 64 65 64 65 64 64 64 64 65 67 67 PWind dir NE NE NE NE NE NE N NE Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B2 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC PoP 12hr 20 40 40 40 30 30 10 20 Rain shwrs S S C C C C C C S S C S Tstms S S $$ MDZ003-032000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 736 AM EDT Sun Aug 3 2025 Date Sun 08/03/25 Mon 08/04/25 Tue 08/05/25 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 58 86 61 88 Temp 62 75 80 80 74 66 62 59 63 78 83 83 77 68 65 62 66 79 86 84 78 Dewpt 55 57 56 57 58 57 56 54 57 61 60 58 61 60 58 57 60 64 63 62 62 RH 78 54 44 45 57 73 81 83 81 56 46 43 58 76 78 84 81 60 46 48 58 Wind dir N N NE NE E E N N N N NE E E E N N N E SE SE SE Wind spd 2 2 3 3 2 1 0 1 1 2 3 3 2 1 0 1 1 1 3 3 3 Clouds CL CL FW FW FW FW CL CL CL CL FW FW SC SC B1 B1 SC B1 B1 SC B1 PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 80 80 83 83 87 85 Max heat 80 81 83 84 87 87 Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 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 65 82 65 81 63 83 63 86 Temp 68 68 80 75 67 67 79 74 66 66 80 75 67 67 83 77 Dewpt 60 62 63 64 64 64 66 64 63 62 63 63 63 65 67 66 PWind dir E E E E E E E E Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC FW SC PoP 12hr 10 20 30 30 20 20 10 10 Rain shwrs S C C S C S S S Tstms S $$ MDZ017-032000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 736 AM EDT Sun Aug 3 2025 Date Sun 08/03/25 Mon 08/04/25 Tue 08/05/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 84 68 86 69 87 Temp 73 78 82 82 77 72 70 69 73 79 83 85 79 74 71 70 74 81 85 85 80 Dewpt 60 59 58 58 59 59 59 59 62 62 61 61 63 63 64 64 66 66 63 63 65 RH 64 52 44 44 54 64 68 70 68 56 47 45 58 69 79 81 76 60 48 48 60 Wind dir NE NE NE NE E E NE NE NE NE NE NE E E E N NE NE E E E Wind spd 6 8 6 6 4 3 3 3 4 6 6 4 3 2 1 2 3 4 4 5 4 Clouds CL CL FW FW SC SC FW CL CL FW CL FW FW SC SC SC SC SC B1 SC B1 PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 82 82 83 85 83 86 86 82 Max heat 82 82 83 85 86 87 Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 70 85 71 84 70 83 70 85 Temp 73 75 83 78 72 74 82 76 71 74 82 77 72 74 83 79 Dewpt 65 68 67 67 67 69 68 68 67 68 68 69 68 70 71 71 PWind dir E E NE E NE NE NE NE Wind char LT GN GN GN GN GN LT LT Avg clouds B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC PoP 12hr 10 20 30 30 20 20 20 20 Rain shwrs S C C C C S S S S S S S S $$ WVZ502-032000- Petersburg WV 38.99N 79.15W Elev. 963 ft 736 AM EDT Sun Aug 3 2025 Date Sun 08/03/25 Mon 08/04/25 Tue 08/05/25 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 81 54 84 58 85 Temp 57 72 78 78 70 62 58 55 58 75 81 80 72 64 60 58 61 76 82 81 73 Dewpt 54 58 57 57 59 56 54 53 55 59 57 57 60 57 56 54 56 60 60 60 61 RH 90 61 48 48 68 81 86 93 90 58 44 45 66 78 87 86 84 58 47 49 66 Wind dir N E E E E W N N N E E E E S SW N SW E SE SE SE Wind spd 0 2 3 3 2 1 0 0 0 1 3 3 2 1 1 0 1 2 3 3 2 Clouds FW CL FW SC SC FW CL CL FW FW FW SC SC B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 0 0 5 5 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PF PF Heat index 81 80 82 82 Max heat 81 82 82 83 Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 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 59 79 59 79 60 84 60 87 Temp 63 63 77 68 62 61 76 70 63 62 80 72 63 64 83 74 Dewpt 58 58 60 62 61 60 65 64 62 61 63 64 61 61 66 66 PWind dir SE E E E E E S E Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC PoP 12hr 20 30 40 40 20 30 10 20 Rain shwrs S S C C C C C S S C S Tstms S S S $$ MDZ014-032000- Annapolis MD 38.99N 76.49W Elev. 7 ft 736 AM EDT Sun Aug 3 2025 Date Sun 08/03/25 Mon 08/04/25 Tue 08/05/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 81 67 84 69 85 Temp 70 75 79 80 77 72 70 68 70 78 82 83 79 74 72 70 74 80 84 84 80 Dewpt 61 60 58 57 59 61 60 61 62 62 60 59 61 63 63 62 64 64 63 62 62 RH 73 60 49 45 54 68 71 78 76 58 47 44 54 69 73 76 71 58 49 48 54 Wind dir N NE NE NE E E N N N N NE E SE N N N NE NE E E SE Wind spd 3 5 6 4 2 1 0 0 2 4 6 3 1 0 0 0 1 2 5 5 4 Clouds CL FW CL FW SC FW FW FW CL CL FW FW FW SC SC SC SC B1 B1 SC B1 PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 80 82 83 82 85 85 81 Max heat 80 82 83 85 86 Coast Flood Y Y Y Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 70 82 70 80 69 81 70 82 Temp 73 73 80 77 73 73 78 76 71 71 80 77 72 73 81 79 Dewpt 65 66 65 65 67 67 67 66 66 66 66 66 68 68 69 69 PWind dir E E E E E E NE NE Wind char LT GN LT GN LT GN LT LT Avg clouds B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC PoP 12hr 10 10 30 30 20 20 10 10 Rain shwrs S C S C S S S S $$