Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
081 FOUS51 KLWX 032038 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 438 PM EDT Thu Jul 3 2025 VAZ054-040800- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 438 PM EDT Thu Jul 3 2025 Date 07/03/25 Fri 07/04/25 Sat 07/05/25 Sun EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 70 87 69 88 70 Temp 88 84 79 75 71 74 81 85 85 81 75 72 70 74 82 86 85 81 76 72 70 74 Dewpt 65 65 67 65 63 63 60 58 59 60 62 62 62 63 63 62 62 63 64 64 64 65 RH 47 53 67 71 76 69 49 40 41 49 64 71 76 69 53 45 46 54 66 76 81 74 Wind dir W W NW N N N N N N NE E SE E E S S SE SE S S S S Wind spd 8 6 6 6 5 5 5 5 6 5 2 2 2 2 4 5 8 9 6 5 5 4 Clouds FW FW FW CL CL CL CL FW FW FW CL FW FW FW FW FW SC FW FW FW FW 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 90 86 82 85 82 83 86 86 82 Max heat 90 84 84 85 86 86 Date 07/06 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 74 91 75 91 74 90 73 88 Temp 87 82 77 77 89 84 77 78 88 83 76 77 87 83 76 77 86 81 Dewpt 67 67 72 72 71 71 73 72 71 71 71 70 69 70 71 71 71 71 PWind dir S S S SW W N NW S SE Wind char GN LT LT LT LT LT LT LT LT Avg clouds FW SC SC SC SC B1 SC SC SC B1 B1 SC SC B1 B1 B1 B2 B2 PoP 12hr 5 10 40 20 50 30 40 30 60 Rain shwrs S C S C C C C S S L Tstms C S C C C S C $$ MDZ013-040800- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 438 PM EDT Thu Jul 3 2025 Date 07/03/25 Fri 07/04/25 Sat 07/05/25 Sun EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 67 87 68 89 68 Temp 88 83 77 72 69 72 82 86 85 80 74 71 68 72 83 87 86 81 75 72 69 73 Dewpt 66 68 67 66 62 63 61 59 59 62 63 62 62 64 63 63 63 64 65 64 63 66 RH 48 61 71 81 78 73 49 40 41 54 69 73 81 76 51 45 46 56 71 76 81 79 Wind dir W W NW NW NW N N NW NW N NE NE NE NE SE S S S S S SW S Wind spd 5 4 3 3 3 3 4 5 4 2 1 1 1 1 3 5 5 4 4 3 2 3 Clouds FW FW FW CL CL CL CL FW FW FW CL FW FW FW FW FW SC FW SC FW FW FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 90 86 83 85 81 84 88 87 83 Max heat 93 83 85 85 88 88 Date 07/06 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 73 91 74 91 73 90 73 88 Temp 88 82 75 76 89 83 77 77 89 83 75 75 88 83 75 75 87 80 Dewpt 67 69 72 73 73 74 73 74 74 74 72 72 72 73 72 72 72 72 PWind dir S S S SW W N E S SE Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW SC SC SC SC B1 SC SC SC B1 B1 SC SC B1 B1 B1 B2 B2 PoP 12hr 5 10 40 20 50 30 40 30 60 Rain shwrs S C S S S C C S S C C S C L Tstms C S S C C S C C $$ MDZ011-040800- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 438 PM EDT Thu Jul 3 2025 Date 07/03/25 Fri 07/04/25 Sat 07/05/25 Sun EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 73 91 73 92 74 Temp 94 88 82 77 74 77 86 89 89 83 80 74 73 77 86 90 90 84 81 76 75 78 Dewpt 63 64 65 63 61 60 58 57 57 58 60 60 60 61 61 60 60 61 63 63 63 64 RH 36 45 56 62 64 56 39 34 34 43 51 62 64 58 43 37 37 46 54 64 66 62 Wind dir W NW NW NW NW N N NW NW N NE NE N E SE S S S S S S S Wind spd 5 4 3 3 3 3 4 4 4 2 1 1 1 1 2 5 5 4 3 2 2 2 Clouds FW FW FW CL FW CL CL FW FW FW FW FW FW FW FW FW SC SC SC SC FW 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 95 89 84 83 81 86 90 90 84 82 Max heat 95 87 88 88 83 90 91 84 Date 07/06 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 93 78 95 79 95 77 94 78 92 Temp 91 85 79 81 92 85 80 82 92 84 79 80 91 85 79 80 89 82 Dewpt 64 66 71 71 70 70 72 71 70 70 70 69 69 69 70 70 70 69 PWind dir S S S SW NW N E SE SE Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW FW SC SC B1 B1 SC SC SC B1 B1 SC SC B1 B1 B2 B2 B2 PoP 12hr 5 10 40 20 50 30 40 30 60 Rain shwrs S C S S S C C S S C C S C L Tstms C S S C C S C C $$ WVZ052-040800- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 438 PM EDT Thu Jul 3 2025 Date 07/03/25 Fri 07/04/25 Sat 07/05/25 Sun EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 62 86 61 88 64 Temp 86 80 73 68 64 69 79 84 83 78 69 65 62 67 80 85 85 80 72 68 66 70 Dewpt 63 63 62 61 58 60 58 58 58 61 60 60 59 61 63 62 63 64 62 62 61 63 RH 46 56 68 78 81 73 49 41 43 56 73 84 90 81 56 46 48 58 71 81 84 78 Wind dir W NW NW NW NW W N N N E N N N N S S SE SE S S S S Wind spd 6 5 5 3 2 2 3 4 3 2 0 0 0 0 1 4 5 4 3 3 2 2 Clouds SC FW FW CL FW CL CL CL FW FW FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 87 81 84 83 81 86 86 82 Max heat 87 84 83 86 87 Date 07/06 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 69 91 70 90 68 89 68 86 Temp 87 81 72 74 88 81 72 75 86 79 71 73 86 81 71 72 84 78 Dewpt 65 66 67 68 68 70 69 69 69 69 67 67 67 67 67 67 68 68 PWind dir S S S W NW NW N SE S Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW FW FW SC SC B1 SC SC SC B1 SC FW SC B1 B1 B2 B2 B2 PoP 12hr 5 5 30 20 50 30 30 30 60 Rain shwrs C S S C C C C S C L Tstms C S S C S C S C $$ VAZ506-040800- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 438 PM EDT Thu Jul 3 2025 Date 07/03/25 Fri 07/04/25 Sat 07/05/25 Sun EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 65 86 64 89 66 Temp 88 83 75 71 67 71 81 84 85 80 73 68 65 71 83 87 86 81 74 70 67 72 Dewpt 68 69 67 65 63 64 64 62 62 64 64 63 62 65 66 66 66 66 65 63 63 65 RH 52 63 76 81 87 79 56 48 46 58 73 84 90 81 57 50 51 60 74 78 87 79 Wind dir W W NW NW NW NW N N N NE E S E SE S S S S S S S S Wind spd 5 5 4 5 4 3 4 5 4 2 2 1 1 1 2 4 5 5 4 4 3 3 Clouds SC FW CL FW FW CL CL FW FW CL FW CL FW FW FW FW B1 FW FW FW FW 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 92 87 83 85 86 82 85 89 88 83 Max heat 93 85 86 89 89 Date 07/06 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 72 91 73 91 71 90 71 88 Temp 88 82 74 75 89 82 75 76 88 82 74 74 87 82 74 74 87 79 Dewpt 69 69 71 73 73 74 73 74 75 75 72 72 73 73 72 71 73 73 PWind dir S S S W NW NW NW SE S Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW SC SC SC SC B1 SC SC SC B1 B1 SC SC B1 B1 B1 B2 B2 PoP 12hr 5 10 40 20 50 30 40 30 60 Rain shwrs C S S C C C C S C L Tstms C S C C C S C $$ VAZ037-040800- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 438 PM EDT Thu Jul 3 2025 Date 07/03/25 Fri 07/04/25 Sat 07/05/25 Sun EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 65 87 65 87 65 Temp 86 81 74 70 67 70 81 84 85 80 72 68 66 70 80 85 84 79 73 69 67 70 Dewpt 64 67 65 63 62 63 61 60 60 64 63 62 61 64 64 64 64 64 64 63 63 65 RH 48 63 74 78 84 78 51 44 43 58 73 81 84 81 58 50 51 60 73 81 87 84 Wind dir N W NW NW N NW NE E E E NE N N N S S SE SE SE S SW S Wind spd 3 2 3 3 2 2 2 3 3 2 1 1 0 0 2 4 4 4 2 1 1 2 Clouds SC FW CL CL CL CL CL FW FW CL FW FW CL FW CL FW FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 87 83 82 84 85 82 82 86 85 Max heat 89 84 85 86 86 Date 07/06 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 88 69 90 70 91 69 89 69 87 Temp 85 80 72 74 87 80 73 75 88 80 72 73 86 81 72 73 85 78 Dewpt 66 67 69 70 70 70 71 71 70 70 70 70 69 70 69 69 69 69 PWind dir S S SW W NW NW S SW E Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW SC SC SC SC B1 SC FW SC B1 B1 FW SC B1 B1 B1 B1 B2 PoP 12hr 10 10 40 10 50 30 40 30 60 Rain shwrs C C C C C S L Tstms C C C C S C $$ MDZ003-040800- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 438 PM EDT Thu Jul 3 2025 Date 07/03/25 Fri 07/04/25 Sat 07/05/25 Sun EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 62 86 62 88 65 Temp 86 80 72 67 64 68 79 84 84 80 70 66 63 69 80 86 86 81 74 69 67 71 Dewpt 65 65 64 61 59 61 60 59 59 62 60 59 58 61 64 65 64 66 64 63 62 65 RH 50 60 76 81 84 78 52 43 43 54 71 78 84 76 58 50 48 60 71 81 84 81 Wind dir W NW N N N N N N N NE E E E E S S S SE S S S S Wind spd 6 5 4 3 2 2 3 4 3 2 2 1 1 1 2 4 5 4 3 3 3 3 Clouds SC FW FW CL FW CL CL FW FW FW FW CL FW FW FW FW FW FW SC 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 88 82 84 84 81 82 88 87 83 Max heat 89 84 84 88 89 Date 07/06 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 69 91 71 89 69 89 68 87 Temp 87 82 72 75 88 82 74 75 86 81 72 73 86 82 71 73 84 79 Dewpt 68 67 68 70 72 71 71 71 72 71 69 69 70 69 68 69 70 69 PWind dir S S S W NW N NW E S Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW FW FW SC SC B1 SC SC B1 B1 B1 SC SC B1 B1 B2 B2 B2 PoP 12hr 5 5 30 20 50 30 30 30 60 Rain shwrs C S S C C C C S C L Tstms C S S C S S S C $$ MDZ017-040800- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 438 PM EDT Thu Jul 3 2025 Date 07/03/25 Fri 07/04/25 Sat 07/05/25 Sun EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 73 88 72 89 73 Temp 91 86 79 76 74 78 84 87 87 83 77 74 72 77 84 87 88 82 77 74 73 78 Dewpt 69 70 71 69 68 68 66 62 62 65 66 65 65 67 65 64 64 66 66 66 68 70 RH 49 59 77 79 82 71 55 43 43 55 69 74 79 71 53 46 45 58 69 76 84 76 Wind dir SW W W NW N N N N NE E SE SE E E SE SE SE S S S S S Wind spd 5 3 4 5 6 6 6 6 6 3 3 2 2 2 4 6 8 6 5 5 4 4 Clouds FW CL CL CL CL CL CL FW CL CL CL CL FW FW CL FW FW FW FW FW SC FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 96 91 86 87 87 85 86 88 89 84 Max heat 96 86 87 88 88 89 82 Date 07/06 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 76 90 75 92 76 90 76 90 Temp 88 83 77 80 88 83 77 80 89 84 77 79 88 83 77 79 87 83 Dewpt 69 72 74 75 74 75 74 74 75 76 74 74 74 74 74 74 74 74 PWind dir S S S SW SW SW NE S SE Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW SC B1 B1 B1 B1 SC SC SC B1 B1 SC SC B1 B1 B1 B1 B2 PoP 12hr 5 10 40 30 40 40 40 30 50 Rain shwrs S C C C S C C S S C C S S C Tstms C S C C C S C $$ WVZ502-040800- Petersburg WV 38.99N 79.15W Elev. 963 ft 438 PM EDT Thu Jul 3 2025 Date 07/03/25 Fri 07/04/25 Sat 07/05/25 Sun EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 60 89 60 91 64 Temp 86 78 69 65 61 66 81 85 85 78 68 64 62 66 82 87 86 79 71 68 65 69 Dewpt 65 66 64 62 60 61 62 62 62 65 62 61 60 62 66 63 64 68 65 63 62 64 RH 50 67 84 90 97 84 53 46 46 64 81 90 93 87 58 45 48 69 81 84 90 84 Wind dir NW NW NW W SW S NE N N N W SW SW S S SE SE S S S SW SW Wind spd 5 3 2 2 2 1 2 3 3 2 1 1 1 1 1 2 3 2 2 2 2 2 Clouds SC FW FW CL FW FW CL FW FW FW CL FW FW FW FW SC FW FW FW FW FW FW PoP 12hr 0 0 0 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PF Heat index 88 82 86 86 84 88 87 Max heat 88 86 86 88 88 Date 07/06 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 92 67 91 66 89 66 90 65 88 Temp 88 80 69 72 86 78 69 70 85 78 68 70 86 78 68 69 82 75 Dewpt 67 69 66 67 70 72 68 69 72 72 68 69 69 70 66 67 71 70 PWind dir S SW W W NW W NW SW W Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW SC B1 SC SC B1 B2 SC SC SC B1 B1 B2 B2 B2 PoP 12hr 5 5 40 20 60 20 40 30 60 Rain shwrs C S S L S C C S C L Tstms C S S C C S C $$ MDZ014-040800- Annapolis MD 38.99N 76.49W Elev. 7 ft 438 PM EDT Thu Jul 3 2025 Date 07/03/25 Fri 07/04/25 Sat 07/05/25 Sun EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 85 70 85 70 Temp 86 84 78 75 72 75 80 82 82 81 76 73 71 74 80 83 83 81 76 74 72 74 Dewpt 66 67 68 67 65 64 61 61 60 63 64 64 63 64 63 64 63 65 67 66 65 67 RH 51 57 71 76 79 69 52 49 47 54 66 73 76 71 56 53 51 58 74 76 79 79 Wind dir W W NW NW N N N NE E NE NE E SE E SE S S S S S SW S Wind spd 6 3 3 5 5 5 5 5 4 2 1 1 1 1 3 6 6 5 5 5 4 4 Clouds FW FW FW CL CL CL CL FW FW FW CL FW FW FW FW FW B1 SC SC FW FW FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 88 87 81 83 82 82 81 84 84 83 Max heat 89 84 83 83 84 84 Date 07/06 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 86 74 87 75 88 74 86 74 85 Temp 83 82 77 78 84 82 77 78 85 82 76 77 84 82 76 77 82 80 Dewpt 69 70 73 73 74 74 74 73 74 74 72 71 72 72 73 72 74 72 PWind dir S S S SW SW N E S SE Wind char GN LT LT LT LT LT LT LT LT Avg clouds FW FW SC SC SC B1 SC SC SC B1 B1 SC SC B1 B1 B2 B1 B2 PoP 12hr 5 10 40 20 50 40 40 30 60 Rain shwrs S C S S S C C S S C C S C L Tstms C S S C C S S C $$