Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
830 FOUS51 KLWX 030838 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 438 AM EDT Thu Jul 3 2025 VAZ054-032000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 438 AM EDT Thu Jul 3 2025 Date Thu 07/03/25 Fri 07/04/25 Sat 07/05/25 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 90 70 87 69 88 Temp 73 76 84 88 87 84 78 75 72 73 80 85 84 81 75 72 70 73 82 86 85 81 Dewpt 68 69 67 65 65 66 67 66 64 63 60 59 59 61 61 62 62 64 63 62 63 63 RH 84 79 57 47 48 55 69 74 76 71 51 41 43 51 62 71 76 73 53 45 48 54 Wind dir W NW NW W W W NW N N N N N N NE SE SE NE SE S SE SE SE Wind spd 5 5 6 8 8 5 5 6 6 6 6 5 6 5 3 2 2 2 4 6 8 9 Clouds FW FW FW FW FW FW FW FW CL CL CL FW FW FW CL FW FW FW FW FW SC FW PoP 12hr 10 10 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 87 90 89 86 81 85 84 82 83 86 86 82 Max heat 90 90 84 85 85 86 87 Date Sun 07/06/25 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 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 89 74 92 76 90 74 88 Temp 73 72 87 84 77 77 90 85 79 78 87 83 77 76 86 82 Dewpt 63 65 66 67 71 71 70 71 72 72 71 71 71 71 71 71 PWind dir S S S S S W SW SW Wind char LT GN LT LT LT LT LT LT Avg clouds FW FW FW SC SC SC SC SC SC SC SC B1 B1 B1 SC B1 PoP 12hr 0 5 5 20 20 50 30 50 Rain shwrs S S S C C S S C Tstms S S C C S $$ MDZ013-032000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 438 AM EDT Thu Jul 3 2025 Date Thu 07/03/25 Fri 07/04/25 Sat 07/05/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 91 68 87 67 89 Temp 71 75 85 88 87 83 76 72 70 72 81 85 85 81 75 71 69 73 83 86 86 82 Dewpt 68 69 68 66 66 69 69 67 64 64 62 60 60 62 64 63 62 64 64 64 64 65 RH 90 82 57 48 50 63 79 84 81 76 53 43 43 53 69 76 78 73 53 48 48 56 Wind dir W NW NW W W W NW NW N N N N N N E E NE E SE SE S S Wind spd 2 2 4 5 5 3 3 3 3 4 5 5 4 2 2 1 1 2 2 4 5 4 Clouds FW FW FW FW FW FW FW CL CL CL CL FW FW FW FW FW FW FW FW SC FW FW PoP 12hr 20 20 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 88 90 89 87 82 85 85 82 84 87 87 84 Max heat 90 92 84 85 86 87 87 Date Sun 07/06/25 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 68 90 73 92 74 90 73 89 Temp 72 72 88 83 75 77 91 85 77 77 88 83 76 75 87 82 Dewpt 64 66 67 69 71 73 72 73 73 73 74 74 72 72 73 73 PWind dir S S S S S S SW S Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW SC SC SC SC SC SC SC SC B1 B1 SC SC B1 PoP 12hr 0 5 5 20 20 50 30 50 Rain shwrs S S S S C C S S C Tstms S S S C C S $$ MDZ011-032000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 438 AM EDT Thu Jul 3 2025 Date Thu 07/03/25 Fri 07/04/25 Sat 07/05/25 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 95 74 91 73 92 Temp 76 78 89 91 91 88 82 78 75 75 85 87 88 86 80 76 74 75 86 89 89 86 Dewpt 66 67 64 63 63 64 66 65 62 61 58 57 57 58 60 60 60 61 61 61 61 61 RH 71 69 44 40 40 45 58 64 64 62 40 36 35 39 51 58 62 62 43 39 39 43 Wind dir NW NW NW W W W NW N N N N N N N E NE N E SE SE S S Wind spd 2 2 4 5 5 3 2 3 3 3 4 5 4 2 1 1 1 1 2 4 5 4 Clouds FW FW FW SC FW FW FW CL CL CL CL FW FW FW FW FW FW FW FW SC FW FW PoP 12hr 20 20 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 90 92 92 89 84 81 86 89 89 86 Max heat 93 93 87 86 87 84 89 89 Date Sun 07/06/25 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 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 74 94 78 97 79 94 77 93 Temp 78 75 90 88 81 79 94 90 82 79 91 87 81 78 89 87 Dewpt 62 63 65 66 70 71 70 70 72 71 71 70 71 70 70 70 PWind dir S S S S S SW W S Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW SC SC SC SC SC SC SC SC B1 B1 SC B1 B1 PoP 12hr 0 5 5 20 20 50 30 50 Rain shwrs S S S S C C S S C Tstms S S S C C S $$ WVZ052-032000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 438 AM EDT Thu Jul 3 2025 Date Thu 07/03/25 Fri 07/04/25 Sat 07/05/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 62 86 61 88 Temp 66 71 83 86 85 80 72 67 65 69 78 83 83 78 69 64 62 68 80 85 84 80 Dewpt 62 64 64 63 63 64 63 61 60 61 59 59 58 62 60 60 59 61 63 62 63 64 RH 87 79 53 46 48 58 73 81 84 76 52 44 43 58 73 87 90 78 56 46 49 58 Wind dir W W NW NW W W NW NW NW N N N NE E SE N N N SE S SE SE Wind spd 1 1 4 5 6 5 4 3 2 2 3 4 4 2 1 0 0 0 2 4 6 4 Clouds FW FW CL FW FW FW FW CL FW CL CL CL FW FW FW FW FW FW FW FW FW FW PoP 12hr 10 20 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 84 87 86 82 83 83 81 86 85 82 Max heat 87 87 83 84 86 86 Date Sun 07/06/25 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 64 90 69 92 70 89 68 88 Temp 68 70 88 82 72 74 89 81 73 75 86 80 71 73 85 80 Dewpt 62 63 65 67 66 67 68 69 69 69 69 69 68 68 68 69 PWind dir S S S S W N W E Wind char LT LT LT LT LT LT LT LT Avg clouds FW SC FW FW FW FW FW SC SC SC SC B1 B1 SC SC B1 PoP 12hr 0 5 5 20 20 50 30 50 Rain shwrs S S S C C S C Tstms S S S C S S $$ VAZ506-032000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 438 AM EDT Thu Jul 3 2025 Date Thu 07/03/25 Fri 07/04/25 Sat 07/05/25 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 90 65 87 64 89 Temp 69 73 84 88 88 83 75 71 67 71 80 85 85 80 72 68 65 70 82 86 87 81 Dewpt 67 69 69 68 68 69 68 66 64 65 63 63 63 65 64 64 62 65 67 66 66 66 RH 93 87 61 52 52 63 79 84 90 81 56 48 48 60 76 87 90 84 61 51 50 60 Wind dir W NW NW NW W W NW NW N N N N N NE E E N SE S S S S Wind spd 2 2 5 5 5 4 4 4 4 4 5 5 4 3 2 1 1 1 2 4 5 5 Clouds FW FW FW FW FW FW FW CL CL CL CL CL FW FW FW CL FW FW FW FW SC FW PoP 12hr 10 10 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 88 92 92 87 81 86 86 82 85 88 89 83 Max heat 92 92 86 87 88 89 Date Sun 07/06/25 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 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 66 91 71 93 72 90 71 89 Temp 70 72 89 84 74 76 91 84 75 76 88 82 74 75 87 81 Dewpt 63 66 69 70 71 72 72 73 72 72 74 74 72 72 73 73 PWind dir S S S S SW NW SW SW Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW SC SC FW SC SC SC SC SC B1 B1 SC SC B1 PoP 12hr 0 5 5 20 20 50 30 50 Rain shwrs S S S C C S S C Tstms S S C C S $$ VAZ037-032000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 438 AM EDT Thu Jul 3 2025 Date Thu 07/03/25 Fri 07/04/25 Sat 07/05/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 66 87 64 87 Temp 68 72 83 86 86 81 74 70 67 71 80 85 84 79 72 68 66 69 80 85 84 79 Dewpt 66 68 66 64 64 67 66 64 63 64 62 61 61 63 63 62 61 64 64 63 63 64 RH 93 87 57 48 48 63 76 81 87 79 54 45 46 58 73 81 84 84 58 48 49 60 Wind dir W W NW NW N NW NW NW N NE NE NE E E NE N N N S SE SE SE Wind spd 2 1 2 3 3 2 2 2 2 2 4 4 4 3 2 1 0 0 2 4 4 4 Clouds FW FW CL FW FW FW FW CL CL CL CL CL FW FW FW FW FW FW FW FW SC FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 85 87 87 83 81 85 84 82 86 85 Max heat 87 87 85 85 86 86 Date Sun 07/06/25 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 64 89 69 91 72 90 70 88 Temp 68 70 86 81 73 74 88 81 74 75 86 79 72 72 85 80 Dewpt 63 64 65 67 68 68 69 69 71 70 70 70 70 70 71 70 PWind dir S S S S SW NE NW S Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW SC FW FW SC SC SC SC SC B1 B1 SC SC B1 PoP 12hr 0 5 5 20 20 50 30 50 Rain shwrs S S C C C Tstms S S C C C $$ MDZ003-032000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 438 AM EDT Thu Jul 3 2025 Date Thu 07/03/25 Fri 07/04/25 Sat 07/05/25 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 89 62 86 62 88 Temp 66 71 82 86 86 81 72 67 64 69 79 83 84 79 70 66 64 69 80 85 85 81 Dewpt 63 65 66 66 65 66 64 63 61 63 61 61 60 63 61 60 59 62 65 65 65 66 RH 90 81 58 51 50 60 76 87 90 81 54 47 44 58 73 81 84 78 60 51 51 60 Wind dir S W NW W W NW N N N N N N N E E E NE SE S S S SE Wind spd 2 2 4 6 6 5 4 3 3 2 3 4 3 2 2 1 1 1 2 4 4 4 Clouds FW FW CL FW FW FW FW CL FW FW FW FW CL FW FW FW FW FW FW FW FW FW PoP 12hr 20 20 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 84 88 88 83 83 84 82 87 87 83 Max heat 88 88 83 84 87 88 Date Sun 07/06/25 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 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 90 69 92 71 89 69 88 Temp 69 71 87 84 73 75 89 83 74 75 86 82 72 73 85 80 Dewpt 62 64 68 69 67 69 71 70 70 71 72 71 69 70 71 71 PWind dir S S S S SW W W SW Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW SC FW FW SC B1 SC SC B1 B1 SC SC B1 PoP 12hr 0 0 5 20 20 50 30 40 Rain shwrs S S S C C S C Tstms S S S C S S $$ MDZ017-032000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 438 AM EDT Thu Jul 3 2025 Date Thu 07/03/25 Fri 07/04/25 Sat 07/05/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 92 75 89 72 89 Temp 74 78 86 90 89 85 80 77 75 79 84 87 87 82 77 75 73 78 85 87 87 82 Dewpt 71 73 71 69 69 71 71 70 69 68 65 62 62 64 65 66 66 67 65 64 64 65 RH 90 85 61 50 52 63 74 79 82 69 53 43 43 55 67 74 79 69 51 46 46 56 Wind dir W W NW N SW SW W NW N N N N N NE E SE E E SE SE SE S Wind spd 4 4 4 5 5 3 4 5 6 8 8 8 6 3 3 3 2 3 4 6 8 6 Clouds FW FW CL FW FW FW FW FW CL CL CL CL CL CL CL CL FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 91 95 94 90 83 86 87 87 83 87 88 88 84 Max heat 95 94 86 87 88 82 88 89 Date Sun 07/06/25 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 71 90 76 92 77 92 76 91 Temp 74 77 87 84 78 80 90 86 79 81 90 84 77 80 88 83 Dewpt 67 69 68 72 74 74 74 75 74 74 75 74 73 73 73 74 PWind dir S S S S S S SW SW Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW SC FW FW FW FW SC SC SC SC B1 B1 SC SC B1 PoP 12hr 0 5 10 20 20 40 30 40 Rain shwrs S S S C C S S C Tstms S S C C S $$ WVZ502-032000- Petersburg WV 38.99N 79.15W Elev. 963 ft 438 AM EDT Thu Jul 3 2025 Date Thu 07/03/25 Fri 07/04/25 Sat 07/05/25 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 60 88 60 91 Temp 63 68 81 85 84 78 69 64 61 66 80 85 85 77 68 63 62 67 82 87 86 79 Dewpt 62 64 66 64 65 66 64 62 61 62 62 61 62 66 62 60 59 62 66 65 65 68 RH 97 87 60 50 53 67 84 93100 87 54 45 46 69 81 90 90 84 58 48 50 69 Wind dir SW SW NW NW NW NW W SW W SW N N N NE S SW SW S S SE SE S Wind spd 2 2 2 5 5 3 2 2 1 1 2 3 3 2 1 1 1 1 1 3 3 2 Clouds FW FW FW FW FW FW CL CL FW FW CL FW FW FW CL FW FW FW FW FW FW SC PoP 12hr 5 5 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PF Heat index 83 86 86 81 85 86 84 89 88 Max heat 86 86 85 86 89 89 Date Sun 07/06/25 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 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 64 93 66 93 67 90 65 90 Temp 68 70 89 81 69 72 89 79 70 71 86 78 69 70 85 78 Dewpt 63 65 67 69 65 67 70 72 68 69 71 72 67 68 71 71 PWind dir S S SW SW SW NW W N Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC FW SC FW FW SC B1 SC SC SC B2 SC SC SC B1 PoP 12hr 0 5 5 30 20 60 20 50 Rain shwrs C S S L S S C Tstms C S S C S $$ MDZ014-032000- Annapolis MD 38.99N 76.49W Elev. 7 ft 438 AM EDT Thu Jul 3 2025 Date Thu 07/03/25 Fri 07/04/25 Sat 07/05/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 72 85 70 85 Temp 73 77 83 86 86 83 78 76 72 75 79 83 82 80 76 73 72 74 80 84 82 80 Dewpt 70 69 66 68 66 68 69 68 66 64 60 61 60 62 64 64 64 64 64 65 63 66 RH 90 76 57 55 51 61 74 76 81 69 52 47 47 54 66 73 76 71 58 53 53 62 Wind dir W W NW W W W NW N N N N N N NE E SE NE E SE S S S Wind spd 2 2 5 6 6 3 3 5 5 5 6 8 6 3 2 2 1 2 3 6 6 5 Clouds FW FW FW FW FW FW FW FW FW CL CL CL CL CL FW FW FW FW FW SC FW FW PoP 12hr 10 10 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 85 89 88 86 83 82 81 82 86 83 82 Max heat 89 89 84 83 83 86 85 Date Sun 07/06/25 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 70 86 75 88 76 87 74 86 Temp 74 74 84 82 77 78 86 84 79 79 85 82 77 77 83 81 Dewpt 65 66 69 70 73 73 74 74 74 73 75 74 73 71 73 72 PWind dir S S S S S S SW S Wind char LT GN LT GN LT LT LT LT Avg clouds FW FW FW SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1 PoP 12hr 0 5 5 20 20 50 40 50 Rain shwrs S S S S C C S S C Tstms S S S C C S $$