Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
283 FOUS51 KLWX 061438 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 1038 AM EDT Wed Aug 6 2025 VAZ054-062000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 1038 AM EDT Wed Aug 6 2025 Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25 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 68 82 67 83 Temp 77 79 78 76 73 72 70 72 77 80 80 77 73 70 68 70 76 79 80 77 Dewpt 65 63 63 64 65 66 66 66 64 62 62 62 64 64 64 64 63 61 60 61 RH 67 58 60 66 76 81 87 81 64 54 54 60 73 81 87 81 64 54 51 58 Wind dir E E E E E NE NE NE E E E E E E NE NE E E E E Wind spd 8 11 11 10 9 8 9 10 12 12 13 11 10 8 8 9 10 11 12 11 Wind gust 23 25 Clouds OV OV OV B2 B1 SC SC SC FW FW FW SC FW FW FW FW SC SC SC FW PoP 12hr 30 10 10 5 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C Heat index 81 81 81 Max heat 81 81 81 Date Sat 08/09/25 Sun 08/10/25 Mon 08/11/25 Tue 08/12/25 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 84 68 87 69 88 72 92 Temp 69 69 81 78 72 71 83 80 73 73 85 82 76 75 90 85 Dewpt 63 64 60 61 65 66 63 63 66 67 66 66 69 70 68 69 PWind dir E E SE E S S S S Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW SC SC SC SC SC SC SC SC SC FW FW SC PoP 12hr 5 10 5 20 5 20 5 20 Rain shwrs S S S Tstms S $$ MDZ013-062000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 1038 AM EDT Wed Aug 6 2025 Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 82 68 83 65 83 Temp 78 80 79 75 72 70 69 70 77 81 80 75 71 67 65 68 76 80 80 75 Dewpt 66 66 66 67 67 66 66 67 66 64 64 64 64 65 64 65 64 63 63 63 RH 67 62 64 76 84 87 90 90 69 56 58 69 79 93 97 90 66 56 56 66 Wind dir E E E E E E NE NE E E E E E E NE NE E E E E Wind spd 5 8 9 6 5 5 6 8 9 10 10 8 6 4 5 6 8 9 10 8 Wind gust 19 20 Clouds OV OV OV B2 B1 SC SC SC SC SC SC FW FW FW FW FW FW SC FW FW PoP 12hr 30 10 5 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C Heat index 82 83 82 81 81 Max heat 82 83 83 83 81 82 Date Sat 08/09/25 Sun 08/10/25 Mon 08/11/25 Tue 08/12/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 64 84 66 87 68 88 71 93 Temp 67 68 82 77 69 70 83 79 71 72 86 80 73 75 90 84 Dewpt 64 64 61 63 67 68 65 65 68 68 68 69 69 72 71 72 PWind dir E E SE SE S S S S Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW SC SC SC SC SC SC SC SC FW FW SC PoP 12hr 5 5 5 10 5 20 5 20 Rain shwrs S S Tstms S $$ MDZ011-062000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 1038 AM EDT Wed Aug 6 2025 Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25 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 88 69 88 Temp 82 84 83 80 77 75 73 73 82 85 84 80 77 74 71 70 80 84 84 80 Dewpt 63 63 62 63 65 65 64 63 63 61 62 61 63 63 62 61 61 59 59 59 RH 53 49 49 56 67 71 73 71 53 45 48 52 62 69 73 73 52 43 43 49 Wind dir E E E E E E NE NE E E E E E E NE NE E E E E Wind spd 5 9 9 6 5 4 5 6 9 10 11 9 5 4 4 5 8 9 10 8 Clouds OV OV OV B1 B1 SC FW SC SC SC B1 FW FW FW FW FW FW SC FW FW PoP 12hr 30 10 5 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C Heat index 83 85 84 81 83 85 85 81 81 84 84 81 Max heat 85 86 86 86 84 85 Date Sat 08/09/25 Sun 08/10/25 Mon 08/11/25 Tue 08/12/25 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 71 92 73 93 76 97 Temp 73 70 85 82 76 72 88 84 78 75 90 86 80 77 93 88 Dewpt 62 61 58 59 64 64 62 62 66 65 64 65 68 69 67 68 PWind dir E E SE SE S S S S Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW SC SC SC SC SC SC SC SC FW FW SC PoP 12hr 5 5 5 10 5 20 5 20 Rain shwrs S S Tstms S $$ WVZ052-062000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 1038 AM EDT Wed Aug 6 2025 Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 81 61 83 60 83 Temp 76 79 78 74 68 65 64 66 75 80 80 75 68 64 62 65 75 80 80 75 Dewpt 62 60 60 62 63 63 63 63 62 60 60 61 61 61 60 61 60 58 58 60 RH 62 52 54 66 84 93 97 90 64 51 51 62 78 90 93 87 60 47 47 60 Wind dir E E SE SE SE E NE E E E SE E E E E NE E E SE SE Wind spd 5 9 9 6 5 3 4 5 8 9 10 8 5 3 3 4 6 8 9 8 Clouds OV OV OV B1 SC SC B1 B1 SC SC SC SC FW FW FW SC FW FW FW FW PoP 12hr 20 10 10 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Heat index 81 81 81 81 Max heat 81 82 81 81 Date Sat 08/09/25 Sun 08/10/25 Mon 08/11/25 Tue 08/12/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 59 85 61 87 63 90 67 93 Temp 63 64 82 77 65 67 85 79 68 69 88 81 71 72 90 83 Dewpt 59 59 56 59 60 61 61 63 63 63 63 65 66 66 67 68 PWind dir SE E SE SE S S S SW Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW SC SC SC SC SC SC SC FW FW FW SC PoP 12hr 0 5 5 10 5 20 5 30 Rain shwrs S C Tstms S $$ VAZ506-062000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 1038 AM EDT Wed Aug 6 2025 Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25 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 65 83 63 83 Temp 77 79 78 75 70 68 67 69 77 81 81 75 70 67 64 67 76 80 80 75 Dewpt 67 65 66 67 68 67 66 67 67 64 64 64 65 65 64 66 65 63 63 63 RH 71 62 67 76 93 97 97 93 71 56 56 69 84 93100 97 69 56 56 66 Wind dir E E SE E E E NE NE E E E E E E NE NE E E E E Wind spd 5 8 9 6 4 4 5 6 9 9 10 9 5 3 4 5 6 9 10 8 Clouds OV OV OV B1 SC SC FW SC SC SC SC FW FW FW FW FW SC FW SC SC PoP 12hr 30 10 10 5 10 QPF 12hr 0.02 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C Heat index 83 83 81 81 Max heat 82 82 83 83 81 82 Date Sat 08/09/25 Sun 08/10/25 Mon 08/11/25 Tue 08/12/25 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 62 86 65 87 67 89 70 94 Temp 66 67 82 77 68 69 84 79 70 70 86 81 73 74 92 85 Dewpt 64 64 62 63 65 67 67 67 66 68 71 70 70 72 72 72 PWind dir E E SE SE S S S S Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW SC SC SC SC SC SC SC SC SC FW FW SC PoP 12hr 5 5 5 10 5 20 5 20 Rain shwrs S S Tstms S $$ VAZ037-062000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 1038 AM EDT Wed Aug 6 2025 Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 75 62 78 62 80 Temp 72 74 72 70 66 64 64 65 73 77 76 72 68 64 63 65 73 77 76 72 Dewpt 63 61 62 61 62 62 63 64 64 63 62 63 63 63 62 63 62 61 61 62 RH 73 64 71 73 87 93 97 97 73 62 62 73 84 97 97 93 68 58 60 71 Wind dir NE E E E NE N NE NE NE E E E NE NE N NE NE NE E E Wind spd 4 8 8 5 4 5 5 8 8 9 9 8 5 4 6 6 8 8 9 6 Wind gust 18 19 17 Clouds OV OV OV B2 SC SC B1 B2 SC SC SC SC SC SC B1 SC SC SC SC SC PoP 12hr 50 20 20 10 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C S S S S S Date Sat 08/09/25 Sun 08/10/25 Mon 08/11/25 Tue 08/12/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 61 81 62 84 65 87 67 89 Temp 64 65 79 73 66 66 82 75 68 68 84 78 70 71 87 80 Dewpt 62 62 61 62 63 63 65 65 65 66 67 68 67 68 68 69 PWind dir NE NE N E S S SW S Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC SC SC SC SC SC SC B1 SC SC FW B1 PoP 12hr 5 10 10 20 10 30 10 30 Rain shwrs S C C Tstms S $$ MDZ003-062000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 1038 AM EDT Wed Aug 6 2025 Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25 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 63 84 61 84 Temp 76 80 78 75 69 65 63 66 76 82 81 75 69 65 62 65 75 81 81 75 Dewpt 65 63 63 63 64 64 63 64 64 62 62 62 63 62 61 63 61 61 60 60 RH 69 56 60 66 84 97100 93 66 51 53 64 81 90 97 93 62 51 49 60 Wind dir E E E E E E NE NE E E SE SE SE E E NE E E SE SE Wind spd 5 8 9 8 5 4 4 5 6 9 9 8 5 3 4 4 5 8 9 8 Clouds OV OV B2 B1 SC SC FW SC FW SC SC FW SC FW FW FW FW FW FW FW PoP 12hr 10 10 5 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 81 83 82 82 82 Max heat 81 81 83 83 82 83 Date Sat 08/09/25 Sun 08/10/25 Mon 08/11/25 Tue 08/12/25 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 60 86 63 88 66 91 69 94 Temp 64 65 82 77 66 67 86 80 69 70 88 82 73 73 91 84 Dewpt 60 61 60 61 60 63 65 65 63 64 67 67 67 69 70 69 PWind dir SE E SE SE S S S SW Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW SC SC SC SC SC SC SC FW FW SC PoP 12hr 0 5 5 10 5 20 10 20 Rain shwrs S S Tstms S S $$ MDZ017-062000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 1038 AM EDT Wed Aug 6 2025 Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 70 83 68 83 Temp 78 81 81 77 73 72 71 74 78 81 81 77 72 69 69 73 77 81 81 76 Dewpt 67 67 67 67 68 67 66 67 67 67 66 66 66 66 65 67 66 66 65 65 RH 69 63 63 71 84 84 84 79 69 63 60 69 81 90 87 81 69 60 58 69 Wind dir E E E E E E E E NE E E E E E NE NE NE E E E Wind spd 8 10 11 11 10 10 12 12 12 13 13 12 11 10 11 11 12 12 13 11 Wind gust 20 21 Clouds OV B2 OV B2 B2 B1 SC FW SC SC SC SC FW FW SC SC SC SC SC SC PoP 12hr 70 40 10 10 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C L C S S Heat index 83 83 83 83 83 83 Max heat 83 84 83 83 83 84 Date Sat 08/09/25 Sun 08/10/25 Mon 08/11/25 Tue 08/12/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 68 83 69 85 70 86 72 90 Temp 69 72 82 77 70 73 82 78 72 75 84 80 75 77 89 83 Dewpt 65 67 66 67 67 69 67 68 69 71 70 70 70 73 73 73 PWind dir NE NE E E S S S S Wind char GN LT LT LT LT LT LT LT Avg clouds FW FW FW SC FW SC SC SC FW FW SC SC SC FW FW SC PoP 12hr 5 10 5 20 10 20 5 20 Rain shwrs S S S $$ WVZ502-062000- Petersburg WV 38.99N 79.15W Elev. 963 ft 1038 AM EDT Wed Aug 6 2025 Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25 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 80 59 82 59 83 Temp 72 77 76 70 64 61 60 61 72 79 78 71 65 61 60 62 73 80 79 72 Dewpt 63 61 60 61 60 59 59 60 64 64 62 63 62 61 59 60 63 62 61 63 RH 73 58 58 73 87 93 96 97 76 60 58 76 90100 96 93 71 54 54 73 Wind dir E SE SE SE S E SW NE E E SE SE SE SE SE E E E SE SE Wind spd 3 6 6 5 3 2 2 2 4 8 8 5 3 2 2 1 3 6 6 5 Clouds OV OV B1 SC FW FW SC SC B1 SC SC SC SC SC SC B1 FW FW FW FW PoP 12hr 10 10 20 10 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Heat index 81 Max heat 81 81 82 Date Sat 08/09/25 Sun 08/10/25 Mon 08/11/25 Tue 08/12/25 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 86 61 88 64 91 67 92 Temp 61 62 82 74 63 65 85 77 66 67 88 79 69 70 88 80 Dewpt 60 60 63 62 60 61 66 66 63 64 68 68 65 66 70 70 PWind dir S E S SE S S SW W Wind char LT LT LT LT LT LT LT LT Avg clouds FW SC SC SC SC SC SC SC SC SC SC B1 SC SC SC B1 PoP 12hr 0 5 5 20 5 30 5 40 Rain shwrs S C S C Tstms S C $$ MDZ014-062000- Annapolis MD 38.99N 76.49W Elev. 7 ft 1038 AM EDT Wed Aug 6 2025 Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 80 69 81 67 80 Temp 77 79 78 76 73 73 71 72 76 80 80 75 72 70 69 70 75 79 79 75 Dewpt 66 66 65 66 68 67 67 67 66 64 64 64 66 66 66 65 64 63 62 62 RH 69 64 64 71 84 81 87 84 71 58 58 69 81 87 90 84 69 58 56 64 Wind dir E E E E E E E E NE E E E E E NE NE E E E E Wind spd 8 11 12 10 8 8 9 9 11 12 12 11 9 8 9 9 10 11 11 9 Clouds OV B2 OV OV B2 SC FW SC SC SC SC FW FW FW FW SC SC FW FW FW PoP 12hr 30 20 5 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C S Heat index 82 82 Max heat 82 83 81 Date Sat 08/09/25 Sun 08/10/25 Mon 08/11/25 Tue 08/12/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 66 81 68 83 70 84 72 87 Temp 70 70 80 77 72 72 81 78 73 73 83 80 76 75 86 83 Dewpt 64 65 62 64 67 68 65 65 68 68 68 68 69 71 72 72 PWind dir E E E E S S S S Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW SC SC SC SC SC SC SC SC FW FW SC PoP 12hr 5 5 5 10 5 20 5 20 Rain shwrs S S Tstms S $$