Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
938 FOUS51 KLWX 071137 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 737 AM EDT Sun Sep 7 2025 VAZ054-072000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 737 AM EDT Sun Sep 7 2025 Date Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 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 77 57 77 57 77 Temp 64 65 70 72 68 66 62 59 59 70 73 74 67 64 61 59 60 70 74 74 69 Dewpt 57 56 53 50 50 49 48 47 47 48 45 44 47 48 50 51 52 51 49 50 53 RH 78 73 55 46 52 54 60 64 64 45 37 34 49 56 67 75 75 51 41 43 57 Wind dir N N NW NW NW NW N N N NE NE NE E E NE N N NE E E E Wind spd 11 10 10 10 10 10 9 10 8 10 9 9 8 6 5 8 8 11 12 12 10 Wind gust 20 Clouds OV OV B1 SC FW FW FW FW CL CL FW FW FW FW FW FW SC SC SC SC B1 PoP 12hr 60 0 0 0 0 QPF 12hr 0.14 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C Date Wed 09/10/25 Thu 09/11/25 Fri 09/12/25 Sat 09/13/25 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 77 60 82 61 80 60 78 Temp 63 61 74 69 63 61 79 73 65 63 77 72 64 62 75 70 Dewpt 56 55 54 55 56 54 51 53 55 54 52 54 57 56 52 52 PWind dir NE NE N N NE NE E E Wind char GN GN LT LT LT GN LT GN Avg clouds B1 B1 B1 B1 SC FW FW FW FW FW FW FW FW SC SC FW PoP 12hr 5 10 5 5 0 5 5 5 $$ MDZ013-072000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 737 AM EDT Sun Sep 7 2025 Date Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 76 55 75 55 76 Temp 61 64 69 72 66 61 58 56 57 68 72 73 66 60 57 55 57 69 73 74 67 Dewpt 59 59 57 54 54 51 49 48 50 50 49 48 51 51 53 52 54 54 54 55 56 RH 93 84 66 53 65 70 72 74 77 52 44 41 58 72 86 90 90 59 51 51 68 Wind dir NW NW NW NW NW NW N N N NE NE NE NE NE NE NE NE NE E E E Wind spd 5 5 5 5 4 4 5 5 5 5 5 5 3 2 2 3 4 6 6 6 5 Clouds OV B2 B1 FW FW CL FW FW CL CL FW FW FW CL FW FW FW SC SC SC B1 PoP 12hr 60 0 0 0 0 QPF 12hr 0.13 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C Obvis PF Date Wed 09/10/25 Thu 09/11/25 Fri 09/12/25 Sat 09/13/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 57 76 57 81 59 78 58 76 Temp 60 59 73 68 60 60 79 72 63 62 76 69 60 59 74 67 Dewpt 56 57 58 59 57 55 55 57 56 56 56 57 57 57 55 55 PWind dir NE NE N N NE NE E E Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B1 B1 B1 SC FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 5 10 5 5 0 5 5 5 $$ MDZ011-072000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 737 AM EDT Sun Sep 7 2025 Date Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 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 59 78 59 79 Temp 64 68 72 75 70 68 64 61 59 71 74 75 71 67 63 60 60 72 76 76 72 Dewpt 56 54 52 50 49 48 47 47 46 45 45 45 47 49 50 51 50 50 50 50 52 RH 75 61 49 41 47 49 54 60 62 39 35 34 42 52 62 72 69 46 40 40 49 Wind dir NW NW NW NW NW NW N N N NE NE NE NE NE NE N NE NE E E E Wind spd 6 8 8 8 5 5 6 5 5 6 6 6 3 3 3 3 5 9 9 10 6 Wind gust 16 16 Clouds OV B2 B1 SC FW CL FW FW CL CL FW FW CL CL FW FW FW SC SC SC B1 PoP 12hr 60 0 0 0 0 QPF 12hr 0.13 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C Date Wed 09/10/25 Thu 09/11/25 Fri 09/12/25 Sat 09/13/25 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 78 61 84 63 81 61 78 Temp 65 61 74 72 66 62 80 76 68 63 78 73 66 62 76 72 Dewpt 54 54 54 54 55 53 52 53 55 53 53 53 56 55 52 51 PWind dir NE NE N N NE NE E E Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B1 B1 B1 SC FW FW FW FW FW FW FW FW FW FW SC PoP 12hr 5 10 5 5 0 5 5 5 $$ WVZ052-072000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 737 AM EDT Sun Sep 7 2025 Date Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 76 46 75 46 76 Temp 60 69 73 74 65 58 54 50 52 67 73 74 65 56 52 48 51 68 73 74 66 Dewpt 53 49 44 42 42 43 44 43 44 43 41 41 44 45 45 44 46 48 47 46 48 RH 78 49 35 32 43 57 69 77 74 42 31 30 46 66 77 86 83 49 40 37 52 Wind dir NW NW NW NW NW NW N NW NW N NE NE NE NE N N N E E E E Wind spd 5 9 9 10 5 5 4 4 3 5 5 4 2 1 0 1 2 3 6 6 4 Clouds SC FW FW FW CL CL CL FW CL CL FW FW CL CL FW FW FW FW FW FW SC PoP 12hr 10 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs Date Wed 09/10/25 Thu 09/11/25 Fri 09/12/25 Sat 09/13/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 50 78 50 82 54 79 52 78 Temp 55 54 74 66 55 55 79 71 60 58 77 69 57 56 74 67 Dewpt 49 50 50 50 51 51 51 51 51 51 50 50 51 52 52 51 PWind dir NE N W N N NE SE E Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC FW FW FW FW FW FW FW FW FW SC SC SC PoP 12hr 0 5 5 5 0 5 5 5 $$ VAZ506-072000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 737 AM EDT Sun Sep 7 2025 Date Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 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 76 51 75 50 76 Temp 60 65 71 72 65 60 55 52 53 67 73 73 65 57 53 51 53 68 74 74 67 Dewpt 58 58 54 52 51 48 47 46 47 50 48 48 50 49 50 49 51 54 52 52 54 RH 93 78 55 49 60 64 74 80 80 54 41 41 58 75 89 93 93 61 46 46 63 Wind dir NW N NW NW NW N N N N N NE NE NE NE N N N NE E E E Wind spd 5 6 6 8 5 5 4 5 5 5 5 5 3 2 2 2 3 5 6 6 4 Clouds OV B1 SC FW FW CL CL FW CL CL FW CL FW CL FW FW FW FW SC FW SC PoP 12hr 40 0 0 0 0 QPF 12hr 0.05 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C Date Wed 09/10/25 Thu 09/11/25 Fri 09/12/25 Sat 09/13/25 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 55 77 54 82 57 79 55 77 Temp 58 56 74 67 57 57 79 71 61 60 77 70 59 57 75 67 Dewpt 56 55 57 57 56 55 56 56 55 55 55 55 56 57 56 54 PWind dir NE NE N N N NE E E Wind char LT LT LT LT LT LT LT LT Avg clouds SC B1 B1 SC SC FW FW FW FW FW FW FW FW SC SC FW PoP 12hr 5 10 5 5 0 5 5 5 $$ VAZ037-072000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 737 AM EDT Sun Sep 7 2025 Date Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 75 50 74 48 75 Temp 61 64 70 72 64 60 56 52 53 66 72 71 62 56 52 50 52 66 73 72 64 Dewpt 60 56 53 51 51 49 47 45 46 45 45 44 46 47 46 46 48 49 48 49 51 RH 97 75 55 48 63 67 72 77 77 47 38 38 56 72 80 86 86 54 41 44 63 Wind dir N N N N NW N N N N NE NE NE NE N N N N NE NE E NE Wind spd 4 4 4 5 4 4 3 4 5 6 6 6 4 2 2 3 4 6 8 6 5 Clouds OV B2 SC FW FW FW FW FW CL CL FW CL CL FW FW FW FW FW SC SC SC PoP 12hr 50 0 0 0 0 QPF 12hr 0.08 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C Date Wed 09/10/25 Thu 09/11/25 Fri 09/12/25 Sat 09/13/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 52 76 53 81 56 78 54 76 Temp 56 55 74 66 57 55 79 69 60 58 77 67 59 56 74 65 Dewpt 51 52 53 54 53 53 53 54 53 53 53 54 54 54 53 54 PWind dir N NE NW NE N NE NE NE Wind char LT LT LT LT LT LT LT LT Avg clouds SC B1 SC SC FW FW FW FW FW FW FW FW FW FW SC SC PoP 12hr 5 5 5 5 5 5 5 5 $$ MDZ003-072000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 737 AM EDT Sun Sep 7 2025 Date Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 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 76 48 76 48 78 Temp 60 69 73 73 65 58 53 50 52 67 73 73 65 57 53 49 52 69 74 74 66 Dewpt 54 51 47 45 45 46 45 43 44 46 45 44 46 46 45 45 47 51 49 48 49 RH 81 53 40 37 48 64 74 77 74 47 37 35 50 67 74 86 83 53 41 40 54 Wind dir NW NW NW NW NW N N N N N NE NE NE NE NE N NE E E E E Wind spd 4 8 9 10 5 5 4 3 3 4 4 4 3 2 2 2 3 4 6 6 5 Clouds SC CL FW FW FW CL CL CL CL CL FW FW FW CL CL CL CL FW FW FW FW PoP 12hr 10 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Wed 09/10/25 Thu 09/11/25 Fri 09/12/25 Sat 09/13/25 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 52 78 52 83 56 79 53 78 Temp 56 56 74 67 56 57 80 71 60 58 77 68 57 56 75 67 Dewpt 51 52 53 52 52 51 53 54 53 52 52 51 52 53 54 51 PWind dir NE NE N N NE NE E E Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC FW FW FW FW FW FW FW FW FW FW SC SC PoP 12hr 0 5 5 5 0 0 5 5 $$ MDZ017-072000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 737 AM EDT Sun Sep 7 2025 Date Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 73 60 75 61 76 Temp 66 66 67 69 66 64 63 62 64 70 73 73 67 65 63 61 64 71 75 74 68 Dewpt 62 59 58 57 57 54 54 53 55 53 52 51 53 54 54 54 57 57 57 57 58 RH 87 78 73 66 73 70 72 72 73 55 48 46 61 68 72 78 78 61 54 55 70 Wind dir N N N N E NW N N NE N N N NE NE NE NE NE NE NE NE NE Wind spd 12 12 11 8 6 8 10 11 11 12 11 10 8 8 9 10 12 13 13 14 13 Clouds B2 OV OV B1 SC SC FW FW FW FW FW FW FW FW FW SC SC SC SC B1 B2 PoP 12hr 60 0 0 0 5 QPF 12hr 0.17 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C S Obvis PF Date Wed 09/10/25 Thu 09/11/25 Fri 09/12/25 Sat 09/13/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 62 73 62 79 62 77 60 75 Temp 64 66 71 68 64 65 76 71 65 66 76 69 64 65 74 67 Dewpt 59 62 61 61 60 60 57 58 59 59 59 59 59 59 56 56 PWind dir NE N N N NE NE E NE Wind char GN GN LT GN LT GN GN GN Avg clouds B1 B2 B2 B1 SC SC FW FW FW FW FW FW FW FW FW FW PoP 12hr 20 20 10 5 5 5 5 5 Rain shwrs S S $$ WVZ502-072000- Petersburg WV 38.99N 79.15W Elev. 963 ft 737 AM EDT Sun Sep 7 2025 Date Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 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 43 75 43 77 Temp 54 67 72 72 62 53 48 45 46 65 72 74 62 53 48 44 46 66 74 75 63 Dewpt 51 49 45 45 45 46 43 41 42 45 43 44 46 45 43 41 42 48 48 48 50 RH 90 52 38 38 54 77 83 86 86 48 35 34 56 74 83 89 86 52 40 38 62 Wind dir NW NW NW NW NW NW W SW W NE NE NE E S SW SW SW E E E E Wind spd 2 5 8 8 5 2 2 2 2 2 3 4 2 2 2 2 2 3 5 5 3 Clouds FW FW FW FW FW FW CL FW CL CL FW CL FW FW CL FW FW FW FW FW SC PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PF Date Wed 09/10/25 Thu 09/11/25 Fri 09/12/25 Sat 09/13/25 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 47 80 49 83 51 81 50 80 Temp 50 49 77 66 53 52 80 69 57 53 78 68 55 52 76 67 Dewpt 47 47 52 54 50 49 54 56 52 51 54 53 51 49 53 54 PWind dir S NE W N NW NE S SE Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC FW FW FW FW FW FW FW FW FW FW FW SC SC PoP 12hr 0 5 5 5 0 5 5 5 $$ MDZ014-072000- Annapolis MD 38.99N 76.49W Elev. 7 ft 737 AM EDT Sun Sep 7 2025 Date Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 75 59 73 59 74 Temp 64 64 67 70 68 64 62 60 61 68 72 72 68 64 63 60 62 68 72 73 69 Dewpt 60 57 56 54 54 53 52 52 52 50 49 48 50 54 55 55 55 54 54 54 56 RH 87 78 68 57 61 67 70 75 72 52 44 42 52 70 75 84 78 61 53 51 63 Wind dir NW NW N NW W NW N N N NE NE NE NE E NE NE NE NE NE E E Wind spd 11 10 9 8 6 8 8 9 8 10 10 8 6 5 4 8 8 11 12 12 10 Wind gust 20 Clouds OV OV B1 SC FW CL CL FW FW FW FW FW CL FW FW FW FW SC SC SC B1 PoP 12hr 70 0 0 0 0 QPF 12hr 0.19 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C Obvis PF Date Wed 09/10/25 Thu 09/11/25 Fri 09/12/25 Sat 09/13/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 61 73 60 77 61 76 60 73 Temp 64 63 71 68 64 63 75 71 66 64 74 70 64 62 71 69 Dewpt 59 59 58 58 59 58 55 56 58 57 57 57 59 58 55 55 PWind dir NE NE N NE NE NE E NE Wind char GN GN LT LT LT GN LT GN Avg clouds B1 B1 B2 B1 SC FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 10 10 5 5 5 5 5 5 $$