Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
445 FOUS51 KLWX 281307 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 907 AM EDT Thu Aug 28 2025 VAZ054-282000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 907 AM EDT Thu Aug 28 2025 Date Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 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 64 83 61 79 Temp 73 80 80 73 69 67 64 66 75 80 80 74 69 66 62 62 70 75 77 71 Dewpt 52 49 49 48 52 53 54 54 54 52 51 51 50 50 49 49 48 48 47 49 RH 48 34 34 41 55 61 70 65 48 38 36 44 51 56 62 62 45 38 35 46 Wind dir S S S S S SW SW W W W NW NW N N N N N N N NE Wind spd 3 6 6 4 4 4 3 5 9 10 10 9 8 6 8 6 6 5 5 6 Clouds B2 SC SC B1 B1 B1 SC FW FW SC SC SC SC SC SC SC 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 80 80 Max heat 80 80 80 Date Sun 08/31/25 Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 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 79 60 81 61 81 62 80 Temp 64 62 77 71 64 63 78 72 64 64 78 72 66 64 77 73 Dewpt 52 51 48 50 53 53 50 52 56 57 53 54 58 59 55 56 PWind dir NE NE NE E E E E E Wind char LT LT LT GN LT GN LT GN Avg clouds FW FW FW FW FW SC SC SC FW FW SC SC SC SC SC SC PoP 12hr 0 0 0 0 0 0 0 5 $$ MDZ013-282000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 907 AM EDT Thu Aug 28 2025 Date Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 80 62 81 58 78 Temp 72 79 79 72 67 65 63 64 74 78 79 72 66 62 59 60 69 74 75 69 Dewpt 53 48 49 53 54 54 53 55 56 57 54 53 51 49 49 51 50 49 49 50 RH 51 34 35 51 63 68 70 73 53 48 42 51 58 62 69 72 51 41 40 51 Wind dir S SW SW S S SW W W W W NW NW N N N N N N N NE Wind spd 4 6 5 5 5 4 4 3 5 8 8 5 4 4 4 4 5 4 5 3 Clouds OV SC SC B1 B1 B1 SC FW FW SC SC SC SC SC FW FW FW FW FW FW PoP 12hr 5 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 08/31/25 Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 58 79 59 79 60 80 61 79 Temp 62 61 76 71 62 62 77 71 63 63 77 72 63 63 77 72 Dewpt 52 52 50 52 54 55 53 54 57 58 55 56 58 59 58 58 PWind dir NE NE N E E E E E Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW SC SC FW FW SC SC SC SC SC SC PoP 12hr 0 0 0 0 0 0 0 5 $$ MDZ011-282000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 907 AM EDT Thu Aug 28 2025 Date Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 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 66 84 62 80 Temp 74 80 79 77 73 71 68 66 78 81 82 76 71 68 64 62 72 77 78 72 Dewpt 52 48 48 48 51 52 52 52 53 53 51 48 49 49 49 48 46 47 46 47 RH 46 33 34 36 46 51 57 61 42 38 34 37 46 51 58 60 39 35 32 41 Wind dir S S S S SW SW W W W W NW NW N N N N N N N N Wind spd 4 6 5 5 3 4 3 3 5 9 9 5 4 4 4 4 5 5 5 3 Clouds B2 SC B1 B1 B2 SC SC SC FW SC SC FW SC SC FW FW FW FW FW FW PoP 12hr 5 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 08/31/25 Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 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 82 63 83 64 83 65 82 Temp 67 63 79 73 67 64 80 75 69 65 80 74 69 66 80 75 Dewpt 50 49 48 48 52 52 51 51 56 56 53 53 58 58 56 56 PWind dir N NE N E E E E E Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW SC SC FW FW SC SC SC SC SC SC PoP 12hr 0 0 0 0 0 0 0 5 $$ WVZ052-282000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 907 AM EDT Thu Aug 28 2025 Date Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 79 56 78 50 76 Temp 71 78 78 70 63 62 59 61 72 75 75 68 61 56 53 55 67 73 74 67 Dewpt 49 45 45 47 48 49 49 52 54 52 49 48 47 46 46 46 47 47 46 47 RH 46 31 31 44 58 62 69 72 53 45 40 49 60 69 77 72 49 40 37 49 Wind dir SW SW SW W SW SW W W NW NW NW NW N N NW NW N N N NE Wind spd 2 5 4 4 3 3 4 3 8 9 10 5 4 3 3 2 4 4 4 2 Clouds SC FW B1 B1 B1 B1 SC FW SC SC FW FW FW FW SC FW FW FW FW CL PoP 12hr 0 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 08/31/25 Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 50 77 52 79 53 78 55 79 Temp 55 55 74 67 57 57 76 69 58 58 76 69 60 59 77 71 Dewpt 48 48 49 50 49 50 50 51 52 52 53 53 54 55 55 55 PWind dir N NE N NE E E E SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW SC SC SC FW SC SC SC SC SC PoP 12hr 0 0 0 5 0 5 0 10 $$ VAZ506-282000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 907 AM EDT Thu Aug 28 2025 Date Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 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 60 80 55 78 Temp 71 78 79 70 66 62 60 62 73 78 78 70 64 60 57 57 67 74 74 67 Dewpt 52 49 48 53 52 52 51 54 58 57 55 53 51 49 48 49 52 52 51 52 RH 51 36 34 55 61 70 72 75 59 48 45 55 63 67 72 75 59 46 44 59 Wind dir W SW SW S SW SW W W W NW NW N N N N N N N N N Wind spd 2 5 5 4 3 4 2 2 6 8 9 5 4 4 4 4 5 4 5 4 Clouds B2 FW SC B1 B1 SC SC FW FW FW SC FW SC SC SC SC 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 Date Sun 08/31/25 Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 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 79 56 80 57 80 59 80 Temp 59 58 77 69 59 58 78 70 60 60 77 70 61 61 77 71 Dewpt 51 51 53 52 52 53 54 53 56 56 55 55 58 59 58 58 PWind dir N NE N NE SE E E E Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW SC SC FW FW SC SC SC SC SC SC PoP 12hr 0 0 0 0 0 0 0 10 $$ VAZ037-282000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 907 AM EDT Thu Aug 28 2025 Date Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 79 56 81 54 77 Temp 71 77 78 68 63 60 57 59 73 79 78 71 64 60 57 57 67 74 74 67 Dewpt 52 49 48 50 51 50 49 52 54 53 53 53 53 51 50 51 50 50 51 53 RH 51 37 35 52 65 69 75 78 51 41 42 53 67 72 77 80 54 43 44 61 Wind dir S SW SW S SW SW W W W W NW N N N N N NE E E E Wind spd 2 4 5 4 3 2 2 3 4 5 5 4 4 4 4 4 4 3 5 4 Clouds FW FW SC SC SC SC SC FW FW SC SC SC SC SC SC SC SC SC FW FW PoP 12hr 0 5 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 08/31/25 Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 56 77 56 78 56 78 57 79 Temp 60 58 74 68 59 59 75 68 59 58 75 68 60 59 76 69 Dewpt 52 53 53 53 53 53 52 53 53 55 54 55 56 56 56 57 PWind dir NE NE N NE N NE N E Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 5 5 5 5 0 5 5 10 $$ MDZ003-282000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 907 AM EDT Thu Aug 28 2025 Date Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 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 78 57 78 50 77 Temp 70 76 77 70 63 62 59 61 71 76 75 67 60 55 52 54 67 73 74 67 Dewpt 50 46 44 48 49 51 51 53 56 54 49 49 47 47 46 47 49 49 48 49 RH 49 34 31 45 60 67 75 75 59 46 40 52 62 74 80 77 52 43 40 52 Wind dir SW SW SW W S SW SW W NW W NW NW N N N N N N N NE Wind spd 4 6 6 4 3 3 3 3 8 10 10 5 4 4 3 2 4 4 4 3 Clouds SC FW SC B1 B2 B1 SC FW SC SC FW FW FW FW FW FW FW FW FW CL PoP 12hr 0 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 08/31/25 Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 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 53 79 55 81 57 81 Temp 56 56 75 68 57 58 77 69 59 58 77 70 60 60 77 71 Dewpt 48 48 51 51 50 51 52 53 52 53 54 53 54 56 56 55 PWind dir N NE NE E E E E SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW SC FW FW FW SC SC SC SC SC PoP 12hr 0 0 0 5 0 5 0 10 $$ MDZ017-282000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 907 AM EDT Thu Aug 28 2025 Date Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 79 64 81 63 76 Temp 74 78 77 73 70 68 66 68 75 78 79 74 71 68 65 67 71 74 74 69 Dewpt 55 52 54 57 59 59 59 60 59 58 58 59 57 56 54 56 56 55 54 55 RH 51 40 45 57 68 73 78 76 58 50 49 59 61 65 68 68 59 51 50 61 Wind dir SW S S S S SW SW W W W W SE N N N N N N N NE Wind spd 6 9 9 10 10 9 8 5 5 5 5 4 5 6 8 8 9 8 6 4 Wind gust 21 19 Clouds B2 SC FW SC SC SC FW CL CL FW SC SC B1 SC SC SC SC SC FW FW PoP 12hr 5 5 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 08/31/25 Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 62 77 62 78 63 78 62 77 Temp 65 67 76 71 65 67 76 71 66 67 77 71 66 67 76 72 Dewpt 56 58 55 55 57 60 56 57 59 61 58 59 61 62 61 61 PWind dir NE NE E E E E NE NE Wind char LT LT LT LT LT GN LT GN Avg clouds FW FW FW FW SC SC SC SC FW FW FW SC SC SC SC FW PoP 12hr 0 0 0 0 0 5 5 5 $$ WVZ502-282000- Petersburg WV 38.99N 79.15W Elev. 963 ft 907 AM EDT Thu Aug 28 2025 Date Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 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 53 79 48 80 Temp 68 75 75 66 59 57 54 56 70 76 76 66 57 53 49 51 67 75 77 66 Dewpt 45 43 44 49 48 49 48 51 56 54 53 53 51 49 47 47 51 51 51 53 RH 43 32 33 54 67 75 80 83 61 46 45 63 80 86 93 86 56 43 40 63 Wind dir SW W W W SW SW SW SW W W NW NW NW NW NW NW NE N N N Wind spd 2 4 6 3 3 3 3 2 5 9 8 3 2 2 1 1 2 3 4 3 Clouds CL FW B1 B2 SC FW FW SC FW FW FW SC SC FW SC SC FW FW FW FW PoP 12hr 0 20 5 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PF Date Sun 08/31/25 Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 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 79 52 80 53 80 54 82 Temp 54 53 76 67 57 55 77 68 56 55 77 68 58 56 78 70 Dewpt 50 48 54 56 52 52 54 55 52 52 54 56 53 54 56 58 PWind dir N E S SE S SE S S Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 0 10 5 10 0 10 5 20 Rain shwrs S $$ MDZ014-282000- Annapolis MD 38.99N 76.49W Elev. 7 ft 907 AM EDT Thu Aug 28 2025 Date Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 79 64 79 60 75 Temp 73 78 78 73 70 68 66 66 73 77 78 74 69 66 63 63 68 71 73 70 Dewpt 54 52 53 54 57 56 56 56 56 56 54 53 54 53 53 53 50 50 49 52 RH 51 40 42 51 63 65 70 70 55 48 43 48 59 63 70 70 52 47 43 53 Wind dir S S S S S SW W W W W NW NW N N N N N N NE NE Wind spd 5 8 10 9 8 6 5 5 6 9 9 5 5 5 6 6 8 6 5 4 Wind gust 20 Clouds B2 SC FW SC B1 B1 SC FW FW SC SC SC SC SC SC SC FW FW FW FW PoP 12hr 0 5 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 08/31/25 Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 61 76 61 77 62 76 62 76 Temp 64 64 73 71 64 65 74 72 66 65 75 72 66 66 74 72 Dewpt 55 54 51 52 57 57 54 55 58 59 57 58 60 60 59 59 PWind dir NE NE E NE E E E NE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW SC FW FW FW SC SC SC SC SC FW PoP 12hr 0 0 0 0 0 5 5 5 $$