Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
667 FOUS51 KLWX 282338 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 738 PM EDT Thu Aug 28 2025 VAZ054-290800- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 738 PM EDT Thu Aug 28 2025 Date 08/28/25 Fri 08/29/25 Sat 08/30/25 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 82 59 78 59 Temp 73 70 66 63 65 75 79 80 73 69 64 62 62 70 75 77 70 66 63 61 63 Dewpt 48 51 52 53 53 55 52 50 50 49 48 48 47 48 46 46 48 49 51 51 51 RH 41 51 61 70 65 50 39 35 44 49 56 60 58 45 36 33 45 54 65 70 65 Wind dir S S S SW NW NW NW NW NW N N N N N N N NE NE NE N N Wind spd 6 4 5 5 5 10 10 11 9 8 8 8 6 6 5 5 5 4 3 5 5 Clouds B1 B1 B1 FW FW FW SC SC SC SC B1 SC SC SC 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 80 Max heat 80 Date 08/31 Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 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 79 59 80 60 80 61 80 63 82 Temp 77 71 64 64 78 72 64 65 78 72 64 65 78 72 67 66 79 73 Dewpt 49 50 53 53 49 51 56 57 52 53 58 58 54 56 61 61 58 59 PWind dir NE NE E E E E E SE S Wind char LT LT LT LT LT LT GN LT GN Avg clouds SC SC SC FW FW SC FW FW SC SC FW SC SC SC FW FW SC SC PoP 12hr 0 0 0 5 10 5 10 10 20 Rain shwrs S $$ MDZ013-290800- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 738 PM EDT Thu Aug 28 2025 Date 08/28/25 Fri 08/29/25 Sat 08/30/25 Sun EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 61 81 57 78 57 Temp 72 67 65 62 64 74 78 78 72 66 62 59 59 69 74 76 69 63 61 58 60 Dewpt 53 55 54 53 54 57 57 54 53 51 49 47 49 48 48 48 51 52 50 50 51 RH 51 65 68 72 70 55 48 43 51 58 62 64 69 47 40 37 53 67 67 75 72 Wind dir S S SW W W W W NW NW NW N N N N N N NE NE N N N Wind spd 4 5 3 3 4 6 8 9 5 4 4 4 4 4 4 4 3 2 2 2 3 Clouds B1 B1 B2 SC FW FW FW SC SC SC SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 08/31 Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 78 59 79 59 79 59 79 62 81 Temp 75 70 62 61 77 71 62 62 77 71 63 63 77 72 64 64 78 73 Dewpt 51 52 53 54 52 54 58 58 55 56 59 59 57 58 62 62 61 62 PWind dir NE N E E E SE SE SE S Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC FW FW SC FW FW SC SC SC SC SC SC FW FW FW SC PoP 12hr 0 0 0 5 5 10 10 10 20 Rain shwrs S $$ MDZ011-290800- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 738 PM EDT Thu Aug 28 2025 Date 08/28/25 Fri 08/29/25 Sat 08/30/25 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 66 84 61 80 61 Temp 77 73 69 67 68 77 81 81 74 71 65 62 64 73 77 79 71 69 64 63 65 Dewpt 50 53 53 52 52 54 53 51 49 48 47 46 47 45 45 45 46 49 48 49 48 RH 39 49 57 59 57 45 38 35 41 44 52 56 54 37 32 30 41 49 56 60 54 Wind dir S SW SW W W NW W NW NW NW N N N N N N NE NE N N N Wind spd 4 3 2 2 3 6 9 10 5 4 4 4 4 4 4 5 2 2 2 2 3 Wind gust 14 Clouds B1 B2 B1 SC FW FW SC SC SC SC SC SC SC 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 Date 08/31 Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 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 81 62 82 63 82 64 82 66 84 Temp 78 72 66 66 80 73 67 67 80 73 68 67 80 74 69 69 81 75 Dewpt 47 49 52 52 49 50 56 56 52 53 57 56 54 55 60 61 59 59 PWind dir NE N E E E SE SE SE S Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC FW FW SC FW FW SC SC SC FW SC SC FW FW SC B1 PoP 12hr 0 0 0 5 5 10 10 10 20 Rain shwrs S $$ WVZ052-290800- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 738 PM EDT Thu Aug 28 2025 Date 08/28/25 Fri 08/29/25 Sat 08/30/25 Sun EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 55 77 50 75 50 Temp 70 63 60 59 60 71 75 75 67 61 56 52 54 67 73 74 66 58 54 52 55 Dewpt 46 47 48 49 52 54 51 49 48 47 46 45 46 47 47 46 47 48 48 47 48 RH 42 56 64 69 75 55 43 40 50 60 69 77 74 49 40 37 50 69 80 83 77 Wind dir W SW SW SW W NW NW NW NW NW NW NW NW N N N NE N N N N Wind spd 3 3 2 3 4 9 10 10 6 5 3 3 2 5 5 4 2 1 2 2 2 Clouds B1 B1 B2 SC FW FW FW SC SC SC SC SC FW FW FW FW CL FW FW SC SC PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 08/31 Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 77 52 78 53 78 54 79 58 80 Temp 75 67 56 57 76 68 58 57 76 69 59 58 76 70 62 61 77 70 Dewpt 48 50 49 50 49 50 51 53 52 52 53 54 54 54 57 58 59 58 PWind dir NE N E SE SE SE SE SE S Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC FW FW FW SC SC SC SC SC SC SC SC SC FW FW SC B1 PoP 12hr 0 0 5 5 10 5 20 10 30 Rain shwrs S C Tstms S $$ VAZ506-290800- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 738 PM EDT Thu Aug 28 2025 Date 08/28/25 Fri 08/29/25 Sat 08/30/25 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 58 79 55 77 55 Temp 70 66 61 60 61 73 77 78 70 64 59 56 56 68 73 74 67 61 57 55 57 Dewpt 52 51 51 51 53 59 57 55 53 51 49 48 48 50 51 50 51 51 50 50 51 RH 53 58 70 72 75 62 50 45 55 63 69 74 74 52 46 43 56 70 77 83 80 Wind dir S SW SW W W NW NW NW NW N N N N N N N N NE N N N Wind spd 4 3 2 2 3 8 9 10 6 5 4 4 4 5 5 5 3 2 2 2 3 Clouds B1 B1 SC SC FW FW SC SC SC SC SC SC SC SC FW FW FW FW FW FW SC PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 08/31 Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 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 78 55 79 56 80 58 80 60 81 Temp 75 68 59 58 78 70 60 59 78 70 61 60 78 71 64 63 79 72 Dewpt 53 53 53 53 53 53 56 57 55 55 58 59 58 58 60 61 62 62 PWind dir NE N NE SE E SE SE SE S Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC FW FW SC SC FW SC SC SC SC SC SC FW FW SC SC PoP 12hr 0 0 5 5 10 5 20 10 20 Rain shwrs S S $$ VAZ037-290800- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 738 PM EDT Thu Aug 28 2025 Date 08/28/25 Fri 08/29/25 Sat 08/30/25 Sun EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 55 80 54 77 55 Temp 69 63 59 57 59 71 78 78 70 63 59 56 57 68 74 74 67 62 59 57 58 Dewpt 49 51 49 48 50 53 52 51 53 52 50 49 50 50 51 51 53 52 51 51 51 RH 49 65 69 72 72 53 40 39 55 67 72 77 77 52 44 44 61 70 75 80 77 Wind dir S W SW W W NW NW NW N N N N N NE E E NE NE N N N Wind spd 5 2 2 3 4 5 5 5 4 4 3 3 3 3 3 4 4 2 2 2 3 Clouds SC SC SC SC FW FW SC SC SC SC B1 B1 SC SC FW FW FW SC SC B1 SC PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 08/31 Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 76 56 76 55 77 56 78 59 80 Temp 74 67 59 59 75 67 59 58 76 68 59 59 76 69 61 61 77 70 Dewpt 52 54 53 53 52 53 53 54 53 54 54 55 55 56 57 59 59 59 PWind dir NE N NE NE E NE E S S Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC FW FW FW SC PoP 12hr 5 5 5 5 10 10 20 10 20 Rain shwrs S S Tstms S $$ MDZ003-290800- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 738 PM EDT Thu Aug 28 2025 Date 08/28/25 Fri 08/29/25 Sat 08/30/25 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 55 78 50 77 51 Temp 69 62 59 58 60 71 75 75 66 59 55 51 54 68 73 74 66 58 54 52 55 Dewpt 49 50 49 50 53 58 55 50 50 48 47 45 46 49 48 47 48 48 48 46 48 RH 49 65 69 75 78 63 50 41 56 67 74 80 74 51 41 38 52 69 80 80 77 Wind dir SW S SW SW W NW NW NW NW NW N N N N N N NE NE N N N Wind spd 4 3 2 3 4 8 10 9 5 5 4 3 3 4 5 4 3 2 2 3 3 Clouds B1 B2 B1 FW FW FW SC SC FW SC SC FW FW CL FW FW CL 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 Date 08/31 Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 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 78 54 80 55 81 57 81 60 81 Temp 75 68 57 58 77 70 59 58 78 70 61 60 77 70 63 62 77 70 Dewpt 51 51 49 50 52 52 52 53 54 53 54 56 56 56 57 58 60 59 PWind dir NE NE NE E SE SE SE SE S Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC FW FW FW SC SC FW FW SC SC SC SC SC SC FW SC B1 PoP 12hr 0 0 5 5 10 10 20 20 30 Rain shwrs S S S C Tstms S $$ MDZ017-290800- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 738 PM EDT Thu Aug 28 2025 Date 08/28/25 Fri 08/29/25 Sat 08/30/25 Sun EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 63 81 63 75 62 Temp 74 69 67 64 66 75 79 79 73 70 67 65 66 70 73 74 69 66 65 63 67 Dewpt 55 58 57 57 58 58 57 57 58 57 55 54 55 55 54 53 54 55 55 55 57 RH 51 68 70 78 75 55 47 47 59 63 65 68 68 59 51 48 59 68 70 75 70 Wind dir S S SW SW W NW NW NW W NW N N N N N N NE NE NE NE NE Wind spd 8 10 8 6 5 5 5 5 4 5 6 8 8 8 8 5 4 3 3 5 5 Wind gust 19 21 19 Clouds SC SC SC FW CL CL SC FW SC B1 B1 B1 SC SC FW FW FW FW FW FW FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 08/31 Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 77 62 78 62 78 62 78 65 79 Temp 75 71 65 66 76 71 65 67 76 70 65 67 76 72 67 68 77 73 Dewpt 54 55 57 58 55 57 59 60 57 59 60 62 59 61 63 65 63 64 PWind dir NE NE NE E E E E SE SE Wind char LT LT LT LT LT LT GN LT GN Avg clouds FW SC SC FW FW SC FW FW SC SC FW FW SC SC FW FW FW SC PoP 12hr 0 0 5 5 10 10 10 10 10 $$ WVZ502-290800- Petersburg WV 38.99N 79.15W Elev. 963 ft 738 PM EDT Thu Aug 28 2025 Date 08/28/25 Fri 08/29/25 Sat 08/30/25 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 52 77 47 79 50 Temp 65 58 55 53 54 69 74 75 64 57 53 49 50 67 75 77 66 57 54 51 52 Dewpt 47 48 47 48 52 55 52 52 52 52 50 47 47 51 50 51 53 50 48 47 48 RH 52 69 74 83 93 61 46 45 65 83 89 93 89 56 41 40 63 77 80 86 86 Wind dir W SW SW SW SW W NW NW N NW NW NW SW NE N N NE N N N NE Wind spd 3 3 3 3 3 5 9 8 4 2 2 2 1 2 3 4 3 2 1 1 1 Clouds B2 SC SC SC SC FW SC FW SC B1 SC SC SC FW FW FW FW FW SC SC SC PoP 12hr 10 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PFPF+ Date 08/31 Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 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 78 52 79 53 80 53 80 56 81 Temp 75 66 55 54 76 67 56 55 77 68 57 55 77 68 59 58 78 69 Dewpt 54 55 51 50 54 55 52 51 54 56 53 53 56 58 56 55 60 60 PWind dir E S SE S SE S S S SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC B1 SC SC SC B1 PoP 12hr 5 0 5 5 10 10 20 20 40 Rain shwrs S S S C Tstms S $$ MDZ014-290800- Annapolis MD 38.99N 76.49W Elev. 7 ft 738 PM EDT Thu Aug 28 2025 Date 08/28/25 Fri 08/29/25 Sat 08/30/25 Sun EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 63 79 60 74 60 Temp 73 71 68 65 66 74 77 78 73 69 65 62 63 68 71 73 70 66 64 62 64 Dewpt 55 57 56 57 56 56 56 54 53 53 52 51 51 49 49 49 51 53 54 54 54 RH 53 61 65 75 70 53 48 43 49 57 63 67 65 51 46 43 51 63 70 75 70 Wind dir S S SW W W NW NW NW NW N N N N N N NE NE NE NE NE NE Wind spd 8 8 5 5 5 8 10 9 5 5 5 6 6 6 5 5 4 2 2 4 5 Wind gust 18 20 16 Clouds SC B1 B1 FW FW FW SC SC SC SC SC SC SC SC FW CL FW FW FW FW FW PoP 12hr 10 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 08/31 Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 75 61 76 61 76 62 76 64 77 Temp 73 71 65 64 74 72 65 65 74 72 66 65 74 72 67 67 75 73 Dewpt 51 52 56 56 54 55 58 59 56 56 60 59 57 58 62 63 62 62 PWind dir NE NE NE E E E E SE S Wind char LT LT LT LT LT LT GN LT GN Avg clouds SC SC FW FW FW SC FW FW SC SC FW FW SC SC FW FW FW SC PoP 12hr 0 0 0 5 5 10 10 10 20 Rain shwrs S $$