Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
473 FOUS51 KLWX 281739 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 139 PM EDT Thu Aug 28 2025 VAZ054-282000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 139 PM 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 62 82 59 78 Temp 80 80 73 70 66 63 65 75 79 80 73 69 64 62 62 70 75 77 70 Dewpt 50 49 48 51 52 53 53 55 52 50 50 49 48 48 47 48 46 46 48 RH 35 34 41 51 61 70 65 50 39 35 44 49 56 60 58 45 36 33 45 Wind dir S S S S S SW NW NW NW NW NW N N N N N N N NE Wind spd 9 6 6 4 5 5 5 10 10 11 9 8 8 8 6 6 5 5 5 Clouds SC SC B1 B1 B1 FW FW FW SC SC SC SC B1 SC SC SC FW FW FW PoP 12hr 0 5 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 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 59 79 59 80 60 80 61 80 Temp 63 63 77 71 64 64 78 72 64 65 78 72 64 65 78 72 Dewpt 51 51 49 50 53 53 49 51 56 57 52 53 58 58 54 56 PWind dir NE NE NE E E E E E Wind char LT LT LT LT LT LT LT GN Avg clouds FW FW SC SC SC FW FW SC FW FW SC SC FW SC SC SC PoP 12hr 0 0 0 0 5 10 5 10 $$ MDZ013-282000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 139 PM EDT Thu Aug 28 2025 Date Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 80 61 81 57 78 Temp 78 79 72 67 65 62 64 74 78 78 72 66 62 59 59 69 74 76 69 Dewpt 49 50 53 55 54 53 54 57 57 54 53 51 49 47 49 48 48 48 51 RH 36 36 51 65 68 72 70 55 48 43 51 58 62 64 69 47 40 37 53 Wind dir S SW S S SW W W W W NW NW NW N N N N N N NE Wind spd 6 5 4 5 3 3 4 6 8 9 5 4 4 4 4 4 4 4 3 Clouds SC SC B1 B1 B2 SC FW FW FW SC SC SC SC SC SC FW FW FW FW PoP 12hr 5 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 08/31/25 Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 57 78 59 79 59 79 59 79 Temp 61 60 75 70 62 61 77 71 62 62 77 71 63 63 77 72 Dewpt 50 51 51 52 53 54 52 54 58 58 55 56 59 59 57 58 PWind dir NE NE N E E E SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW SC SC SC FW FW SC FW FW SC SC SC SC SC SC PoP 12hr 0 0 0 0 5 5 10 10 $$ MDZ011-282000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 139 PM 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 61 80 Temp 76 79 77 73 69 67 68 77 81 81 74 71 65 62 64 73 77 79 71 Dewpt 49 49 50 53 53 52 52 54 53 51 49 48 47 46 47 45 45 45 46 RH 39 35 39 49 57 59 57 45 38 35 41 44 52 56 54 37 32 30 41 Wind dir S S S SW SW W W NW W NW NW NW N N N N N N NE Wind spd 5 5 4 3 2 2 3 6 9 10 5 4 4 4 4 4 4 5 2 Wind gust 14 Clouds SC B1 B1 B2 B1 SC FW FW SC SC SC SC SC SC SC 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 61 81 62 82 63 82 64 82 Temp 64 65 78 72 66 66 80 73 67 67 80 73 68 67 80 74 Dewpt 48 48 47 49 52 52 49 50 56 56 52 53 57 56 54 55 PWind dir N NE N E E E SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW SC SC SC FW FW SC FW FW SC SC SC FW SC SC PoP 12hr 0 0 0 0 5 5 10 10 $$ WVZ052-282000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 139 PM EDT Thu Aug 28 2025 Date Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 80 55 77 50 75 Temp 77 78 70 63 60 59 60 71 75 75 67 61 56 52 54 67 73 74 66 Dewpt 46 45 46 47 48 49 52 54 51 49 48 47 46 45 46 47 47 46 47 RH 33 31 42 56 64 69 75 55 43 40 50 60 69 77 74 49 40 37 50 Wind dir SW SW W SW SW SW W NW NW NW NW NW NW NW NW N N N NE Wind spd 5 4 3 3 2 3 4 9 10 10 6 5 3 3 2 5 5 4 2 Clouds FW B1 B1 B1 B2 SC FW FW FW SC SC SC SC SC FW FW FW FW CL PoP 12hr 0 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 08/31/25 Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 50 77 52 78 53 78 54 79 Temp 54 55 75 67 56 57 76 68 58 57 76 69 59 58 76 70 Dewpt 48 48 48 50 49 50 49 50 51 53 52 52 53 54 54 54 PWind dir N NE N E SE SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW SC SC SC FW FW FW SC SC SC SC SC SC SC SC SC PoP 12hr 0 0 0 5 5 10 5 20 Rain shwrs S $$ VAZ506-282000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 139 PM 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 58 79 55 77 Temp 78 79 70 66 61 60 61 73 77 78 70 64 59 56 56 68 73 74 67 Dewpt 49 48 52 51 51 51 53 59 57 55 53 51 49 48 48 50 51 50 51 RH 36 34 53 58 70 72 75 62 50 45 55 63 69 74 74 52 46 43 56 Wind dir W SW S SW SW W W NW NW NW NW N N N N N N N N Wind spd 5 5 4 3 2 2 3 8 9 10 6 5 4 4 4 5 5 5 3 Clouds SC SC B1 B1 SC SC FW FW SC SC SC SC SC SC SC SC FW FW FW 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 55 78 55 79 56 80 58 80 Temp 57 57 75 68 59 58 78 70 60 59 78 70 61 60 78 71 Dewpt 50 51 53 53 53 53 53 53 56 57 55 55 58 59 58 58 PWind dir N NE N NE SE E SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW SC SC SC FW FW SC SC FW SC SC SC SC SC SC PoP 12hr 0 0 0 5 5 10 5 20 Rain shwrs S $$ VAZ037-282000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 139 PM EDT Thu Aug 28 2025 Date Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 79 55 80 54 77 Temp 77 78 69 63 59 57 59 71 78 78 70 63 59 56 57 68 74 74 67 Dewpt 45 47 49 51 49 48 50 53 52 51 53 52 50 49 50 50 51 51 53 RH 32 33 49 65 69 72 72 53 40 39 55 67 72 77 77 52 44 44 61 Wind dir SW SW S W SW W W NW NW NW N N N N N NE E E NE Wind spd 6 6 5 2 2 3 4 5 5 5 4 4 3 3 3 3 3 4 4 Clouds FW SC SC SC SC SC FW FW SC SC SC SC B1 B1 SC SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 08/31/25 Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 55 76 56 76 55 77 56 78 Temp 59 58 74 67 59 59 75 67 59 58 76 68 59 59 76 69 Dewpt 51 51 52 54 53 53 52 53 53 54 53 54 54 55 55 56 PWind dir NE NE N NE NE E NE E Wind char LT LT LT LT LT LT LT LT Avg clouds SC B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 5 5 5 5 5 10 10 20 Rain shwrs S $$ MDZ003-282000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 139 PM 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 55 78 50 77 Temp 76 77 69 62 59 58 60 71 75 75 66 59 55 51 54 68 73 74 66 Dewpt 47 44 49 50 49 50 53 58 55 50 50 48 47 45 46 49 48 47 48 RH 36 31 49 65 69 75 78 63 50 41 56 67 74 80 74 51 41 38 52 Wind dir SW SW SW S SW SW W NW NW NW NW NW N N N N N N NE Wind spd 6 6 4 3 2 3 4 8 10 9 5 5 4 3 3 4 5 4 3 Clouds FW SC B1 B2 B1 FW FW FW SC SC FW SC SC FW FW CL 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 51 78 54 80 55 81 57 81 Temp 54 55 75 68 57 58 77 70 59 58 78 70 61 60 77 70 Dewpt 48 48 51 51 49 50 52 52 52 53 54 53 54 56 56 56 PWind dir NE NE NE NE E SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW SC SC FW FW FW SC SC FW FW SC SC SC SC SC PoP 12hr 0 0 0 5 5 10 10 20 Rain shwrs S $$ MDZ017-282000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 139 PM EDT Thu Aug 28 2025 Date Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 79 63 81 63 75 Temp 78 77 74 69 67 64 66 75 79 79 73 70 67 65 66 70 73 74 69 Dewpt 55 54 55 58 57 57 58 58 57 57 58 57 55 54 55 55 54 53 54 RH 45 45 51 68 70 78 75 55 47 47 59 63 65 68 68 59 51 48 59 Wind dir S S S S SW SW W NW NW NW W NW N N N N N N NE Wind spd 9 9 8 10 8 6 5 5 5 5 4 5 6 8 8 8 8 5 4 Wind gust 19 21 19 Clouds B1 FW SC SC SC FW CL CL SC FW SC B1 B1 B1 SC SC FW FW FW PoP 12hr 5 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 08/31/25 Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 62 77 62 78 62 78 62 78 Temp 65 67 75 71 65 66 76 71 65 67 76 70 65 67 76 72 Dewpt 55 57 54 55 57 58 55 57 59 60 57 59 60 62 59 61 PWind dir NE NE NE NE E E E E Wind char LT LT LT LT LT LT LT GN Avg clouds FW FW FW SC SC FW FW SC FW FW SC SC FW FW SC SC PoP 12hr 0 0 0 5 5 10 10 10 $$ WVZ502-282000- Petersburg WV 38.99N 79.15W Elev. 963 ft 139 PM 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 52 77 47 79 Temp 75 75 65 58 55 53 54 69 74 75 64 57 53 49 50 67 75 77 66 Dewpt 45 43 47 48 47 48 52 55 52 52 52 52 50 47 47 51 50 51 53 RH 34 32 52 69 74 83 93 61 46 45 65 83 89 93 89 56 41 40 63 Wind dir NW W W SW SW SW SW W NW NW N NW NW NW SW NE N N NE Wind spd 4 6 3 3 3 3 3 5 9 8 4 2 2 2 1 2 3 4 3 Clouds SC B1 B2 SC SC SC SC FW SC FW SC B1 SC SC SC FW FW FW FW PoP 12hr 0 10 5 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PFPF+ 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 78 52 79 53 80 53 80 Temp 54 52 75 66 55 54 76 67 56 55 77 68 57 55 77 68 Dewpt 48 48 54 55 51 50 54 55 52 51 54 56 53 53 56 58 PWind dir N E S SE S SE S S Wind char LT LT LT LT LT LT LT LT Avg clouds FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1 PoP 12hr 0 5 0 5 5 10 10 20 Rain shwrs S $$ MDZ014-282000- Annapolis MD 38.99N 76.49W Elev. 7 ft 139 PM EDT Thu Aug 28 2025 Date Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 79 63 79 60 74 Temp 77 78 73 71 68 65 66 74 77 78 73 69 65 62 63 68 71 73 70 Dewpt 56 54 55 57 56 57 56 56 56 54 53 53 52 51 51 49 49 49 51 RH 48 43 53 61 65 75 70 53 48 43 49 57 63 67 65 51 46 43 51 Wind dir SE S S S SW W W NW NW NW NW N N N N N N NE NE Wind spd 10 10 8 8 5 5 5 8 10 9 5 5 5 6 6 6 5 5 4 Wind gust 18 20 16 Clouds FW FW SC B1 B1 FW FW FW SC SC SC SC SC SC SC SC FW CL FW PoP 12hr 0 10 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 08/31/25 Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 60 75 61 76 61 76 62 76 Temp 64 64 73 71 65 64 74 72 65 65 74 72 66 65 74 72 Dewpt 54 54 51 52 56 56 54 55 58 59 56 56 60 59 57 58 PWind dir NE NE NE NE E E E E Wind char LT LT LT LT LT LT LT GN Avg clouds FW FW SC SC FW FW FW SC FW FW SC SC FW FW SC SC PoP 12hr 0 0 0 0 5 5 10 10 $$