Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
810 FOUS51 KLWX 291606 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 1205 PM EDT Fri Aug 29 2025 VAZ054-292000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 1205 PM EDT Fri Aug 29 2025 Date Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 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 58 77 59 80 Temp 79 79 73 68 64 60 61 69 75 76 70 66 62 61 63 73 78 77 71 Dewpt 51 48 47 47 47 47 47 46 45 45 47 49 50 50 50 50 48 47 49 RH 38 34 40 47 54 62 60 44 34 33 44 54 65 67 62 44 35 35 46 Wind dir NW NW NW N N N N N N N E NE N N NE NE NE E E Wind spd 12 12 10 9 8 8 6 6 5 5 5 3 2 4 5 5 5 6 6 Clouds SC SC SC SC SC B1 SC SC SC FW FW CL FW FW SC SC SC SC SC PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 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 79 61 81 64 79 Temp 64 64 78 71 64 64 77 71 65 65 78 73 67 66 77 71 Dewpt 52 53 50 51 56 56 51 51 56 57 53 54 60 61 60 61 PWind dir NE E E E S SE SE SE Wind char LT LT LT LT LT GN GN GN Avg clouds SC SC SC SC SC SC SC SC SC SC SC B1 SC SC B1 B1 PoP 12hr 0 0 0 0 0 5 20 40 Rain shwrs S C C Tstms S $$ MDZ013-292000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 1205 PM EDT Fri Aug 29 2025 Date Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 80 55 77 57 79 Temp 78 78 71 65 60 57 58 68 74 75 69 63 60 58 60 71 76 76 70 Dewpt 53 49 51 49 47 46 48 47 48 48 50 50 50 49 51 51 50 50 52 RH 42 36 49 56 62 67 69 47 40 38 51 62 69 72 72 49 40 40 53 Wind dir W NW NW NW N N N N NW NW NE NE N N NE NE NE NE NE Wind spd 11 10 6 5 5 4 4 5 5 4 2 2 2 2 3 4 4 5 2 Clouds SC SC B1 SC SC SC FW FW FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 58 79 59 79 59 80 62 79 Temp 62 61 76 71 62 62 77 71 63 63 77 72 65 65 76 70 Dewpt 54 56 53 56 57 57 55 55 57 59 56 57 60 62 63 64 PWind dir NE E E E S SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC SC SC SC SC SC SC B1 SC B1 B1 B1 PoP 12hr 0 0 0 0 0 5 20 40 Rain shwrs S C C Tstms S S $$ MDZ011-292000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 1205 PM EDT Fri Aug 29 2025 Date Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 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 84 60 79 61 82 Temp 80 81 74 70 64 62 63 72 76 78 72 69 64 62 65 75 79 80 73 Dewpt 51 47 46 46 46 45 45 44 45 45 46 47 47 48 48 47 47 47 48 RH 36 30 37 42 52 54 52 37 33 31 39 45 54 60 54 37 32 31 41 Wind dir NW NW NW NW N N N N NW NW NE NE N N N NE NE NE NE Wind spd 11 11 6 5 5 4 4 5 5 5 2 2 2 2 2 4 5 5 2 Clouds SC SC B1 SC SC SC FW FW FW FW FW FW FW FW SC SC SC SC SC 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 Max heat 80 80 Date Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 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 81 63 82 64 83 66 82 Temp 66 66 79 73 67 66 79 74 68 67 80 74 69 69 78 72 Dewpt 52 52 50 51 55 54 51 50 56 56 53 54 59 59 60 60 PWind dir NE E E E S SE SE SE Wind char LT LT LT LT LT LT LT GN Avg clouds SC FW SC B1 SC FW SC B1 SC SC SC B1 SC SC B1 B1 PoP 12hr 0 0 0 0 0 5 20 40 Rain shwrs S C C Tstms S S $$ WVZ052-292000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 1205 PM EDT Fri Aug 29 2025 Date Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 77 48 75 50 77 Temp 75 75 67 60 56 52 54 66 72 74 66 58 54 52 55 69 75 75 68 Dewpt 50 46 46 46 45 44 46 46 46 45 47 48 48 47 48 49 49 48 50 RH 41 36 47 60 66 74 74 48 39 35 50 69 80 83 77 49 40 38 52 Wind dir NW NW NW NW NW NW NW N N N NE N N N N NE NE NE E Wind spd 12 11 8 5 4 3 2 5 5 4 2 1 1 2 2 2 3 3 2 Clouds SC SC B1 SC SC FW FW FW FW FW CL FW FW SC SC SC SC SC SC PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 52 78 53 78 54 79 58 77 Temp 57 56 76 68 58 57 76 69 59 58 77 70 62 61 74 68 Dewpt 50 50 49 51 51 52 50 50 51 53 53 54 55 57 59 58 PWind dir N E E SE S S SE S Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1 PoP 12hr 0 0 0 5 5 10 30 50 Rain shwrs S C C C Tstms S $$ VAZ506-292000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 1205 PM EDT Fri Aug 29 2025 Date Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 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 53 77 54 78 Temp 77 77 69 62 58 55 55 67 73 74 67 61 57 55 57 70 76 76 69 Dewpt 53 50 52 49 48 47 48 50 51 50 51 50 50 49 51 53 52 52 53 RH 43 39 55 62 69 74 77 54 46 43 56 67 77 80 80 55 43 43 57 Wind dir NW NW NW N N N N N N N NE NE N N N NE NE NE NE Wind spd 12 12 8 5 5 4 4 5 5 5 3 2 2 2 3 3 3 4 3 Clouds SC SC SC SC SC SC SC SC FW FW FW FW FW FW SC SC SC SC B1 PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 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 79 57 81 61 79 Temp 59 58 77 70 60 59 77 70 61 60 78 71 64 64 76 69 Dewpt 53 53 54 54 56 56 55 55 56 57 57 57 60 62 64 64 PWind dir N NE SE E S S SE S Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC SC SC B1 SC SC SC B1 SC SC B1 B1 PoP 12hr 0 0 0 5 0 10 20 50 Rain shwrs S S C C Tstms S $$ VAZ037-292000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 1205 PM EDT Fri Aug 29 2025 Date Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 80 53 76 55 75 Temp 79 78 70 62 58 55 56 67 73 74 67 62 59 57 58 68 73 73 66 Dewpt 53 51 53 52 49 49 49 49 51 51 52 52 51 51 52 52 52 53 54 RH 41 39 55 70 72 80 77 52 46 44 59 70 75 80 80 57 48 49 65 Wind dir NW NW N NE N N N NE E E NE NE N N N NE E E NE Wind spd 5 6 5 4 3 3 2 2 2 4 4 2 2 2 2 4 5 4 2 Clouds SC SC SC SC B1 B1 SC SC SC FW FW FW SC B1 B1 B1 SC SC SC PoP 12hr 0 0 0 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 55 76 54 77 55 77 59 77 Temp 59 59 75 67 58 58 75 67 59 58 75 69 62 61 75 68 Dewpt 53 53 51 53 52 54 52 53 53 54 55 56 57 59 60 61 PWind dir N NE N E S S SE S Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC SC SC B1 SC SC SC B1 B1 B1 B1 B1 PoP 12hr 5 5 5 5 5 20 30 50 Rain shwrs S C C C C Tstms S $$ MDZ003-292000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 1205 PM EDT Fri Aug 29 2025 Date Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 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 48 76 51 78 Temp 75 74 66 59 54 50 53 66 72 73 66 58 54 51 55 71 75 75 68 Dewpt 49 47 47 46 46 44 46 49 49 48 49 48 48 47 49 51 51 50 51 RH 40 38 50 62 74 80 77 54 44 41 54 69 80 86 80 49 43 41 54 Wind dir NW NW NW N N N N N N N NE NE N N N NE NE NE E Wind spd 12 12 6 5 4 3 2 4 5 4 3 2 2 3 3 3 3 4 4 Clouds SC FW SC SC SC FW FW CL FW FW FW FW FW FW FW FW SC SC SC PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 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 54 79 55 79 56 81 60 77 Temp 57 57 77 69 59 59 77 69 60 59 77 70 63 62 73 68 Dewpt 50 50 51 53 53 54 53 52 53 54 55 55 57 59 62 60 PWind dir NE E E SE SE S SE S Wind char LT LT LT LT LT LT LT GN Avg clouds SC FW SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 PoP 12hr 0 0 0 5 5 10 30 50 Rain shwrs S C C C Tstms S $$ MDZ017-292000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 1205 PM EDT Fri Aug 29 2025 Date Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 81 61 75 61 77 Temp 79 80 73 69 66 63 65 70 72 73 69 66 64 63 66 72 75 76 70 Dewpt 56 55 56 54 54 53 53 53 53 52 53 54 54 54 56 54 52 53 55 RH 45 42 55 59 65 70 65 55 51 48 57 65 70 72 70 53 45 45 59 Wind dir NW NW NW N N N N N N NE NE NE NE NE NE NE N N NE Wind spd 9 9 5 5 8 8 8 8 8 5 3 2 2 4 5 6 6 5 4 Clouds SC SC SC SC SC B1 SC SC SC SC FW CL CL FW FW SC SC SC SC PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 80 Max heat 80 Date Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 62 78 61 77 62 78 65 79 Temp 65 66 76 71 64 66 75 70 65 66 76 71 68 69 76 71 Dewpt 57 59 56 57 58 60 57 58 59 61 58 60 63 64 64 66 PWind dir NE NE NE E SE SE SE SE Wind char LT LT LT LT LT LT LT GN Avg clouds SC FW FW SC SC FW FW SC SC SC SC SC SC SC B1 B1 PoP 12hr 0 0 0 0 0 5 20 40 Rain shwrs S C C Tstms S $$ WVZ502-292000- Petersburg WV 38.99N 79.15W Elev. 963 ft 1205 PM EDT Fri Aug 29 2025 Date Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 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 46 78 50 77 Temp 75 75 65 57 52 47 49 66 74 76 65 57 53 51 53 67 74 75 66 Dewpt 52 51 53 51 48 46 46 51 51 51 53 51 49 47 48 53 55 55 56 RH 45 43 65 80 86 96 89 58 44 42 65 80 86 86 83 61 51 50 70 Wind dir NW NW NW NW NW NW S E NE NE N N N W N E E E E Wind spd 10 9 4 2 2 2 1 2 3 4 3 2 1 1 1 2 3 4 2 Clouds SC SC SC SC SC FW SC CL FW FW FW FW SC SC B1 SC SC SC B1 PoP 12hr 0 0 0 0 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PF+PF+ Date Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 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 79 51 79 53 79 56 77 Temp 55 54 76 67 55 53 76 67 57 55 76 68 60 58 74 67 Dewpt 53 52 54 54 51 50 54 55 52 51 56 57 56 56 61 60 PWind dir S E S SE S S S S Wind char LT LT LT LT LT LT LT LT Avg clouds B1 SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B2 PoP 12hr 5 5 5 10 10 20 40 60 Rain shwrs S C C C L Tstms S $$ MDZ014-292000- Annapolis MD 38.99N 76.49W Elev. 7 ft 1205 PM EDT Fri Aug 29 2025 Date Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 79 58 74 60 75 Temp 77 78 73 67 64 61 62 67 71 73 70 66 64 62 64 71 73 75 71 Dewpt 54 51 51 51 51 50 50 48 48 48 51 53 54 54 54 52 51 50 52 RH 45 39 46 56 63 67 65 50 44 41 51 63 70 75 70 51 46 41 51 Wind dir NW NW NW NW N N N N NE E E NE N NE NE NE NE NE NE Wind spd 10 11 8 8 6 6 6 6 6 5 3 2 2 3 5 6 6 5 3 Clouds SC SC B1 SC SC SC SC SC SC FW FW FW CL FW SC SC SC FW SC PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 61 76 61 77 61 76 64 77 Temp 65 65 74 71 65 65 74 72 65 66 75 73 68 67 74 71 Dewpt 56 57 54 54 58 58 55 55 59 59 57 57 62 62 63 64 PWind dir E NE E E S SE SE SE Wind char LT LT LT LT LT LT LT GN Avg clouds SC FW SC SC SC FW SC SC SC SC SC SC SC SC B1 B1 PoP 12hr 0 0 0 0 0 5 20 40 Rain shwrs S C C Tstms S S $$