Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
615 FOUS51 KLWX 292038 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 438 PM EDT Fri Aug 29 2025 VAZ054-300800- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 438 PM EDT Fri Aug 29 2025 Date 08/29/25 Sat 08/30/25 Sun 08/31/25 Mon 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 77 59 80 60 Temp 79 73 68 64 60 61 69 75 76 70 66 62 61 63 73 78 77 71 67 64 62 64 Dewpt 48 47 47 47 47 47 46 44 44 47 49 50 50 50 50 48 47 49 50 52 52 53 RH 34 40 47 54 62 60 44 33 32 44 54 65 67 62 44 35 35 46 54 65 70 67 Wind dir NW NW N N N N N N N E NE N N NE NE NE E E E NE N N Wind spd 12 10 9 8 8 6 6 5 5 5 3 2 4 5 5 5 6 6 4 2 4 5 Clouds SC SC SC SC B1 SC SC SC FW FW CL FW FW SC SC SC SC SC SC SC SC FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 09/01 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 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 60 79 61 81 64 79 62 77 Temp 78 71 64 64 77 71 65 65 78 73 67 66 77 71 67 65 75 70 Dewpt 50 51 56 56 51 51 56 57 53 54 60 61 60 61 62 60 55 54 PWind dir E E E S SE SE SE NW W Wind char LT LT LT LT GN GN GN GN GN Avg clouds SC SC SC SC SC SC SC SC SC B1 SC SC B1 B1 B1 B1 B1 B1 PoP 12hr 0 0 0 0 5 20 40 30 30 Rain shwrs S C C C S S C Tstms S S $$ MDZ013-300800- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 438 PM EDT Fri Aug 29 2025 Date 08/29/25 Sat 08/30/25 Sun 08/31/25 Mon EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 55 77 57 79 58 Temp 78 71 65 60 57 58 68 74 75 69 63 60 58 60 71 76 76 70 64 62 60 61 Dewpt 49 51 49 47 46 48 46 44 45 48 50 50 49 51 51 50 50 52 53 54 54 56 RH 36 49 56 62 67 69 45 34 34 47 62 69 72 72 49 40 40 53 67 75 81 84 Wind dir NW NW NW N N N N NW NW NE NE N N NE NE NE NE NE NE NE N N Wind spd 10 6 5 5 4 4 5 5 4 2 2 2 2 3 4 4 5 2 2 1 2 2 Clouds SC B1 SC SC SC FW FW FW FW FW FW FW FW SC SC SC SC SC SC SC FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 09/01 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 79 59 79 59 80 62 79 60 77 Temp 76 71 62 62 77 71 63 63 77 72 65 65 76 70 64 63 74 69 Dewpt 53 56 57 57 55 55 57 59 56 57 60 62 63 64 62 60 58 57 PWind dir E E E S SE SE SE NW W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC SC SC SC SC B1 SC B1 B1 B1 B1 B1 B1 B1 PoP 12hr 0 0 0 0 5 20 40 40 30 Rain shwrs S C C C C S C Tstms S S S $$ MDZ011-300800- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 438 PM EDT Fri Aug 29 2025 Date 08/29/25 Sat 08/30/25 Sun 08/31/25 Mon 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 60 79 61 82 62 Temp 81 74 70 64 62 63 72 76 78 72 69 64 62 65 75 79 80 73 71 66 65 66 Dewpt 47 46 46 46 45 45 44 44 44 46 47 47 48 48 47 47 47 48 50 52 52 52 RH 30 37 42 52 54 52 37 32 30 39 45 54 60 54 37 32 31 41 47 61 63 61 Wind dir NW NW NW N N N N NW NW NE NE N N N NE NE NE NE NE NE N N Wind spd 11 6 5 5 4 4 5 5 5 2 2 2 2 2 4 5 5 2 2 1 2 2 Clouds SC B1 SC SC SC FW FW FW FW FW FW FW FW SC SC SC SC SC SC SC 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 09/01 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 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 63 82 64 83 66 82 64 79 Temp 79 73 67 66 79 74 68 67 80 74 69 69 78 72 69 67 77 71 Dewpt 50 51 55 54 51 50 56 56 53 54 59 59 60 60 61 58 55 54 PWind dir E E E S SE SE SE NW W Wind char LT LT LT LT LT LT GN LT LT Avg clouds SC B1 SC FW SC B1 SC SC SC B1 SC SC B1 B1 B1 B1 B1 B1 PoP 12hr 0 0 0 0 5 20 40 40 30 Rain shwrs S C C C C S C Tstms S S S $$ WVZ052-300800- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 438 PM EDT Fri Aug 29 2025 Date 08/29/25 Sat 08/30/25 Sun 08/31/25 Mon EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 48 75 50 77 52 Temp 75 67 60 56 52 54 66 72 74 66 58 54 52 55 69 75 75 68 60 57 54 56 Dewpt 46 46 46 45 44 46 45 45 44 46 48 48 47 48 49 49 48 50 50 50 49 50 RH 36 47 60 66 74 74 47 38 34 48 69 80 83 77 49 40 38 52 69 77 83 80 Wind dir NW NW NW NW NW NW N N N NE N N N N NE NE NE E NE N N N Wind spd 11 8 5 4 3 2 5 5 4 2 1 1 2 2 2 3 3 2 1 1 2 2 Clouds SC B1 SC SC FW FW FW FW FW CL FW FW SC SC SC SC SC SC SC SC SC FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 09/01 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 78 53 78 54 79 58 77 54 74 Temp 76 68 58 57 76 69 59 58 77 70 62 61 74 68 60 59 71 65 Dewpt 49 51 51 52 50 50 51 53 53 54 55 57 59 58 58 55 53 52 PWind dir E E SE S S SE S W W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1 SC B1 PoP 12hr 0 0 5 5 10 30 50 30 30 Rain shwrs S C C C C C S C Tstms S $$ VAZ506-300800- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 438 PM EDT Fri Aug 29 2025 Date 08/29/25 Sat 08/30/25 Sun 08/31/25 Mon 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 53 77 54 78 55 Temp 77 69 62 58 55 55 67 73 74 67 61 57 55 57 70 76 76 69 63 59 57 58 Dewpt 50 52 49 48 47 48 47 46 46 48 50 50 49 51 53 52 52 53 53 53 52 53 RH 39 55 62 69 74 77 49 38 37 50 67 77 80 80 55 43 43 57 70 80 83 83 Wind dir NW NW N N N N N N N NE NE N N N NE NE NE NE NE N N N Wind spd 12 8 5 5 4 4 5 5 5 3 2 2 2 3 3 3 4 3 2 2 2 3 Clouds SC SC SC SC SC SC SC FW FW FW FW FW FW SC SC SC SC B1 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 09/01 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 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 56 79 57 81 61 79 59 76 Temp 77 70 60 59 77 70 61 60 78 71 64 64 76 69 63 61 73 67 Dewpt 54 54 56 56 55 55 56 57 57 57 60 62 64 64 62 60 58 57 PWind dir NE SE E S S SE S W W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC B1 SC SC SC B1 SC SC B1 B1 B1 B1 B1 B1 PoP 12hr 0 0 5 0 10 20 50 30 30 Rain shwrs S S C C C S S C Tstms S S $$ VAZ037-300800- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 438 PM EDT Fri Aug 29 2025 Date 08/29/25 Sat 08/30/25 Sun 08/31/25 Mon EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 53 76 55 75 55 Temp 78 70 62 58 55 56 67 73 74 67 62 59 57 58 68 73 73 66 62 59 57 59 Dewpt 51 53 52 49 49 49 49 50 51 52 52 51 51 52 52 52 53 54 54 53 52 53 RH 39 55 70 72 80 77 52 44 44 59 70 75 80 80 57 48 49 65 75 80 83 80 Wind dir NW N NE N N N NE E E NE NE N N N NE E E NE NE N N N Wind spd 6 5 4 3 3 2 2 2 4 4 2 2 2 2 4 5 4 2 2 1 2 2 Clouds SC SC SC B1 B1 SC SC SC FW FW FW SC B1 B1 B1 SC SC SC SC SC SC FW PoP 12hr 0 0 5 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 09/01 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 76 54 77 55 77 59 77 59 75 Temp 75 67 58 58 75 67 59 58 75 69 62 61 75 68 62 61 73 66 Dewpt 51 53 52 54 52 53 53 54 55 56 57 59 60 61 60 59 54 55 PWind dir NE N E S S SE S W W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC B1 SC SC SC B1 B1 B1 B1 B1 B1 B1 SC B1 PoP 12hr 5 5 5 5 20 30 50 30 30 Rain shwrs S C C C C C S S C Tstms S $$ MDZ003-300800- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 438 PM EDT Fri Aug 29 2025 Date 08/29/25 Sat 08/30/25 Sun 08/31/25 Mon 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 48 76 51 78 54 Temp 74 66 59 54 50 53 66 72 73 66 58 54 51 55 71 75 75 68 61 57 55 57 Dewpt 47 47 46 46 44 46 47 45 46 48 48 48 47 49 51 51 50 51 50 50 49 50 RH 38 50 62 74 80 77 50 38 38 52 69 80 86 80 49 43 41 54 67 77 80 77 Wind dir NW NW N N N N N N N NE NE N N N NE NE NE E NE N N N Wind spd 12 6 5 4 3 2 4 5 4 3 2 2 3 3 3 3 4 4 2 2 3 3 Clouds FW SC SC SC FW FW CL FW FW FW FW FW FW FW FW SC SC SC SC SC SC FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 09/01 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 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 55 79 56 81 60 77 55 74 Temp 77 69 59 59 77 69 60 59 77 70 63 62 73 68 60 59 71 65 Dewpt 51 53 53 54 53 52 53 54 55 55 57 59 62 60 59 56 55 53 PWind dir E E SE SE S SE S SW W Wind char LT LT LT LT LT LT GN LT LT Avg clouds SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 SC B1 PoP 12hr 0 0 5 5 10 30 50 40 30 Rain shwrs S C C C C C S C Tstms S $$ MDZ017-300800- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 438 PM EDT Fri Aug 29 2025 Date 08/29/25 Sat 08/30/25 Sun 08/31/25 Mon EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 61 75 61 77 62 Temp 80 73 69 66 63 65 70 72 73 69 66 64 63 66 72 75 76 70 67 65 63 66 Dewpt 55 56 54 54 53 53 52 50 51 52 54 54 54 56 54 52 53 55 56 57 57 59 RH 42 55 59 65 70 65 53 46 46 55 65 70 72 70 53 45 45 59 68 75 81 78 Wind dir NW NW N N N N N N NE NE NE NE NE NE NE N N NE E E NE NE Wind spd 9 5 5 8 8 8 8 8 5 3 2 2 4 5 6 6 5 4 3 2 4 5 Clouds SC SC SC SC B1 SC SC SC SC FW CL CL FW FW SC SC SC SC SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 80 Max heat 80 Date 09/01 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 78 61 77 62 78 65 79 63 77 Temp 76 71 64 66 75 70 65 66 76 71 68 69 76 71 67 67 75 70 Dewpt 56 57 58 60 57 58 59 61 58 60 63 64 64 66 64 63 61 60 PWind dir NE NE E SE SE SE SE NW W Wind char LT LT LT LT LT LT GN GN GN Avg clouds FW SC SC FW FW SC SC SC SC SC SC SC B1 B1 B1 SC SC B1 PoP 12hr 0 0 0 0 5 20 40 30 30 Rain shwrs S C C C S S C Tstms S S $$ WVZ502-300800- Petersburg WV 38.99N 79.15W Elev. 963 ft 438 PM EDT Fri Aug 29 2025 Date 08/29/25 Sat 08/30/25 Sun 08/31/25 Mon 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 46 78 50 77 52 Temp 75 65 57 52 47 49 66 74 76 65 57 53 51 53 67 74 75 66 59 55 53 54 Dewpt 51 53 51 48 46 46 50 50 51 53 51 49 47 48 53 55 55 56 54 53 51 52 RH 43 65 80 86 96 89 56 43 42 65 80 86 86 83 61 51 50 70 83 93 93 93 Wind dir NW NW NW NW NW S E NE NE N N N W N E E E E SE SW SW NE Wind spd 9 4 2 2 2 1 2 3 4 3 2 1 1 1 2 3 4 2 2 1 1 1 Clouds SC SC SC SC FW SC CL FW FW FW FW SC SC B1 SC SC SC B1 B1 SC SC SC PoP 12hr 0 0 0 10 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PF+PF+ Date 09/01 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 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 51 79 53 79 56 77 51 74 Temp 76 67 55 53 76 67 57 55 76 68 60 58 74 67 57 54 71 63 Dewpt 54 54 51 50 54 55 52 51 56 57 56 56 61 60 56 53 54 52 PWind dir E S SE S S S S W W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 B1 PoP 12hr 5 5 10 10 20 40 60 40 30 Rain shwrs S C C C L C S C C Tstms S $$ MDZ014-300800- Annapolis MD 38.99N 76.49W Elev. 7 ft 438 PM EDT Fri Aug 29 2025 Date 08/29/25 Sat 08/30/25 Sun 08/31/25 Mon EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 58 74 60 75 61 Temp 78 73 67 64 61 62 67 71 73 70 66 64 62 64 71 73 75 71 67 65 63 65 Dewpt 51 51 51 51 50 50 48 48 48 50 53 54 54 54 52 51 50 52 55 56 57 57 RH 39 46 56 63 67 65 50 44 41 49 63 70 75 70 51 46 41 51 65 73 81 75 Wind dir NW NW NW N N N N NE E E NE N NE NE NE NE NE NE E E NE NE Wind spd 11 8 8 6 6 6 6 6 5 3 2 2 3 5 6 6 5 3 2 1 2 4 Clouds SC B1 SC SC SC SC SC SC FW FW FW CL FW SC SC SC FW SC SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 09/01 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 76 61 77 61 76 64 77 63 74 Temp 74 71 65 65 74 72 65 66 75 73 68 67 74 71 68 66 72 70 Dewpt 54 54 58 58 55 55 59 59 57 57 62 62 63 64 64 62 59 58 PWind dir NE E E S SE SE SE NW W Wind char LT LT LT LT LT LT GN LT GN Avg clouds SC SC SC FW SC SC SC SC SC SC SC SC B1 B1 B1 B1 SC B1 PoP 12hr 0 0 0 0 5 20 40 40 30 Rain shwrs S C C C C S C Tstms S S S $$