Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
342 FOUS51 KLWX 301139 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 739 AM EDT Sat Aug 30 2025 VAZ054-302000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 739 AM EDT Sat Aug 30 2025 Date Sat 08/30/25 Sun 08/31/25 Mon 09/01/25 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 59 80 59 80 Temp 60 69 76 76 70 65 63 60 61 73 78 79 73 67 64 61 63 73 77 78 72 Dewpt 46 44 43 44 46 49 50 49 49 49 47 47 48 50 51 52 52 52 49 48 52 RH 60 40 31 32 42 56 62 67 65 43 33 32 41 54 63 72 67 48 37 35 49 Wind dir N N N N E NE N N NE NE NE NE E E N N N NE E E E Wind spd 6 6 6 6 5 3 2 4 5 5 5 8 6 3 2 4 5 6 8 9 8 Clouds B1 SC SC FW FW FW FW FW B1 B1 B1 SC SC FW FW FW FW FW 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 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 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 80 61 81 63 82 63 77 Temp 65 64 78 72 65 63 78 73 67 65 79 73 68 65 75 69 Dewpt 56 56 51 52 57 57 53 54 60 61 58 60 62 59 55 53 PWind dir E E S SE SE S N W Wind char LT LT LT GN GN GN GN GN Avg clouds FW SC SC SC SC B1 B1 B1 SC B1 SC B1 B1 B1 B1 B1 PoP 12hr 0 0 0 5 20 40 40 30 Rain shwrs S S C C C S C $$ MDZ013-302000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 739 AM EDT Sat Aug 30 2025 Date Sat 08/30/25 Sun 08/31/25 Mon 09/01/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 77 56 78 58 79 Temp 56 66 74 76 71 62 59 57 59 71 76 77 71 64 61 58 61 72 77 77 71 Dewpt 47 45 44 44 47 50 49 48 51 47 47 47 50 53 54 54 55 54 53 53 56 RH 72 47 34 32 42 65 69 72 75 42 36 35 47 67 78 86 81 53 43 43 59 Wind dir N N NW N NE N N N N NE NE NE NE NE N N N NE E E E Wind spd 5 6 5 5 2 2 2 2 3 4 5 5 3 2 2 2 3 4 5 5 3 Clouds B1 SC FW FW FW FW FW FW SC SC SC B1 SC FW FW FW FW FW SC SC SC PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 60 79 60 79 62 80 60 76 Temp 62 62 76 71 63 62 76 71 65 64 77 71 64 63 73 67 Dewpt 58 59 55 55 57 58 56 58 60 62 62 63 63 60 58 57 PWind dir E E S S SE SE SW W Wind char LT LT LT LT LT LT LT LT Avg clouds FW SC SC SC SC SC SC B1 SC B1 SC B1 B1 B1 B1 B1 PoP 12hr 0 0 0 5 20 40 40 30 Rain shwrs S S C C C C C $$ MDZ011-302000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 739 AM EDT Sat Aug 30 2025 Date Sat 08/30/25 Sun 08/31/25 Mon 09/01/25 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 61 82 62 83 Temp 61 72 77 79 73 69 65 62 61 75 79 81 76 70 67 64 63 76 79 80 76 Dewpt 44 43 42 43 45 47 47 48 48 46 45 46 47 50 52 52 52 51 49 49 52 RH 53 35 29 28 37 45 52 60 62 36 30 29 36 49 59 65 67 42 35 34 43 Wind dir N N NW N NE N N N NE NE NE NE NE NE N N N NE E E E Wind spd 5 6 6 5 2 1 2 2 2 4 5 5 2 2 1 2 2 4 5 5 3 Clouds SC FW FW FW FW FW CL FW SC SC B1 B1 SC 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 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 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 64 82 64 82 66 83 65 79 Temp 69 64 79 75 69 65 78 76 70 66 79 76 70 65 76 72 Dewpt 56 56 51 52 56 56 54 54 59 60 58 59 62 58 55 53 PWind dir E E S S SE SE SW W Wind char LT LT LT LT LT GN LT LT Avg clouds SC SC SC SC SC SC SC B1 SC SC SC B1 B1 B1 B1 B1 PoP 12hr 0 0 0 5 20 40 40 30 Rain shwrs S S C C C C C $$ WVZ052-302000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 739 AM EDT Sat Aug 30 2025 Date Sat 08/30/25 Sun 08/31/25 Mon 09/01/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 76 49 78 51 79 Temp 53 66 73 75 68 58 54 51 53 69 76 77 70 60 56 53 56 70 76 76 69 Dewpt 45 44 44 44 46 48 47 46 47 47 47 47 47 49 48 47 49 51 49 48 50 RH 74 45 35 33 45 69 77 83 80 45 36 35 44 67 74 80 77 51 39 37 51 Wind dir NW N N N NE N N N N NE NE NE NE N N N N NE E E E Wind spd 3 5 5 5 2 1 2 2 2 2 3 4 2 1 1 2 2 3 4 4 2 Clouds SC CL FW FW CL CL CL FW SC SC SC SC FW FW FW FW FW FW SC SC SC PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 52 79 54 79 57 78 55 74 Temp 58 57 76 69 59 58 76 70 62 61 76 69 61 58 71 65 Dewpt 51 52 50 51 52 53 52 53 55 56 58 59 57 55 53 51 PWind dir E S S S S S W W Wind char LT LT LT LT LT LT LT LT Avg clouds SC FW FW SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 0 0 5 10 20 50 40 30 Rain shwrs S S S C C C C C $$ VAZ506-302000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 739 AM EDT Sat Aug 30 2025 Date Sat 08/30/25 Sun 08/31/25 Mon 09/01/25 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 53 78 54 80 Temp 55 67 74 75 67 60 56 54 55 70 76 77 71 62 58 55 57 72 78 77 69 Dewpt 47 47 46 46 47 51 50 48 50 49 48 49 49 52 51 50 52 56 53 52 53 RH 74 49 37 36 49 72 80 80 83 47 37 37 46 70 77 83 83 57 42 42 57 Wind dir N N N N NE E N N N NE NE NE NE N N N N NE E E E Wind spd 4 6 6 5 3 2 2 2 2 3 4 5 4 2 2 2 3 4 5 5 4 Clouds B1 SC FW FW FW FW CL FW SC SC SC SC SC 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 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 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 79 58 80 61 80 59 75 Temp 59 59 77 70 60 60 77 71 64 63 78 71 63 61 73 66 Dewpt 56 57 55 55 56 57 57 56 59 61 63 63 62 60 59 56 PWind dir E E S S S S W W Wind char LT LT LT LT LT LT LT LT Avg clouds SC FW SC B1 SC SC B1 B1 B1 B1 SC B1 B1 B1 B1 B1 PoP 12hr 0 0 5 10 20 40 40 30 Rain shwrs S S C C C S C $$ VAZ037-302000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 739 AM EDT Sat Aug 30 2025 Date Sat 08/30/25 Sun 08/31/25 Mon 09/01/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 76 55 76 53 77 Temp 55 67 74 74 67 61 59 57 57 68 74 75 69 61 57 55 56 70 75 74 67 Dewpt 48 48 50 50 51 52 50 51 51 51 50 51 51 52 50 50 51 51 50 50 52 RH 77 50 43 43 56 72 72 80 80 54 43 43 53 72 77 83 83 51 41 43 59 Wind dir N NE NE E E NE NE N NE NE NE NE NE N N NW N NE NE NE E Wind spd 2 4 3 5 4 2 2 2 2 4 5 5 3 2 2 2 2 4 5 5 3 Clouds B1 B1 SC FW FW SC SC B2 B1 B1 B1 SC SC FW FW FW CL FW FW SC SC PoP 12hr 0 0 5 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 54 77 56 78 57 79 58 76 Temp 57 57 76 67 59 58 75 68 61 60 76 69 63 60 73 66 Dewpt 52 53 51 53 53 54 54 55 57 58 59 61 59 58 56 54 PWind dir N E SW S S SW W W Wind char LT LT LT LT LT LT LT LT Avg clouds FW SC SC SC SC B1 SC B1 SC B1 SC B1 B1 B1 SC B1 PoP 12hr 0 0 5 10 30 40 40 30 Rain shwrs S C S C C S S C $$ MDZ003-302000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 739 AM EDT Sat Aug 30 2025 Date Sat 08/30/25 Sun 08/31/25 Mon 09/01/25 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 50 78 53 80 Temp 52 66 73 75 68 58 54 51 54 71 77 76 69 60 56 53 56 72 77 76 69 Dewpt 46 47 45 45 45 48 47 46 48 48 47 47 48 49 48 48 50 54 52 51 52 RH 80 50 37 34 43 69 77 83 80 44 35 36 47 67 74 83 80 53 42 42 55 Wind dir N N N N NE NE N N N NE NE NE NE NE N N N NE E E E Wind spd 2 5 5 5 3 2 2 3 3 3 4 4 4 2 2 3 3 3 5 5 4 Clouds SC CL FW FW CL FW CL FW FW SC SC SC FW FW FW FW FW FW B1 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 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 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 80 56 80 59 79 56 74 Temp 59 59 77 69 59 60 77 71 63 62 76 68 60 58 71 64 Dewpt 53 54 53 52 53 53 55 54 56 57 60 61 59 56 54 51 PWind dir E S S S SE S SW W Wind char LT LT LT LT LT GN LT LT Avg clouds SC FW FW SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 0 0 5 10 30 50 50 30 Rain shwrs S C C C C C C C $$ MDZ017-302000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 739 AM EDT Sat Aug 30 2025 Date Sat 08/30/25 Sun 08/31/25 Mon 09/01/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 74 61 77 61 77 Temp 64 70 72 74 70 65 64 63 65 72 75 76 71 67 64 63 66 73 76 76 70 Dewpt 53 52 50 49 50 53 54 53 56 53 52 52 54 56 57 57 59 57 57 56 57 RH 67 53 46 41 49 65 70 70 73 51 45 43 55 68 78 81 78 57 52 50 63 Wind dir N N N NE NE NE E NE NE NE N N NE E NE NE NE NE NE E E Wind spd 10 10 9 6 3 2 2 4 5 6 6 6 4 4 2 4 5 6 6 6 5 Clouds B1 B1 B1 SC FW CL CL FW SC SC B1 SC SC FW FW FW CL FW SC SC FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 61 77 61 77 64 79 63 76 Temp 64 66 75 70 65 66 75 71 68 68 76 72 68 67 74 69 Dewpt 58 60 57 58 60 61 58 60 63 64 63 65 65 63 61 61 PWind dir NE NE S SE SE SE SW SW Wind char LT LT LT LT LT GN GN GN Avg clouds FW FW FW SC SC SC SC SC SC SC SC B1 B1 B1 SC B1 PoP 12hr 0 0 5 5 20 30 40 30 Rain shwrs S S C C C S C $$ WVZ502-302000- Petersburg WV 38.99N 79.15W Elev. 963 ft 739 AM EDT Sat Aug 30 2025 Date Sat 08/30/25 Sun 08/31/25 Mon 09/01/25 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 50 78 50 80 Temp 48 65 75 77 68 57 53 51 52 67 75 77 68 59 54 51 53 70 76 76 67 Dewpt 46 49 49 49 50 50 48 46 47 50 51 52 53 53 50 49 50 53 51 51 53 RH 93 56 40 37 52 77 83 83 83 54 43 42 59 80 86 93 89 55 42 42 61 Wind dir SW NE NE NE NE N NW N N E E E NE E W NW NW E E E E Wind spd 1 2 4 5 3 2 1 1 1 2 3 4 2 2 1 1 1 2 4 4 2 Clouds SC FW FW FW FW FW SC B1 B2 SC SC SC SC SC SC FW FW FW SC SC SC PoP 12hr 0 0 10 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PF Date Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 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 80 54 79 56 78 52 74 Temp 54 53 76 67 57 55 76 68 60 58 76 67 57 53 71 62 Dewpt 50 50 52 54 52 51 55 57 55 54 60 60 56 53 53 51 PWind dir S SE S S S SW W W Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B1 B1 B1 PoP 12hr 0 0 10 20 30 60 40 30 Rain shwrs S C C C L C C C C Tstms S $$ MDZ014-302000- Annapolis MD 38.99N 76.49W Elev. 7 ft 739 AM EDT Sat Aug 30 2025 Date Sat 08/30/25 Sun 08/31/25 Mon 09/01/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 74 60 75 61 77 Temp 60 67 72 74 71 66 63 60 63 70 74 75 72 67 65 63 64 71 75 76 72 Dewpt 49 47 46 48 49 53 53 53 54 51 49 49 51 55 56 57 57 55 54 53 56 RH 67 49 39 40 46 63 70 78 72 51 41 40 48 65 73 81 78 57 48 45 57 Wind dir N N N NE E NE NE N NE NE NE NE NE E E N NE NE NE E E Wind spd 6 6 6 6 3 2 2 3 5 6 6 5 3 2 1 2 4 5 8 6 5 Clouds SC SC FW FW FW FW CL FW SC SC SC B1 SC FW FW FW FW FW FW FW SC PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 61 76 61 76 63 77 63 74 Temp 66 64 74 71 66 64 74 72 67 66 75 72 68 65 73 69 Dewpt 58 59 55 56 60 59 57 58 62 62 62 62 64 61 59 57 PWind dir E E S S SE SE SW W Wind char LT LT LT LT LT GN LT GN Avg clouds FW FW FW SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1 PoP 12hr 0 0 5 5 20 40 40 30 Rain shwrs S S C C C C C $$