Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
967 FOUS51 KLWX 011830 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 229 PM EDT Thu Oct 1 2026 VAZ054-012000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 229 PM EDT Thu Oct 1 2026 Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 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 85 66 88 62 69 Temp 84 77 72 70 68 67 77 86 86 77 73 68 65 62 64 67 67 64 Dewpt 60 63 61 59 59 59 63 64 65 67 67 61 57 54 53 53 54 55 RH 44 62 68 68 73 75 62 48 50 71 81 78 75 75 67 61 63 73 Wind dir S S S S S S SW SW W N N N N N N N NE E Wind spd 9 9 10 10 9 9 8 10 10 11 12 13 12 11 10 8 9 6 Clouds SC SC FW SC SC SC B1 B1 B1 B1 B2 B2 OV B2 B2 B2 OV B2 PoP 12hr 0 0 20 50 50 QPF 12hr 0 0 0 0.06 0.07 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C C C C Heat index 84 87 88 Max heat 83 84 87 88 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 Wed 10/07/26 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 67 60 71 50 62 47 65 Temp 62 61 65 63 62 60 69 64 55 50 60 56 49 48 63 59 Dewpt 56 57 62 63 61 58 54 48 42 39 39 41 41 40 44 46 PWind dir E NE NW NW N N NW SE Wind char LT GN LT GN GN GN LT LT Avg clouds B2 OV OV OV OV B2 B1 SC FW CL CL FW FW FW FW FW PoP 12hr 40 80 20 0 0 0 0 0 Rain shwrs C D L S Tstms S S $$ MDZ013-012000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 229 PM EDT Thu Oct 1 2026 Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 65 87 60 68 Temp 81 73 71 69 66 66 77 85 85 75 70 66 62 60 63 66 66 63 Dewpt 63 66 63 61 60 61 66 67 69 69 67 61 57 54 55 55 55 56 RH 54 79 76 76 81 84 69 55 59 82 90 84 84 81 75 68 68 78 Wind dir S S S SW SW SW SW W W N N N N N N NE NE E Wind spd 4 4 4 4 4 4 5 6 5 5 6 6 8 6 6 5 4 3 Clouds SC SC SC SC SC SC SC B1 B1 B2 B2 OV OV B1 B2 B2 B2 B2 PoP 12hr 5 0 30 40 30 QPF 12hr 0 0 0 0.09 0.04 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C S C C Heat index 82 88 89 Max heat 83 84 88 90 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 Wed 10/07/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 58 64 57 69 47 60 46 62 Temp 60 59 63 63 61 58 68 63 53 48 59 55 49 47 61 57 Dewpt 57 57 62 63 61 58 56 50 42 40 41 43 42 42 45 48 PWind dir E E N NW NW N NW SE Wind char LT LT LT GN GN LT LT LT Avg clouds B2 B2 OV OV OV B2 B1 SC FW CL CL FW FW FW FW FW PoP 12hr 30 70 20 0 0 0 0 0 Rain shwrs C L L S Tstms S $$ MDZ011-012000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 229 PM EDT Thu Oct 1 2026 Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 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 66 89 60 70 Temp 83 77 72 70 67 67 79 87 86 76 71 66 62 60 64 68 68 64 Dewpt 61 63 61 60 59 59 63 64 66 66 64 59 55 52 52 52 52 53 RH 47 62 68 71 75 75 58 46 51 71 79 78 78 75 65 57 57 67 Wind dir S S S SW SW SW SW W W NW N N N N N NE NE E Wind spd 6 4 4 4 3 3 5 6 6 6 8 8 8 6 6 5 4 3 Clouds SC SC SC SC SC SC B1 B1 B1 B2 B2 OV B2 B1 B2 B2 B2 B1 PoP 12hr 5 0 30 40 30 QPF 12hr 0 0 0.04 0.11 0.04 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C S S C C Heat index 83 88 88 Max heat 83 83 88 89 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 Wed 10/07/26 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 66 59 71 49 61 47 64 Temp 60 60 64 64 61 60 69 63 53 49 59 56 49 48 62 58 Dewpt 54 54 58 60 60 56 52 46 41 38 38 40 41 40 42 44 PWind dir E E N NW NW NW N SE Wind char LT LT LT GN GN LT LT LT Avg clouds B2 B2 OV OV OV B2 B1 FW FW CL FW CL FW FW FW FW PoP 12hr 20 60 20 0 0 0 0 0 Rain shwrs S L L S Tstms S $$ WVZ052-012000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 229 PM EDT Thu Oct 1 2026 Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 62 86 56 69 Temp 85 75 67 65 63 63 80 85 82 72 65 62 58 56 62 67 67 60 Dewpt 59 62 61 59 58 57 62 64 66 66 63 57 54 52 49 49 50 52 RH 41 64 81 81 84 81 54 50 58 81 93 84 86 86 62 52 54 75 Wind dir SW S SW SW SW SW W W NW N N N N N N NE NE N Wind spd 4 3 3 4 3 3 5 11 10 9 9 8 8 6 6 5 5 0 Clouds FW SC SC SC B1 B1 SC B1 B1 B2 B2 OV B1 B2 B2 B2 B2 B1 PoP 12hr 5 0 40 50 30 QPF 12hr 0 0 0.02 0.08 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C C Heat index 85 81 86 84 Max heat 83 85 86 87 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 Wed 10/07/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 54 66 54 70 44 63 40 66 Temp 56 56 64 60 57 55 68 60 49 45 60 52 44 42 63 56 Dewpt 52 53 58 60 57 54 48 44 40 38 36 39 38 38 42 45 PWind dir N E NW NW NW N NE S Wind char LT LT LT GN LT LT LT LT Avg clouds B2 B2 OV OV B2 B2 SC FW CL CL FW FW CL FW FW FW PoP 12hr 20 50 5 0 0 0 0 0 Rain shwrs S C C $$ VAZ506-012000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 229 PM EDT Thu Oct 1 2026 Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 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 85 63 88 58 68 Temp 83 74 70 67 64 64 78 86 84 74 69 64 61 59 62 65 65 61 Dewpt 62 64 63 61 60 60 66 67 70 70 68 62 58 56 56 57 58 58 RH 49 71 78 81 87 87 67 53 63 87 97 93 90 90 81 75 78 90 Wind dir S S S S S S SW W W N N N N N N N NE E Wind spd 4 5 5 4 3 3 4 6 5 6 9 9 9 8 6 5 4 3 Clouds FW SC FW FW SC SC B1 B1 B1 B2 OV B2 OV B1 B2 B2 B2 B2 PoP 12hr 5 0 20 50 50 QPF 12hr 0 0 0 0.09 0.06 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C C C S S Heat index 84 89 88 Max heat 84 85 89 91 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 Wed 10/07/26 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 65 56 70 46 61 42 65 Temp 59 59 63 63 59 58 68 61 51 46 59 53 45 44 62 57 Dewpt 57 58 63 62 59 58 56 50 43 41 43 44 41 41 47 49 PWind dir E NE NW NW NW N N S Wind char LT LT LT GN GN LT LT LT Avg clouds B2 OV OV OV OV B2 SC FW FW CL CL FW FW FW FW FW PoP 12hr 40 70 20 0 0 0 0 0 Rain shwrs C L C S $$ VAZ037-012000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 229 PM EDT Thu Oct 1 2026 Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 61 88 60 66 Temp 84 72 68 65 62 62 79 87 85 76 71 68 64 61 62 63 63 61 Dewpt 57 60 59 59 58 58 61 63 65 66 68 66 61 58 56 54 55 56 RH 40 66 73 81 87 87 54 45 51 71 90 93 90 90 81 72 75 84 Wind dir S S SW SW SW SW SW W W N N NE NE NE NE NE NE NE Wind spd 8 5 4 3 3 4 5 8 6 4 4 6 10 9 8 6 4 3 Wind gust 20 Clouds SC SC SC FW SC FW B1 B1 B1 B1 B2 B1 B2 B2 B2 OV OV OV PoP 12hr 0 0 5 60 70 QPF 12hr 0 0 0 0.07 0.16 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S L L L L L C Tstms S Heat index 88 87 Max heat 84 85 88 89 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 Wed 10/07/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 57 65 56 73 46 64 42 66 Temp 59 59 63 62 60 58 71 64 51 46 61 54 45 44 64 57 Dewpt 57 57 61 62 60 58 55 51 44 41 39 41 40 39 43 46 PWind dir NE NE N N N NE N S Wind char LT LT LT LT LT LT LT LT Avg clouds OV OV OV OV OV B2 B1 FW FW FW CL CL FW FW CL FW PoP 12hr 70 80 10 5 0 0 0 0 Rain shwrs C L D C Tstms S S $$ MDZ003-012000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 229 PM EDT Thu Oct 1 2026 Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 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 62 86 55 69 Temp 83 75 68 65 63 64 77 84 81 70 64 60 57 55 62 67 67 60 Dewpt 61 63 62 61 59 59 63 66 68 67 62 57 53 52 51 51 51 53 RH 47 66 81 87 87 84 62 55 65 90 93 90 86 90 67 56 56 78 Wind dir SW S S S S S SW W NW N N N N N N NE NE E Wind spd 5 5 4 3 3 3 5 11 10 8 9 6 6 5 6 5 5 3 Clouds SC SC SC SC B1 B1 SC B1 B2 B2 B2 B2 B2 B1 B2 B1 B1 B1 PoP 12hr 0 0 40 40 20 QPF 12hr 0 0 0 0.07 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S S S Heat index 83 86 84 Max heat 82 83 86 88 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 Wed 10/07/26 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 53 65 53 69 42 61 41 64 Temp 55 55 63 61 58 55 67 59 48 43 59 52 44 42 62 56 Dewpt 52 53 59 60 58 55 50 45 41 39 38 40 38 38 44 46 PWind dir E E W NW NW N NE S Wind char LT LT LT GN LT LT LT LT Avg clouds B1 B2 OV OV B2 B2 SC FW FW CL FW FW FW CL CL FW PoP 12hr 20 50 5 0 0 0 0 0 Rain shwrs S C C $$ MDZ017-012000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 229 PM EDT Thu Oct 1 2026 Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 66 87 62 65 Temp 81 73 71 70 68 67 77 85 85 77 73 69 66 63 62 63 63 61 Dewpt 64 63 61 59 59 59 63 64 65 65 66 65 61 58 58 58 58 58 RH 56 71 71 68 73 75 62 50 51 67 79 87 84 84 87 84 84 90 Wind dir S S S SW SW SW SW SW SW SW N N N N N N NE NE Wind spd 6 5 8 8 9 9 9 8 6 5 6 11 13 12 11 9 8 6 Clouds SC SC FW SC SC SC SC SC SC B1 B1 OV B2 B2 B2 B2 OV OV PoP 12hr 0 0 5 60 70 QPF 12hr 0 0 0 0.02 0.11 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S L L L L S Heat index 83 86 87 Max heat 83 84 86 88 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 Wed 10/07/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 61 65 61 69 54 61 52 62 Temp 61 62 65 64 62 61 67 63 58 54 59 57 54 53 60 59 Dewpt 58 61 65 64 62 61 58 54 46 43 42 44 44 45 45 48 PWind dir NE NE N NW N N N E Wind char LT LT LT GN GN GN LT LT Avg clouds OV OV OV OV OV OV B2 SC FW FW CL CL FW FW FW FW PoP 12hr 60 80 30 5 0 0 0 0 Rain shwrs S L D D C Tstms S S $$ WVZ502-012000- Petersburg WV 38.99N 79.15W Elev. 963 ft 229 PM EDT Thu Oct 1 2026 Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 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 86 61 86 54 66 Temp 84 71 65 63 62 61 79 84 82 71 66 61 57 54 57 64 64 59 Dewpt 59 61 59 56 54 55 65 67 68 67 65 60 56 53 55 54 54 54 RH 43 71 81 78 75 81 62 57 63 87 97 97 96 96 93 70 70 83 Wind dir W SW S S SE SE W W NW N N N NE N NE NE E SE Wind spd 3 2 3 3 4 4 5 10 6 3 4 3 3 2 2 2 2 1 Clouds FW SC SC SC B1 SC B1 B1 B1 OV OV OV B2 B2 B2 B2 B2 B2 PoP 12hr 0 0 50 60 50 QPF 12hr 0 0 0.02 0.12 0.07 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L S C L C C S S Tstms S Heat index 84 87 85 Max heat 84 85 87 88 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 Wed 10/07/26 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 53 68 52 70 40 63 39 69 Temp 55 55 66 61 56 53 67 58 45 41 60 53 43 41 67 58 Dewpt 53 54 61 61 56 53 51 47 41 39 40 41 38 37 46 49 PWind dir SE SE SW NW NW NE SW S Wind char LT LT LT LT LT LT LT LT Avg clouds OV OV OV OV B2 B2 SC FW FW FW FW FW FW FW FW FW PoP 12hr 40 50 5 0 0 0 0 0 Rain shwrs C C C $$ MDZ014-012000- Annapolis MD 38.99N 76.49W Elev. 7 ft 229 PM EDT Thu Oct 1 2026 Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 81 66 85 61 67 Temp 80 73 70 69 68 67 77 84 84 76 71 67 63 61 63 65 65 63 Dewpt 65 65 63 61 60 60 64 66 67 67 67 62 57 55 54 55 55 56 RH 60 76 78 76 76 78 64 55 57 74 87 84 81 81 72 70 70 78 Wind dir S S S SW SW SW SW SW W NW N N N N N N NE E Wind spd 8 6 5 6 6 5 8 9 9 6 6 10 10 10 10 9 8 5 Clouds SC SC FW SC SC SC SC B1 B1 B2 OV B2 OV B2 B2 B2 B2 B2 PoP 12hr 5 0 30 50 50 QPF 12hr 0 0 0.11 0.10 0.05 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C C C S S Heat index 82 86 87 Max heat 82 83 86 87 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 Wed 10/07/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 60 65 59 69 51 61 49 62 Temp 61 60 64 62 61 59 68 63 55 52 59 57 52 50 60 58 Dewpt 56 58 61 62 61 59 57 51 44 42 42 43 44 44 46 48 PWind dir E NE N NW NW N N SE Wind char LT GN LT GN GN LT LT LT Avg clouds B2 OV OV OV OV B2 B2 SC FW FW CL FW FW FW FW FW PoP 12hr 40 80 30 0 0 0 0 0 Rain shwrs C D L C Tstms S S $$