Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
386 FOUS51 KLWX 011501 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 1101 AM EDT Thu Oct 1 2026 VAZ054-012000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 1101 AM 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 61 69 Temp 82 84 77 72 70 68 66 77 86 85 77 72 68 64 61 63 67 67 63 Dewpt 62 60 62 60 59 58 58 62 64 66 67 65 61 56 52 52 52 52 53 RH 51 44 60 66 68 70 75 60 48 53 71 79 78 75 72 67 59 59 70 Wind dir SW S S S S S S SW SW SW W NW N N N N NE NE E Wind spd 8 9 6 6 8 6 6 8 10 10 12 13 13 13 12 11 9 8 6 Clouds SC SC SC FW SC SC FW SC FW B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 0 0 40 60 30 QPF 12hr 0 0 0.04 0.03 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C L L C C Heat index 83 84 87 87 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 58 66 58 71 49 61 47 64 Temp 60 59 64 62 61 59 69 64 54 49 60 55 49 48 63 58 Dewpt 54 55 59 60 59 57 55 49 43 39 39 41 40 40 45 47 PWind dir E E N NW N N W S Wind char LT GN LT GN GN GN LT GN Avg clouds B2 B2 OV OV OV B2 B1 SC FW FW FW FW FW FW FW FW PoP 12hr 40 70 30 0 0 0 0 0 Rain shwrs C L L C Tstms S $$ MDZ013-012000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 1101 AM EDT Thu Oct 1 2026 Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 64 87 59 68 Temp 81 81 73 70 68 66 65 77 85 84 75 69 65 61 59 63 66 66 63 Dewpt 64 63 64 63 61 59 60 65 67 69 68 65 60 55 53 54 54 53 55 RH 56 54 73 78 78 78 84 67 55 61 79 87 84 81 80 72 65 63 75 Wind dir SW S S SW SW SW SW SW SW W NW NW N N N N NE E E Wind spd 4 4 4 3 4 4 4 5 6 5 6 6 8 9 8 8 6 5 3 Clouds SC SC SC FW SC FW SC SC FW B1 B2 B2 B2 B1 B1 B2 B2 B2 B2 PoP 12hr 5 0 20 60 10 QPF 12hr 0 0 0 0.06 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L C C Heat index 83 82 88 88 Max heat 83 84 88 89 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 Wed 10/07/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 56 64 56 69 47 60 46 62 Temp 59 57 63 62 59 58 68 62 53 48 58 55 49 47 61 57 Dewpt 55 56 60 61 59 57 57 51 43 41 41 43 42 42 47 49 PWind dir E E N NW NW N NW S Wind char LT LT LT GN GN LT LT LT Avg clouds B2 B2 B2 OV OV B2 SC SC FW FW CL FW FW FW FW FW PoP 12hr 30 60 30 0 0 0 0 0 Rain shwrs C L L C S $$ MDZ011-012000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 1101 AM 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 88 59 70 Temp 82 83 77 72 69 67 67 78 86 85 76 70 66 61 59 64 68 68 63 Dewpt 62 61 63 61 60 59 58 62 64 66 65 63 59 54 50 51 51 50 51 RH 51 47 62 68 73 75 73 58 48 53 69 78 78 78 72 63 54 52 65 Wind dir SW S S S S SW SW SW SW W NW N N N N N NE NE E Wind spd 5 6 3 3 4 3 3 8 8 6 8 8 8 9 8 8 6 5 3 Clouds SC SC SC SC SC FW SC SC FW B1 B2 B2 B2 B1 B1 B2 B2 B2 B2 PoP 12hr 5 5 20 60 10 QPF 12hr 0 0 0 0.07 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L C C Heat index 83 83 87 87 Max heat 83 83 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 58 66 58 71 48 62 46 64 Temp 59 58 64 63 60 59 69 63 53 49 59 56 48 47 61 58 Dewpt 53 53 56 57 58 55 53 48 42 39 38 40 41 40 43 46 PWind dir E E N NW NW N NW SE Wind char LT LT LT GN GN LT LT LT Avg clouds B2 B2 B2 OV OV B2 SC SC FW FW FW FW FW FW FW FW PoP 12hr 20 60 30 0 0 0 0 0 Rain shwrs S C L C $$ WVZ052-012000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 1101 AM EDT Thu Oct 1 2026 Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 60 86 55 69 Temp 83 85 75 67 64 62 62 79 84 82 71 65 61 57 55 62 67 67 59 Dewpt 58 59 60 60 58 57 56 61 64 65 64 61 56 52 51 49 48 47 50 RH 43 41 60 78 81 84 81 54 51 56 79 87 84 83 86 62 50 49 72 Wind dir SW SW N SW SW SW SW SW W W NW N N N N N NE NE E Wind spd 5 4 0 2 2 2 3 5 12 10 10 10 9 8 6 8 6 6 2 Clouds SC FW SC FW SC B1 B1 SC B1 SC B2 B2 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 5 0 40 60 5 QPF 12hr 0 0 0.04 0.04 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L S S Heat index 83 85 85 84 Max heat 83 85 85 86 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 Wed 10/07/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 52 66 53 71 43 62 40 66 Temp 55 54 64 59 56 54 69 59 49 44 60 52 44 42 64 56 Dewpt 50 51 54 57 56 54 50 46 41 38 37 39 38 37 42 45 PWind dir E E N NW NW N E S Wind char LT LT LT GN LT LT LT LT Avg clouds B1 B2 OV B2 B2 B1 SC SC CL FW FW FW CL FW FW FW PoP 12hr 30 50 10 0 0 0 0 0 Rain shwrs C C C $$ VAZ506-012000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 1101 AM 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 88 58 68 Temp 83 83 73 70 67 64 63 78 86 83 73 68 64 60 58 62 66 66 60 Dewpt 62 62 62 62 60 59 59 65 67 70 69 66 62 57 54 55 55 55 56 RH 49 49 68 76 78 84 87 64 53 65 87 93 93 90 86 78 68 68 87 Wind dir SW S S S S S S SW SW SW NW NW N N N N N NE E Wind spd 3 4 4 4 4 3 3 4 6 5 8 10 9 10 9 8 5 4 3 Clouds SC FW SC FW SC SC SC SC SC SC B2 B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 5 0 30 60 20 QPF 12hr 0 0 0.02 0.04 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L C C S S Heat index 84 84 89 87 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 54 65 54 70 45 60 42 64 Temp 57 56 63 61 59 57 68 61 50 45 59 53 45 44 63 56 Dewpt 55 56 61 61 58 56 58 52 44 41 42 43 41 41 48 50 PWind dir E E N NW NW N SW S Wind char LT LT LT GN GN LT LT LT Avg clouds B2 B2 OV OV B2 B1 B1 SC FW FW FW FW FW FW FW FW PoP 12hr 40 60 20 0 0 0 0 0 Rain shwrs C L L S $$ VAZ037-012000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 1101 AM EDT Thu Oct 1 2026 Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 60 88 59 67 Temp 85 84 73 68 64 62 61 79 88 86 75 70 67 62 59 63 65 65 61 Dewpt 57 57 58 58 57 57 57 60 62 64 66 67 64 60 57 53 51 51 53 RH 39 40 59 70 78 84 87 52 42 48 74 90 90 93 93 70 60 60 75 Wind dir S S S SW SW SW S SW SW SW W N NE NE N NE NE NE NE Wind spd 6 8 5 5 3 3 4 5 8 8 5 4 6 9 9 8 6 5 2 Wind gust 19 Clouds SC SC FW FW FW SC FW FW SC SC B1 B2 B2 OV B2 B2 B2 B2 B2 PoP 12hr 0 0 5 70 50 QPF 12hr 0 0 0 0.07 0.11 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L C C C C C Tstms S S Heat index 88 87 Max heat 84 85 88 89 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 Wed 10/07/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 55 64 55 74 45 63 41 66 Temp 58 57 62 62 58 57 72 64 51 46 62 53 45 43 65 57 Dewpt 54 54 57 59 58 56 55 51 45 40 39 41 39 38 43 46 PWind dir NE NE N N N NE N S Wind char LT LT LT LT LT LT LT LT Avg clouds OV OV OV OV B2 B2 B1 SC FW FW FW FW FW FW FW FW PoP 12hr 60 70 20 5 0 0 0 0 Rain shwrs C L L L S Tstms S S S $$ MDZ003-012000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 1101 AM 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 61 86 54 68 Temp 81 83 74 68 65 62 62 77 84 81 70 63 59 56 54 62 66 66 59 Dewpt 60 61 61 61 60 59 58 62 66 68 65 61 56 53 51 51 50 49 51 RH 49 47 64 78 84 90 87 60 55 65 84 93 90 90 90 67 56 54 75 Wind dir SW SW S S S S S SW W NW NW N N N N N NE NE NE Wind spd 5 5 4 3 2 2 3 5 11 10 9 9 8 6 6 6 5 5 3 Clouds FW SC SC SC SC B1 B1 SC B1 B1 B2 B2 B1 B1 SC SC SC SC SC PoP 12hr 0 0 40 50 5 QPF 12hr 0 0 0.04 0.02 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C Heat index 82 83 86 84 Max heat 82 83 86 86 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 50 65 52 69 42 60 40 64 Temp 54 52 63 59 56 53 67 59 47 43 59 52 44 42 63 56 Dewpt 50 51 56 58 56 53 52 47 41 39 39 40 38 38 44 46 PWind dir E E N NW NW N SE S Wind char LT LT LT GN LT LT LT LT Avg clouds SC B2 B2 B2 B2 B1 SC SC FW FW FW FW FW FW FW FW PoP 12hr 10 50 10 0 0 0 0 0 Rain shwrs C C $$ MDZ017-012000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 1101 AM EDT Thu Oct 1 2026 Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 67 86 61 64 Temp 82 81 73 71 70 68 68 77 85 84 76 72 68 64 61 61 63 63 61 Dewpt 64 64 63 61 60 59 60 63 64 66 66 66 64 60 57 57 57 56 56 RH 55 56 71 71 71 73 76 62 50 55 71 81 87 87 87 87 81 78 84 Wind dir S S S S SW SW SW SW SW S SW N N N N N N N NE Wind spd 8 6 6 8 8 9 9 9 8 5 5 6 10 13 13 12 10 8 5 Clouds SC SC SC FW SC SC FW SC FW FW B1 B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 0 0 5 50 60 QPF 12hr 0 0 0 0.15 0.06 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C L L C C S Heat index 83 83 86 86 Max heat 83 84 86 87 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 Wed 10/07/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 59 63 60 67 53 60 51 62 Temp 61 60 63 63 63 60 66 63 58 53 59 57 54 53 61 59 Dewpt 56 59 62 62 61 60 58 54 48 44 43 43 44 45 47 49 PWind dir NE NE N N N N NE SE Wind char LT LT LT GN GN GN LT LT Avg clouds B2 OV OV OV OV OV B2 SC FW FW FW CL FW FW FW FW PoP 12hr 50 70 50 5 0 0 0 0 Rain shwrs S C L L C S Tstms S S S $$ WVZ502-012000- Petersburg WV 38.99N 79.15W Elev. 963 ft 1101 AM 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 59 86 53 67 Temp 84 86 74 64 62 61 61 79 84 82 71 65 60 55 53 58 65 66 59 Dewpt 59 59 61 59 56 53 55 64 66 67 66 63 59 55 52 53 52 51 51 RH 43 40 64 84 81 75 81 60 55 61 84 93 96100 96 83 63 58 75 Wind dir W W SW S S S S W W W N N N N N NE NE E SE Wind spd 4 3 2 3 3 3 3 6 10 6 3 3 3 3 3 3 2 2 1 Clouds FW FW SC SC SC SC SC SC B1 B1 OV OV B2 B2 B2 B2 B2 B2 B2 PoP 12hr 0 0 50 80 20 QPF 12hr 0 0 0.10 0.10 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D D L L S S Heat index 84 86 85 Max heat 84 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 51 67 52 71 39 63 39 69 Temp 53 53 65 61 56 54 68 59 44 40 60 53 43 41 67 58 Dewpt 50 51 58 59 56 53 52 48 42 39 40 41 38 37 45 47 PWind dir SE SE NW NW NW NE S S Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B2 OV B2 B2 B2 SC FW FW FW FW FW FW FW FW FW PoP 12hr 40 50 10 0 0 0 0 0 Rain shwrs C C C $$ MDZ014-012000- Annapolis MD 38.99N 76.49W Elev. 7 ft 1101 AM EDT Thu Oct 1 2026 Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 81 66 84 60 67 Temp 80 80 73 70 69 67 67 77 84 83 75 69 66 62 60 62 65 66 62 Dewpt 65 65 66 63 61 60 60 63 65 66 67 66 61 57 54 54 54 53 54 RH 60 60 79 78 76 78 78 62 53 57 76 90 84 84 81 75 68 63 75 Wind dir S S S S SW SW SW SW S SW W N N N N N N NE E Wind spd 8 8 6 5 6 6 5 8 9 8 6 6 10 11 10 11 10 8 4 Clouds B1 SC SC FW SC SC SC SC FW SC B1 B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 5 0 20 50 20 QPF 12hr 0 0 0 0.05 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C S S Heat index 82 82 86 85 Max heat 82 83 86 86 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 Wed 10/07/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 59 65 57 69 51 61 49 62 Temp 60 59 64 61 61 59 67 62 56 51 59 57 52 50 60 59 Dewpt 55 57 59 60 60 58 58 52 45 43 42 42 44 45 47 49 PWind dir E NE N NW N N NW SE Wind char LT GN LT GN GN LT LT LT Avg clouds B2 B2 OV OV OV B2 B1 SC FW FW FW FW FW FW FW FW PoP 12hr 30 60 30 0 0 0 0 0 Rain shwrs C L L C Tstms S S $$