Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
981 FOUS51 KLWX 040901 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 501 AM EDT Sun Oct 4 2026 VAZ054-042000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 501 AM EDT Sun Oct 4 2026 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 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 68 60 71 50 66 Temp 62 64 66 66 66 64 63 62 60 67 71 69 62 57 54 51 50 60 64 64 57 Dewpt 61 63 64 65 64 63 62 61 58 56 50 47 45 43 41 40 40 41 41 41 43 RH 97 97 93 97 93 97 97 97 93 68 47 45 54 59 61 66 68 49 43 43 59 Wind dir NE NE NE NE N N N NW NW NW NW NW NW NW N N N N N N S Wind spd 9 8 5 5 5 2 3 6 10 13 14 13 10 10 9 9 8 6 0 0 5 Clouds OV OV OV OV B2 B2 OV B2 B1 FW FW FW CL CL CL CL CL CL FW FW CL PoP 12hr 70 0 0 0 0 QPF 12hr 0.02 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L Date Wed 10/07/26 Thu 10/08/26 Fri 10/09/26 Sat 10/10/26 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 49 72 55 75 55 74 57 71 Temp 51 50 70 65 58 56 73 67 59 56 72 67 60 57 69 64 Dewpt 43 44 51 53 52 50 51 52 50 48 51 52 51 48 50 51 PWind dir S S SW W NW W SW NE Wind char LT GN GN GN LT GN GN GN Avg clouds CL CL CL FW FW FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 0 0 0 0 0 0 0 0 $$ MDZ013-042000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 501 AM EDT Sun Oct 4 2026 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 66 58 70 48 64 Temp 61 63 64 65 64 63 61 60 58 66 69 68 60 56 53 50 48 58 62 62 56 Dewpt 61 63 64 65 64 63 61 60 58 57 51 48 46 44 41 40 41 42 42 42 45 RH 100100100100100100100100100 73 53 49 60 64 64 68 77 55 48 48 66 Wind dir E NE NE NE NE N NW W W NW NW NW NW NW NW N N N NW W S Wind spd 6 6 5 4 3 1 1 3 5 10 11 10 6 5 4 4 4 4 2 2 2 Clouds OV OV OV OV OV OV B2 B2 B1 FW CL CL CL CL CL CL CL CL CL CL FW PoP 12hr 60 0 0 0 0 QPF 12hr 0.02 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L S Date Wed 10/07/26 Thu 10/08/26 Fri 10/09/26 Sat 10/10/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 49 70 54 74 54 73 55 68 Temp 51 50 68 63 57 55 72 66 58 55 71 65 59 55 67 63 Dewpt 44 45 52 55 53 52 53 54 51 50 53 54 52 49 51 53 PWind dir SW S SW W NW SW SW NE Wind char LT LT LT LT LT LT LT LT Avg clouds CL CL CL FW FW FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 0 0 0 0 0 0 0 0 $$ MDZ011-042000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 501 AM EDT Sun Oct 4 2026 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 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 67 59 71 50 65 Temp 61 63 65 65 64 63 61 60 60 68 71 69 60 56 53 50 50 58 63 63 57 Dewpt 59 60 61 62 61 61 61 60 58 54 48 45 44 41 40 40 40 39 39 39 43 RH 93 90 87 90 90 93100100 93 61 44 42 55 57 61 68 68 49 41 41 59 Wind dir E NE NE NE NE N N W NW NW NW NW NW NW NW N N N NW W SW Wind spd 5 6 5 4 2 0 0 2 4 10 12 11 6 5 4 4 3 4 2 2 2 Clouds OV OV OV OV OV B2 OV B2 SC FW CL CL CL CL CL CL CL CL CL CL FW PoP 12hr 60 0 0 0 0 QPF 12hr 0.04 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L S Date Wed 10/07/26 Thu 10/08/26 Fri 10/09/26 Sat 10/10/26 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 71 56 75 55 74 56 70 Temp 52 52 69 64 58 57 73 66 58 56 72 66 59 57 68 64 Dewpt 43 43 49 52 52 50 50 51 50 48 50 51 50 47 48 50 PWind dir SW S SW W NW SW W NE Wind char LT LT LT LT LT LT LT LT Avg clouds CL CL CL FW FW FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 0 0 0 0 0 0 0 0 $$ WVZ052-042000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 501 AM EDT Sun Oct 4 2026 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 66 53 70 42 66 Temp 57 60 63 64 62 59 58 55 53 65 68 67 57 52 48 45 43 59 64 64 54 Dewpt 57 58 60 60 61 59 58 55 52 51 44 43 42 40 39 39 39 39 39 39 41 RH 100 93 90 87 97100100100 96 60 42 42 57 63 71 79 86 47 40 40 61 Wind dir N N E N N N N W NW NW NW NW NW NW NW NW N N N N N Wind spd 0 0 3 0 0 0 0 3 5 12 12 11 6 6 4 3 0 0 0 0 0 Clouds OV OV OV B2 B2 B2 B2 B1 FW CL FW CL CL CL CL CL CL CL FW FW CL PoP 12hr 60 0 0 0 0 QPF 12hr 0.03 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C Date Wed 10/07/26 Thu 10/08/26 Fri 10/09/26 Sat 10/10/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 43 74 49 75 48 74 49 71 Temp 47 45 72 64 54 51 73 64 53 50 73 64 54 51 69 61 Dewpt 41 42 48 52 50 48 47 49 48 46 46 49 47 46 46 48 PWind dir S S W W NW SW W NE Wind char LT LT LT LT LT LT LT LT Avg clouds CL CL CL FW FW FW FW FW CL FW FW SC FW SC SC SC PoP 12hr 0 0 0 0 0 0 0 0 $$ VAZ506-042000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 501 AM EDT Sun Oct 4 2026 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 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 66 56 70 44 65 Temp 60 63 65 65 64 62 61 59 56 66 69 68 58 54 50 47 45 59 63 63 54 Dewpt 60 63 65 65 64 62 61 59 56 57 53 50 48 45 42 41 41 44 44 45 46 RH 100100100100100100100100100 73 57 52 69 71 74 79 86 57 50 52 74 Wind dir NE NE NE N N N N NW NW NW NW NW NW NW NW NW NW N NW N SE Wind spd 3 3 3 2 1 0 0 2 5 12 11 10 6 5 4 4 3 3 2 0 2 Wind gust 21 Clouds OV OV OV OV OV OV OV B2 SC FW FW CL CL CL CL CL CL FW FW FW CL PoP 12hr 60 0 0 0 0 QPF 12hr 0.03 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C Date Wed 10/07/26 Thu 10/08/26 Fri 10/09/26 Sat 10/10/26 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 45 72 51 74 51 74 52 70 Temp 48 47 70 63 55 53 73 65 55 53 72 65 56 54 69 62 Dewpt 44 45 55 57 54 52 54 54 51 49 54 55 52 49 52 54 PWind dir S S SW W NW SW SW NE Wind char LT LT LT LT LT LT LT LT Avg clouds CL CL CL FW FW FW CL FW FW FW FW SC SC SC SC SC PoP 12hr 0 0 0 0 0 0 0 0 $$ VAZ037-042000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 501 AM EDT Sun Oct 4 2026 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 67 55 73 43 66 Temp 58 62 65 67 64 61 60 58 56 68 72 71 60 53 49 46 44 61 65 65 54 Dewpt 58 61 63 63 63 61 60 58 56 56 51 49 49 47 45 42 41 41 42 43 46 RH 100 97 93 87 97100100100100 65 48 46 67 80 86 86 89 48 43 45 74 Wind dir N N N N N N N N NW NW N N N N N N N NE SE SE N Wind spd 3 2 0 0 0 0 0 0 3 4 6 6 5 3 3 3 2 3 2 1 0 Clouds OV OV OV B2 B2 OV OV OV B1 FW CL CL CL CL CL CL CL CL CL CL CL PoP 12hr 40 0 0 0 0 QPF 12hr 0.02 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C Date Wed 10/07/26 Thu 10/08/26 Fri 10/09/26 Sat 10/10/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 44 74 50 77 51 75 52 71 Temp 48 46 72 64 54 52 75 66 54 52 74 65 55 54 70 63 Dewpt 44 44 51 54 51 49 50 52 50 48 50 52 50 48 49 52 PWind dir SW S W W NW SE NW NE Wind char LT LT LT LT LT LT LT LT Avg clouds CL CL CL FW FW FW CL FW FW FW FW SC SC SC SC B1 PoP 12hr 0 0 0 0 0 0 0 5 $$ MDZ003-042000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 501 AM EDT Sun Oct 4 2026 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 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 65 53 68 41 64 Temp 57 60 62 64 63 60 59 56 53 64 67 66 56 50 47 44 42 57 62 62 53 Dewpt 57 60 62 62 62 60 59 56 53 53 47 44 43 41 40 39 40 41 41 40 42 RH 100100100 93 97100100100100 67 49 45 62 71 76 82 93 55 46 44 66 Wind dir NE NE E E NE N SW W NW NW NW NW NW NW NW NW NW NW W SW SE Wind spd 2 2 2 2 1 0 1 2 4 12 12 11 5 5 3 2 1 2 2 3 2 Clouds OV OV OV OV B2 B1 B2 B1 SC FW CL CL CL CL CL CL CL FW FW FW CL PoP 12hr 60 0 0 0 0 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C Date Wed 10/07/26 Thu 10/08/26 Fri 10/09/26 Sat 10/10/26 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 44 73 49 74 49 73 49 70 Temp 47 46 71 63 53 51 72 63 52 50 71 64 53 51 68 61 Dewpt 41 42 51 54 51 50 50 50 48 47 49 50 48 46 48 49 PWind dir S S SW W NW SW W NE Wind char LT LT LT LT LT LT LT LT Avg clouds CL CL CL FW FW FW FW FW FW FW FW FW SC SC FW SC PoP 12hr 0 0 0 0 0 0 0 0 $$ MDZ017-042000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 501 AM EDT Sun Oct 4 2026 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 68 60 70 54 62 Temp 63 66 67 67 66 65 64 62 60 67 70 68 61 59 57 56 54 59 61 61 57 Dewpt 63 66 67 67 66 65 64 62 60 58 55 52 50 48 46 45 44 44 43 42 44 RH 100100100100100100100100100 73 59 57 67 67 67 66 69 57 51 49 62 Wind dir E NE NE N N N NW NW NW NW NW NW N N N N N N N N E Wind spd 8 8 5 4 3 3 3 4 6 10 11 11 6 8 10 9 9 8 5 3 1 Clouds B2 OV OV OV OV OV OV B2 B1 B1 FW CL CL CL CL CL CL CL CL CL CL PoP 12hr 70 10 0 0 0 QPF 12hr 0.23 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L C S Date Wed 10/07/26 Thu 10/08/26 Fri 10/09/26 Sat 10/10/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 53 67 56 72 58 71 58 67 Temp 55 55 66 62 60 58 71 65 61 59 70 64 61 59 66 63 Dewpt 46 48 51 54 54 53 55 55 54 54 54 55 54 53 54 53 PWind dir S S SW W W NE SW NE Wind char LT GN LT LT LT LT LT GN Avg clouds CL FW CL FW FW FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 0 0 0 0 0 0 0 5 $$ WVZ502-042000- Petersburg WV 38.99N 79.15W Elev. 963 ft 501 AM EDT Sun Oct 4 2026 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 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 73 49 70 39 68 Temp 53 59 70 73 65 59 55 51 49 61 68 68 55 49 44 41 40 56 66 67 54 Dewpt 53 59 63 64 63 59 55 51 49 54 48 47 46 44 41 38 37 42 43 45 46 RH 100100 78 73 93100100100100 78 49 47 72 83 89 89 89 59 43 45 74 Wind dir N N SE NE N SW W W NE NW NW NW NW NW NW N N N SE E N Wind spd 0 0 1 1 0 1 1 1 1 5 6 6 3 1 1 0 0 0 1 2 0 Clouds OV OV B2 B2 B2 B1 B2 B1 SC CL CL CL CL CL CL CL CL CL CL CL CL PoP 12hr 20 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Date Wed 10/07/26 Thu 10/08/26 Fri 10/09/26 Sat 10/10/26 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 42 78 47 76 46 76 46 73 Temp 46 44 76 63 52 48 73 62 50 47 74 63 51 47 70 62 Dewpt 44 43 49 52 49 46 49 51 47 44 49 51 47 45 51 52 PWind dir SW SW W W W SW SW E Wind char LT LT LT LT LT LT LT LT Avg clouds CL CL CL FW FW FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 0 0 0 0 0 0 0 5 $$ MDZ014-042000- Annapolis MD 38.99N 76.49W Elev. 7 ft 501 AM EDT Sun Oct 4 2026 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 67 60 70 53 63 Temp 62 64 66 67 65 63 62 61 60 67 70 68 61 58 56 53 53 59 61 61 57 Dewpt 61 63 64 64 64 63 62 61 60 56 52 49 47 46 44 43 43 41 41 41 44 RH 97 97 93 90 97100100100100 68 53 51 60 64 64 69 69 51 48 48 62 Wind dir E NE NE NE N N N NW NW NW NW NW NW NW N N N N N SW N Wind spd 8 9 9 6 3 0 0 2 6 11 13 12 8 8 8 8 6 8 4 3 0 Clouds OV OV OV OV OV B2 B2 B2 B1 FW FW CL CL CL CL CL CL CL FW CL CL PoP 12hr 70 5 0 0 0 QPF 12hr 0.02 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L S Date Wed 10/07/26 Thu 10/08/26 Fri 10/09/26 Sat 10/10/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 53 68 55 73 56 71 56 67 Temp 54 53 66 62 59 57 72 66 60 57 70 65 60 57 66 62 Dewpt 47 47 52 55 54 53 55 55 53 52 55 55 53 51 53 53 PWind dir SW S SW W W E SW NE Wind char LT GN LT LT LT LT LT LT Avg clouds CL CL CL FW FW FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 0 0 0 0 0 0 0 0 $$