Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
822 FOUS51 KLWX 251738 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 138 PM EDT Wed Sep 25 2024 VAZ054-252000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 138 PM EDT Wed Sep 25 2024 Date Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 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 75 71 81 71 78 Temp 71 73 72 71 71 71 72 76 78 79 75 75 73 73 73 75 75 76 74 Dewpt 69 70 69 69 69 69 70 71 71 71 70 70 70 70 70 70 70 70 69 RH 93 90 90 93 93 93 93 85 79 77 84 84 90 90 90 84 84 82 84 Wind dir SE SE SE SE S S S S S S SE SE SE E E E E E E Wind spd 11 10 12 11 9 8 6 9 9 10 9 8 6 6 8 10 13 16 16 Clouds OV OV B2 OV OV OV OV OV OV OV OV B2 OV OV OV OV OV OV OV PoP 12hr 70 40 20 20 50 QPF 12hr 0.03 0.07 0 0.03 0.21 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C C C S S S S S S S S C C C C L Tstms C C C C S S S S S S Obvis PF Date Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 Tue 10/01/24 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 71 81 68 75 65 74 63 76 Temp 73 72 79 73 72 69 74 69 68 65 72 68 65 64 74 70 Dewpt 70 69 66 66 66 66 65 62 63 62 62 60 60 60 59 58 PWind dir E E E E NE NE NE NE Wind char GN GN GN GN GN GN GN GN Avg clouds OV B2 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B1 B2 B1 B1 PoP 12hr 60 30 30 30 30 30 30 30 Rain shwrs L L S C C C S C C C C C C C S C Tstms S S S $$ MDZ013-252000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 138 PM EDT Wed Sep 25 2024 Date Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 72 68 79 68 76 Temp 69 70 70 68 69 68 70 74 77 77 73 70 70 70 70 73 75 74 72 Dewpt 69 70 70 68 69 68 70 73 73 73 73 70 70 70 70 72 72 72 71 RH 100100100100100100100 97 87 87100100100100100 97 90 93 97 Wind dir SE SE SE SE S S S S S S S SE SE E E E E E E Wind spd 9 9 6 5 5 4 4 6 8 6 4 3 2 2 4 6 9 10 8 Clouds OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV PoP 12hr 70 40 20 20 40 QPF 12hr 0.06 0.09 0 0.02 0.17 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C C C S S S S S S S S C C C C L Tstms C S C C S S S S S Obvis PF PF PF PF PF Coast Flood W W W W W W Date Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 Tue 10/01/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 67 78 65 74 62 73 61 74 Temp 69 68 76 70 66 67 73 68 63 62 70 66 61 61 72 68 Dewpt 69 68 68 67 66 66 65 64 62 62 62 62 60 60 61 60 PWind dir E E E E NE NE NE NE Wind char LT GN LT GN LT GN LT GN Avg clouds OV B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 B2 B1 B2 B1 B1 PoP 12hr 60 30 30 30 30 30 30 30 Rain shwrs L L S C C C S C C S S C C C S C Tstms S S S $$ MDZ011-252000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 138 PM EDT Wed Sep 25 2024 Date Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 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 71 82 71 79 Temp 70 72 71 71 71 71 72 77 79 80 75 75 72 73 73 75 77 77 73 Dewpt 68 69 69 69 70 69 70 71 71 71 71 70 70 70 69 70 70 70 69 RH 93 90 93 93 97 93 93 82 77 74 87 84 93 90 87 84 79 79 87 Wind dir SE SE SE SE S S S S S S S SE S E E E E E E Wind spd 10 10 6 5 5 4 4 6 8 6 4 2 2 2 4 6 9 10 8 Clouds OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 PoP 12hr 70 40 20 20 30 QPF 12hr 0.09 0.10 0 0.02 0.16 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C C C S S S S S S S S C C C C L Tstms C S C C S S S S S Obvis PF PF Heat index 83 Max heat 83 Coast Flood Y Y Y Y Y Date Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 Tue 10/01/24 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 70 80 67 75 64 75 63 76 Temp 72 71 79 72 70 68 74 68 67 65 73 67 65 63 74 69 Dewpt 69 67 67 66 65 64 64 62 61 60 61 60 60 59 59 59 PWind dir E E E E NE NE NE NE Wind char LT GN LT GN LT GN LT GN Avg clouds OV B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 B2 B1 B2 B1 B1 PoP 12hr 60 30 30 30 30 30 30 30 Rain shwrs L L S C C C S C C S S C C C S C Tstms S S $$ WVZ052-252000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 138 PM EDT Wed Sep 25 2024 Date Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 70 66 77 65 73 Temp 66 67 67 66 66 66 67 70 74 75 70 68 67 67 67 70 71 71 69 Dewpt 66 67 67 66 66 66 67 69 70 70 69 68 67 67 67 69 70 69 68 RH 100100100100100100100 97 87 84 97100100100100 97 97 93 97 Wind dir SE SE SE SE S S S S S S SE SE E E E E E E E Wind spd 8 8 5 5 5 5 4 5 6 5 3 2 2 3 5 9 10 10 8 Clouds OV OV B2 OV OV OV OV OV B2 OV B2 B2 B2 OV OV B2 OV B2 OV PoP 12hr 70 50 20 20 40 QPF 12hr 0.02 0.08 0 0.02 0.23 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C C C S S S S S S S S C C C C L Tstms C C C C C S S S S S S S Obvis PF PF PF PF PF PF Date Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 Tue 10/01/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 64 76 62 70 58 70 57 71 Temp 67 64 73 69 66 63 69 65 60 58 68 64 59 58 69 64 Dewpt 67 64 66 66 64 63 64 62 60 58 61 60 59 58 59 59 PWind dir E E E NE NE NE NE E Wind char LT GN LT GN LT LT LT LT Avg clouds OV B2 B1 B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 B2 B1 B1 PoP 12hr 60 40 40 40 30 40 30 40 Rain shwrs L L C C C C C C C C C C C C C C Tstms S S S S $$ VAZ506-252000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 138 PM EDT Wed Sep 25 2024 Date Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 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 68 79 68 75 Temp 70 71 70 69 69 68 70 73 77 77 73 71 70 70 70 73 74 74 72 Dewpt 70 71 70 69 69 68 70 73 74 73 73 71 70 70 70 73 73 72 71 RH 100100100100100100100100 90 87100100100100100100 97 93 97 Wind dir SE SE SE SE S S S S S S SE SE SE E E E E E E Wind spd 6 6 6 5 5 5 5 5 5 5 4 3 2 3 5 8 9 10 9 Clouds OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV PoP 12hr 70 40 20 20 50 QPF 12hr 0.02 0.26 0 0.03 0.24 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C C C S S S S S S S S C C C C L Tstms C C C C C S S S S S Obvis PF PF PF PF PF Date Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 Tue 10/01/24 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 68 79 65 73 61 72 59 74 Temp 71 68 77 72 67 67 72 67 63 61 70 66 61 60 72 68 Dewpt 70 68 68 68 67 66 67 64 63 61 63 61 60 60 62 61 PWind dir E SE E E NE NE NE NE Wind char LT LT LT GN LT LT LT LT Avg clouds B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 PoP 12hr 60 40 40 40 30 40 30 30 Rain shwrs L L S C C C C C C C C C C C S C Tstms S S S $$ VAZ037-252000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 138 PM EDT Wed Sep 25 2024 Date Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 74 67 77 67 75 Temp 69 71 69 67 68 67 68 71 74 75 71 69 69 68 68 71 73 73 71 Dewpt 69 70 68 67 68 67 68 69 70 70 69 69 69 68 68 70 70 69 69 RH 100 97 97100100100100 93 87 84 93100100100100 97 90 87 93 Wind dir S SE E E S S S S S SE SE E E E E E E E E Wind spd 4 5 3 2 2 2 2 4 5 4 2 2 2 4 6 9 10 10 8 Clouds OV B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 OV PoP 12hr 50 60 30 40 80 QPF 12hr 0.03 0.54 0.09 0.29 0.88 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C L C C C C C C C C C C L L D D L Tstms C C C C C S S S S S S S C S C Obvis PF PF PF Date Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 Tue 10/01/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 65 78 64 73 61 71 59 73 Temp 68 65 76 70 66 64 72 66 63 61 69 65 61 60 72 67 Dewpt 68 65 65 66 65 64 65 63 62 61 63 61 60 59 60 60 PWind dir E SE NE NE NE NE N NE Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B1 B1 SC B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC PoP 12hr 60 40 30 40 40 40 30 30 Rain shwrs L C S C C C C C C C C C C S S C Tstms C S S S S S $$ MDZ003-252000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 138 PM EDT Wed Sep 25 2024 Date Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 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 71 67 78 66 75 Temp 66 69 68 68 67 67 68 72 75 76 72 69 69 68 67 71 73 74 71 Dewpt 66 69 68 68 67 67 68 71 73 72 71 69 69 68 67 69 70 70 69 RH 100100100100100100100 97 94 87 97100100100100 93 90 87 93 Wind dir SE SE SE SE S S S S S S S SE E E NE E E E E Wind spd 6 6 5 5 5 5 5 5 5 5 3 2 2 3 5 6 9 10 8 Clouds OV OV OV OV OV OV B2 OV OV OV OV OV OV OV B2 OV B2 OV OV PoP 12hr 70 50 20 20 40 QPF 12hr 0.02 0.05 0 0.01 0.16 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C C C S S S S S S S S C C C C L Tstms C C C C C S S S S Obvis PF PF PF PF PF PF Date Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 Tue 10/01/24 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 66 75 63 71 59 70 58 71 Temp 68 66 74 68 65 63 69 65 61 59 67 63 60 59 70 65 Dewpt 67 66 68 66 65 63 65 62 60 59 62 60 58 58 61 60 PWind dir E E E E NE NE NE SE Wind char LT LT LT LT LT LT LT LT Avg clouds OV B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 PoP 12hr 60 40 40 40 30 30 30 30 Rain shwrs L L C C C C C C C C C C C C C C Tstms S S S S $$ MDZ017-252000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 138 PM EDT Wed Sep 25 2024 Date Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 76 70 80 70 79 Temp 73 75 72 70 70 70 72 77 78 78 73 72 72 71 73 76 77 77 73 Dewpt 70 71 70 69 70 69 70 71 71 71 71 71 71 70 71 72 72 71 70 RH 90 87 93 97100 97 93 82 79 79 93 97 97 97 93 87 85 82 90 Wind dir SE SE SE S S S S S SE SE SE SE SE SE SE E SE SE SE Wind spd 11 12 10 10 8 6 5 8 10 10 8 5 5 5 6 10 11 12 11 Clouds OV B2 OV B2 B2 OV B2 OV OV OV OV OV OV OV B2 OV OV OV OV PoP 12hr 30 20 10 20 50 QPF 12hr 0.05 0 0 0.04 0.23 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S S S S S S C C C C C Tstms C S S S C Coast Flood Y Y Y Y Date Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 Tue 10/01/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 70 81 68 77 65 75 64 75 Temp 72 72 79 73 69 69 75 69 66 66 73 68 64 65 73 68 Dewpt 71 71 69 68 68 68 67 65 64 65 64 62 62 62 62 61 PWind dir SE SE E E NE NE NE NE Wind char GN GN GN GN GN GN GN GN Avg clouds B2 B1 B1 SC B1 B2 B1 B1 B1 B2 B1 B1 B1 B2 B1 B1 PoP 12hr 50 20 30 30 20 20 20 20 Rain shwrs C C S S S C S C S S S S S S S S Tstms C S S $$ WVZ502-252000- Petersburg WV 38.99N 79.15W Elev. 963 ft 138 PM EDT Wed Sep 25 2024 Date Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 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 63 80 63 77 Temp 73 74 69 66 65 63 64 72 78 78 72 68 66 64 65 70 74 75 72 Dewpt 67 67 67 66 65 63 64 67 67 66 67 67 66 64 65 67 67 66 67 RH 81 79 93100100100100 84 69 67 84 97100100100 90 79 74 84 Wind dir S SE SE S S S SE S S S SE SE E E E E E E E Wind spd 5 5 4 3 2 2 2 3 4 4 2 2 2 2 4 6 9 10 8 Clouds OV OV OV OV OV OV OV OV B2 B2 OV OV OV OV OV OV B2 B2 B2 PoP 12hr 70 50 30 30 70 QPF 12hr 0.06 0.02 0.04 0.16 0.47 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C C C C C C C C C S S C C L L L L L Tstms C C C C C S S S Obvis PF F Date Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 Tue 10/01/24 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 79 61 74 57 72 54 75 Temp 66 61 76 70 64 62 73 67 60 57 70 63 57 55 73 67 Dewpt 65 61 63 63 63 62 63 61 60 57 59 59 57 55 59 58 PWind dir E SE E E NE NE E W Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 PoP 12hr 60 30 30 40 30 40 30 40 Rain shwrs L C C C C C C C C C C C C C C C Tstms S S S $$ MDZ014-252000- Annapolis MD 38.99N 76.49W Elev. 7 ft 138 PM EDT Wed Sep 25 2024 Date Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 73 71 77 70 75 Temp 70 71 72 71 71 71 72 74 76 76 73 73 72 72 72 73 74 74 72 Dewpt 70 70 70 70 70 70 70 71 72 71 71 71 71 71 71 71 71 71 70 RH 100 97 93 97 97 97 93 90 87 85 93 93 97 97 97 93 90 90 93 Wind dir SE SE SE S S S S S S S S S S SE E E E E E Wind spd 12 11 10 9 8 6 5 9 10 10 5 4 2 3 5 9 10 10 10 Clouds OV OV B2 B2 OV OV OV OV OV OV OV B2 OV OV OV OV OV OV OV PoP 12hr 70 30 20 20 40 QPF 12hr 0.04 0.06 0 0.02 0.19 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C C C S S S S S S S S C C C C L Tstms C S S S S S S S Coast Flood W W W W W W Date Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 Tue 10/01/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 70 77 67 73 64 73 63 73 Temp 72 70 76 72 70 68 72 69 67 65 71 68 65 65 71 70 Dewpt 70 69 69 68 67 66 65 64 63 63 63 62 61 61 61 60 PWind dir E E E E NE NE NE NE Wind char GN GN LT GN GN GN LT GN Avg clouds B2 B2 B1 B1 B2 B2 B2 B2 B1 B2 B2 B2 B1 B2 B1 B1 PoP 12hr 60 30 30 30 30 30 30 30 Rain shwrs L L S C C C S C C S C C C C C C Tstms S S S $$