Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
089 FOUS51 KLWX 240237 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 1037 PM EDT Mon Sep 23 2024 VAZ054-240800- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 1037 PM EDT Mon Sep 23 2024 Date 09/23/24 Tue 09/24/24 Wed 09/25/24 Thu EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 65 73 67 76 70 Temp 66 65 66 66 67 69 70 69 69 68 68 69 71 74 75 72 71 71 70 71 Dewpt 63 61 61 62 63 63 63 63 62 63 64 65 66 68 68 67 67 67 67 68 RH 90 87 84 87 87 81 78 81 78 84 87 87 84 82 79 84 87 87 90 90 Wind dir E E E E E E E E E E E SE SE SE SE SE SE SE S S Wind spd 10 9 9 9 10 10 11 10 11 9 9 9 10 10 10 9 8 5 5 5 Clouds OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 PoP 12hr 40 40 60 60 30 QPF 12hr 0.04 0.02 0.08 0.07 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C C C C C C C L L L C C C C C C S Tstms S S S S S C S S S Date 09/26 Fri 09/27/24 Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 82 70 79 69 77 65 76 63 75 Temp 80 77 72 72 77 74 70 69 75 71 66 65 74 69 65 64 73 69 Dewpt 69 67 68 67 65 64 64 65 64 61 60 60 58 57 58 58 58 57 PWind dir S E E E E E E E NE Wind char LT LT GN GN GN GN GN GN GN Avg clouds OV B2 B2 B2 OV B2 B2 B2 B2 B2 B1 B1 B1 B1 B2 B1 B1 B1 PoP 12hr 20 10 20 30 20 20 20 30 30 Rain shwrs S S S S C C S S S S S S C C C C $$ MDZ013-240800- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 1037 PM EDT Mon Sep 23 2024 Date 09/23/24 Tue 09/24/24 Wed 09/25/24 Thu EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 62 70 64 74 67 Temp 63 63 63 63 66 68 70 68 65 65 65 67 69 72 74 71 68 68 68 69 Dewpt 61 60 61 63 64 64 64 63 63 63 63 66 68 70 70 69 68 67 67 69 RH 93 90 93100 93 87 81 84 93 93 93 97 97 93 87 93100 97 97100 Wind dir E E E E E E E E E E E SE SE SE SE SE SE SE S S Wind spd 5 5 5 5 8 9 9 9 8 5 5 5 8 8 8 5 5 3 3 3 Clouds OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 OV B2 PoP 12hr 40 40 60 60 30 QPF 12hr 0.06 0.02 0.05 0.10 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C C C C L L L C C C C C C S Tstms S S S S Coast Flood W W W W W W W W W W Date 09/26 Fri 09/27/24 Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 80 68 78 66 76 62 75 59 73 Temp 78 74 69 68 76 73 67 66 74 69 63 63 73 67 61 61 71 67 Dewpt 71 70 68 67 67 67 65 65 66 64 61 60 60 60 59 59 60 60 PWind dir S SE E E E E E E E Wind char LT LT LT LT GN LT GN LT LT Avg clouds B2 B2 B2 OV B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 20 10 20 20 20 20 20 20 30 Rain shwrs S S S S S S S S S S S S S S C C $$ MDZ011-240800- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 1037 PM EDT Mon Sep 23 2024 Date 09/23/24 Tue 09/24/24 Wed 09/25/24 Thu EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 63 73 66 77 70 Temp 65 64 65 65 68 70 72 70 69 67 68 68 72 75 76 73 72 71 71 71 Dewpt 60 60 60 60 61 62 62 61 61 62 63 64 66 67 68 67 67 67 67 68 RH 84 87 84 84 78 76 71 73 76 84 84 87 81 76 76 81 84 87 87 90 Wind dir E E E E E E E E E E E SE SE SE SE SE SE SE S S Wind spd 5 5 5 5 8 9 10 9 8 5 5 5 9 9 8 5 4 3 2 3 Clouds OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 OV OV B2 OV B2 PoP 12hr 40 40 60 60 30 QPF 12hr 0.05 0.02 0.05 0.12 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C C C C L L L C C C C C C S Tstms S S S S Coast Flood Y Y Y Y Y Y Y Y Y Y Date 09/26 Fri 09/27/24 Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 83 70 81 68 78 64 77 63 76 Temp 81 76 72 71 79 75 70 68 76 70 67 64 75 69 65 64 74 70 Dewpt 69 67 67 64 63 64 63 62 62 61 60 58 58 58 58 57 57 57 PWind dir SW E E E E E E E E Wind char LT LT LT LT GN LT GN LT LT Avg clouds B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 20 10 20 20 20 20 20 20 30 Rain shwrs S S S S S S S S S S S S S S C C $$ WVZ052-240800- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 1037 PM EDT Mon Sep 23 2024 Date 09/23/24 Tue 09/24/24 Wed 09/25/24 Thu EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 59 66 61 72 63 Temp 63 62 60 60 62 63 65 64 62 63 63 63 66 70 71 68 65 66 64 64 Dewpt 62 62 60 60 61 63 63 63 62 63 62 63 66 68 68 67 65 65 64 64 RH 97100100100 97100 93 97100100 97100100 93 90 97100 97100100 Wind dir E SE SE E SE SE SE SE SE SE SE SE SE SE SE SE SE S S SE Wind spd 6 6 9 8 10 10 10 8 9 9 9 8 9 9 8 5 3 2 2 2 Clouds OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 OV OV B2 OV OV PoP 12hr 60 60 70 60 30 QPF 12hr 0.02 0.03 0.19 0.09 0.11 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C L L L L L L L L L L L L C C C C Tstms S S S S S S C S S Obvis PF PF PF PF PF Date 09/26 Fri 09/27/24 Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 77 63 74 62 73 58 71 55 70 Temp 74 70 64 64 72 69 64 62 71 66 61 58 69 64 57 56 68 64 Dewpt 68 67 64 64 66 64 62 62 64 62 60 58 59 58 57 56 58 57 PWind dir SE E E E E E E E E Wind char LT LT LT LT GN LT LT LT LT Avg clouds B2 B2 B2 OV B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B2 B1 B1 PoP 12hr 10 20 30 30 30 30 30 30 40 Rain shwrs S S C C C C C C C C C C C C C C $$ VAZ506-240800- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 1037 PM EDT Mon Sep 23 2024 Date 09/23/24 Tue 09/24/24 Wed 09/25/24 Thu EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 62 69 64 74 66 Temp 65 63 62 62 65 67 68 67 65 65 65 67 69 72 74 72 69 68 68 68 Dewpt 64 63 62 62 65 66 66 65 65 64 65 66 69 71 71 70 69 68 66 68 RH 97100100100100 97 93 93100 97100 97100 97 90 93100100 93100 Wind dir E SE E E SE SE SE SE SE SE SE SE SE SE SE SE SE S S S Wind spd 6 5 5 5 8 8 8 5 6 5 6 5 6 6 6 5 4 3 2 3 Clouds OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 OV OV B2 OV OV PoP 12hr 50 50 70 60 40 QPF 12hr 0.04 0.06 0.21 0.09 0.04 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C C C C L C L L L L C C C C C C S Tstms S S S S S S S C S S S Obvis PF PF Date 09/26 Fri 09/27/24 Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 80 67 77 66 76 62 74 58 72 Temp 78 74 69 68 75 73 68 66 74 69 63 62 72 67 61 59 70 66 Dewpt 72 70 69 68 69 67 67 66 68 65 62 61 63 61 60 59 62 60 PWind dir S E E E E E E NE NE Wind char LT LT LT LT GN LT LT LT LT Avg clouds OV B2 B2 OV B2 B2 B2 B2 B2 B2 B1 B2 B1 B1 B2 B2 B1 B1 PoP 12hr 20 20 30 30 30 30 30 30 40 Rain shwrs S S S S C C C C C C C C C C C C C C $$ VAZ037-240800- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 1037 PM EDT Mon Sep 23 2024 Date 09/23/24 Tue 09/24/24 Wed 09/25/24 Thu EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 62 69 63 75 65 Temp 65 65 63 63 65 66 67 67 65 64 64 64 68 72 74 71 68 67 66 66 Dewpt 65 65 63 63 63 65 65 64 65 64 64 64 66 68 69 68 67 67 66 66 RH 100100100100 93 97 93 90100100100100 93 87 84 90 97100100100 Wind dir NE E E NE E E E E E E E E SE SE SE E SE S S S Wind spd 2 3 3 4 5 5 5 4 3 3 2 2 3 3 3 2 2 1 1 2 Clouds OV OV OV OV OV OV OV OV OV OV OV B2 OV B2 B2 B2 OV B2 B2 B2 PoP 12hr 50 50 70 50 40 QPF 12hr 0.34 0.17 0.30 0.11 0.07 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C C C C L L L L C C C C C C C C S Tstms S S C C C S S C C C S Obvis PF PF PF PF Date 09/26 Fri 09/27/24 Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 79 66 75 64 76 61 72 58 71 Temp 78 73 68 67 73 71 67 65 73 69 64 61 70 66 60 58 69 65 Dewpt 68 67 67 66 68 66 66 65 65 63 61 60 61 60 58 57 58 58 PWind dir SE E E NE NE NE NE NE NE Wind char LT LT LT LT LT LT LT LT LT Avg clouds B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B1 B1 B1 B2 B2 B1 PoP 12hr 20 20 60 60 40 40 40 40 50 Rain shwrs S S S S L L L L C C C C C C C C C C $$ MDZ003-240800- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 1037 PM EDT Mon Sep 23 2024 Date 09/23/24 Tue 09/24/24 Wed 09/25/24 Thu EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 59 67 62 73 65 Temp 62 61 60 61 63 65 66 65 63 63 63 64 67 71 72 71 68 68 67 66 Dewpt 62 61 60 60 63 65 64 64 63 63 63 64 67 70 69 68 67 67 66 66 RH 100100100 97100100 93 97100100100100100 97 90 90 97 97 97100 Wind dir E SE E E E SE SE SE SE SE SE SE SE SE SE SE SE S S S Wind spd 5 5 5 5 8 9 9 6 8 8 8 6 8 8 8 5 4 3 2 2 Clouds OV OV OV OV OV OV OV OV OV OV OV OV OV B2 OV OV OV OV OV B2 PoP 12hr 60 70 80 60 40 QPF 12hr 0.03 0.03 0.27 0.09 0.14 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C C L L L L D D D D L L L L C C C C Tstms S S S S C S Obvis PF PF PF PF PF Date 09/26 Fri 09/27/24 Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 79 65 76 64 74 59 73 57 71 Temp 78 74 67 66 74 71 66 64 72 67 62 59 71 65 59 58 69 65 Dewpt 70 69 67 65 68 66 64 62 66 64 61 59 62 60 58 56 60 59 PWind dir SW E E E E E E E E Wind char LT LT LT LT LT LT LT LT LT Avg clouds B2 B2 B2 OV B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 10 10 20 30 20 30 30 30 30 Rain shwrs S S C C S S C C C C C C C C $$ MDZ017-240800- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 1037 PM EDT Mon Sep 23 2024 Date 09/23/24 Tue 09/24/24 Wed 09/25/24 Thu EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 65 75 67 78 69 Temp 66 65 65 67 70 73 73 71 67 68 68 70 73 76 77 74 71 70 70 71 Dewpt 60 60 60 63 63 63 64 63 63 64 65 67 68 68 68 67 67 68 68 69 RH 81 84 84 87 78 71 73 76 87 87 90 90 84 76 74 79 87 93 93 93 Wind dir E E E E E SE SE E E SE SE SE SE SE SE SE SE S S S Wind spd 9 6 6 6 9 9 10 10 10 8 8 8 10 10 10 9 6 5 5 5 Clouds OV OV OV OV OV B2 B2 B2 OV OV OV B2 B2 B2 B1 B2 B2 B2 B2 B2 PoP 12hr 40 30 40 40 20 QPF 12hr 0.03 0.01 0.01 0.04 0 Snow 12hr 00-00 00-00 00-00 Drizzle O O O O S Rain shwrs C C C C C C S S S S S S S Tstms S S S S S S Coast Flood W W W W W W W W Date 09/26 Fri 09/27/24 Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 82 69 80 68 79 65 77 63 76 Temp 81 76 71 71 78 74 70 70 77 70 66 67 75 69 65 65 75 68 Dewpt 70 69 69 70 69 67 67 67 66 63 63 63 60 59 60 61 61 60 PWind dir S SE E E E E E E E Wind char LT LT GN GN GN GN GN GN GN Avg clouds B2 B2 B2 OV B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 20 10 30 30 20 20 20 20 30 Rain shwrs S S C C C C S S S S S S S S C C $$ WVZ502-240800- Petersburg WV 38.99N 79.15W Elev. 963 ft 1037 PM EDT Mon Sep 23 2024 Date 09/23/24 Tue 09/24/24 Wed 09/25/24 Thu EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 61 73 60 79 61 Temp 67 64 62 63 67 72 72 69 65 62 62 62 70 77 79 74 68 65 63 63 Dewpt 66 64 62 63 64 64 63 63 64 62 62 62 66 66 66 66 66 64 62 63 RH 97100100100 90 76 73 81 97100100100 87 69 64 76 93 97 97100 Wind dir NE NE E E SE SE SE SE SE SE SE SE SE SE SE SE S S SW S Wind spd 2 2 2 3 5 6 8 5 4 3 3 2 4 5 5 3 2 2 2 2 Clouds OV OV OV OV OV B2 OV OV OV OV OV B2 OV B2 B2 B2 B2 B2 B2 B2 PoP 12hr 50 70 70 60 20 QPF 12hr 0.02 0.18 0.11 0.19 0.10 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C L L L L L L L L L L L L S S S S Tstms S S S S S C S S S C C S S S Obvis PF PF PF PF PF Date 09/26 Fri 09/27/24 Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 82 62 77 61 79 57 74 53 72 Temp 80 75 66 63 75 72 65 61 76 69 62 58 72 66 57 54 70 66 Dewpt 66 65 65 63 65 65 64 61 62 62 60 58 59 58 56 54 57 56 PWind dir SE E E E E E E E E Wind char LT LT LT LT LT LT LT LT LT Avg clouds B2 B2 OV B2 B2 B2 B2 B2 B1 B2 B2 B2 B1 B2 B2 B1 B1 B1 PoP 12hr 10 20 30 40 30 30 40 30 50 Rain shwrs S S C C C C C C C C C C C C C C $$ MDZ014-240800- Annapolis MD 38.99N 76.49W Elev. 7 ft 1037 PM EDT Mon Sep 23 2024 Date 09/23/24 Tue 09/24/24 Wed 09/25/24 Thu EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 64 71 66 74 69 Temp 65 66 65 66 67 69 70 68 67 67 68 69 70 72 74 72 71 70 70 70 Dewpt 61 60 62 62 62 63 63 62 63 63 65 66 67 68 69 68 68 69 69 69 RH 87 81 90 87 84 81 78 81 87 87 90 90 90 87 84 87 90 97 97 97 Wind dir E E E E E E E E E E SE SE SE SE SE SE SE S S S Wind spd 9 6 6 6 10 10 11 10 10 8 8 8 10 11 10 8 6 5 4 5 Clouds OV OV OV OV OV OV OV B2 OV OV OV B2 OV B2 B2 B2 B2 B2 OV B2 PoP 12hr 40 40 60 60 30 QPF 12hr 0.03 0.01 0.06 0.14 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C C C C C L L L C C C C C C S Tstms S S S S S Coast Flood W W W W W W W W W W Date 09/26 Fri 09/27/24 Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 78 69 76 68 74 64 72 62 72 Temp 77 73 71 71 75 73 70 68 72 69 66 64 71 68 64 64 70 68 Dewpt 70 69 69 67 66 66 66 66 64 63 62 60 60 60 60 59 60 60 PWind dir S SE E E E E E E E Wind char LT LT GN LT GN GN GN LT GN Avg clouds B2 B2 B2 OV B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 20 10 20 30 20 20 20 20 30 Rain shwrs S S S S C C S S S S S S S S C C $$