Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
792 FOUS51 KLWX 032339 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 739 PM EDT Fri May 3 2024 VAZ054-040800- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 739 PM EDT Fri May 3 2024 Date 05/03/24 Sat 05/04/24 Sun 05/05/24 Mon 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 55 59 57 71 64 Temp 64 60 56 55 55 57 59 59 58 57 57 58 60 65 70 71 68 65 65 65 66 Dewpt 52 50 49 49 50 51 52 52 50 51 51 53 56 59 60 62 61 62 63 62 64 RH 65 69 77 80 83 80 78 78 75 80 80 83 87 81 71 73 78 90 93 90 93 Wind dir E E E E E E E E E E E E SE SE S S SE S S SW SW Wind spd 12 11 10 10 9 10 10 12 12 12 12 11 10 11 11 12 9 8 5 5 5 Clouds B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 OV OV OV PoP 12hr 70 80 90 80 60 QPF 12hr 0.10 0.15 0.26 0.25 0.03 Snow 12hr 00-00 00-00 00-00 Drizzle AR AR Rain D D D L L L D D Rain shwrs C L L D D L L L L C C C Tstms S S S S Date 05/06 Tue 05/07/24 Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 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 81 66 82 67 87 68 86 66 79 Temp 78 75 68 68 80 77 69 70 85 80 70 70 85 76 68 67 76 70 Dewpt 64 64 63 64 64 64 63 65 64 64 64 65 65 62 60 58 57 54 PWind dir SW SW SW S SW S SW NW NW Wind char LT LT LT LT GN LT GN GN GN Avg clouds B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 SC SC B1 B1 PoP 12hr 60 50 50 30 30 40 60 40 40 Rain shwrs C L C C C C C C C C C L C S C Tstms S C C S S S C C S C C C $$ MDZ013-040800- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 739 PM EDT Fri May 3 2024 Date 05/03/24 Sat 05/04/24 Sun 05/05/24 Mon EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 51 58 54 68 63 Temp 60 56 52 51 51 53 58 57 55 54 54 54 56 61 68 68 65 63 63 64 66 Dewpt 50 49 49 48 50 51 51 50 50 50 50 51 54 56 59 60 61 61 62 62 64 RH 69 77 89 89 96 93 77 77 83 86 86 90 93 84 73 76 87 93 97 93 93 Wind dir E E E E E E E E E E E E SE SE SE S S S S SW SW Wind spd 11 9 6 8 8 9 10 10 10 9 9 9 10 10 10 10 9 8 5 4 6 Clouds B1 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 OV OV OV PoP 12hr 70 80 90 80 60 QPF 12hr 0.20 0.17 0.26 0.36 0.04 Snow 12hr 00-00 00-00 00-00 Rain L D D L L L D D Rain shwrs S C L D D L L L L C C C Tstms S S S Coast Flood Y Y Y Y Y A A Date 05/06 Tue 05/07/24 Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 79 62 79 64 84 65 83 62 77 Temp 77 74 64 64 77 75 66 67 83 77 67 67 80 76 64 64 75 68 Dewpt 65 64 63 64 64 64 63 65 64 63 63 65 65 63 59 57 56 55 PWind dir SW SW S S SW S SW NW W Wind char LT LT LT GN GN GN GN GN GN Avg clouds B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B2 B2 B1 SC SC B1 B1 PoP 12hr 60 50 50 30 40 50 70 40 40 Rain shwrs C L C C C C C S S C C C C L C S C Tstms S C C S S S C C S C C S $$ MDZ011-040800- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 739 PM EDT Fri May 3 2024 Date 05/03/24 Sat 05/04/24 Sun 05/05/24 Mon 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 57 59 59 72 67 Temp 62 61 58 58 57 58 59 59 59 59 59 59 60 63 68 71 69 69 67 68 70 Dewpt 50 48 48 48 48 49 49 49 49 49 49 51 52 54 57 59 59 60 61 62 63 RH 65 62 69 69 72 72 69 69 69 69 69 75 75 72 68 66 70 73 81 81 78 Wind dir E E E E E E E E E E E E SE SE SE S S S S SW SW Wind spd 11 8 6 6 8 9 10 10 9 9 9 9 9 10 10 10 9 6 5 4 6 Clouds B1 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 OV OV OV PoP 12hr 60 80 90 80 60 QPF 12hr 0.15 0.17 0.28 0.39 0.04 Snow 12hr 00-00 00-00 00-00 Rain C D D D L L D D Rain shwrs S C C D D L L L L C C C Tstms S S S Date 05/06 Tue 05/07/24 Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 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 84 68 85 70 88 70 87 68 82 Temp 81 76 70 70 82 77 70 74 86 80 72 72 84 78 70 70 79 70 Dewpt 63 63 62 61 62 62 62 63 63 62 63 63 64 61 58 56 55 54 PWind dir SW W S S SW S SW NW W Wind char LT LT LT LT GN LT GN GN GN Avg clouds B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B2 B2 B1 SC SC B1 B1 PoP 12hr 50 50 50 30 40 50 70 40 40 Rain shwrs C C C C C C C S S C C C C L C S C Tstms S C C S S S C C S C C S $$ WVZ052-040800- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 739 PM EDT Fri May 3 2024 Date 05/03/24 Sat 05/04/24 Sun 05/05/24 Mon EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 50 57 52 67 59 Temp 68 60 54 51 51 51 56 56 52 53 52 52 54 59 65 67 65 62 61 60 63 Dewpt 54 50 48 48 50 49 50 49 49 49 49 49 52 54 57 59 58 59 59 58 61 RH 61 69 80 89 96 93 80 77 89 86 89 89 93 83 75 75 78 90 93 93 93 Wind dir SE E E E E E SE E SE SE SE E SE SE S S S S SW SW W Wind spd 10 10 8 8 6 8 9 10 9 10 9 6 6 5 6 6 5 4 3 2 3 Clouds B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 OV OV B2 PoP 12hr 70 80 100 90 50 QPF 12hr 0.17 0.24 0.31 0.22 0.07 Snow 12hr 00-00 00-00 00-00 Drizzle AR AR Rain L D D D D D D D Rain shwrs L L L L D D L L C C S S C Tstms C S S C C S Date 05/06 Tue 05/07/24 Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 77 59 79 62 84 62 81 60 75 Temp 75 72 61 61 76 75 65 65 81 77 64 64 78 75 62 62 71 67 Dewpt 61 60 58 60 61 61 60 62 61 61 60 62 62 59 57 56 54 52 PWind dir SW NW W S SW SW SW W W Wind char LT LT LT LT GN LT GN GN GN Avg clouds B2 B2 B1 B2 B1 B1 B1 B1 B1 B1 B1 B2 B2 B1 SC SC B1 B1 PoP 12hr 70 50 60 40 50 50 70 40 50 Rain shwrs C L C C C L C C C C C C C L C S C C Tstms S C C S S C C S S C C C $$ VAZ506-040800- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 739 PM EDT Fri May 3 2024 Date 05/03/24 Sat 05/04/24 Sun 05/05/24 Mon 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 53 57 55 70 63 Temp 67 60 54 53 55 55 57 57 56 55 55 56 57 63 69 70 68 65 63 64 66 Dewpt 54 51 49 50 51 52 52 52 52 51 52 54 56 59 62 63 63 63 63 63 65 RH 63 72 83 89 86 90 83 83 86 86 90 93 96 87 78 78 84 93100 97 97 Wind dir E E E E E E E E E E E E SE SE S S S S S SW SW Wind spd 11 8 6 6 6 6 8 9 8 9 8 6 8 9 9 8 5 5 4 4 5 Clouds B1 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 OV OV B2 PoP 12hr 80 80 100 90 60 QPF 12hr 0.17 0.23 0.32 0.28 0.09 Snow 12hr 00-00 00-00 00-00 Drizzle AR AR Rain D D D D D D D D Rain shwrs C L L D D L L L L S S C Tstms S S S S C S Date 05/06 Tue 05/07/24 Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 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 63 79 64 85 65 83 63 77 Temp 79 73 65 65 78 76 67 68 84 79 67 68 81 77 65 65 75 69 Dewpt 65 65 63 64 64 65 64 65 64 66 64 66 65 63 61 59 56 56 PWind dir SW W SW S SW S SW NW W Wind char LT LT LT LT GN LT GN GN GN Avg clouds B2 B2 B2 B2 B1 B1 SC B1 B1 B1 B1 B2 B2 B1 SC SC B1 B1 PoP 12hr 60 50 50 30 40 50 70 40 50 Rain shwrs C L C C C C C S S C C C C L C C C Tstms S C C S C S C C S S C C C $$ VAZ037-040800- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 739 PM EDT Fri May 3 2024 Date 05/03/24 Sat 05/04/24 Sun 05/05/24 Mon EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 58 62 61 75 66 Temp 76 67 61 59 58 58 62 62 61 61 61 61 64 69 75 75 75 70 68 67 69 Dewpt 60 55 52 52 52 52 53 53 52 53 54 55 56 59 60 61 60 60 60 60 61 RH 58 65 72 78 80 80 72 72 72 75 78 81 75 70 60 62 60 71 76 78 76 Wind dir E NE E NE NE NE NE NE NE E E E SE S S S S S SW SW SW Wind spd 9 9 6 5 5 5 6 6 6 5 5 5 4 5 8 6 5 4 5 4 5 Clouds B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 OV OV B2 PoP 12hr 80 80 100 80 50 QPF 12hr 0.31 0.23 0.75 0.23 0.04 Snow 12hr 00-00 00-00 00-00 Drizzle AR AR Rain D D D L D D D D Rain shwrs L L C L D D L L C C C Tstms C S S C C S Date 05/06 Tue 05/07/24 Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 83 65 85 67 89 67 88 65 82 Temp 82 74 67 68 83 78 69 71 87 81 70 70 85 80 68 68 78 72 Dewpt 62 62 61 61 61 61 61 62 62 62 61 62 62 60 58 58 56 54 PWind dir SW SW SW SW SW SW SW W W Wind char LT LT GN LT GN LT GN LT GN Avg clouds B2 B2 B2 B2 B1 SC SC SC B1 B1 B1 B1 B1 B1 SC SC B1 B1 PoP 12hr 80 50 60 20 40 40 70 30 50 Rain shwrs C D C S C L S C C C C L C C C Tstms S C C S C S C C S S C C C $$ MDZ003-040800- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 739 PM EDT Fri May 3 2024 Date 05/03/24 Sat 05/04/24 Sun 05/05/24 Mon 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 51 57 52 66 60 Temp 69 60 54 52 52 52 56 57 54 52 52 52 54 58 64 66 65 62 62 62 63 Dewpt 53 49 49 49 49 50 51 50 49 50 50 51 52 55 58 60 61 61 61 61 62 RH 57 67 83 89 89 93 83 77 83 93 93 96 93 90 81 81 87 97 97 97 97 Wind dir SE SE SE E E E E E SE SE SE E SE SE SE S S S S S SW Wind spd 10 9 8 8 6 6 9 10 10 11 10 9 8 8 8 6 6 6 4 3 4 Clouds B1 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 OV OV OV PoP 12hr 70 80 100 90 50 QPF 12hr 0.08 0.27 0.35 0.30 0.21 Snow 12hr 00-00 00-00 00-00 Drizzle AR AR Rain L D D D D D D D Rain shwrs C C L D D L L C C S S C Tstms S S S C S Date 05/06 Tue 05/07/24 Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 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 61 78 63 84 63 81 61 74 Temp 75 71 63 63 76 74 65 66 82 77 65 65 80 73 63 62 72 66 Dewpt 63 63 61 61 63 64 62 64 64 63 63 64 64 62 58 57 55 54 PWind dir W N SW S SW S SW W W Wind char LT LT LT LT GN LT GN GN GN Avg clouds B2 B2 B1 B2 B1 B1 B1 B1 B1 B1 B1 B2 B2 B1 SC SC B1 B1 PoP 12hr 60 40 60 40 50 50 80 40 50 Rain shwrs C L C C C L C C C C C C C D C S C C Tstms C C S S C C S S C C S $$ MDZ017-040800- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 739 PM EDT Fri May 3 2024 Date 05/03/24 Sat 05/04/24 Sun 05/05/24 Mon EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 55 62 60 72 67 Temp 63 58 55 55 55 58 62 61 61 61 60 62 65 72 72 72 71 67 69 68 69 Dewpt 53 51 50 51 52 53 54 52 52 53 53 54 57 59 60 60 61 61 62 62 63 RH 70 77 83 86 90 83 75 72 72 75 78 75 75 64 66 66 71 81 78 81 81 Wind dir E E E E E E E E E E E SE SE SE S SE SE S S S SW Wind spd 14 10 9 9 10 10 11 12 12 11 11 13 12 13 13 13 13 10 10 9 10 Clouds B1 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 OV OV B2 PoP 12hr 60 60 60 50 40 QPF 12hr 0.09 0.11 0.06 0.10 0.05 Snow 12hr 00-00 00-00 00-00 Rain L L C C C C L L Rain shwrs S C C C C C C C C C C C Tstms S S Coast Flood Y Y Y Y Y A A A Date 05/06 Tue 05/07/24 Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 78 65 79 65 83 66 83 65 77 Temp 77 70 67 67 77 72 67 68 82 74 68 68 82 73 67 67 75 68 Dewpt 65 64 63 64 64 64 62 64 64 64 63 65 66 65 61 60 60 58 PWind dir S SW SW S S S SW W SE Wind char GN LT LT GN GN GN GN GN GN Avg clouds B2 B2 B2 B2 B1 SC B1 B1 B1 B1 B1 B1 B1 B1 SC SC B1 B1 PoP 12hr 60 50 50 20 20 40 60 40 40 Rain shwrs C L C C C C S S C C S L C S C Tstms S C C S S S S C S C C S $$ WVZ502-040800- Petersburg WV 38.99N 79.15W Elev. 963 ft 739 PM EDT Fri May 3 2024 Date 05/03/24 Sat 05/04/24 Sun 05/05/24 Mon 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 58 59 58 75 62 Temp 70 65 61 60 58 58 59 59 58 58 58 58 61 66 75 75 74 67 65 63 65 Dewpt 62 61 59 56 55 56 56 55 54 54 54 54 55 59 62 63 61 61 60 59 60 RH 76 87 93 87 90 93 90 87 86 86 86 86 81 78 64 66 64 81 84 87 84 Wind dir E E E E E E SE SE SE SE SE SE SE S S S S SW SW W SW Wind spd 5 3 4 3 3 3 4 5 5 4 4 3 3 5 6 4 4 4 4 3 2 Clouds OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 OV OV B1 PoP 12hr 70 80 100 80 40 QPF 12hr 0.25 0.15 0.16 0.15 0.02 Snow 12hr 00-00 00-00 00-00 Drizzle AR AR Rain L D D D D D D D Rain shwrs L L L L D D L L C C C Tstms C S S S S S C C S Date 05/06 Tue 05/07/24 Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 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 61 81 62 86 63 83 62 78 Temp 79 73 63 63 79 76 65 66 84 79 67 64 79 76 65 62 74 68 Dewpt 64 63 60 61 63 63 61 62 61 63 61 62 63 61 58 57 56 54 PWind dir SW SW W SW W SW W W W Wind char LT LT GN GN GN GN BZ GN GN Avg clouds B2 B2 B1 B2 B1 SC SC B1 B1 B1 B1 B1 B2 B1 SC B1 B1 B1 PoP 12hr 80 50 70 30 50 50 80 40 50 Rain shwrs C D C C C L C C C C C C L D C S C C Tstms S C C C S S C C S S C C S C $$ MDZ014-040800- Annapolis MD 38.99N 76.49W Elev. 7 ft 739 PM EDT Fri May 3 2024 Date 05/03/24 Sat 05/04/24 Sun 05/05/24 Mon EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 53 61 56 70 64 Temp 59 56 53 53 53 57 60 60 56 57 56 56 60 65 70 70 67 64 64 66 67 Dewpt 51 50 50 50 50 51 52 52 50 51 52 52 54 57 61 61 61 62 62 62 63 RH 75 80 89 89 89 80 75 75 80 80 86 86 81 75 73 73 81 93 93 87 87 Wind dir E E E E E E E E E E E E SE SE S S S S S S SW Wind spd 13 9 8 9 9 10 10 11 11 11 10 11 11 11 12 11 12 9 8 5 8 Clouds B1 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 OV OV OV PoP 12hr 60 70 80 80 60 QPF 12hr 0.14 0.14 0.20 0.28 0.04 Snow 12hr 00-00 00-00 00-00 Rain L L L L L L D D Rain shwrs S C L D D L L L L C C C Tstms S S S Coast Flood Y Y Y Y Y A A Date 05/06 Tue 05/07/24 Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 76 64 78 66 82 67 81 64 76 Temp 74 71 66 67 76 73 68 68 79 75 68 69 78 75 66 66 73 68 Dewpt 66 64 63 63 64 64 64 64 65 63 64 65 66 64 61 59 58 56 PWind dir S SW S S SW S SW NW W Wind char LT LT LT GN GN GN GN GN GN Avg clouds B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 SC SC B1 B1 PoP 12hr 60 50 50 30 30 40 60 40 40 Rain shwrs C L C C C C C C C C C L C S C Tstms S C C S S S C C S C C S $$