Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
608 FOUS51 KLWX 141737 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 137 PM EDT Tue May 14 2024 VAZ054-142000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 137 PM EDT Tue May 14 2024 Date Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 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 61 68 60 72 Temp 69 68 66 65 63 63 63 64 64 66 64 63 61 61 63 67 70 71 69 Dewpt 60 61 61 60 59 60 60 60 60 60 59 58 58 57 57 57 57 57 56 RH 73 78 84 84 87 90 90 87 87 81 84 84 90 87 81 70 63 61 63 Wind dir S S SE S SE E E E E NE NE NE N N N N N N NE Wind spd 10 10 11 9 8 8 9 10 10 11 10 9 8 9 11 12 13 12 9 Clouds OV OV OV OV OV OV OV OV OV OV OV OV B2 OV B2 B2 B2 B2 B1 PoP 12hr 80 90 80 50 20 QPF 12hr 0.21 0.68 0.50 0.02 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L D D D D D D D D C C S S S S S S Tstms S S S Obvis PF PF Date Fri 05/17/24 Sat 05/18/24 Sun 05/19/24 Mon 05/20/24 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 60 77 60 72 60 72 60 77 Temp 62 63 75 72 62 62 69 68 62 62 69 69 62 62 75 73 Dewpt 56 56 56 57 57 57 59 58 58 57 57 57 57 57 56 57 PWind dir NE NE E E E NE NE NE Wind char LT LT LT GN GN GN GN GN Avg clouds SC SC B1 B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC PoP 12hr 5 10 40 60 50 40 20 20 Rain shwrs C C C L C C C C S S Tstms S S $$ MDZ013-142000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 137 PM EDT Tue May 14 2024 Date Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 72 59 66 59 70 Temp 70 69 65 63 62 60 61 62 64 63 63 61 60 59 60 65 69 70 67 Dewpt 60 61 61 61 59 59 60 61 61 61 59 59 58 57 58 59 59 58 58 RH 71 76 87 93 90 96 97 97 90 93 87 93 93 93 93 81 70 66 73 Wind dir S S SE S SE SE E E E E NE NE N N N N N N NE Wind spd 9 10 10 6 5 6 8 9 10 11 9 9 9 9 12 13 13 12 10 Clouds OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 B1 PoP 12hr 70 90 90 50 30 QPF 12hr 0.05 0.40 0.74 0.03 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L L D D D D L L C C C C C C S S Tstms S S Obvis PF PF Date Fri 05/17/24 Sat 05/18/24 Sun 05/19/24 Mon 05/20/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 57 75 58 70 58 70 57 74 Temp 60 60 73 70 60 60 68 66 59 59 68 67 59 60 73 71 Dewpt 56 56 57 57 57 57 58 59 57 58 58 58 57 57 57 58 PWind dir NE E E E E NE NE NE Wind char GN GN LT GN GN GN GN GN Avg clouds SC SC SC B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC PoP 12hr 5 10 30 50 50 30 20 20 Rain shwrs S C C C C C C C S S Tstms S $$ MDZ011-142000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 137 PM EDT Tue May 14 2024 Date Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 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 65 71 64 75 Temp 72 72 68 69 65 65 65 68 69 68 66 67 64 64 66 70 74 75 69 Dewpt 59 61 61 60 59 59 58 59 59 59 59 58 57 57 57 57 56 57 56 RH 64 68 78 73 81 81 78 73 70 73 78 73 78 78 73 63 53 54 63 Wind dir S S SE SE SE SE E E E E E NE N N N N N N NE Wind spd 10 9 9 6 5 6 8 9 10 11 9 6 8 8 11 12 13 11 9 Clouds OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 B2 B1 PoP 12hr 60 80 90 50 30 QPF 12hr 0.07 0.43 0.52 0.03 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L L D D D D D D C C C C C C S S Tstms S S Date Fri 05/17/24 Sat 05/18/24 Sun 05/19/24 Mon 05/20/24 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 62 80 63 75 63 75 62 80 Temp 64 66 78 73 65 65 73 68 64 65 73 69 64 66 78 73 Dewpt 55 55 56 57 56 56 57 57 56 55 57 57 56 56 56 58 PWind dir NE E E E E NE NE NE Wind char GN GN LT GN GN GN GN GN Avg clouds SC SC SC B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC PoP 12hr 5 10 30 50 50 30 20 20 Rain shwrs S C C C C C C C S S Tstms S $$ WVZ052-142000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 137 PM EDT Tue May 14 2024 Date Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 69 57 64 55 72 Temp 67 68 65 62 60 59 59 61 62 63 63 60 58 58 58 64 68 71 69 Dewpt 58 59 59 59 58 57 58 58 58 58 57 57 56 55 56 56 56 55 56 RH 73 73 81 90 93 93 96 90 87 84 81 90 93 90 93 75 65 57 63 Wind dir S S SE SE SE E E E E NE NE N N N N N N NE E Wind spd 10 10 9 8 6 5 5 6 8 6 6 5 6 5 8 9 10 10 8 Clouds OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B1 SC SC PoP 12hr 70 80 90 60 30 QPF 12hr 0.04 0.37 0.29 0.03 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L L D D D D D D L L C C C C S S Tstms S S S Obvis PF PF PF PF PF Date Fri 05/17/24 Sat 05/18/24 Sun 05/19/24 Mon 05/20/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 54 75 57 69 57 70 55 74 Temp 58 58 72 71 60 59 66 66 59 58 67 68 57 58 72 71 Dewpt 54 55 56 57 55 57 58 57 56 56 57 56 54 56 55 56 PWind dir E E SE SE E NE N N Wind char LT LT GN GN GN GN LT GN Avg clouds SC SC B1 B1 B2 OV B2 B2 B2 B2 B2 B1 SC B1 SC SC PoP 12hr 5 20 60 70 50 30 20 20 Rain shwrs S C L L L C C C C S S Tstms S S S $$ VAZ506-142000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 137 PM EDT Tue May 14 2024 Date Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 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 59 66 59 71 Temp 67 68 66 64 62 60 61 63 64 65 64 62 61 59 60 65 70 71 69 Dewpt 60 61 62 61 60 60 61 61 60 60 59 59 58 57 58 59 58 58 59 RH 78 78 87 90 93100100 93 87 84 84 90 90 93 93 81 66 63 70 Wind dir S S SE S SE E E E NE NE NE N N N N N N N NE Wind spd 9 10 10 9 5 5 6 9 10 9 8 6 6 6 10 12 12 11 8 Clouds OV OV OV OV OV OV OV OV OV OV OV OV B2 OV B2 B2 B1 B1 SC PoP 12hr 80 90 80 60 20 QPF 12hr 0.14 0.82 0.44 0.03 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L D D D D D D D D D L L C C S S S S Tstms S S S Obvis PF PF PF PF Date Fri 05/17/24 Sat 05/18/24 Sun 05/19/24 Mon 05/20/24 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 56 77 59 71 59 70 57 75 Temp 60 60 75 72 61 61 69 68 61 60 68 68 60 60 73 72 Dewpt 57 57 58 59 58 59 60 60 58 58 59 59 57 58 58 60 PWind dir NE E SE SE E NE NE N Wind char LT LT GN GN GN GN GN GN Avg clouds SC SC B1 B1 B2 OV B2 B2 B2 B2 B2 B1 B1 B1 SC SC PoP 12hr 10 10 50 60 50 40 20 20 Rain shwrs C C C L C C C C S S Tstms S S $$ VAZ037-142000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 137 PM EDT Tue May 14 2024 Date Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 68 61 71 60 77 Temp 66 67 65 65 63 63 63 66 67 69 66 65 62 62 63 68 73 76 71 Dewpt 60 61 58 59 58 58 58 59 60 59 58 57 57 56 56 56 56 55 56 RH 81 81 78 81 84 84 84 78 78 70 75 75 84 81 78 65 55 48 59 Wind dir SE SE SE SE E NE NE NE NE NE NE N N N N N N NE NE Wind spd 6 9 8 6 4 6 5 5 6 6 6 5 5 5 6 9 10 9 6 Clouds OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2 B1 B1 B1 SC SC PoP 12hr 100 100 80 50 20 QPF 12hr 0.39 0.89 0.07 0.02 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L D D D D L L L D D C C S S S S Tstms S S C C Obvis PF PF Date Fri 05/17/24 Sat 05/18/24 Sun 05/19/24 Mon 05/20/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 59 80 62 74 62 75 60 79 Temp 62 63 77 74 64 64 72 70 64 64 72 71 62 63 76 74 Dewpt 55 56 57 58 58 58 60 59 58 57 57 56 55 55 56 57 PWind dir N E E SE NE NE N NE Wind char LT LT LT LT LT GN LT GN Avg clouds SC SC B1 B1 B2 OV B2 B2 B2 B2 B1 B1 SC B1 SC SC PoP 12hr 5 30 60 80 50 40 20 20 Rain shwrs C L L L D C C C C S S Tstms S S C S $$ MDZ003-142000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 137 PM EDT Tue May 14 2024 Date Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 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 69 59 66 57 73 Temp 68 69 65 63 61 60 61 62 64 64 63 60 59 58 60 66 70 72 69 Dewpt 59 60 60 60 59 59 59 59 59 59 57 57 57 56 57 58 58 57 58 RH 73 73 84 90 93 96 93 90 84 84 81 90 93 93 90 75 66 59 68 Wind dir S S SE SE SE SE E E E NE NE NE N N N N N NE E Wind spd 11 11 11 11 9 6 6 8 9 8 8 6 8 8 9 10 10 10 8 Clouds OV OV OV OV OV OV OV OV OV OV B2 OV B2 B2 B2 B2 B1 SC SC PoP 12hr 80 80 90 50 30 QPF 12hr 0.03 0.33 0.25 0.02 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L C D D D D D D C C C C C C S S Tstms S S S S Obvis PF PF PF PF PF Date Fri 05/17/24 Sat 05/18/24 Sun 05/19/24 Mon 05/20/24 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 55 75 58 69 58 70 57 74 Temp 59 59 73 71 60 60 67 66 60 59 68 68 59 59 72 71 Dewpt 55 56 58 58 57 58 60 59 58 57 58 58 56 57 57 58 PWind dir E E SE SE E NE NE NW Wind char LT GN GN GN GN GN LT GN Avg clouds FW SC B1 B1 B2 B2 B2 B2 B2 B2 B2 B1 SC B1 SC SC PoP 12hr 10 20 50 70 50 30 20 20 Rain shwrs S C C L L C C C C S S Tstms S S $$ MDZ017-142000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 137 PM EDT Tue May 14 2024 Date Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 72 61 69 60 71 Temp 71 70 66 64 63 62 64 66 68 68 65 63 62 61 63 67 70 69 66 Dewpt 62 62 60 59 59 59 61 62 62 61 60 59 59 58 59 59 59 58 58 RH 73 76 81 84 87 90 90 87 81 78 84 87 90 90 87 75 68 68 75 Wind dir S SE S S SE E E E NE NE NE N N N N N N N N Wind spd 10 10 12 10 10 12 11 12 11 10 11 11 11 12 13 16 17 13 12 Clouds OV OV OV OV OV OV OV OV OV B2 OV OV OV OV B2 B2 B2 B2 B1 PoP 12hr 50 90 80 40 30 QPF 12hr 0.20 0.38 0.29 0.03 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L D D D D D L L C C C C S S C C Tstms S S Obvis PF PF Date Fri 05/17/24 Sat 05/18/24 Sun 05/19/24 Mon 05/20/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 60 74 59 72 59 72 59 74 Temp 62 62 73 69 61 62 70 66 61 61 71 66 61 62 73 69 Dewpt 56 57 58 57 56 57 60 59 58 58 60 58 57 58 58 58 PWind dir N NE E SE E NE NE NE Wind char GN GN GN GN GN GN GN GN Avg clouds B1 B1 SC B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC PoP 12hr 5 5 30 50 50 40 20 20 Rain shwrs S C C C C C C C S S Tstms S S $$ WVZ502-142000- Petersburg WV 38.99N 79.15W Elev. 963 ft 137 PM EDT Tue May 14 2024 Date Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 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 58 68 56 75 Temp 70 71 66 63 60 60 59 62 65 66 63 60 58 57 57 63 71 74 69 Dewpt 60 60 60 59 58 58 58 60 61 60 59 58 57 56 56 57 58 58 58 RH 71 68 81 87 93 93 96 93 87 81 87 93 96 96 96 81 63 57 68 Wind dir S S SE SE SE E NE E NE NE NE NE N N N N N N NE Wind spd 6 8 6 4 4 2 3 4 4 4 5 3 3 3 4 5 6 8 5 Clouds OV OV OV OV B2 OV OV OV OV OV OV OV OV OV B2 B2 B1 SC SC PoP 12hr 60 70 90 60 30 QPF 12hr 0.03 0.30 0.16 0.02 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L C C L L D D D D L L S S C C C C Tstms C S S S S Obvis PF PF PF PF Date Fri 05/17/24 Sat 05/18/24 Sun 05/19/24 Mon 05/20/24 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 54 80 59 74 59 75 56 78 Temp 58 58 77 73 62 61 71 69 61 60 72 70 58 59 76 73 Dewpt 55 56 59 60 59 59 61 61 59 58 60 58 56 56 56 58 PWind dir S SE SE SE E NE N N Wind char LT LT LT GN LT GN LT GN Avg clouds B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B1 SC SC SC SC SC PoP 12hr 5 40 60 80 40 40 20 20 Rain shwrs C L L L D C S C C S S Tstms S S C S $$ MDZ014-142000- Annapolis MD 38.99N 76.49W Elev. 7 ft 137 PM EDT Tue May 14 2024 Date Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 70 61 66 60 70 Temp 69 69 66 65 63 62 63 64 64 65 63 63 61 62 63 65 67 69 66 Dewpt 61 62 61 61 60 60 60 61 62 61 59 59 59 59 59 58 59 58 58 RH 76 78 84 87 90 93 90 90 93 87 87 87 93 90 87 78 75 68 75 Wind dir S S S S S SE E E E NE NE NE N N N N N N NE Wind spd 9 10 12 9 8 8 10 11 11 11 10 11 10 11 12 13 14 11 11 Clouds OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 B1 PoP 12hr 60 90 90 50 20 QPF 12hr 0.11 0.43 0.90 0.03 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L L D D D D L L C C C C S S S S Tstms S S Obvis PF Date Fri 05/17/24 Sat 05/18/24 Sun 05/19/24 Mon 05/20/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 60 73 60 70 59 69 59 74 Temp 62 62 71 69 62 62 67 66 61 61 67 67 61 62 71 70 Dewpt 58 57 59 58 58 57 60 59 58 58 59 58 57 57 58 59 PWind dir NE NE E E E NE NE NE Wind char GN GN LT GN GN GN GN GN Avg clouds B1 B1 SC B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC PoP 12hr 5 5 30 50 50 40 20 20 Rain shwrs S C C C C C C C S S Tstms S $$