Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
279 FOUS51 KLWX 261444 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 1044 AM EDT Sun May 26 2024 VAZ054-262000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 1044 AM EDT Sun May 26 2024 Date Sun 05/26/24 Mon 05/27/24 Tue 05/28/24 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 87 71 85 67 84 Temp 81 85 85 79 75 72 71 73 77 82 83 77 74 72 68 71 77 81 82 77 Dewpt 66 66 67 66 67 67 67 69 70 70 70 69 68 66 62 61 59 57 56 58 RH 60 53 55 64 76 84 87 87 79 67 65 76 82 81 81 71 54 44 41 52 Wind dir NE SE SE SE SE SE S S S S S S S W W W W W W NW Wind spd 5 4 8 6 10 9 9 10 13 13 11 9 8 9 8 6 10 10 9 6 Clouds SC B1 B1 SC B1 B2 B1 B1 B1 B2 B1 B1 SC FW FW CL FW FW SC FW PoP 12hr 20 50 90 50 10 QPF 12hr 0.05 0.11 0.52 0.19 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C C C L L D D C Tstms S S S C C C C C L L S Heat index 83 87 88 82 86 86 81 82 Max heat 87 88 86 88 81 82 Date Wed 05/29/24 Thu 05/30/24 Fri 05/31/24 Sat 06/01/24 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 79 58 74 56 75 57 80 Temp 68 70 77 70 62 62 71 69 60 60 72 69 61 63 76 73 Dewpt 57 57 53 52 50 48 44 44 45 45 42 46 46 49 48 51 PWind dir NW W NW NW NW NW NW NW Wind char LT GN GN GN LT GN LT LT Avg clouds FW FW FW SC FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 5 30 5 5 5 5 10 10 Rain shwrs S C Tstms S $$ MDZ013-262000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 1044 AM EDT Sun May 26 2024 Date Sun 05/26/24 Mon 05/27/24 Tue 05/28/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 67 83 65 82 Temp 80 83 83 78 72 70 68 69 75 79 80 75 72 70 66 68 76 80 81 75 Dewpt 64 66 65 66 66 66 66 68 70 71 71 70 69 66 62 61 60 59 57 59 RH 58 57 55 67 81 87 93 97 84 77 74 84 90 87 87 78 58 49 44 58 Wind dir NE E E SE SE SE S S S S S S S W W W W W W W Wind spd 4 4 8 5 8 8 9 8 13 13 13 9 6 8 6 5 11 11 11 9 Clouds SC SC SC SC B1 B2 B2 B2 OV OV B2 B2 B1 SC FW CL FW FW FW FW PoP 12hr 20 60 90 50 10 QPF 12hr 0.02 0.12 0.64 0.16 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C L D D D D C Tstms S S C C C C C L L S Heat index 82 85 85 81 81 Max heat 85 86 84 81 81 Date Wed 05/29/24 Thu 05/30/24 Fri 05/31/24 Sat 06/01/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 61 78 56 74 53 74 53 78 Temp 65 67 76 68 60 59 71 68 58 58 71 69 58 61 76 72 Dewpt 57 58 54 54 51 49 44 47 45 45 43 47 47 49 48 53 PWind dir W W NW NW NW NW NW NW Wind char LT LT LT GN LT LT LT LT Avg clouds FW FW FW SC FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 5 40 5 5 5 5 10 10 Rain shwrs S C Tstms S $$ MDZ011-262000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 1044 AM EDT Sun May 26 2024 Date Sun 05/26/24 Mon 05/27/24 Tue 05/28/24 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 90 73 87 70 87 Temp 80 87 88 80 78 74 73 74 79 83 83 76 77 73 71 73 81 85 85 77 Dewpt 64 65 65 65 66 66 67 67 68 70 70 69 68 66 62 61 58 57 56 58 RH 58 48 47 60 67 76 81 79 69 65 65 79 74 79 73 66 46 39 37 52 Wind dir NE SE SE SE SE SE S SE S S S S S W W W W W W W Wind spd 4 5 8 6 8 8 9 8 13 13 13 9 6 8 6 5 11 11 10 9 Clouds SC SC SC SC B1 B1 B2 OV B2 OV B2 B2 B1 FW FW CL FW FW FW FW PoP 12hr 20 60 90 60 10 QPF 12hr 0.04 0.13 0.56 0.14 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C C L D D D D L Tstms S S S C C C C C L L C Heat index 82 89 90 85 85 86 83 81 81 Max heat 89 91 83 85 86 83 84 Date Wed 05/29/24 Thu 05/30/24 Fri 05/31/24 Sat 06/01/24 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 83 62 79 58 79 60 83 Temp 70 72 81 71 64 65 76 69 62 63 75 70 63 66 81 73 Dewpt 57 57 53 53 50 47 43 45 43 44 42 46 46 48 47 51 PWind dir W W NW NW NW NW NW NW Wind char LT LT LT GN LT LT LT LT Avg clouds FW FW FW SC FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 5 40 5 5 5 5 10 10 Rain shwrs S C Tstms S $$ WVZ052-262000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 1044 AM EDT Sun May 26 2024 Date Sun 05/26/24 Mon 05/27/24 Tue 05/28/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 82 64 80 59 79 Temp 75 80 81 77 70 67 66 69 73 77 78 75 68 65 60 65 73 76 76 72 Dewpt 64 63 63 64 64 65 65 66 67 68 67 64 62 58 55 58 56 54 53 54 RH 69 56 54 64 81 93 97 90 81 74 69 69 81 78 84 78 55 46 45 53 Wind dir NE E SE SE S S S SE S S S SW SW W W W W W W W Wind spd 5 4 5 5 8 6 6 9 14 13 11 5 5 6 4 5 12 13 13 9 Clouds SC SC B1 B1 B1 B2 B2 B1 B2 B2 SC SC FW FW FW CL FW FW FW CL PoP 12hr 20 60 100 30 30 QPF 12hr 0 0.14 0.34 0.03 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C L L L L L D D C C C Tstms S C C C C C C L L S Obvis PF PF Heat index 81 82 Max heat 81 83 Date Wed 05/29/24 Thu 05/30/24 Fri 05/31/24 Sat 06/01/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 55 74 49 70 47 71 48 77 Temp 59 62 70 66 54 55 68 65 52 54 68 67 53 56 73 70 Dewpt 52 54 51 48 46 45 40 42 41 42 41 45 43 47 47 52 PWind dir W W NW NW NW NW NW N Wind char LT GN GN GN LT LT LT LT Avg clouds FW FW FW SC FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 5 40 5 5 0 5 10 10 Rain shwrs C C Tstms S $$ VAZ506-262000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 1044 AM EDT Sun May 26 2024 Date Sun 05/26/24 Mon 05/27/24 Tue 05/28/24 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 87 68 85 62 82 Temp 80 85 85 79 73 70 69 71 76 80 83 76 72 68 64 68 76 80 81 75 Dewpt 66 66 66 67 68 68 67 69 71 71 70 69 67 63 61 61 59 57 57 59 RH 62 53 53 67 84 93 93 93 85 74 65 79 84 84 90 78 56 45 44 58 Wind dir NE N SE SE SE SE S S S S SW S S W W W W W W NW Wind spd 5 3 4 5 8 8 8 9 14 14 13 5 5 6 5 4 10 11 10 8 Clouds SC SC B1 SC B2 B2 B1 B2 B2 B2 B1 B1 SC FW FW CL FW FW FW FW PoP 12hr 20 50 90 40 10 QPF 12hr 0.01 0.15 0.31 0.06 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C C L L D D C Tstms S C C C C C C L L S Heat index 82 87 87 82 85 86 81 81 Max heat 87 87 85 86 81 81 Date Wed 05/29/24 Thu 05/30/24 Fri 05/31/24 Sat 06/01/24 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 59 77 54 72 51 73 51 78 Temp 64 65 75 68 58 58 71 67 56 56 70 68 56 59 76 72 Dewpt 55 57 54 52 50 49 44 47 45 45 43 48 46 49 49 54 PWind dir NW W NW NW NW NW NW NW Wind char LT LT LT GN LT LT LT LT Avg clouds FW FW FW SC FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 5 30 5 5 5 5 10 10 Rain shwrs S C Tstms S $$ VAZ037-262000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 1044 AM EDT Sun May 26 2024 Date Sun 05/26/24 Mon 05/27/24 Tue 05/28/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 68 87 64 85 Temp 81 85 86 79 74 70 69 71 78 83 84 78 73 68 66 70 78 83 83 77 Dewpt 64 64 64 65 65 65 64 65 67 67 66 64 62 61 57 58 56 54 52 54 RH 56 50 48 62 74 84 84 81 69 59 55 62 68 78 73 66 47 37 34 45 Wind dir E E SE SE S S S S S S SW SW SW W W W W W W W Wind spd 4 4 5 5 4 3 3 5 11 11 11 6 5 4 3 3 8 10 9 8 Clouds SC SC B1 B2 B2 B2 B2 B1 B2 B1 B1 SC FW FW FW CL CL FW FW FW PoP 12hr 30 60 90 20 10 QPF 12hr 0.04 0.32 0.09 0.01 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C C C C C D D S Tstms C C C C S S L L Heat index 83 86 87 82 86 86 83 Max heat 86 87 86 87 81 83 Date Wed 05/29/24 Thu 05/30/24 Fri 05/31/24 Sat 06/01/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 59 80 54 77 51 78 53 82 Temp 63 67 77 70 59 61 74 69 57 59 75 69 58 61 79 73 Dewpt 53 54 50 48 47 46 42 45 43 44 41 44 45 47 47 53 PWind dir W W NW NW NW N NW SW Wind char LT GN LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW FW FW FW CL FW FW FW FW SC PoP 12hr 0 20 5 5 0 5 10 10 Rain shwrs S Tstms S $$ MDZ003-262000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 1044 AM EDT Sun May 26 2024 Date Sun 05/26/24 Mon 05/27/24 Tue 05/28/24 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 84 67 80 60 79 Temp 76 82 82 77 72 69 68 69 74 77 78 74 69 65 61 66 73 77 76 71 Dewpt 66 64 64 66 66 66 66 67 69 69 68 67 64 61 57 59 58 57 55 57 RH 71 55 55 69 81 90 93 93 84 76 71 79 84 87 87 78 59 50 48 61 Wind dir NE E SE SE S S S S S S S SW SW W W W W W W W Wind spd 5 4 4 5 10 9 8 10 17 14 12 6 6 6 5 6 13 14 14 10 Clouds SC SC SC B1 B2 B2 B2 B1 B2 B2 B1 SC SC FW FW CL FW FW FW FW PoP 12hr 20 60 100 30 30 QPF 12hr 0 0.26 0.57 0.03 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L L D D D D C C C Tstms C C C C C C L L S Obvis PF PF Heat index 83 83 Max heat 83 83 Date Wed 05/29/24 Thu 05/30/24 Fri 05/31/24 Sat 06/01/24 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 56 74 50 71 48 71 49 76 Temp 60 63 71 64 55 55 68 64 52 55 69 66 53 58 74 70 Dewpt 54 56 53 51 48 46 43 44 41 43 43 47 45 48 49 54 PWind dir W W NW NW NW NW NW NW Wind char LT GN LT GN LT LT LT LT Avg clouds FW FW SC SC FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 5 50 5 5 0 5 10 10 Rain shwrs C C Tstms S $$ MDZ017-262000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 1044 AM EDT Sun May 26 2024 Date Sun 05/26/24 Mon 05/27/24 Tue 05/28/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 82 69 85 68 84 Temp 79 80 80 74 70 70 69 72 78 82 81 77 73 72 69 71 78 82 81 75 Dewpt 69 69 68 67 66 66 67 69 70 71 70 69 68 68 64 63 62 61 61 63 RH 72 69 67 79 87 87 93 90 76 69 69 76 84 87 84 76 58 49 51 66 Wind dir SE SE SE SE SE SE S S S S S S S SW W NW W W SW SW Wind spd 5 8 8 9 12 11 11 11 16 16 14 11 10 8 6 6 8 8 9 5 Clouds SC SC SC SC B1 B2 B1 B2 SC B1 B1 B1 B1 SC FW FW FW FW FW SC PoP 12hr 20 40 80 50 10 QPF 12hr 0 0.05 0.66 0.19 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C L L D D C Tstms S S C C S C C L L S Heat index 83 83 85 83 82 82 Max heat 83 83 85 85 82 83 Date Wed 05/29/24 Thu 05/30/24 Fri 05/31/24 Sat 06/01/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 64 81 59 75 58 75 58 77 Temp 68 69 79 71 63 62 73 69 62 62 72 69 61 63 76 70 Dewpt 59 59 58 57 53 51 48 50 50 49 45 49 50 52 51 55 PWind dir W W NW NW NW NW NW N Wind char LT LT GN GN LT GN LT LT Avg clouds FW FW FW SC FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 5 20 5 5 5 5 10 10 Rain shwrs S Tstms S $$ WVZ502-262000- Petersburg WV 38.99N 79.15W Elev. 963 ft 1044 AM EDT Sun May 26 2024 Date Sun 05/26/24 Mon 05/27/24 Tue 05/28/24 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 85 63 84 58 79 Temp 74 82 81 74 68 65 65 68 75 80 80 74 68 63 60 63 71 76 76 70 Dewpt 64 64 66 66 64 63 62 64 66 66 65 63 60 57 54 56 55 53 53 54 RH 71 55 60 76 87 93 90 87 74 62 60 69 76 81 81 78 57 45 45 57 Wind dir NE E E S S S S S SW SW W SW W W W W W W W W Wind spd 3 4 4 4 4 4 4 6 12 11 12 6 5 5 4 6 11 12 11 8 Clouds SC B1 B2 B2 B2 B2 B1 B2 B2 SC SC SC SC FW FW FW FW FW FW FW PoP 12hr 50 70 100 20 30 QPF 12hr 0.13 0.15 0.05 0.01 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C L C C C L L D D S C C Tstms S C L C C C C C L L Heat index 83 83 82 83 Max heat 83 84 82 83 Date Wed 05/29/24 Thu 05/30/24 Fri 05/31/24 Sat 06/01/24 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 54 72 48 72 44 74 46 80 Temp 58 60 69 63 52 52 69 64 49 51 71 66 51 55 77 71 Dewpt 52 53 50 49 47 44 40 44 43 42 41 46 44 46 47 55 PWind dir W W NW NW NW NW W N Wind char LT GN LT LT LT LT LT LT Avg clouds FW SC SC SC SC FW FW FW FW FW CL FW FW FW FW SC PoP 12hr 10 50 5 5 0 5 10 20 Rain shwrs C C S Tstms S $$ MDZ014-262000- Annapolis MD 38.99N 76.49W Elev. 7 ft 1044 AM EDT Sun May 26 2024 Date Sun 05/26/24 Mon 05/27/24 Tue 05/28/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 82 69 81 67 82 Temp 77 80 81 76 73 70 70 71 74 77 78 74 73 71 69 71 75 78 80 75 Dewpt 67 68 67 67 68 67 67 69 69 71 70 69 69 67 64 63 60 60 60 61 RH 71 67 63 74 84 90 90 93 84 82 76 84 87 87 84 76 60 54 51 62 Wind dir E SE SE S S S S S S S S S S W W W W W W W Wind spd 4 5 8 5 11 10 10 10 17 16 16 10 8 9 8 6 11 11 9 9 Clouds SC FW SC SC B1 B2 B2 B2 B2 B2 B1 B2 B1 SC FW CL FW FW FW FW PoP 12hr 20 50 90 50 10 QPF 12hr 0.01 0.08 0.68 0.35 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C L L D D C Tstms S S C C C C C L L S Heat index 83 83 Max heat 83 83 Date Wed 05/29/24 Thu 05/30/24 Fri 05/31/24 Sat 06/01/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 65 78 59 74 57 74 58 77 Temp 68 69 75 70 63 62 70 69 61 61 70 69 61 63 74 71 Dewpt 59 59 57 55 53 51 46 47 47 46 45 48 51 51 51 55 PWind dir W W NW NW NW NW NW N Wind char LT LT GN GN LT GN LT LT Avg clouds FW FW FW SC FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 5 30 5 5 5 5 10 10 Rain shwrs S C Tstms S $$