Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
610 FOUS51 KLWX 170458 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 1258 AM EDT Mon Jun 17 2024 VAZ054-172000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 1258 AM EDT Mon Jun 17 2024 Date Mon 06/17/24 Tue 06/18/24 Wed 06/19/24 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 91 73 94 70 91 Temp 71 73 82 89 90 86 79 76 74 75 85 93 93 86 78 74 70 74 83 89 90 85 Dewpt 60 62 62 63 64 64 63 63 62 66 67 67 66 65 61 63 64 65 64 64 63 64 RH 68 68 51 42 42 48 58 64 66 74 55 43 41 50 56 69 81 74 53 44 41 50 Wind dir S S S S S S S S S S S SE SE SE SE S S S S SE SE SE Wind spd 8 10 12 12 13 12 10 9 8 8 8 10 12 12 10 6 5 3 5 8 10 10 Clouds SC SC SC FW SC SC FW FW SC SC SC SC SC FW FW FW SC B1 SC SC SC FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 83 90 91 87 88 97 96 88 84 90 91 86 Max heat 90 93 84 97 97 85 90 91 Date Thu 06/20/24 Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 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 93 73 97 77 99 79 97 Temp 73 75 90 86 77 77 94 90 81 80 96 91 82 81 94 89 Dewpt 65 66 64 63 65 66 64 65 68 68 66 68 70 70 67 68 PWind dir S S S S S S S SW Wind char LT LT LT LT LT LT LT GN Avg clouds FW FW SC SC FW FW SC SC SC SC SC SC SC SC SC B1 PoP 12hr 0 0 0 10 10 20 20 30 Rain shwrs S S C Tstms S S C $$ MDZ013-172000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 1258 AM EDT Mon Jun 17 2024 Date Mon 06/17/24 Tue 06/18/24 Wed 06/19/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 90 69 92 67 90 Temp 67 72 82 89 88 81 74 71 69 73 85 91 90 83 75 70 68 72 83 88 89 83 Dewpt 59 61 61 63 64 63 63 62 62 65 68 68 67 65 63 64 64 66 65 64 64 64 RH 75 68 49 42 45 54 69 73 78 76 57 47 47 55 66 81 87 81 55 45 44 53 Wind dir S S S S S S S S S S S SE S S S S S S S SE SE S Wind spd 6 8 10 12 13 11 8 5 5 5 6 10 11 9 6 4 3 2 4 6 8 6 Clouds SC SC SC FW FW SC SC SC SC SC SC SC SC FW FW FW SC SC SC SC SC SC PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 83 90 89 82 88 95 93 85 85 89 90 84 Max heat 90 91 95 96 82 89 90 Date Thu 06/20/24 Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 68 92 70 96 74 97 75 95 Temp 70 73 90 84 73 76 94 87 76 79 94 86 77 79 92 86 Dewpt 66 67 65 64 66 67 66 67 69 71 67 70 70 70 69 69 PWind dir S S S S S S S SW Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW SC SC SC SC SC SC SC SC SC SC B1 SC SC B1 PoP 12hr 0 0 0 10 10 20 20 30 Rain shwrs S S C Tstms S S C $$ MDZ011-172000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 1258 AM EDT Mon Jun 17 2024 Date Mon 06/17/24 Tue 06/18/24 Wed 06/19/24 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 92 75 95 73 93 Temp 72 72 85 90 91 85 80 78 76 77 88 93 95 85 82 76 74 77 87 91 92 86 Dewpt 59 60 60 62 63 62 62 63 62 64 66 67 65 65 63 63 64 65 63 62 62 63 RH 64 66 43 39 40 46 54 60 62 64 48 43 37 51 53 64 71 67 45 38 37 46 Wind dir S S S S S S S S S S S SE S S S S S S S SE SE S Wind spd 5 9 10 11 13 11 8 5 4 4 6 10 10 9 6 3 3 2 3 6 8 5 Clouds SC SC SC FW SC FW FW FW SC SC SC SC SC FW FW FW SC SC SC SC SC FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 85 90 92 86 81 90 97 98 87 83 88 92 93 87 Max heat 90 93 84 97 99 86 92 93 Date Thu 06/20/24 Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 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 74 94 76 99 80 99 79 98 Temp 76 76 91 87 79 77 96 90 82 81 96 90 82 80 93 88 Dewpt 64 65 63 63 65 66 65 65 68 68 66 68 70 68 66 67 PWind dir S S S S S S S SW Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW SC SC FW SC SC SC SC SC SC SC B1 B1 SC B1 PoP 12hr 0 0 0 10 10 20 20 30 Rain shwrs S S C Tstms S S C $$ WVZ052-172000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 1258 AM EDT Mon Jun 17 2024 Date Mon 06/17/24 Tue 06/18/24 Wed 06/19/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 90 67 93 64 91 Temp 64 71 82 89 90 84 76 72 69 74 84 91 92 88 75 69 64 69 81 87 90 85 Dewpt 59 60 63 66 67 67 67 65 64 68 69 68 66 66 63 62 60 64 64 63 62 63 RH 84 68 53 47 47 57 74 79 84 82 61 47 43 48 66 78 87 84 56 45 39 48 Wind dir S S S S S S S SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE Wind spd 9 9 8 9 11 9 8 6 5 4 5 9 10 8 6 5 3 1 2 6 8 5 Clouds FW FW FW SC SC FW FW FW SC SC SC SC SC SC FW FW SC SC SC SC SC FW PoP 12hr 20 10 10 0 0 QPF 12hr 0.03 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Obvis PF PF Heat index 83 92 93 87 88 95 95 90 83 88 90 86 Max heat 92 93 95 96 86 88 90 Date Thu 06/20/24 Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 64 92 66 95 69 95 71 92 Temp 68 72 88 85 70 74 91 87 74 77 93 87 74 77 89 85 Dewpt 63 64 62 63 64 65 62 64 65 67 63 65 66 67 64 64 PWind dir SE SE S SE SW W SW SW Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC FW SC SC SC SC SC FW SC B1 B1 SC B1 PoP 12hr 0 5 5 10 10 20 20 40 Rain shwrs S S S C Tstms S S C $$ VAZ506-172000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 1258 AM EDT Mon Jun 17 2024 Date Mon 06/17/24 Tue 06/18/24 Wed 06/19/24 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 92 69 94 66 92 Temp 68 73 83 90 90 87 78 72 70 73 86 93 94 86 75 69 66 71 84 90 91 86 Dewpt 58 60 63 66 67 66 65 63 62 66 69 69 67 67 63 62 62 65 65 64 63 64 RH 70 64 51 45 47 50 64 73 76 79 57 46 41 53 66 78 87 81 53 42 40 48 Wind dir S S S S S S S S S S S S SE SE SE S S S S SE SE SE Wind spd 8 9 10 10 11 10 6 6 5 5 5 8 9 9 6 4 3 2 3 5 6 6 Clouds SC SC SC SC SC SC FW FW SC SC SC SC SC FW FW FW SC B1 SC SC SC FW PoP 12hr 5 5 5 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 84 93 93 89 90 98 98 89 86 91 92 87 Max heat 93 95 85 98 99 84 91 92 Date Thu 06/20/24 Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 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 94 69 98 73 99 75 97 Temp 70 73 90 87 73 75 96 90 76 79 96 89 78 79 94 88 Dewpt 65 67 65 65 65 67 65 66 68 70 66 68 70 71 69 69 PWind dir S S S S S SW S SW Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW SC FW FW FW SC SC FW FW SC B1 SC SC B1 PoP 12hr 0 0 0 10 10 20 20 30 Rain shwrs S S C Tstms S S C $$ VAZ037-172000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 1258 AM EDT Mon Jun 17 2024 Date Mon 06/17/24 Tue 06/18/24 Wed 06/19/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 91 70 94 67 92 Temp 68 72 84 90 90 85 79 75 72 74 85 93 94 87 77 70 67 71 83 89 92 86 Dewpt 60 61 64 66 67 66 66 65 63 66 67 67 65 66 61 60 60 63 63 62 62 62 RH 76 68 51 45 47 53 64 71 73 76 55 43 39 50 58 71 78 76 51 41 37 45 Wind dir S S S S S S S S S S S SE SE SE SE SE SE N SE SE SE SE Wind spd 6 6 9 9 9 6 5 4 3 3 5 6 8 6 3 2 1 0 2 5 5 4 Clouds SC SC SC B1 B2 B1 SC SC SC SC SC B1 SC FW FW FW FW FW FW FW SC FW PoP 12hr 20 5 5 0 0 QPF 12hr 0.04 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 85 93 93 87 88 97 97 89 84 89 93 86 Max heat 93 94 85 97 98 85 89 93 Date Thu 06/20/24 Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 67 93 69 97 72 99 75 98 Temp 71 72 89 86 73 74 94 90 76 77 96 91 79 78 96 89 Dewpt 62 64 63 63 63 64 63 65 64 66 64 65 66 67 64 66 PWind dir SE SE S S SW S SW SW Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW SC SC FW FW FW SC SC FW FW SC SC SC SC B1 PoP 12hr 0 0 0 10 5 20 10 30 Rain shwrs S C Tstms S C $$ MDZ003-172000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 1258 AM EDT Mon Jun 17 2024 Date Mon 06/17/24 Tue 06/18/24 Wed 06/19/24 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 91 69 95 66 92 Temp 68 71 82 89 90 86 77 73 69 73 85 93 94 87 77 70 66 71 83 90 91 86 Dewpt 59 60 64 66 68 68 67 65 63 68 71 70 67 68 64 63 62 64 66 65 63 64 RH 73 68 55 47 49 55 71 76 81 84 63 47 41 53 64 78 87 79 57 44 40 48 Wind dir S S S S S S S S SE S S S S SE S SE SE S S S S SE Wind spd 6 8 8 9 10 8 5 5 4 4 5 8 8 6 5 4 3 2 3 5 6 5 Clouds FW FW FW FW SC FW FW FW FW SC SC SC SC FW FW FW SC FW SC SC SC FW PoP 12hr 10 10 10 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 83 92 94 89 90 99 98 91 85 92 92 87 Max heat 92 94 82 99 100 87 92 93 Date Thu 06/20/24 Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 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 94 69 97 72 96 73 93 Temp 70 73 90 87 73 75 94 90 76 79 94 89 76 78 91 86 Dewpt 64 67 65 65 65 68 65 67 67 68 66 68 68 70 67 66 PWind dir SE S S SW S W S SW Wind char LT LT LT LT LT LT LT LT Avg clouds SC FW FW SC FW SC SC SC SC SC SC SC B1 B1 SC B1 PoP 12hr 0 0 0 10 10 20 10 30 Rain shwrs S S C Tstms S C $$ MDZ017-172000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 1258 AM EDT Mon Jun 17 2024 Date Mon 06/17/24 Tue 06/18/24 Wed 06/19/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 71 88 70 86 Temp 70 74 83 87 86 81 76 73 72 76 86 88 87 80 75 72 70 75 83 86 84 79 Dewpt 63 65 63 64 63 63 64 64 63 67 68 66 66 66 63 64 64 67 67 66 66 66 RH 78 74 51 46 46 54 66 73 73 74 55 48 50 62 66 76 81 76 59 51 55 64 Wind dir S S S SE SE S S S S S S SE SE SE S S S S SE SE SE SE Wind spd 8 9 11 13 16 14 11 9 8 6 9 12 12 11 9 6 5 3 5 10 10 9 Clouds B1 SC SC SC FW SC SC SC SC SC SC FW FW FW FW SC SC SC SC SC FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 84 88 87 82 89 90 89 82 86 88 86 Max heat 88 88 91 90 88 88 Date Thu 06/20/24 Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 69 88 70 92 74 95 77 96 Temp 71 76 86 81 73 77 90 84 76 79 91 85 78 81 92 86 Dewpt 66 68 66 66 66 68 68 69 69 70 70 71 70 71 71 71 PWind dir S S S S S S S S Wind char LT LT LT LT LT LT LT GN Avg clouds FW FW FW FW FW FW FW SC SC SC FW SC SC SC SC B1 PoP 12hr 0 0 0 5 10 10 10 30 Rain shwrs C Tstms C $$ WVZ502-172000- Petersburg WV 38.99N 79.15W Elev. 963 ft 1258 AM EDT Mon Jun 17 2024 Date Mon 06/17/24 Tue 06/18/24 Wed 06/19/24 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 92 67 93 64 93 Temp 64 70 86 91 92 81 74 70 68 71 87 92 93 85 74 70 64 69 83 90 92 84 Dewpt 62 65 67 68 69 70 68 67 65 69 71 69 69 69 65 63 60 64 65 64 64 64 RH 93 84 53 47 47 69 82 90 90 93 59 47 46 59 74 78 87 84 55 42 40 51 Wind dir S S SW S SE S S S S S SE SE SE SE S S S S SE SE SE SE Wind spd 5 4 2 4 6 5 3 3 3 2 3 6 8 5 3 3 2 1 2 4 5 4 Clouds B1 SC SC B1 B1 SC SC SC SC SC SC B1 B1 SC SC FW SC SC FW SC SC SC PoP 12hr 50 10 30 0 0 QPF 12hr 0.16 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C C Tstms S C C S S Obvis PF PF PF PF PF Heat index 89 95 97 85 93 97 98 89 85 91 94 85 Max heat 95 97 97 98 84 91 94 Date Thu 06/20/24 Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 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 63 95 66 97 68 96 69 92 Temp 67 70 91 84 70 72 93 85 71 74 93 85 72 73 89 83 Dewpt 63 64 63 66 63 65 64 67 64 65 65 69 65 67 66 68 PWind dir S SE SW NW SW W SW SW Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC FW FW SC SC SC FW SC SC SC SC B1 B1 PoP 12hr 0 5 5 10 10 20 20 40 Rain shwrs S S S C Tstms S S S C $$ MDZ014-172000- Annapolis MD 38.99N 76.49W Elev. 7 ft 1258 AM EDT Mon Jun 17 2024 Date Mon 06/17/24 Tue 06/18/24 Wed 06/19/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 72 87 70 86 Temp 71 74 80 84 84 81 76 75 74 75 82 86 86 81 77 73 72 75 81 84 85 81 Dewpt 62 64 63 65 64 64 65 65 63 66 69 69 68 67 66 66 65 67 67 66 66 66 RH 73 71 56 53 51 56 69 71 69 74 65 57 55 63 69 79 79 76 63 55 53 60 Wind dir S S S S S S S S S S S S S S S S S S S S S S Wind spd 10 9 12 14 16 14 11 9 8 6 9 11 12 11 9 6 3 2 5 9 9 9 Clouds SC SC FW FW FW FW FW SC SC SC FW SC FW FW FW SC SC SC SC SC FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 81 86 85 83 85 90 89 83 83 86 87 83 Max heat 86 86 90 91 83 86 87 Date Thu 06/20/24 Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 71 87 73 91 77 93 77 92 Temp 73 75 84 82 75 77 88 85 78 79 89 85 78 79 88 84 Dewpt 66 67 67 66 68 68 69 68 70 71 71 71 71 70 71 71 PWind dir S S S S S S S S Wind char LT LT LT LT LT LT LT GN Avg clouds FW FW SC FW FW FW SC SC SC SC SC SC SC SC SC B1 PoP 12hr 0 0 0 10 10 20 20 30 Rain shwrs S S C Tstms S S C $$