Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
072 FOUS51 KLWX 162337 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 737 PM EDT Sun Jun 16 2024 VAZ054-170800- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 737 PM EDT Sun Jun 16 2024 Date 06/16/24 Mon 06/17/24 Tue 06/18/24 Wed 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 70 91 72 94 70 Temp 83 75 72 70 73 82 88 91 86 79 76 74 75 85 93 93 86 78 74 70 74 Dewpt 61 61 60 60 62 62 63 64 64 63 63 62 66 67 67 66 65 61 63 64 65 RH 47 62 66 71 68 51 43 41 48 58 64 66 74 55 43 41 50 56 69 81 74 Wind dir SE S S S S S S S S S S S S S SE SE SE SE S S S Wind spd 11 10 9 8 10 12 12 13 12 10 9 8 8 8 10 12 12 10 6 5 3 Clouds SC SC SC SC SC SC SC SC SC FW SC SC FW FW FW FW FW FW FW SC SC PoP 12hr 0 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 83 83 89 93 87 88 97 96 88 Max heat 86 81 89 93 84 97 97 85 Date 06/19 Thu 06/20/24 Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 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 91 71 94 73 98 78 100 80 99 Temp 89 85 73 75 91 87 76 77 95 91 80 82 98 91 82 82 97 88 Dewpt 64 64 65 65 62 62 65 66 64 65 67 68 66 68 69 69 67 68 PWind dir SE S S S S S SW S SW Wind char LT LT LT LT LT LT LT LT GN Avg clouds FW FW FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC B1 PoP 12hr 0 0 0 0 5 5 10 10 30 Rain shwrs C Tstms C $$ MDZ013-170800- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 737 PM EDT Sun Jun 16 2024 Date 06/16/24 Mon 06/17/24 Tue 06/18/24 Wed EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 66 90 68 92 67 Temp 79 72 69 67 70 82 88 88 81 74 71 69 73 85 91 90 83 75 70 68 72 Dewpt 59 60 60 60 61 61 63 64 63 63 62 62 65 68 68 67 65 63 64 64 66 RH 50 66 73 78 73 49 43 45 54 69 73 78 76 57 47 47 55 66 81 87 81 Wind dir SE S S S S S S S S S S S S S SE S S S S S S Wind spd 10 8 6 6 8 10 12 13 11 8 5 5 5 6 10 11 9 6 4 3 2 Clouds SC SC FW B1 SC SC SC FW SC FW SC SC FW FW FW FW FW FW SC SC SC PoP 12hr 0 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 83 89 89 82 88 95 93 85 Max heat 83 89 91 95 96 82 Date 06/19 Thu 06/20/24 Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 67 92 70 96 74 98 77 97 Temp 88 83 70 72 90 85 72 75 94 89 76 79 96 89 78 79 95 85 Dewpt 64 64 66 66 65 65 66 66 65 67 68 69 67 68 69 70 68 70 PWind dir S S S S S SW S S S Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 PoP 12hr 0 0 0 0 5 5 20 20 20 Rain shwrs S S S S Tstms S S S S $$ MDZ011-170800- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 737 PM EDT Sun Jun 16 2024 Date 06/16/24 Mon 06/17/24 Tue 06/18/24 Wed 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 71 92 75 95 74 Temp 80 76 73 71 73 84 90 90 85 80 78 76 77 88 93 95 85 82 76 74 77 Dewpt 58 60 60 60 60 60 62 63 62 62 63 62 64 66 67 65 65 63 63 64 65 RH 47 58 64 68 64 44 39 41 46 54 60 62 64 48 43 37 51 53 64 71 67 Wind dir SE SE S S S S S S S S S S S S SE S S S S S S Wind spd 9 6 6 5 9 10 11 13 11 8 5 4 4 6 10 10 9 6 3 3 2 Clouds SC FW FW B1 SC SC SC FW SC FW SC SC FW FW FW FW FW FW SC SC SC PoP 12hr 0 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 81 84 90 91 86 81 90 97 98 87 83 Max heat 83 90 93 84 97 99 86 Date 06/19 Thu 06/20/24 Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 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 93 74 94 75 99 80 101 81 99 Temp 91 86 76 77 92 86 77 79 96 90 81 83 99 90 83 83 98 87 Dewpt 62 63 64 64 62 62 64 65 63 65 66 67 65 66 67 68 66 68 PWind dir S S S S S SW S S S Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC FW FW SC FW SC SC SC SC SC SC SC SC SC SC SC SC B1 PoP 12hr 0 0 0 0 5 5 20 20 30 Rain shwrs S S S C Tstms S S S C $$ WVZ052-170800- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 737 PM EDT Sun Jun 16 2024 Date 06/16/24 Mon 06/17/24 Tue 06/18/24 Wed EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 63 90 67 93 64 Temp 79 71 68 65 69 81 87 89 84 76 72 69 74 84 91 92 88 75 69 64 69 Dewpt 62 59 59 58 60 63 66 67 67 67 65 64 68 69 68 66 66 63 62 60 64 RH 56 66 73 78 73 54 50 48 57 74 79 84 82 61 47 43 48 66 78 87 84 Wind dir S S S S S S S S S S SE SE SE SE SE SE SE SE SE SE SE Wind spd 9 11 10 9 9 8 9 11 9 8 6 5 4 5 9 10 8 6 5 3 1 Clouds SC SC FW FW SC SC SC SC SC FW FW SC FW FW FW FW FW FW SC SC FW PoP 12hr 0 20 10 10 0 QPF 12hr 0 0.03 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 82 89 92 87 88 95 95 90 Max heat 84 89 92 95 96 86 Date 06/19 Thu 06/20/24 Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 91 64 92 65 95 68 97 71 94 Temp 87 85 68 70 90 86 69 71 93 88 72 74 94 89 74 76 93 86 Dewpt 63 63 63 63 61 62 62 63 62 63 64 65 64 65 65 67 65 64 PWind dir SE SE SE S SW SW W SW SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW FW SC FW FW SC SC SC SC SC SC FW SC SC SC SC SC B1 PoP 12hr 0 0 0 0 5 5 20 20 30 Rain shwrs S S S C Tstms S S S C $$ VAZ506-170800- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 737 PM EDT Sun Jun 16 2024 Date 06/16/24 Mon 06/17/24 Tue 06/18/24 Wed 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 67 92 69 94 66 Temp 80 74 71 68 71 83 90 91 87 78 72 70 73 86 93 94 86 75 69 66 71 Dewpt 61 60 60 58 60 63 66 67 66 65 63 62 66 69 69 67 67 63 62 62 65 RH 52 62 68 70 68 51 45 45 50 64 73 76 79 57 46 41 53 66 78 87 81 Wind dir SE S S S S S S S S S S S S S S SE SE SE S S S Wind spd 10 9 8 8 9 10 10 11 10 6 6 5 5 5 8 9 9 6 4 3 2 Clouds B1 FW SC SC SC SC SC SC SC SC FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 0 5 5 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 81 84 93 94 89 90 98 98 89 Max heat 84 93 94 85 98 99 84 Date 06/19 Thu 06/20/24 Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 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 92 67 94 69 98 73 100 76 98 Temp 90 86 70 72 92 88 72 75 96 91 76 78 98 92 78 79 97 87 Dewpt 64 64 65 65 64 64 65 66 64 65 66 68 66 66 68 70 67 69 PWind dir SE S S S S S SW S SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW SC SC SC SC SC SC SC FW SC SC SC SC B1 PoP 12hr 0 0 0 0 5 5 10 10 30 Rain shwrs C Tstms C $$ VAZ037-170800- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 737 PM EDT Sun Jun 16 2024 Date 06/16/24 Mon 06/17/24 Tue 06/18/24 Wed EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 67 91 70 94 66 Temp 80 75 72 68 72 84 89 89 85 79 75 72 74 85 93 94 87 77 70 66 71 Dewpt 62 62 60 59 61 64 66 67 66 66 65 63 66 67 67 65 66 61 60 60 63 RH 54 64 66 73 68 51 47 48 53 64 71 73 76 55 43 39 50 58 71 81 76 Wind dir S S S S S S S S S S S S S S SE SE SE SE SE SE N Wind spd 6 6 8 6 6 9 9 9 6 5 4 3 3 5 6 8 6 3 2 1 0 Clouds SC SC B1 SC SC SC B1 B2 SC SC SC SC FW FW SC SC FW FW FW SC FW PoP 12hr 0 20 5 5 0 QPF 12hr 0 0.04 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 81 85 92 92 87 88 97 97 89 Max heat 83 92 93 85 97 98 85 Date 06/19 Thu 06/20/24 Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 92 66 93 68 97 73 100 74 99 Temp 89 86 71 72 91 86 71 74 95 90 75 78 97 90 78 79 98 88 Dewpt 62 62 62 63 62 63 62 64 63 64 65 67 66 67 66 67 65 65 PWind dir SE SE SE S S SW SW SW SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW SC FW FW FW SC FW SC SC SC SC SC SC SC SC SC SC B1 PoP 12hr 0 0 0 0 5 5 10 10 30 Rain shwrs C Tstms C $$ MDZ003-170800- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 737 PM EDT Sun Jun 16 2024 Date 06/16/24 Mon 06/17/24 Tue 06/18/24 Wed 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 66 91 68 95 66 Temp 81 73 69 67 71 81 87 90 86 77 73 69 73 85 93 94 87 77 70 66 71 Dewpt 62 59 60 59 60 64 66 68 68 67 65 63 68 71 70 67 68 64 63 62 64 RH 53 62 73 75 68 56 50 49 55 71 76 81 84 63 47 41 53 64 78 87 79 Wind dir SE SE S S S S S S S S S SE S S S S SE S SE SE S Wind spd 8 8 8 6 8 8 9 10 8 5 5 4 4 5 8 8 6 5 4 3 2 Clouds SC SC SC FW SC FW FW SC SC FW FW SC FW FW FW FW FW FW FW SC FW PoP 12hr 0 10 10 10 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 82 83 89 94 89 90 99 98 91 Max heat 86 89 94 82 99 100 87 Date 06/19 Thu 06/20/24 Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 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 92 66 94 68 97 71 99 74 95 Temp 90 86 70 72 92 88 72 74 95 91 75 77 96 91 77 79 94 86 Dewpt 65 64 64 65 64 63 63 65 63 65 65 67 65 65 66 68 67 66 PWind dir S SE S S SW S SW SW SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW FW SC FW FW SC SC SC SC SC SC FW FW SC SC SC SC B1 PoP 12hr 0 0 0 0 20 10 30 20 30 Rain shwrs S C S S C Tstms S S S S C $$ MDZ017-170800- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 737 PM EDT Sun Jun 16 2024 Date 06/16/24 Mon 06/17/24 Tue 06/18/24 Wed EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 69 87 71 88 70 Temp 79 75 73 70 74 82 85 86 81 76 73 72 76 86 88 87 80 75 72 70 75 Dewpt 63 62 63 63 65 63 64 63 63 64 64 63 67 68 66 66 66 63 64 64 67 RH 58 64 71 78 74 53 50 46 54 66 73 73 74 55 48 50 62 66 76 81 76 Wind dir S S S S S S SE SE S S S S S S SE SE SE S S S S Wind spd 12 11 10 8 9 11 13 16 14 11 9 8 6 9 12 12 11 9 6 5 3 Clouds SC SC SC SC SC FW SC FW SC FW SC FW FW CL FW FW FW FW FW SC FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 83 86 87 82 89 90 89 82 Max heat 83 86 87 91 90 Date 06/19 Thu 06/20/24 Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 86 69 88 70 92 75 95 78 96 Temp 86 79 71 75 87 81 72 75 90 85 76 79 93 86 79 81 94 85 Dewpt 66 66 66 67 66 66 67 68 69 69 70 71 71 72 70 70 70 71 PWind dir SE S S S S S S S S Wind char GN LT LT LT LT LT GN GN GN Avg clouds FW FW FW FW FW SC SC SC SC SC SC SC FW SC SC SC SC B1 PoP 12hr 0 0 0 0 5 5 10 10 20 Rain shwrs S Tstms S $$ WVZ502-170800- Petersburg WV 38.99N 79.15W Elev. 963 ft 737 PM EDT Sun Jun 16 2024 Date 06/16/24 Mon 06/17/24 Tue 06/18/24 Wed 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 92 67 93 64 Temp 79 70 67 64 69 83 88 88 81 74 70 68 71 87 92 93 85 74 70 64 69 Dewpt 65 63 62 62 65 67 68 69 70 68 67 65 69 71 69 69 69 65 63 60 64 RH 62 78 84 93 87 59 52 54 69 82 90 90 93 59 47 46 59 74 78 87 84 Wind dir S S S S S SW S SE S S S S S SE SE SE SE S S S S Wind spd 8 6 5 5 4 2 4 6 5 3 3 3 2 3 6 8 5 3 3 2 1 Clouds SC SC FW SC SC B1 B2 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 5 50 10 30 0 QPF 12hr 0 0.16 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C C Tstms S C C C C Obvis PF Heat index 86 92 92 85 93 97 98 89 Max heat 85 92 94 97 98 84 Date 06/19 Thu 06/20/24 Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 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 93 63 94 65 97 68 98 70 94 Temp 90 84 67 69 92 86 68 70 95 88 71 73 95 86 72 74 93 83 Dewpt 64 64 63 64 63 64 62 64 63 67 64 66 64 67 66 67 65 67 PWind dir SE S SE SW NW SW W SW W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC FW FW SC SC SC SC SC SC SC SC SC SC SC SC B1 PoP 12hr 0 0 0 0 5 5 10 10 40 Rain shwrs C Tstms C $$ MDZ014-170800- Annapolis MD 38.99N 76.49W Elev. 7 ft 737 PM EDT Sun Jun 16 2024 Date 06/16/24 Mon 06/17/24 Tue 06/18/24 Wed EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 70 85 72 87 71 Temp 79 75 73 71 73 80 83 83 81 76 75 74 75 82 86 86 81 77 73 72 75 Dewpt 64 64 64 63 64 63 65 64 64 65 65 63 66 69 69 68 67 66 66 65 67 RH 60 69 73 76 73 56 55 53 56 69 71 69 74 65 57 55 63 69 79 79 76 Wind dir S S S S S S S S S S S S S S S S S S S S S Wind spd 11 11 10 10 9 12 14 16 14 11 9 8 6 9 11 12 11 9 6 3 2 Clouds SC FW FW SC SC SC FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 81 85 84 83 85 90 89 83 Max heat 83 85 85 90 91 83 Date 06/19 Thu 06/20/24 Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 86 71 87 72 91 76 94 78 93 Temp 84 81 73 74 85 82 74 76 88 85 77 79 91 86 79 80 90 86 Dewpt 66 66 66 66 66 67 68 68 69 68 69 69 70 70 70 70 71 71 PWind dir S S S S S S S S S Wind char LT LT LT LT LT LT LT LT GN Avg clouds FW FW FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC B1 PoP 12hr 0 0 0 0 5 5 10 20 20 Rain shwrs S S Tstms S S $$