Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
609 FOUS51 KLWX 121737 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 137 PM EDT Wed Jun 12 2024 VAZ054-122000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 137 PM EDT Wed Jun 12 2024 Date Wed 06/12/24 Thu 06/13/24 Fri 06/14/24 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 68 89 72 93 Temp 81 83 80 73 70 68 72 82 87 87 83 78 74 72 75 85 91 91 84 Dewpt 54 55 57 59 60 61 62 64 64 64 64 62 63 63 64 65 63 63 64 RH 39 38 45 62 71 78 71 55 46 46 53 58 69 73 69 51 40 40 51 Wind dir S S S S S S S S S S S S S S SW SW SW SW NW Wind spd 8 6 5 5 4 4 6 9 10 11 12 11 10 10 8 6 5 9 8 Clouds SC SC SC SC SC SC FW SC FW FW SC FW FW CL FW FW FW SC SC PoP 12hr 5 5 5 10 30 QPF 12hr 0 0 0 0 0.05 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C Tstms S C C Heat index 81 80 83 88 88 84 87 92 92 85 Max heat 81 82 88 90 82 92 93 Date Sat 06/15/24 Sun 06/16/24 Mon 06/17/24 Tue 06/18/24 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 70 87 66 88 71 95 76 96 Temp 74 73 85 82 69 70 85 82 73 75 91 88 78 79 94 89 Dewpt 64 60 54 54 53 54 55 57 60 63 65 65 66 67 67 68 PWind dir NW N NE SE S S S S Wind char GN GN LT LT GN GN LT LT Avg clouds SC FW CL FW FW SC FW FW FW SC FW FW FW SC SC SC PoP 12hr 30 0 0 0 0 5 5 10 Rain shwrs C Tstms C $$ MDZ013-122000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 137 PM EDT Wed Jun 12 2024 Date Wed 06/12/24 Thu 06/13/24 Fri 06/14/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 82 64 89 69 92 Temp 77 81 78 70 67 65 70 82 87 85 80 75 71 69 73 84 90 90 82 Dewpt 54 54 57 59 60 61 63 65 65 65 64 63 63 62 64 66 64 64 66 RH 45 39 48 68 78 87 78 56 48 51 58 66 76 78 73 55 42 42 58 Wind dir SW S S S SW SW SW S S S S S S S SW SW SW SW NW Wind spd 6 5 3 2 2 2 2 5 9 10 9 6 5 6 5 5 6 8 5 Clouds SC SC FW FW FW FW FW FW FW SC FW FW FW CL FW FW FW SC B1 PoP 12hr 5 5 5 5 40 QPF 12hr 0 0 0 0 0.21 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C Tstms C C C Heat index 81 84 89 87 82 86 91 91 84 Max heat 81 89 90 91 93 Date Sat 06/15/24 Sun 06/16/24 Mon 06/17/24 Tue 06/18/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 67 86 63 86 68 93 73 95 Temp 70 70 84 80 66 67 83 80 69 72 90 86 74 76 93 87 Dewpt 65 61 55 54 54 54 55 56 62 64 65 66 66 68 69 68 PWind dir N N NE SE S S S S Wind char LT LT LT LT LT LT LT LT Avg clouds SC FW CL FW FW SC SC FW FW SC FW FW FW SC SC SC PoP 12hr 40 0 0 0 0 5 10 10 Rain shwrs C Tstms C $$ MDZ011-122000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 137 PM EDT Wed Jun 12 2024 Date Wed 06/12/24 Thu 06/13/24 Fri 06/14/24 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 70 92 75 95 Temp 80 83 79 74 71 70 74 85 90 91 84 80 76 75 77 87 93 92 83 Dewpt 52 52 55 57 59 60 62 62 62 62 62 62 63 62 63 64 62 62 64 RH 38 34 44 55 66 71 66 46 39 38 48 54 64 64 62 46 36 37 53 Wind dir W SW SE S S SW S S S S S S S S SW SW SW SW NW Wind spd 5 5 3 2 2 1 1 4 9 10 9 6 5 5 4 5 8 8 5 Clouds SC SC FW FW FW FW FW FW SC FW FW FW FW FW FW FW FW SC B1 PoP 12hr 5 5 5 5 40 QPF 12hr 0 0 0 0 0.22 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C Tstms C C C Heat index 80 86 90 92 85 81 88 94 93 84 Max heat 80 82 90 92 84 94 94 Date Sat 06/15/24 Sun 06/16/24 Mon 06/17/24 Tue 06/18/24 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 72 89 68 88 73 96 78 98 Temp 74 74 87 82 70 71 86 81 74 76 93 87 80 80 96 89 Dewpt 63 59 52 52 52 52 52 55 61 62 63 64 66 66 66 66 PWind dir N N NE SE S S S S Wind char LT LT LT LT LT LT LT LT Avg clouds SC FW CL CL FW SC SC FW FW SC FW FW FW SC SC SC PoP 12hr 40 0 0 0 0 5 10 10 Rain shwrs C Tstms C $$ WVZ052-122000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 137 PM EDT Wed Jun 12 2024 Date Wed 06/12/24 Thu 06/13/24 Fri 06/14/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 81 56 87 62 89 Temp 77 80 76 65 61 58 62 78 85 87 82 73 67 63 68 82 87 85 79 Dewpt 52 51 54 54 55 55 58 62 61 60 62 61 61 60 62 62 61 61 62 RH 42 36 46 68 81 90 87 58 45 40 51 66 81 90 81 51 42 45 56 Wind dir SW SW E S SW N N S S S S S S SW SW W W W NW Wind spd 5 4 2 1 1 0 0 2 5 5 5 4 3 3 2 4 5 8 6 Clouds FW CL CL FW SC SC SC FW FW FW SC FW FW FW FW FW SC SC SC PoP 12hr 5 5 10 10 40 QPF 12hr 0 0 0 0 0.04 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C Tstms C C Heat index 80 85 87 83 83 87 85 Max heat 80 85 87 87 87 Date Sat 06/15/24 Sun 06/16/24 Mon 06/17/24 Tue 06/18/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 60 83 56 84 63 93 69 94 Temp 66 66 81 77 60 62 82 80 67 69 91 88 72 74 92 88 Dewpt 59 57 52 53 52 52 55 57 58 62 64 64 65 67 65 66 PWind dir NW N NE SE SE S S S Wind char LT LT LT LT LT LT LT LT Avg clouds SC FW CL FW FW FW FW FW FW FW FW FW SC SC SC SC PoP 12hr 10 0 0 0 0 10 5 20 Rain shwrs S Tstms S $$ VAZ506-122000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 137 PM EDT Wed Jun 12 2024 Date Wed 06/12/24 Thu 06/13/24 Fri 06/14/24 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 63 89 68 93 Temp 78 81 79 70 67 65 69 81 87 87 82 76 71 68 72 85 91 90 82 Dewpt 56 57 60 59 61 61 64 67 66 66 66 64 63 63 65 67 64 65 66 RH 47 44 52 68 81 87 84 63 50 50 58 66 76 84 79 55 41 44 58 Wind dir SW SW S SE S S S S S S S S S S SW SW SW W NW Wind spd 6 4 3 2 2 2 2 4 6 8 6 5 5 5 4 4 4 5 5 Clouds SC SC FW FW SC FW SC FW FW SC FW FW FW CL FW FW FW SC SC PoP 12hr 5 5 10 20 40 QPF 12hr 0 0 0 0 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C Tstms C C C Heat index 81 83 89 89 84 88 93 92 84 Max heat 82 89 92 82 93 94 Date Sat 06/15/24 Sun 06/16/24 Mon 06/17/24 Tue 06/18/24 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 84 60 87 67 95 72 96 Temp 69 69 82 79 64 66 84 82 69 71 92 88 74 76 94 90 Dewpt 64 62 56 56 54 54 57 59 59 63 68 67 66 69 69 69 PWind dir NW N NE SE S S S S Wind char LT LT LT LT LT LT LT LT Avg clouds SC FW CL FW FW FW FW FW FW FW FW FW FW SC SC SC PoP 12hr 30 0 0 0 0 5 5 10 Rain shwrs C Tstms C $$ VAZ037-122000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 137 PM EDT Wed Jun 12 2024 Date Wed 06/12/24 Thu 06/13/24 Fri 06/14/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 63 89 67 94 Temp 79 81 78 71 68 64 69 82 87 89 84 77 71 68 73 86 92 92 84 Dewpt 57 58 59 60 60 60 62 64 63 63 62 63 63 61 63 64 62 63 64 RH 47 46 52 68 76 87 78 55 45 42 48 62 76 78 71 48 37 38 51 Wind dir S S SE N E N SW S S S S S S SW SW SW SW W NW Wind spd 6 6 3 1 1 0 1 4 8 9 6 5 4 4 2 4 4 5 5 Clouds B1 B1 FW SC SC SC SC FW SC SC SC FW FW FW FW FW FW SC SC PoP 12hr 10 20 10 20 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S Tstms S S S Heat index 81 83 88 90 85 87 93 93 85 Max heat 82 88 90 82 93 94 Date Sat 06/15/24 Sun 06/16/24 Mon 06/17/24 Tue 06/18/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 67 89 62 88 68 95 72 96 Temp 71 71 87 82 66 68 86 83 70 73 93 88 75 76 94 89 Dewpt 62 61 55 54 54 55 58 59 59 63 65 65 64 66 66 66 PWind dir NW N NE SE S S S S Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW SC FW SC FW SC SC SC SC SC PoP 12hr 10 0 0 0 0 10 5 20 Rain shwrs S Tstms S $$ MDZ003-122000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 137 PM EDT Wed Jun 12 2024 Date Wed 06/12/24 Thu 06/13/24 Fri 06/14/24 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 80 58 88 65 90 Temp 76 78 76 65 62 59 66 79 86 87 83 74 68 65 70 83 89 86 79 Dewpt 52 51 55 54 55 56 61 64 64 62 64 64 63 62 64 65 63 63 64 RH 43 39 48 68 78 90 84 60 48 43 53 71 84 90 81 55 42 46 60 Wind dir W W SE SE S SE SE S S S S S S S S W W W NW Wind spd 4 5 2 2 2 1 1 3 5 5 5 5 4 4 2 5 6 6 5 Clouds FW FW CL FW FW FW SC FW FW CL FW FW CL FW FW FW SC SC SC PoP 12hr 5 5 5 10 50 QPF 12hr 0 0 0 0 0.21 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C Tstms C C Heat index 87 87 84 85 90 87 Max heat 87 88 90 90 Date Sat 06/15/24 Sun 06/16/24 Mon 06/17/24 Tue 06/18/24 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 83 57 86 65 94 71 96 Temp 66 66 81 77 61 63 83 80 67 70 92 88 73 76 94 89 Dewpt 61 59 54 54 52 52 56 59 59 63 67 67 66 69 69 68 PWind dir NW N NE SE SE S S S Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW CL CL FW SC FW FW FW FW FW FW FW SC SC SC PoP 12hr 5 0 0 0 0 10 5 20 Rain shwrs S Tstms S $$ MDZ017-122000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 137 PM EDT Wed Jun 12 2024 Date Wed 06/12/24 Thu 06/13/24 Fri 06/14/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 79 68 86 72 91 Temp 75 77 74 70 69 68 73 82 84 85 80 76 74 72 75 84 89 88 81 Dewpt 56 58 60 62 63 63 64 65 65 64 63 64 63 63 64 66 67 67 68 RH 52 52 62 76 81 84 73 56 53 50 56 66 69 73 69 55 48 50 65 Wind dir SE SE S S S S S S SE S S S S S S S S S S Wind spd 5 8 6 5 5 4 4 6 11 13 12 10 9 9 6 8 10 10 8 Clouds SC B1 FW FW SC SC SC SC SC SC FW FW FW FW FW CL FW FW SC PoP 12hr 5 5 5 0 20 QPF 12hr 0 0 0 0 0.04 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C Tstms S C Heat index 84 86 86 81 86 92 91 84 Max heat 86 86 92 92 Date Sat 06/15/24 Sun 06/16/24 Mon 06/17/24 Tue 06/18/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 70 85 67 85 70 90 73 91 Temp 72 73 83 80 70 71 83 79 72 74 88 83 75 76 90 82 Dewpt 66 64 59 59 59 59 57 60 63 64 66 67 66 66 68 68 PWind dir NE N NE E S S S S Wind char LT GN LT LT LT GN GN GN Avg clouds SC FW CL FW FW FW FW FW FW SC FW SC SC SC FW SC PoP 12hr 30 0 0 0 0 5 5 10 Rain shwrs C Tstms C $$ WVZ502-122000- Petersburg WV 38.99N 79.15W Elev. 963 ft 137 PM EDT Wed Jun 12 2024 Date Wed 06/12/24 Thu 06/13/24 Fri 06/14/24 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 83 55 90 61 90 Temp 80 83 76 65 59 57 61 79 88 88 79 70 64 61 67 83 88 87 79 Dewpt 54 53 58 57 56 54 59 61 58 59 63 61 59 57 61 62 61 63 64 RH 41 36 54 75 90 90 93 54 36 38 58 73 84 87 81 49 40 45 60 Wind dir N N N NW S SW S S SW W W W SW SW SW W W W NW Wind spd 3 3 2 2 1 1 1 1 3 4 3 2 2 3 2 3 5 6 5 Clouds SC FW FW FW SC SC SC FW FW FW FW FW CL FW FW FW SC SC FW PoP 12hr 10 5 10 10 30 QPF 12hr 0 0 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C Tstms C C Heat index 80 84 88 88 Max heat 80 82 87 88 88 89 Date Sat 06/15/24 Sun 06/16/24 Mon 06/17/24 Tue 06/18/24 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 58 85 56 89 65 96 69 95 Temp 63 62 82 77 59 62 87 82 68 70 95 85 71 73 94 85 Dewpt 61 58 52 56 54 55 60 62 61 64 65 69 66 68 66 69 PWind dir NW N SE SE S SW SW S Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 10 0 0 0 0 20 5 20 Rain shwrs S S Tstms S S $$ MDZ014-122000- Annapolis MD 38.99N 76.49W Elev. 7 ft 137 PM EDT Wed Jun 12 2024 Date Wed 06/12/24 Thu 06/13/24 Fri 06/14/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 80 68 84 71 88 Temp 76 79 76 71 70 69 72 79 82 82 80 76 73 71 75 82 86 86 81 Dewpt 57 57 60 62 63 63 64 66 66 65 64 65 65 64 65 66 68 67 67 RH 52 47 58 73 78 81 76 64 58 56 58 69 76 79 71 58 55 53 63 Wind dir SE S S S S SW S S S S S S S S S S S S SW Wind spd 5 6 5 3 2 2 3 6 11 12 11 10 9 8 6 8 10 9 5 Clouds SC B1 FW FW FW FW FW FW SC FW FW FW FW FW FW CL FW SC SC PoP 12hr 5 5 5 5 30 QPF 12hr 0 0 0 0 0.20 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C Tstms S C C Heat index 84 84 82 84 89 89 83 Max heat 84 84 89 89 Date Sat 06/15/24 Sun 06/16/24 Mon 06/17/24 Tue 06/18/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 70 84 67 83 71 88 74 91 Temp 72 72 82 79 69 69 80 78 72 74 85 82 76 76 88 84 Dewpt 66 62 58 58 57 56 57 60 64 65 67 67 68 68 69 69 PWind dir NW N NE SE S S S S Wind char LT GN LT LT LT GN LT GN Avg clouds SC FW CL CL FW FW FW FW FW SC FW FW FW SC FW SC PoP 12hr 40 0 0 0 0 5 10 10 Rain shwrs C Tstms C $$