Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
964 FOUS51 KLWX 120538 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 138 AM EDT Wed Jun 12 2024 VAZ054-122000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 138 AM 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 90 73 93 Temp 64 64 76 80 81 79 73 71 68 72 82 87 88 84 78 76 74 76 86 90 90 84 Dewpt 55 55 55 56 57 58 61 61 62 63 65 64 63 64 64 64 64 64 65 64 64 64 RH 73 73 48 44 44 49 66 71 81 73 56 46 43 51 62 66 71 66 50 42 42 51 Wind dir N N SW SW SW S S S S S S S S S S S S SW SW SW W N Wind spd 2 1 2 6 8 8 6 5 3 5 8 11 12 12 10 11 11 8 8 8 9 9 Clouds SC SC SC SC SC FW SC SC SC FW FW SC SC FW SC FW FW FW FW FW SC SC PoP 12hr 5 5 5 0 40 QPF 12hr 0 0 0 0 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C Tstms C C C Heat index 80 81 84 88 89 85 88 91 91 85 Max heat 80 81 88 89 83 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 69 85 66 87 71 94 76 96 Temp 74 71 84 82 69 69 86 83 72 73 93 89 79 78 96 89 Dewpt 62 58 53 52 53 55 55 57 60 62 64 65 66 67 68 68 PWind dir N N NE SE S S S S Wind char GN GN 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 5 5 10 10 Rain shwrs C Tstms C $$ MDZ013-122000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 138 AM EDT Wed Jun 12 2024 Date Wed 06/12/24 Thu 06/13/24 Fri 06/14/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 65 89 70 92 Temp 61 61 75 80 80 77 70 67 66 72 81 86 86 81 75 73 71 76 85 90 89 82 Dewpt 56 57 56 56 56 59 61 62 62 65 65 64 65 65 65 64 64 65 66 65 65 67 RH 84 87 52 44 44 54 73 84 87 79 58 48 50 58 71 73 79 69 53 44 45 61 Wind dir N N W SW SW S S S SW S S S S S S S S SW SW SW SW NW Wind spd 1 1 2 4 5 4 3 2 2 2 5 9 11 9 6 6 5 5 5 8 8 5 Clouds FW SC SC SC SC SC SC FW FW FW FW SC SC SC FW FW FW FW FW FW FW SC PoP 12hr 0 0 5 5 40 QPF 12hr 0 0 0 0 0.05 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C Tstms C C C Heat index 80 80 83 87 88 83 87 92 91 85 Max heat 80 81 87 89 92 92 Date Sat 06/15/24 Sun 06/16/24 Mon 06/17/24 Tue 06/18/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 65 84 62 85 67 93 72 94 Temp 70 69 84 80 66 67 84 80 68 73 91 86 74 76 93 86 Dewpt 63 59 54 54 54 54 54 56 60 62 65 66 67 68 68 68 PWind dir N N NE SE S S S S Wind char LT LT LT LT LT LT LT LT Avg clouds SC FW CL CL FW FW FW FW FW SC FW FW FW SC SC SC PoP 12hr 30 0 0 0 5 5 10 10 Rain shwrs C Tstms C $$ MDZ011-122000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 138 AM 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 87 71 92 75 95 Temp 65 65 78 82 84 80 76 72 71 73 85 88 89 84 80 78 76 77 89 92 91 85 Dewpt 54 55 54 53 53 55 60 61 61 63 62 62 62 63 64 64 64 63 64 63 63 64 RH 68 70 43 37 34 42 58 68 71 71 46 42 41 49 58 62 66 62 44 38 40 50 Wind dir N N W SW SW S S S SW S S S S S S S S SW SW SW SW NW Wind spd 1 1 2 4 5 4 3 2 1 2 5 9 10 9 6 6 5 4 5 8 8 5 Clouds FW SC SC SC SC SC SC FW FW FW FW SC SC SC FW FW FW FW FW SC SC SC PoP 12hr 0 0 5 5 40 QPF 12hr 0 0 0 0 0.08 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C Tstms C C C Heat index 80 86 88 89 85 82 90 93 92 86 Max heat 81 83 88 89 83 93 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 68 89 73 96 78 97 Temp 75 71 86 82 71 69 88 84 76 74 94 89 81 80 95 89 Dewpt 61 56 51 52 52 51 51 54 60 60 62 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 FW FW FW FW SC FW FW SC SC SC SC PoP 12hr 30 0 0 0 5 5 10 10 Rain shwrs C Tstms C $$ WVZ052-122000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 138 AM EDT Wed Jun 12 2024 Date Wed 06/12/24 Thu 06/13/24 Fri 06/14/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 80 57 88 63 88 Temp 55 55 71 77 79 75 65 61 58 65 78 85 86 81 72 68 65 71 81 86 83 77 Dewpt 51 53 54 52 52 55 55 56 55 58 62 59 59 61 61 61 60 62 63 62 62 62 RH 86 93 55 42 39 50 70 84 90 78 58 41 40 51 68 78 84 73 54 45 49 60 Wind dir N N SW W SW SE S N N N SW S S S S S S SW W W W NW Wind spd 0 0 1 3 4 3 1 0 0 0 3 6 8 5 4 4 2 2 5 8 9 6 Clouds B1 SC SC FW FW FW FW FW FW FW CL FW SC SC SC FW FW FW SC SC SC SC PoP 12hr 5 0 5 0 40 QPF 12hr 0 0 0 0 0.10 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C Tstms S C C Obvis PF Heat index 85 82 82 86 84 Max heat 85 85 86 86 Date Sat 06/15/24 Sun 06/16/24 Mon 06/17/24 Tue 06/18/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 58 81 55 85 62 92 68 94 Temp 65 65 79 75 60 63 82 79 67 70 90 87 71 76 94 87 Dewpt 57 55 50 52 52 52 53 56 57 60 62 64 65 67 65 65 PWind dir NW N NE SE SE S S S Wind char LT LT LT LT LT LT LT LT Avg clouds SC FW CL CL FW FW FW FW FW FW FW FW SC SC SC SC PoP 12hr 10 0 0 0 5 10 10 10 $$ VAZ506-122000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 138 AM 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 90 69 92 Temp 57 58 74 79 81 77 70 67 64 70 81 88 88 84 76 73 70 74 86 90 88 81 Dewpt 54 56 58 58 59 60 62 62 62 64 67 65 65 65 65 64 64 65 67 65 66 67 RH 90 93 57 49 47 56 76 84 93 81 63 47 47 53 69 73 81 74 53 44 48 63 Wind dir N NW SW W SW S S S S SW S S S S S S S SW SW SW W N Wind spd 1 1 2 3 3 4 2 2 1 1 3 6 8 6 5 5 4 4 5 5 6 5 Clouds SC B1 SC SC SC FW SC SC FW FW FW SC SC SC SC FW FW FW FW SC SC SC PoP 12hr 5 5 10 5 40 QPF 12hr 0 0 0 0 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S Tstms C C S Heat index 81 83 90 90 86 89 92 90 83 Max heat 82 90 91 83 93 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 63 83 59 87 67 94 72 96 Temp 69 68 82 78 62 65 85 84 70 73 92 89 75 77 95 88 Dewpt 62 59 54 56 53 54 56 58 59 62 67 66 67 69 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 FW FW FW FW FW FW FW FW SC SC SC PoP 12hr 20 0 0 0 5 10 10 10 Rain shwrs S Tstms S $$ VAZ037-122000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 138 AM EDT Wed Jun 12 2024 Date Wed 06/12/24 Thu 06/13/24 Fri 06/14/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 84 64 91 68 94 Temp 61 61 76 81 83 79 72 68 66 69 82 88 89 84 78 73 70 73 87 91 90 85 Dewpt 54 55 57 58 59 60 61 61 60 62 63 62 62 62 63 62 61 63 63 62 63 64 RH 78 81 52 46 44 52 68 78 81 78 53 42 41 48 60 68 73 71 45 38 41 50 Wind dir N N S S S S S N W W S S S S S S SW SW SW SW W NW Wind spd 1 0 2 4 4 3 1 0 1 1 3 6 5 5 2 3 3 3 4 5 5 5 Clouds B1 SC FW SC SC SC FW FW FW FW FW SC FW FW FW FW FW CL FW FW SC SC PoP 12hr 5 10 5 0 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Tstms S S Heat index 81 83 83 88 89 85 88 92 91 86 Max heat 81 83 88 89 83 92 92 Date Sat 06/15/24 Sun 06/16/24 Mon 06/17/24 Tue 06/18/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 65 87 61 89 67 95 72 96 Temp 72 67 85 80 64 65 87 83 69 70 93 87 76 75 95 89 Dewpt 61 58 53 53 52 55 56 58 58 61 64 64 65 67 66 65 PWind dir N NE N S S S SW S Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW CL FW FW FW FW FW FW FW FW FW SC SC SC SC PoP 12hr 10 0 0 0 0 10 5 20 Rain shwrs S Tstms S $$ MDZ003-122000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 138 AM 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 59 89 65 89 Temp 56 57 71 78 80 76 66 63 60 67 79 86 88 82 74 69 66 72 82 87 84 77 Dewpt 52 54 55 53 53 55 56 56 57 61 64 63 61 62 63 63 62 65 65 64 64 64 RH 86 90 57 42 39 48 70 78 90 81 60 46 40 51 69 81 87 79 56 46 51 64 Wind dir NE N SW SW SW S S S SW SW SW S S S S S S SW W W W NW Wind spd 1 1 2 3 5 3 1 1 1 1 4 6 6 5 4 4 3 3 5 8 9 5 Clouds SC SC SC FW FW CL FW CL FW FW FW FW FW SC SC FW FW SC SC SC FW SC PoP 12hr 0 0 5 0 50 QPF 12hr 0 0 0 0 0.08 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C Tstms S C C Obvis PF Heat index 80 87 88 83 84 88 85 Max heat 80 87 88 88 88 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 82 57 85 65 94 71 96 Temp 65 67 80 76 60 63 82 80 68 71 92 88 75 77 94 87 Dewpt 58 58 52 54 52 52 55 58 58 61 66 66 67 69 68 68 PWind dir N 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 10 0 0 0 5 10 10 10 $$ MDZ017-122000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 138 AM EDT Wed Jun 12 2024 Date Wed 06/12/24 Thu 06/13/24 Fri 06/14/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 82 69 87 72 92 Temp 66 66 77 80 80 76 73 71 70 75 82 85 84 80 76 74 73 76 84 88 88 81 Dewpt 60 60 59 58 59 62 63 63 63 65 66 66 66 65 65 65 64 65 67 67 67 69 RH 81 81 54 47 49 62 71 76 78 71 58 53 55 60 69 74 73 69 57 50 50 67 Wind dir NW N E SE S S S S S S S S S S S S S S S S S S Wind spd 2 2 2 5 6 8 6 5 4 5 8 11 12 13 11 9 9 6 8 9 10 6 Clouds FW SC SC SC SC FW FW FW SC SC FW SC FW FW FW FW FW FW FW FW FW SC PoP 12hr 5 10 5 0 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C Tstms S S C Heat index 81 81 84 87 86 82 87 91 91 84 Max heat 81 81 87 87 91 92 Date Sat 06/15/24 Sun 06/16/24 Mon 06/17/24 Tue 06/18/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 69 85 66 85 70 90 74 91 Temp 73 73 83 79 69 72 85 79 72 75 89 83 76 78 91 84 Dewpt 66 62 57 57 59 59 57 60 61 63 66 66 66 66 68 68 PWind dir N N NE E S S S S Wind char LT GN LT LT LT GN LT LT Avg clouds SC FW CL FW FW FW FW FW FW FW FW FW SC FW FW SC PoP 12hr 40 0 0 0 5 5 5 5 Rain shwrs C Tstms C $$ WVZ502-122000- Petersburg WV 38.99N 79.15W Elev. 963 ft 138 AM 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 55 90 62 90 Temp 54 55 72 79 81 75 64 60 56 63 79 88 88 81 70 66 62 68 82 87 85 77 Dewpt 51 53 55 54 54 58 57 55 53 58 59 57 59 62 60 59 57 61 63 62 63 64 RH 90 93 55 42 39 55 78 84 90 84 50 35 38 53 71 78 84 78 53 43 48 64 Wind dir SW S NW W W NW W W SW N SW SW SW SW SW SW SW SW W W W NW Wind spd 1 1 1 3 3 2 1 1 1 0 2 3 3 4 2 3 2 2 4 5 6 5 Clouds B1 SC FW FW FW FW FW CL FW FW CL FW SC SC FW FW FW FW FW SC SC FW PoP 12hr 5 0 5 0 40 QPF 12hr 0 0 0 0 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C Tstms C C Obvis PF PF Heat index 81 82 83 87 86 Max heat 81 87 88 87 88 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 56 83 55 89 65 96 68 94 Temp 62 60 81 75 58 62 87 81 68 70 95 85 71 73 93 84 Dewpt 59 57 51 55 53 54 58 62 61 64 64 69 66 69 67 70 PWind dir NW N S S S SW SW SW Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW CL FW FW FW FW FW FW FW FW FW SC SC SC SC PoP 12hr 10 0 0 0 5 10 10 20 Rain shwrs S Tstms S $$ MDZ014-122000- Annapolis MD 38.99N 76.49W Elev. 7 ft 138 AM EDT Wed Jun 12 2024 Date Wed 06/12/24 Thu 06/13/24 Fri 06/14/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 80 68 85 72 89 Temp 66 65 75 78 79 76 72 70 70 73 79 83 83 79 76 74 74 76 83 86 85 80 Dewpt 59 58 58 58 59 61 64 64 64 65 66 67 66 66 67 66 65 65 67 67 67 68 RH 78 78 55 50 50 60 76 81 81 76 64 59 57 64 74 76 74 69 59 53 55 67 Wind dir NW N SE S S S S S S S S S S S S S S S S S S SW Wind spd 1 0 2 5 6 8 5 3 3 2 6 10 12 11 10 9 8 6 8 9 9 5 Clouds FW SC SC SC SC FW FW SC FW SC FW FW FW FW FW FW FW FW FW FW FW SC PoP 12hr 0 5 5 5 40 QPF 12hr 0 0 0 0 0.09 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C Tstms C C C Heat index 86 85 86 89 88 83 Max heat 86 87 89 89 Date Sat 06/15/24 Sun 06/16/24 Mon 06/17/24 Tue 06/18/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 69 83 66 83 70 88 75 90 Temp 73 71 83 80 68 67 82 79 70 73 87 83 76 77 89 84 Dewpt 65 60 56 57 57 56 57 59 62 63 67 66 68 68 70 69 PWind dir NW N NE SE S S S S Wind char LT GN LT LT LT GN LT LT Avg clouds SC FW CL CL FW FW FW FW FW SC FW FW FW FW SC SC PoP 12hr 40 0 0 0 5 5 10 10 Rain shwrs C Tstms C $$