Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
664 FOUS51 KLWX 281738 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 138 PM EDT Fri Jun 28 2024 VAZ054-282000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 138 PM EDT Fri Jun 28 2024 Date Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 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 73 92 81 96 Temp 83 84 80 76 73 74 77 83 89 91 87 84 83 82 84 90 94 92 85 Dewpt 55 59 63 65 68 69 70 72 71 71 72 74 75 74 74 74 71 69 68 RH 38 43 56 69 84 84 79 70 56 52 61 72 77 77 72 60 47 47 57 Wind dir SE SE SE SE SE SE S S S S S S S SW SW W W W NW Wind spd 10 11 13 12 10 9 11 13 13 14 12 10 11 10 10 10 9 11 12 Clouds SC SC FW SC B2 B2 B1 B1 SC SC SC B1 B2 B2 B2 B1 SC SC SC PoP 12hr 0 5 20 50 60 QPF 12hr 0 0 0 0.02 0.05 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C C C L L C Tstms S S C C C S S C C C C Heat index 84 81 88 95 98 94 91 90 88 91 99101 97 88 Max heat 82 84 95 98 94 91 101 100 Date Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 Thu 07/04/24 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 83 67 87 70 93 78 96 Temp 74 69 81 79 69 71 85 81 72 73 91 87 80 81 94 87 Dewpt 60 55 52 53 55 57 56 57 62 63 64 64 67 69 70 71 PWind dir NW N N E S S S SW Wind char GN GN LT LT GN GN GN LT Avg clouds SC FW CL FW CL FW FW SC SC SC SC SC SC SC SC B1 PoP 12hr 30 0 0 0 0 5 20 40 Rain shwrs C S C Tstms C S C $$ MDZ013-282000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 138 PM EDT Fri Jun 28 2024 Date Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 70 89 77 95 Temp 81 82 79 73 70 71 75 82 87 87 84 80 79 78 80 88 93 92 85 Dewpt 52 57 63 65 67 69 72 73 73 74 75 75 75 75 76 75 73 71 69 RH 37 43 58 76 90 93 90 74 63 65 74 85 88 91 88 66 52 51 59 Wind dir E SE SE SE SE SE SE S S S S S S SW SW W W W NW Wind spd 8 9 9 9 6 6 9 11 12 13 11 9 6 6 6 6 9 10 9 Clouds SC SC SC SC OV B2 B2 B2 B1 SC SC B2 B2 B2 B2 B1 SC SC SC PoP 12hr 0 5 30 60 60 QPF 12hr 0 0 0 0.04 0.07 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L C C C C L L C Tstms S C C C C S S C C C C Heat index 82 87 94 95 92 85 86 98102 99 89 Max heat 80 82 94 96 89 86 102 101 Date Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 Thu 07/04/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 64 83 64 86 67 90 73 95 Temp 71 66 80 79 66 69 84 81 69 71 88 85 75 78 93 85 Dewpt 60 56 54 54 57 59 57 57 62 64 65 65 67 70 71 73 PWind dir NW N N SE S S S SW Wind char GN GN LT LT LT GN LT LT Avg clouds SC FW FW FW FW FW FW SC SC SC SC SC SC SC SC B1 PoP 12hr 30 0 0 0 0 5 20 30 Rain shwrs C S S C Tstms C S S C $$ MDZ011-282000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 138 PM EDT Fri Jun 28 2024 Date Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 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 75 92 81 97 Temp 83 85 80 77 75 75 78 84 89 90 85 84 83 82 85 91 95 94 85 Dewpt 52 56 60 64 66 68 70 70 71 71 72 74 74 74 74 73 71 69 66 RH 34 37 51 64 74 79 76 63 56 54 65 72 74 77 70 56 46 44 53 Wind dir SE SE SE SE SE SE SE S S S S S S SW SW W W W NW Wind spd 8 9 9 9 6 8 9 11 13 14 11 9 8 6 6 6 9 10 9 Clouds SC SC SC SC B2 B2 B2 B1 B1 SC SC B2 B2 B2 B2 B1 SC SC SC PoP 12hr 0 5 30 60 60 QPF 12hr 0 0 0 0.05 0.07 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L C C C C L L C Tstms S C C C C S S C C C C Heat index 81 88 95 96 91 91 90 88 93100103 99 87 Max heat 82 84 95 96 93 93 103 102 Date Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 Thu 07/04/24 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 86 69 89 72 95 79 98 Temp 75 71 83 80 71 72 87 82 74 75 91 88 80 82 95 87 Dewpt 59 54 52 53 56 57 56 56 62 62 63 64 67 68 69 70 PWind dir NW N N SE S S S SW Wind char GN GN LT LT LT GN LT LT Avg clouds FW FW FW FW CL FW FW SC SC SC SC SC SC SC SC B1 PoP 12hr 30 0 0 0 0 10 20 30 Rain shwrs C S S C Tstms C S S C $$ WVZ052-282000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 138 PM EDT Fri Jun 28 2024 Date Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 67 89 72 90 Temp 79 82 80 72 70 68 72 78 85 87 84 78 75 73 77 85 87 86 81 Dewpt 55 57 59 62 64 65 67 68 69 69 70 71 72 72 72 71 67 64 60 RH 44 43 49 71 81 90 84 71 59 55 63 79 90 97 85 63 52 48 49 Wind dir SE SE SE SE SE S S S S S S S SW SW W W W NW NW Wind spd 8 10 10 10 9 9 10 12 14 13 10 6 6 5 5 9 11 12 12 Clouds SC B1 FW SC B2 B2 B2 B2 B1 SC B1 B2 B2 B2 B1 SC SC SC FW PoP 12hr 0 20 50 60 40 QPF 12hr 0 0 0.03 0.09 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C L L C C C C C C Tstms C C L C C C S S C C Heat index 82 81 89 91 88 90 90 87 82 Max heat 82 89 91 85 91 89 Date Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 Thu 07/04/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 58 79 55 84 62 93 69 92 Temp 64 62 76 75 58 61 81 80 64 67 88 87 72 74 89 85 Dewpt 54 52 50 51 53 54 54 55 58 59 63 64 66 68 69 69 PWind dir NW N N SE S S SW W Wind char GN GN LT LT LT LT LT LT Avg clouds FW FW FW FW CL FW FW SC SC SC SC SC SC SC B1 B1 PoP 12hr 10 0 0 0 0 20 30 40 Rain shwrs S C S S C Tstms S C S S C $$ VAZ506-282000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 138 PM EDT Fri Jun 28 2024 Date Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 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 70 91 76 95 Temp 82 84 80 73 71 70 74 82 87 90 88 81 79 77 80 88 92 92 85 Dewpt 56 60 64 66 68 69 72 73 73 73 72 74 75 74 76 76 73 71 68 RH 41 44 58 79 90 97 93 74 63 58 59 79 88 90 88 68 54 51 57 Wind dir SE SE SE SE SE SE S S S S S S SW SW SW W W NW NW Wind spd 6 9 10 10 8 8 9 11 11 12 9 8 6 6 5 6 9 10 11 Clouds SC SC FW SC B2 B2 B1 B2 B1 SC B1 B2 B2 B2 B1 SC SC SC SC PoP 12hr 0 10 30 50 50 QPF 12hr 0 0 0 0.10 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C C C C C C C C Tstms S C C C C S S C C C C Heat index 82 84 82 87 94 98 95 86 86 99101 99 88 Max heat 82 84 94 98 93 86 101 101 Date Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 Thu 07/04/24 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 81 60 86 64 93 72 96 Temp 69 64 79 78 63 66 84 81 67 69 89 88 75 78 94 87 Dewpt 58 55 54 54 54 58 58 58 60 63 65 65 67 70 72 73 PWind dir N N N SE S S S W Wind char GN GN LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW SC SC SC SC SC SC SC SC B1 PoP 12hr 30 0 0 0 0 10 20 40 Rain shwrs C S S S C Tstms C S S C $$ VAZ037-282000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 138 PM EDT Fri Jun 28 2024 Date Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 70 93 77 96 Temp 84 87 82 76 72 71 73 81 88 90 87 82 79 79 81 90 94 92 85 Dewpt 60 62 63 64 65 67 68 70 70 71 70 71 72 72 73 72 70 69 68 RH 44 43 53 66 79 87 84 69 55 54 57 69 79 79 77 56 46 47 57 Wind dir E SE E SE E E S S S S S SW SW SW SW W W W NW Wind spd 5 6 8 6 4 3 4 6 10 10 8 5 6 5 5 5 6 6 8 Clouds SC B1 SC SC B1 B2 OV B2 SC SC SC B1 B1 B2 B1 B1 SC SC SC PoP 12hr 5 20 40 40 60 QPF 12hr 0 0 0 0.02 0.04 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C S S C C L L C Tstms C C C C S S S C L C Heat index 84 87 83 85 93 96 92 86 86 97100 97 88 Max heat 84 88 82 93 97 88 86 100 100 Date Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 Thu 07/04/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 64 84 60 88 64 94 72 97 Temp 72 67 81 78 63 66 84 81 67 70 91 88 75 78 94 87 Dewpt 60 53 50 52 52 54 55 56 58 61 64 64 65 68 69 70 PWind dir N N N SE S S SW SW Wind char GN GN LT LT LT LT LT LT Avg clouds FW FW CL CL CL FW FW FW SC SC SC SC SC SC B1 B1 PoP 12hr 30 0 0 0 0 10 20 40 Rain shwrs C S C Tstms C S C $$ MDZ003-282000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 138 PM EDT Fri Jun 28 2024 Date Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 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 69 90 73 91 Temp 80 83 80 73 70 70 73 79 85 87 85 79 76 74 78 85 89 87 81 Dewpt 54 55 60 63 65 67 69 71 71 71 71 74 74 72 74 74 70 66 62 RH 41 38 51 71 84 90 87 77 63 59 63 85 94 93 88 70 54 50 53 Wind dir SE SE SE SE S S S S S S S S SW SW SW W W NW NW Wind spd 6 9 8 10 9 10 11 13 13 13 10 6 6 5 5 9 11 12 11 Clouds SC SC FW B1 B2 B2 B1 B2 B1 B1 B2 OV B2 B2 B1 SC FW FW FW PoP 12hr 0 20 50 70 30 QPF 12hr 0 0 0.06 0.15 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C L L C C S S C C Tstms C C L C C C S C C Heat index 80 81 90 93 90 93 94 89 82 Max heat 80 82 90 94 87 95 94 Date Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 Thu 07/04/24 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 80 57 85 64 93 71 93 Temp 64 63 77 76 61 63 82 80 66 68 88 87 74 76 91 85 Dewpt 55 53 52 53 54 55 55 57 58 61 64 65 67 70 71 71 PWind dir NW N NE SE SE S S W Wind char GN GN LT LT LT LT LT LT Avg clouds FW FW FW FW CL FW FW SC SC SC SC SC SC SC B1 B1 PoP 12hr 5 0 0 0 0 20 30 40 Rain shwrs S C S S C Tstms S S S S C $$ MDZ017-282000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 138 PM EDT Fri Jun 28 2024 Date Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 73 89 78 94 Temp 83 82 78 75 74 74 78 84 87 87 84 81 80 79 83 89 92 90 84 Dewpt 60 65 65 68 69 70 72 74 74 75 75 75 74 74 76 76 75 76 74 RH 46 56 64 79 84 87 82 72 65 68 74 82 82 85 80 66 58 64 72 Wind dir E SE SE SE SE SE SE SE SE SE S S S SW SW SW SW S S Wind spd 10 11 10 11 10 11 11 14 14 16 13 12 11 11 11 10 9 8 8 Clouds SC SC SC SC B1 SC B1 B1 B1 SC SC SC B1 B2 B2 B2 B1 SC B2 PoP 12hr 0 5 20 40 80 QPF 12hr 0 0 0 0.08 0.33 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C C C C D D L Tstms S S S C C S C C C L Heat index 83 84 91 95 96 92 87 84 91100103102 91 Max heat 83 84 95 96 89 91 103 103 Date Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 Thu 07/04/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 68 83 68 86 69 90 75 95 Temp 75 69 81 80 70 73 84 80 71 74 88 84 77 80 93 85 Dewpt 65 60 57 57 59 62 58 61 63 65 65 67 66 70 72 72 PWind dir NW N NE E S S S S Wind char GN GN LT LT LT GN GN LT Avg clouds B1 SC FW FW CL FW FW SC SC SC SC SC SC SC SC B1 PoP 12hr 60 5 0 0 0 5 10 30 Rain shwrs L S C Tstms L S C $$ WVZ502-282000- Petersburg WV 38.99N 79.15W Elev. 963 ft 138 PM EDT Fri Jun 28 2024 Date Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 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 65 91 70 90 Temp 83 86 79 72 68 65 71 82 88 88 82 76 73 70 74 84 88 87 78 Dewpt 61 62 64 65 65 64 67 69 70 72 72 72 72 70 72 72 69 68 65 RH 47 45 60 79 90 97 87 65 55 59 72 87 97100 93 67 54 53 64 Wind dir SE S S S S SE S S S S S SW SW SW W W W NW NW Wind spd 5 8 6 5 5 5 5 8 10 10 6 6 4 4 3 6 8 9 6 Clouds SC B1 SC B1 B1 SC SC SC SC SC B1 B2 B2 B2 B1 SC SC FW FW PoP 12hr 5 20 60 70 50 QPF 12hr 0 0 0.04 0.06 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C L L L L C C C C C C Tstms S C C L C C C S C C S Heat index 83 86 85 93 95 87 90 92 91 Max heat 83 86 93 95 92 92 Date Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 Thu 07/04/24 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 53 78 52 86 60 94 69 92 Temp 59 57 76 72 56 58 83 79 62 66 92 86 71 72 89 81 Dewpt 56 52 50 53 52 54 55 58 56 59 65 69 67 69 71 72 PWind dir NW N SE SE S SW SW W Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW SC SC SC SC SC SC B1 B1 B1 PoP 12hr 10 0 0 0 5 20 40 60 Rain shwrs S C C C L Tstms S C S S C $$ MDZ014-282000- Annapolis MD 38.99N 76.49W Elev. 7 ft 138 PM EDT Fri Jun 28 2024 Date Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 72 88 79 93 Temp 79 82 78 74 73 74 77 81 83 86 83 81 80 80 83 87 89 90 83 Dewpt 57 61 64 66 68 70 71 74 75 74 75 76 75 75 75 77 75 72 70 RH 47 49 62 76 84 87 82 79 77 68 77 85 85 85 77 72 64 56 65 Wind dir E SE SE SE SE SE SE S S S S S S SW SW SW SW W NW Wind spd 9 10 10 11 9 9 11 13 14 14 14 11 10 9 8 9 9 9 8 Wind gust 25 Clouds SC SC FW SC B1 B1 B1 B1 SC FW SC B1 B1 B2 B2 B1 SC SC SC PoP 12hr 0 5 20 50 70 QPF 12hr 0 0 0 0.03 0.10 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C C C L L C Tstms S S C C C C S C C C C Heat index 83 86 90 94 90 87 85 85 90 99 99 97 87 Max heat 83 90 94 89 90 100 99 Date Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 Thu 07/04/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 68 83 68 84 70 88 77 93 Temp 74 69 79 80 70 72 82 80 72 73 86 84 78 79 90 85 Dewpt 63 57 57 57 60 60 60 61 65 65 68 68 69 70 73 74 PWind dir N N NE E S S S SW Wind char GN GN LT LT LT GN GN LT Avg clouds SC FW FW FW CL FW FW SC SC SC SC SC SC SC SC B1 PoP 12hr 40 0 0 0 0 5 20 30 Rain shwrs C S S C Tstms C S S C $$