Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
623 FOUS51 KLWX 281438 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 1037 AM EDT Fri Jun 28 2024 VAZ054-282000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 1037 AM 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 74 92 81 95 Temp 79 83 84 81 76 75 74 78 83 90 90 87 83 82 81 82 89 93 94 87 Dewpt 52 55 59 64 66 68 70 71 71 71 71 72 74 74 74 74 73 71 69 66 RH 39 38 43 56 71 79 87 79 67 54 54 61 74 77 79 77 59 49 44 50 Wind dir E SE SE SE SE SE SE S S S S S S S SW SW W W W NW Wind spd 10 10 11 13 12 10 9 11 13 13 14 12 10 11 10 10 10 9 11 12 Clouds B1 B1 SC SC FW B2 B2 B1 B1 B1 B1 B1 B1 B2 B2 OV B2 B2 B1 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 83 88 96 96 94 90 88 86 88 97100 99 89 Max heat 82 84 96 99 92 88 100 100 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 69 84 67 87 70 93 78 96 Temp 75 69 82 81 71 70 86 82 73 73 91 89 81 80 95 89 Dewpt 59 56 53 53 55 57 56 56 61 63 63 65 67 69 70 71 PWind dir NW N NE E S S S W Wind char GN GN LT LT LT LT LT LT Avg clouds SC FW FW FW CL FW FW SC SC SC SC SC SC SC B1 B1 PoP 12hr 30 0 0 0 0 10 20 30 Rain shwrs C S C Tstms C S C $$ MDZ013-282000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 1037 AM EDT Fri Jun 28 2024 Date Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 71 89 77 94 Temp 78 81 82 79 73 71 72 75 82 88 87 84 80 79 78 80 89 92 93 86 Dewpt 49 52 57 62 66 68 69 72 73 74 74 75 76 75 74 76 75 74 71 68 RH 36 37 43 56 79 90 90 90 74 63 65 74 88 88 88 88 64 56 49 55 Wind dir E E SE SE SE SE SE SE S S S S S S SW SW W W W NW Wind spd 6 8 9 9 9 6 6 9 11 12 13 11 9 6 6 6 6 9 10 9 Clouds SC B1 SC SC SC OV B2 B2 B1 B1 B1 B1 B2 OV B2 OV B2 B2 B1 SC PoP 12hr 0 5 30 60 60 QPF 12hr 0 0 0 0.04 0.07 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L C C C C L L C Tstms S C C C C S S C C C C Heat index 82 87 97 95 92 86 86 99102100 89 Max heat 80 82 97 98 89 86 102 102 Date Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 Thu 07/04/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 65 84 64 85 66 91 74 95 Temp 70 67 81 79 67 67 84 79 68 71 89 85 76 79 95 87 Dewpt 59 58 56 55 57 60 56 58 63 64 65 67 68 69 72 72 PWind dir NW N NE E S S S W Wind char GN GN LT LT LT LT LT LT Avg clouds SC FW FW FW FW FW FW SC SC SC SC SC SC SC B1 B1 PoP 12hr 30 0 0 0 0 10 20 30 Rain shwrs C S C Tstms C S C $$ MDZ011-282000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 1037 AM 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 77 83 85 80 77 76 75 77 84 89 91 86 83 83 81 83 92 96 94 85 Dewpt 51 52 56 61 65 67 69 70 71 71 71 72 74 74 74 74 73 71 68 65 RH 40 34 37 52 67 74 82 79 65 56 52 63 74 74 79 74 54 45 43 51 Wind dir E SE SE SE SE SE SE SE S S S S S S SW SW W W W NW Wind spd 6 8 9 9 9 6 8 9 11 13 14 11 9 8 6 6 6 9 10 9 Clouds SC SC SC SC SC B2 B2 B2 B2 B1 B1 B1 B2 B2 B2 OV B2 B2 B1 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 89 95 98 92 90 90 86 90101104 99 87 Max heat 82 84 81 95 98 90 90 104 103 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 69 86 69 88 72 94 78 96 Temp 76 70 84 82 72 71 87 82 76 73 93 89 83 79 95 90 Dewpt 59 56 53 53 55 57 54 55 62 62 63 65 66 67 70 70 PWind dir NW N N SE S S S W Wind char GN GN LT LT LT LT LT LT Avg clouds SC FW FW FW CL FW FW SC SC SC SC SC SC SC B1 B1 PoP 12hr 30 0 0 0 0 10 20 30 Rain shwrs C S C Tstms C S C $$ WVZ052-282000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 1037 AM EDT Fri Jun 28 2024 Date Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 67 88 72 90 Temp 74 79 82 79 72 69 67 71 78 84 86 86 79 74 72 77 85 87 88 82 Dewpt 51 55 57 60 63 65 66 68 68 69 69 69 71 71 71 72 71 67 63 59 RH 44 44 43 52 73 87 97 90 71 61 57 57 77 90 97 85 63 52 43 46 Wind dir E SE SE SE SE SE S S S S S S S SW SW W W W NW NW Wind spd 5 8 10 10 10 9 9 10 12 14 13 10 6 6 5 5 9 11 12 12 Clouds SC B1 B1 SC SC B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 B1 SC SC SC PoP 12hr 0 20 50 60 40 QPF 12hr 0 0 0.03 0.09 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C L L C C C C C C Tstms C C L C C C S S C C Heat index 82 88 90 90 90 90 89 82 Max heat 82 88 92 88 91 90 Date Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 Thu 07/04/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 58 79 56 83 61 91 69 90 Temp 62 62 77 75 60 64 81 79 65 70 90 87 74 77 90 84 Dewpt 54 53 51 51 52 53 53 54 57 59 63 65 66 68 70 69 PWind dir NW N N SE SE S SW W Wind char GN GN LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW SC SC SC SC SC B1 B1 B1 B1 PoP 12hr 10 0 0 0 5 20 30 40 Rain shwrs S C S C Tstms S C S C $$ VAZ506-282000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 1037 AM 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 92 76 94 Temp 77 82 84 81 74 72 70 73 82 87 90 89 82 79 76 79 90 93 92 85 Dewpt 52 56 60 63 67 68 70 72 73 73 73 72 74 74 74 76 76 74 70 66 RH 42 41 44 54 79 87100 97 74 63 58 57 77 85 94 91 64 54 49 53 Wind dir E SE SE SE SE SE SE S S S S S S SW SW SW W W NW NW Wind spd 5 6 9 10 10 8 8 9 11 11 12 9 8 6 6 5 6 9 10 11 Clouds B1 B1 SC SC SC B2 B1 B1 B1 B1 B1 B1 B2 B2 B2 OV B2 B1 B1 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 96 88 102103 98 87 Max heat 82 84 94 100 94 105 102 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 63 81 59 85 64 93 73 95 Temp 68 65 79 76 61 65 83 80 66 70 90 88 75 78 95 88 Dewpt 59 58 55 55 55 57 57 58 60 63 66 67 67 70 72 73 PWind dir N N N SE S S SW W Wind char GN GN LT LT LT LT LT LT Avg clouds SC FW CL FW FW FW FW SC SC SC SC SC SC SC B1 B1 PoP 12hr 30 0 0 0 0 10 20 30 Rain shwrs C S C Tstms C S C $$ VAZ037-282000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 1037 AM EDT Fri Jun 28 2024 Date Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 70 92 76 96 Temp 77 84 87 82 76 74 70 73 81 87 90 88 82 79 77 79 89 93 95 88 Dewpt 59 60 62 65 65 66 67 69 71 70 71 70 71 72 72 73 73 70 68 66 RH 54 44 43 56 69 76 90 87 72 57 54 55 69 79 85 82 59 47 42 48 Wind dir NE E SE E SE E E S S S S S SW SW SW SW W W W NW Wind spd 6 5 6 8 6 4 3 4 6 10 10 8 5 6 5 5 5 6 6 8 Clouds B1 B1 B1 B1 SC SC OV B2 B2 B1 SC SC B1 B1 B2 B2 B2 B2 B1 SC PoP 12hr 5 20 40 40 60 QPF 12hr 0 0 0 0.02 0.04 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C S S C C L L C Tstms C C C C S S S C L C Heat index 84 87 84 85 92 96 93 86 97 99100 90 Max heat 84 88 82 92 99 91 100 101 Date Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 Thu 07/04/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 65 84 60 87 64 94 72 95 Temp 72 66 81 78 62 64 85 82 67 67 91 88 75 75 95 88 Dewpt 59 56 52 52 53 55 54 55 58 60 64 65 65 69 69 70 PWind dir N N N SE S S SW W Wind char GN LT LT LT LT LT LT LT Avg clouds SC FW CL CL CL FW FW FW SC SC SC SC SC SC B1 B1 PoP 12hr 30 0 0 0 0 10 10 40 Rain shwrs C C Tstms C C $$ MDZ003-282000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 1037 AM 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 74 91 Temp 75 80 83 80 74 72 69 72 79 85 88 87 79 76 75 78 86 90 88 81 Dewpt 51 54 55 60 64 66 67 69 71 71 71 71 74 74 73 74 74 69 64 61 RH 43 41 38 51 71 81 93 90 77 63 57 59 85 94 94 88 68 50 45 51 Wind dir E SE SE SE SE S S S S S S S S SW SW SW W W NW NW Wind spd 5 6 9 8 10 9 10 11 13 13 13 10 6 6 5 5 9 11 12 11 Clouds SC SC SC FW SC B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 B1 SC SC SC 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 94 93 94 95 89 82 Max heat 80 82 90 95 91 96 93 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 60 81 57 85 64 92 71 91 Temp 64 64 79 76 61 64 83 79 67 69 89 87 75 76 91 87 Dewpt 56 55 53 53 53 55 56 56 58 61 64 66 68 70 72 71 PWind dir NW N NE SE SE 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 B1 B1 B1 B1 PoP 12hr 5 0 0 0 0 20 20 40 Rain shwrs S S C Tstms S S C $$ MDZ017-282000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 1037 AM EDT Fri Jun 28 2024 Date Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 73 90 79 94 Temp 80 83 82 79 75 74 73 78 84 88 89 85 82 81 80 83 90 93 90 84 Dewpt 58 60 65 66 68 70 70 73 73 74 75 75 74 74 74 76 75 75 76 74 RH 47 46 56 64 79 87 90 85 70 63 64 72 77 79 82 80 62 56 64 72 Wind dir E E SE SE SE SE SE SE SE SE SE S S S SW SW SW SW S S Wind spd 10 10 11 10 11 10 11 11 14 14 16 13 12 11 11 11 10 9 8 8 Clouds SC B1 SC SC FW SC SC B1 SC B1 SC SC SC B1 B2 OV OV OV B2 B2 PoP 12hr 0 5 20 40 80 QPF 12hr 0 0 0 0.08 0.33 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C C C C D D L Tstms S S S C C S C C C L Heat index 81 83 84 90 97 99 94 88 86 84 91101105102 91 Max heat 83 84 97 99 92 91 105 105 Date Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 Thu 07/04/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 69 84 68 85 69 89 76 95 Temp 74 71 82 79 70 73 84 79 70 76 88 83 77 82 95 87 Dewpt 66 62 58 58 59 61 58 60 63 65 65 67 67 69 72 72 PWind dir NW N NE E S S S S Wind char GN GN LT LT LT GN GN LT Avg clouds B2 SC FW FW CL FW FW SC SC SC SC SC SC SC SC B1 PoP 12hr 60 5 0 0 0 5 10 30 Rain shwrs L S C Tstms L S C $$ WVZ502-282000- Petersburg WV 38.99N 79.15W Elev. 963 ft 1037 AM 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 90 69 90 Temp 75 83 86 79 72 69 65 69 82 88 89 83 76 72 70 74 84 89 87 79 Dewpt 58 61 62 63 66 66 65 68 71 71 72 72 72 71 70 72 73 69 66 64 RH 55 47 45 58 81 90100 97 69 57 57 70 87 97100 93 70 52 50 60 Wind dir E SE S S S S SE S S S S S SW SW SW W W W NW NW Wind spd 2 5 8 6 5 5 5 5 8 10 10 6 6 4 4 3 6 8 9 6 Clouds SC B1 B1 SC B1 B1 SC B1 SC B1 B1 B1 B2 B1 B2 B2 B1 SC SC SC 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 86 94 96 88 90 94 89 Max heat 83 86 94 96 85 94 93 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 55 79 53 86 62 94 69 91 Temp 59 58 77 72 56 59 84 79 64 67 92 86 71 74 90 83 Dewpt 57 53 51 54 53 53 55 58 55 59 67 70 68 70 72 72 PWind dir NW N SE SE S SW SW W Wind char LT LT LT LT LT LT LT LT Avg clouds SC FW FW FW CL FW FW SC SC SC SC SC SC B1 B1 B1 PoP 12hr 10 0 0 0 5 20 30 50 Rain shwrs S C C C C Tstms S C S S C $$ MDZ014-282000- Annapolis MD 38.99N 76.49W Elev. 7 ft 1037 AM EDT Fri Jun 28 2024 Date Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 73 87 79 92 Temp 75 79 82 79 75 74 73 76 81 83 86 82 81 81 80 82 87 89 91 86 Dewpt 55 57 61 65 67 69 70 71 73 75 74 75 76 76 75 75 76 75 72 71 RH 50 47 49 62 76 84 90 85 77 77 68 79 85 85 85 79 70 64 54 61 Wind dir E E SE SE SE SE SE SE S S S S S S SW SW SW SW W NW Wind spd 10 9 10 10 11 9 9 11 13 14 14 14 11 10 9 8 9 9 9 8 Wind gust 25 Clouds SC SC SC SC FW B1 B1 B2 B1 B1 SC SC B1 B2 B2 OV B2 B2 SC SC PoP 12hr 0 5 20 50 70 QPF 12hr 0 0 0 0.03 0.10 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C C C L L C Tstms S S C C C C S C C C C Heat index 83 86 90 94 89 87 87 85 89 98 99 99 91 Max heat 83 90 94 87 89 99 100 Date Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 Thu 07/04/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 69 83 68 84 70 88 76 92 Temp 75 69 80 80 70 72 82 80 73 74 87 84 79 79 92 87 Dewpt 63 59 58 58 60 60 59 60 65 64 67 68 69 69 72 73 PWind dir N N NE SE S S S SW Wind char GN GN LT LT LT GN GN LT Avg clouds SC FW FW CL CL FW FW SC SC SC SC SC SC SC B1 B1 PoP 12hr 40 0 0 0 0 5 20 30 Rain shwrs C S C Tstms C S C $$