Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
511 FOUS51 KLWX 261738 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 138 PM EDT Wed Jun 26 2024 VAZ054-262000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 138 PM EDT Wed Jun 26 2024 Date Wed 06/26/24 Thu 06/27/24 Fri 06/28/24 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 99 73 89 71 87 Temp 97 98 87 80 75 74 75 80 86 88 84 80 74 71 73 79 85 86 82 Dewpt 67 67 68 69 70 69 69 66 65 63 62 63 61 59 57 59 61 62 64 RH 38 37 53 69 84 84 82 62 50 43 48 56 64 66 57 50 45 45 55 Wind dir SW S SW W W W NW N NW NW NW N N NE NE E E SE SE Wind spd 9 11 10 11 8 6 8 8 9 10 9 6 9 10 11 11 10 11 13 Clouds SC B1 B2 OV OV OV B2 B1 SC FW FW FW FW SC FW FW SC SC SC PoP 12hr 40 60 10 5 5 QPF 12hr 0.04 0.28 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C L L C C Tstms S C L C C Heat index 101103 91 83 82 88 89 85 81 85 86 83 Max heat 101 103 86 88 89 83 85 86 Date Sat 06/29/24 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 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 75 93 81 94 71 84 67 88 Temp 75 78 89 86 83 83 92 85 76 71 81 79 70 71 85 82 Dewpt 68 72 74 74 76 76 74 70 64 57 55 54 57 58 59 60 PWind dir SE S S W NW N NE SE Wind char GN GN GN GN GN GN LT LT Avg clouds B1 B2 B2 B2 B1 B1 B2 B1 SC FW FW FW FW FW FW SC PoP 12hr 40 40 40 60 30 5 0 0 Rain shwrs C C C C C C L C Tstms S S C C C S C C $$ MDZ013-262000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 138 PM EDT Wed Jun 26 2024 Date Wed 06/26/24 Thu 06/27/24 Fri 06/28/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 99 71 88 67 86 Temp 97 97 85 78 73 72 73 80 86 88 84 77 71 67 70 77 83 85 81 Dewpt 68 68 70 70 71 69 70 68 66 63 62 63 60 57 55 58 59 61 63 RH 39 39 61 76 93 90 90 67 51 43 48 62 68 70 59 52 44 45 54 Wind dir W SW SW W W W NW NW NW NW NW N N NE NE E E SE SE Wind spd 8 9 8 8 5 5 5 5 6 6 5 4 8 9 9 8 8 10 10 Clouds SC B1 B2 OV OV OV B2 B1 FW FW FW FW FW SC FW FW SC SC B1 PoP 12hr 50 70 5 0 5 QPF 12hr 0.26 0.22 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C L L C C Tstms S C L C C Heat index 102102 90 83 88 89 85 83 85 82 Max heat 102 104 87 88 89 81 83 86 Date Sat 06/29/24 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 72 90 77 93 66 83 64 86 Temp 73 76 87 84 79 79 91 85 72 68 81 79 66 68 84 80 Dewpt 68 72 75 75 76 77 75 70 63 58 56 55 57 59 58 59 PWind dir SE S S W NW N N SE Wind char LT GN LT GN GN GN LT LT Avg clouds B1 B2 B2 B2 B2 B2 B2 B1 SC FW FW FW FW FW FW SC PoP 12hr 40 50 40 60 30 5 0 0 Rain shwrs C C C C C C L C Tstms S S C C C S C C $$ MDZ011-262000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 138 PM EDT Wed Jun 26 2024 Date Wed 06/26/24 Thu 06/27/24 Fri 06/28/24 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 99 74 88 70 87 Temp 97 97 85 80 74 74 74 81 85 87 83 78 72 70 71 77 83 86 81 Dewpt 67 67 68 69 69 69 68 65 63 60 59 62 59 56 53 55 57 59 61 RH 38 38 57 69 84 84 82 58 48 40 44 58 64 61 53 47 41 40 51 Wind dir W S SW W W W NW NW NW NW N N N NE NE E SE SE SE Wind spd 6 8 6 6 5 4 5 5 6 6 5 4 8 9 8 8 8 10 10 Clouds SC B1 B2 OV OV OV B2 SC SC FW FW FW FW SC FW FW SC SC SC PoP 12hr 50 70 5 0 0 QPF 12hr 0.22 0.20 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C L L C C Tstms S C L C C Heat index 101101 88 83 83 86 87 83 82 Max heat 101 103 87 86 87 82 82 85 Date Sat 06/29/24 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 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 76 94 82 96 71 87 69 89 Temp 76 79 89 86 83 84 93 85 75 73 84 80 71 72 86 82 Dewpt 67 70 73 73 75 75 74 69 62 57 55 54 57 57 57 58 PWind dir SE S S W NW N N SE Wind char LT GN GN GN GN GN LT LT Avg clouds B1 B2 B2 B2 B2 B2 B2 B1 SC FW FW FW FW FW FW SC PoP 12hr 40 50 50 60 30 5 0 0 Rain shwrs C C C C C C L C Tstms S C C C C C C $$ WVZ052-262000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 138 PM EDT Wed Jun 26 2024 Date Wed 06/26/24 Thu 06/27/24 Fri 06/28/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 95 66 86 59 84 Temp 94 91 83 72 70 68 69 78 84 86 82 70 65 60 65 73 81 84 81 Dewpt 67 66 65 67 66 66 65 63 60 58 58 59 57 55 54 56 58 59 61 RH 41 44 55 84 87 93 87 60 44 39 44 68 75 84 68 55 46 43 51 Wind dir W SW W NW W W NW NW NW NW N N N N NE E SE SE SE Wind spd 8 10 8 5 5 4 5 6 8 9 6 5 5 5 5 6 8 10 10 Clouds SC B1 B2 OV OV OV B1 SC FW FW FW FW FW FW SC SC SC SC B1 PoP 12hr 50 70 5 0 5 QPF 12hr 0.04 0.33 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L L C C S Tstms C C L C C S Heat index 98 94 85 84 82 81 84 82 Max heat 98 97 82 84 85 81 84 Date Sat 06/29/24 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 68 87 72 90 60 80 56 84 Temp 70 72 81 86 74 76 88 83 65 63 77 76 59 62 82 80 Dewpt 65 68 71 71 73 73 70 64 58 54 52 52 54 55 55 56 PWind dir SE S SW W NW N N SE Wind char GN GN LT GN GN GN LT LT Avg clouds B1 B2 B2 B2 B2 B2 B1 SC FW FW FW FW FW FW FW SC PoP 12hr 40 60 50 40 10 5 0 5 Rain shwrs S C C L C C C C Tstms S S C C C S C $$ VAZ506-262000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 138 PM EDT Wed Jun 26 2024 Date Wed 06/26/24 Thu 06/27/24 Fri 06/28/24 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 98 70 87 65 87 Temp 96 94 85 74 72 70 71 79 84 86 83 74 69 66 68 78 83 86 83 Dewpt 68 69 70 71 71 70 70 68 66 63 63 62 61 57 56 60 62 64 64 RH 40 44 61 90 97100 97 69 55 46 51 66 76 73 65 54 49 48 53 Wind dir W SW W NW W W NW NW NW NW N N N NE NE E SE SE SE Wind spd 6 8 6 6 5 3 5 6 6 6 5 4 6 8 8 6 6 9 10 Clouds SC B1 B2 OV OV OV B2 B1 SC FW FW FW FW SC FW FW SC SC SC PoP 12hr 40 60 10 0 5 QPF 12hr 0.09 0.23 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L C C S Tstms S C L C C Heat index 101 99 90 86 87 84 84 87 84 Max heat 101 104 85 86 88 84 87 Date Sat 06/29/24 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 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 71 92 77 93 65 82 61 86 Temp 73 75 87 86 79 79 91 85 70 67 80 78 63 66 84 82 Dewpt 68 72 76 75 76 77 76 70 61 57 56 55 55 58 59 59 PWind dir SE S S W NW N N SE Wind char LT GN LT LT GN GN LT LT Avg clouds B1 B2 B2 B2 B1 B1 B1 B1 FW FW FW FW FW FW FW SC PoP 12hr 40 50 40 60 20 5 0 5 Rain shwrs S C C C C C C L S Tstms S S C C C S C S $$ VAZ037-262000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 138 PM EDT Wed Jun 26 2024 Date Wed 06/26/24 Thu 06/27/24 Fri 06/28/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 99 71 88 67 89 Temp 98 95 86 79 74 72 73 80 86 87 83 75 70 68 70 79 85 88 84 Dewpt 66 67 66 67 68 68 68 68 66 65 65 65 63 60 60 62 63 65 65 RH 35 40 51 67 82 87 84 67 51 48 55 71 78 76 71 56 48 47 53 Wind dir SW SW SW S S SE NW NE E E E NE N N NE E E SE SE Wind spd 6 8 6 4 4 2 2 3 4 4 4 4 4 6 8 6 6 8 8 Clouds SC B1 B2 B2 OV OV B2 B2 SC SC FW SC SC SC SC SC SC SC B1 PoP 12hr 40 60 20 5 10 QPF 12hr 0.33 0.31 0.02 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C L C C S S S S C Tstms C C C C C S S S S S Heat index 102 99 88 83 88 89 85 86 90 86 Max heat 102 101 87 88 89 86 90 Date Sat 06/29/24 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 73 92 77 96 67 86 62 88 Temp 74 76 87 85 79 80 93 86 73 70 83 79 65 67 85 82 Dewpt 67 70 74 72 73 74 72 68 63 58 54 53 55 56 57 59 PWind dir SE S SW SW NW N N SE Wind char LT LT LT LT LT LT LT LT Avg clouds B2 OV B2 B1 B1 B1 B1 SC FW FW FW CL FW FW FW FW PoP 12hr 40 50 30 60 20 5 5 5 Rain shwrs C C C C C S C L S Tstms S S S C C S C S $$ MDZ003-262000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 138 PM EDT Wed Jun 26 2024 Date Wed 06/26/24 Thu 06/27/24 Fri 06/28/24 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 94 67 85 61 85 Temp 92 91 83 72 70 68 69 77 83 84 80 71 65 61 66 75 81 84 81 Dewpt 69 68 67 69 68 67 68 65 62 60 60 59 58 55 54 56 59 60 61 RH 47 47 59 90 93 97 97 67 49 44 51 66 78 81 65 52 47 44 51 Wind dir W SW SW NW W W NW NW NW NW N N N NE NE E SE SE SE Wind spd 8 10 8 8 5 4 4 6 8 9 6 6 6 6 6 6 6 9 9 Clouds SC B1 B2 OV OV OV B1 FW FW FW FW FW FW FW FW SC SC SC SC PoP 12hr 50 70 5 0 5 QPF 12hr 0.04 0.37 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L L C S Tstms C C L C C Heat index 97 95 86 84 84 81 81 84 82 Max heat 97 98 84 85 81 84 Date Sat 06/29/24 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 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 87 74 91 60 80 57 85 Temp 71 71 82 85 76 77 89 83 65 65 77 76 61 63 82 81 Dewpt 65 69 73 73 74 75 72 65 59 56 54 54 55 55 57 58 PWind dir SE S S W NW N NE SE Wind char GN GN LT GN GN GN LT LT Avg clouds B1 B2 B2 B2 B2 B2 B1 SC FW FW FW FW FW FW FW SC PoP 12hr 40 60 50 40 10 0 0 5 Rain shwrs C C L C C C C Tstms S S C C C S C $$ MDZ017-262000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 138 PM EDT Wed Jun 26 2024 Date Wed 06/26/24 Thu 06/27/24 Fri 06/28/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 95 73 85 70 87 Temp 94 92 84 80 74 73 76 82 84 85 81 76 72 71 74 81 85 86 81 Dewpt 73 74 73 71 70 69 71 70 69 69 70 69 68 64 63 63 65 65 67 RH 51 56 70 74 87 87 85 67 61 59 69 79 87 79 69 54 51 50 63 Wind dir S S S S W NW N NW NE E SE SE N NE NE E E SE SE Wind spd 9 11 10 10 9 6 5 6 8 5 5 5 6 11 12 12 11 13 11 Clouds FW FW B2 B2 OV B2 OV B2 B1 SC FW FW FW FW SC FW SC SC SC PoP 12hr 30 60 20 5 5 QPF 12hr 0.16 0.75 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L L C S S Tstms C C C C S S Heat index 103102 90 83 86 88 89 85 82 87 88 83 Max heat 103 103 87 88 89 87 88 Date Sat 06/29/24 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 74 91 79 94 70 84 68 86 Temp 74 80 89 85 80 82 92 84 74 72 82 80 70 73 84 80 Dewpt 70 73 74 75 75 77 76 75 67 62 59 59 59 61 59 62 PWind dir SE SE S SW NW N NE E Wind char GN GN GN GN GN GN GN LT Avg clouds SC B2 B2 B1 B1 B1 B1 B2 B1 FW FW FW FW FW FW SC PoP 12hr 20 30 30 70 50 10 5 0 Rain shwrs S C S S C C L C S Tstms S S S C C C C S $$ WVZ502-262000- Petersburg WV 38.99N 79.15W Elev. 963 ft 138 PM EDT Wed Jun 26 2024 Date Wed 06/26/24 Thu 06/27/24 Fri 06/28/24 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 93 65 87 58 87 Temp 92 91 82 71 69 67 67 78 85 87 80 67 62 58 62 75 84 86 81 Dewpt 65 66 67 68 67 66 67 66 61 60 62 61 60 57 58 61 62 64 65 RH 41 44 61 90 93 97100 67 45 40 54 81 93 96 87 62 48 48 58 Wind dir W W W S S N NE N NW NW N N N N NE SE SE SE SE Wind spd 6 6 4 3 2 2 2 2 4 6 5 2 2 2 2 3 6 8 6 Clouds B1 B1 B2 OV OV B2 B1 SC FW FW FW FW FW SC SC SC SC SC B1 PoP 12hr 60 70 5 0 5 QPF 12hr 0.05 0.24 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S L D L C S C Tstms S C L C C S S Heat index 94 94 85 85 87 81 85 87 83 Max heat 94 94 85 87 85 87 Date Sat 06/29/24 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 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 71 89 56 80 54 87 Temp 69 70 86 83 73 74 87 80 62 59 78 73 57 60 85 80 Dewpt 68 69 73 73 73 73 72 66 60 55 53 55 54 55 58 61 PWind dir S S SW W NW N E SE Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B2 B2 B2 B1 B1 B1 SC FW FW FW FW FW FW SC SC PoP 12hr 40 70 60 60 10 5 0 5 Rain shwrs C C C L L C C L Tstms S S C C C C S C $$ MDZ014-262000- Annapolis MD 38.99N 76.49W Elev. 7 ft 138 PM EDT Wed Jun 26 2024 Date Wed 06/26/24 Thu 06/27/24 Fri 06/28/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 95 72 87 71 85 Temp 93 93 85 80 74 73 75 79 83 86 84 78 75 72 73 78 82 84 80 Dewpt 71 72 72 71 71 70 70 68 68 66 67 67 64 60 58 61 62 63 66 RH 49 51 65 74 90 90 84 69 61 51 57 69 69 66 59 56 51 49 62 Wind dir S S S SW W W NW N NE S S N N NE NE E E SE SE Wind spd 9 10 8 6 6 5 5 6 6 6 5 5 9 12 11 11 9 11 12 Clouds SC SC B2 OV OV OV B2 B1 SC FW FW FW FW SC FW FW FW FW SC PoP 12hr 40 60 10 0 5 QPF 12hr 0.14 0.31 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L L C Tstms C C C C Heat index 100101 91 83 86 88 87 83 85 82 Max heat 100 102 87 86 89 84 83 85 Date Sat 06/29/24 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 74 89 79 92 71 83 68 84 Temp 75 79 85 84 81 82 89 83 75 73 80 79 70 71 81 79 Dewpt 69 72 76 76 76 76 76 73 66 60 59 58 60 60 61 62 PWind dir SE S S SW NW N NE SE Wind char GN GN GN GN GN GN LT LT Avg clouds SC B2 B2 B1 B1 B2 B2 B1 SC FW FW FW FW FW FW SC PoP 12hr 30 40 40 60 40 5 0 0 Rain shwrs C C C C C C L C Tstms S C C C C C C $$