Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
748 FOUS51 KLWX 262338 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 738 PM EDT Wed Jun 26 2024 VAZ054-270800- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 738 PM EDT Wed Jun 26 2024 Date 06/26/24 Thu 06/27/24 Fri 06/28/24 Sat EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 72 88 71 87 75 Temp 85 79 74 74 75 80 86 88 84 80 74 71 73 79 85 86 82 78 75 75 78 Dewpt 68 69 70 69 69 66 65 63 62 63 61 59 57 59 61 62 64 66 68 70 72 RH 57 72 87 84 82 62 50 43 48 56 64 66 57 50 45 45 55 67 79 84 82 Wind dir SW W W W NW N NW NW NW N N NE NE E E SE SE SE SE SE SE Wind spd 9 9 6 5 6 6 8 9 9 6 9 10 11 11 10 11 13 10 9 9 9 Clouds B2 OV OV OV B2 SC FW FW CL SC SC FW SC SC SC SC SC SC B2 B2 B2 PoP 12hr 60 10 5 5 40 QPF 12hr 0.41 0 0 0 0.05 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L C C C C C Tstms L C C S Heat index 88 82 88 89 85 81 85 86 83 Max heat 91 85 88 89 83 85 86 82 Date 06/29 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 93 81 94 71 84 67 88 72 93 Temp 89 86 83 83 92 85 76 71 81 79 70 71 85 82 74 75 91 88 Dewpt 74 74 76 76 74 70 64 57 55 54 57 58 59 60 64 65 66 67 PWind dir S S W NW N NE SE S S Wind char GN GN GN GN GN LT LT GN GN Avg clouds B2 B2 B1 B1 B2 B1 SC FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 40 40 60 30 5 0 0 10 30 Rain shwrs C C C C C L C C Tstms S C C C S C C S $$ MDZ013-270800- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 738 PM EDT Wed Jun 26 2024 Date 06/26/24 Thu 06/27/24 Fri 06/28/24 Sat EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 88 67 86 72 Temp 84 77 73 72 73 80 86 88 84 77 71 67 70 77 83 85 81 75 73 73 76 Dewpt 69 70 70 69 69 66 66 63 62 63 60 57 55 58 59 61 63 65 68 69 72 RH 61 79 90 90 87 62 51 43 48 62 68 70 59 52 44 45 54 71 84 87 87 Wind dir SW W W W NW NW NW NW NW N NE NE NE E E SE SE SE SE SE SE Wind spd 6 6 5 4 5 5 6 6 5 5 8 9 9 8 8 10 10 9 6 6 5 Clouds B2 OV OV OV B2 FW FW FW FW FW FW FW SC SC SC SC SC B1 B2 B2 B2 PoP 12hr 70 5 0 5 40 QPF 12hr 0.49 0 0 0 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L C C C C C Tstms L C C S Heat index 88 82 88 89 85 83 85 82 Max heat 91 84 88 89 81 83 86 Date 06/29 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 77 93 66 83 64 86 67 91 Temp 87 84 79 79 91 85 72 68 81 79 66 68 84 80 69 72 89 86 Dewpt 75 75 76 77 75 70 63 58 56 55 57 59 58 59 64 66 67 68 PWind dir S S W NW N N SE S S Wind char GN LT GN GN GN LT LT LT GN Avg clouds B2 B2 B2 B2 B2 B1 SC FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 50 40 60 30 5 0 0 10 30 Rain shwrs C C C C C L C C Tstms S C C C S C C S $$ MDZ011-270800- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 738 PM EDT Wed Jun 26 2024 Date 06/26/24 Thu 06/27/24 Fri 06/28/24 Sat EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 73 88 70 87 76 Temp 84 78 74 73 74 81 85 87 83 78 72 70 71 77 83 86 81 78 76 77 79 Dewpt 68 69 69 69 67 64 63 60 59 62 59 56 53 55 57 59 61 65 67 69 70 RH 59 74 84 87 79 56 48 40 44 58 64 61 53 47 41 40 51 64 74 76 74 Wind dir SW W W W NW NW NW NW NW N N NE NE E SE SE SE SE SE SE SE Wind spd 6 5 5 4 5 5 6 6 6 5 8 9 8 8 8 10 10 8 6 6 5 Clouds B2 OV OV OV B2 FW FW FW FW FW FW FW SC SC SC SC SC B1 B2 B2 B2 PoP 12hr 70 5 0 0 40 QPF 12hr 0.48 0 0 0 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L C C C C C Tstms L C C Heat index 87 83 86 87 83 82 Max heat 92 85 86 87 82 82 85 81 Date 06/29 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 94 82 96 71 87 69 89 73 94 Temp 89 86 83 84 93 85 75 73 84 80 71 72 86 82 75 76 92 87 Dewpt 73 73 75 75 74 69 62 57 55 54 57 57 57 58 63 64 65 66 PWind dir S S W NW N N SE S S Wind char GN GN GN GN GN LT LT LT GN Avg clouds B2 B2 B2 B2 B2 B1 SC FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 50 50 60 30 5 0 0 10 30 Rain shwrs C C C C C L C C Tstms S C C C C C C S $$ WVZ052-270800- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 738 PM EDT Wed Jun 26 2024 Date 06/26/24 Thu 06/27/24 Fri 06/28/24 Sat EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 67 86 59 84 68 Temp 82 72 70 68 70 78 84 86 82 70 65 60 65 73 81 84 81 74 70 69 72 Dewpt 66 67 66 66 66 63 60 58 58 59 57 55 54 56 58 59 61 63 65 66 68 RH 58 84 87 93 87 60 44 39 44 68 75 84 68 55 46 43 51 69 84 90 87 Wind dir W W W W NW NW NW NW N N N N NE E SE SE SE SE SE SE SE Wind spd 6 5 4 3 5 6 8 9 6 5 5 5 5 6 8 10 10 10 9 8 6 Clouds OV OV OV OV SC FW FW FW CL CL FW FW SC SC SC SC B1 B1 B2 B2 B2 PoP 12hr 70 5 0 5 40 QPF 12hr 0.27 0 0 0 0.04 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L C C S S C C C Tstms L C C S S S Heat index 84 84 82 81 84 82 Max heat 89 84 85 81 84 Date 06/29 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 72 90 60 80 56 84 62 91 Temp 81 86 74 76 88 83 65 63 77 76 59 62 82 80 66 68 89 86 Dewpt 71 71 73 73 70 64 58 54 52 52 54 55 55 56 59 62 65 65 PWind dir S SW W NW N N SE SE SW Wind char GN LT GN GN GN LT LT LT GN Avg clouds B2 B2 B2 B2 B1 SC FW FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 60 50 40 10 5 0 5 10 30 Rain shwrs C L C C C C S C Tstms S C C C S C C $$ VAZ506-270800- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 738 PM EDT Wed Jun 26 2024 Date 06/26/24 Thu 06/27/24 Fri 06/28/24 Sat EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 70 88 65 87 71 Temp 84 74 71 70 72 79 84 86 83 74 69 66 68 78 83 86 83 76 73 72 75 Dewpt 69 70 69 68 69 67 66 63 63 62 61 57 56 60 62 64 64 66 68 69 72 RH 61 87 93 93 90 67 55 46 51 66 76 73 65 54 49 48 53 71 84 90 90 Wind dir SW NW W W NW NW NW NW N N N NE NE E SE SE SE SE SE SE SE Wind spd 5 6 5 3 5 6 6 6 6 4 6 8 8 6 6 9 10 8 6 6 5 Clouds B2 OV OV OV B2 SC FW FW FW FW SC SC SC SC SC SC SC B1 B2 B2 B2 PoP 12hr 60 10 0 5 40 QPF 12hr 0.35 0 0 0 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L C C S S C C C Tstms L C C S S Heat index 88 86 87 84 84 87 84 Max heat 91 84 86 88 84 87 83 Date 06/29 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 92 77 93 65 82 61 86 66 93 Temp 87 86 79 79 91 85 70 67 80 78 63 66 84 82 69 71 91 88 Dewpt 76 75 76 77 76 70 61 57 56 55 55 58 59 59 63 65 69 68 PWind dir S S W NW N N SE S S Wind char GN LT LT GN GN LT LT LT GN Avg clouds B2 B2 B1 B1 B1 B1 FW FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 50 40 60 20 5 0 5 10 30 Rain shwrs C C C C C L S C Tstms S C C C S C S S $$ VAZ037-270800- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 738 PM EDT Wed Jun 26 2024 Date 06/26/24 Thu 06/27/24 Fri 06/28/24 Sat EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 70 88 67 89 73 Temp 84 77 73 71 73 80 86 87 83 75 70 68 70 79 85 88 84 79 74 74 76 Dewpt 67 67 67 68 68 68 66 65 65 65 63 60 60 62 63 65 65 67 67 69 70 RH 57 71 81 90 84 67 51 48 55 71 78 76 71 56 48 47 53 67 79 84 82 Wind dir SW S SW S NW NE E E E N N N NE E E SE SE SE SE SE S Wind spd 5 4 4 2 2 3 4 4 4 4 4 6 8 6 6 8 8 6 4 4 3 Clouds B2 B2 OV OV B2 B1 SC FW FW B1 SC SC SC SC SC SC B1 B1 B2 OV B2 PoP 12hr 60 20 5 10 40 QPF 12hr 0.31 0.04 0 0 0.05 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L C C S S S S C C C C C Tstms C C C S S S S S S S S Heat index 87 83 88 89 85 86 90 86 Max heat 90 85 88 89 86 90 84 Date 06/29 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 92 77 96 67 86 62 88 67 94 Temp 87 85 79 80 93 86 73 70 83 79 65 67 85 82 70 72 92 88 Dewpt 74 72 73 74 72 68 63 58 54 53 55 56 57 59 61 64 67 65 PWind dir S SW SW NW N N SE S SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds B2 B1 B1 B1 B1 SC FW FW FW CL FW FW FW FW SC SC SC SC PoP 12hr 50 30 60 20 5 5 5 5 30 Rain shwrs C C C S C L S C Tstms S C C S C S C $$ MDZ003-270800- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 738 PM EDT Wed Jun 26 2024 Date 06/26/24 Thu 06/27/24 Fri 06/28/24 Sat EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 67 85 61 85 69 Temp 82 72 69 68 70 77 83 84 80 71 65 61 66 75 81 84 81 74 71 69 71 Dewpt 66 68 67 66 67 64 62 60 60 59 58 55 54 56 59 60 61 63 65 67 69 RH 58 87 93 93 90 64 49 44 51 66 78 81 65 52 47 44 51 69 81 93 93 Wind dir W NW W W NW NW NW NW NW N N N NE E SE SE SE SE SE SE SE Wind spd 6 8 5 4 4 6 8 9 6 6 6 6 6 6 6 9 9 9 8 8 5 Clouds OV OV OV OV SC FW FW FW CL CL FW FW FW SC SC SC SC B1 B2 B2 B2 PoP 12hr 70 5 0 5 40 QPF 12hr 0.26 0 0 0 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L C S C C C Tstms L C C S Heat index 84 84 84 81 81 84 82 Max heat 88 84 85 81 84 Date 06/29 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 74 91 60 80 57 85 65 93 Temp 82 85 76 77 89 83 65 65 77 76 61 63 82 81 67 70 90 87 Dewpt 73 73 74 75 72 65 59 56 54 54 55 55 57 58 60 64 67 67 PWind dir S S W NW N NE SE SE SW Wind char GN LT GN GN GN LT LT LT GN Avg clouds B2 B2 B2 B2 B1 SC FW FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 60 50 40 10 0 0 5 10 30 Rain shwrs C L C C C C S C Tstms S C C C S C C $$ MDZ017-270800- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 738 PM EDT Wed Jun 26 2024 Date 06/26/24 Thu 06/27/24 Fri 06/28/24 Sat EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 73 85 70 87 74 Temp 83 79 75 73 75 81 84 85 81 76 72 71 74 81 85 86 81 76 74 75 80 Dewpt 73 71 70 70 71 70 69 69 70 69 68 64 63 63 65 65 67 68 70 71 73 RH 72 77 84 90 87 69 61 59 69 79 87 79 69 54 51 50 63 76 87 87 79 Wind dir S SW W NW NW NW NE E S S N NE NE E E SE SE SE SE SE SE Wind spd 9 10 9 6 5 6 8 5 5 5 6 11 12 12 11 13 11 11 10 10 9 Clouds B1 B2 B2 OV B2 B2 SC FW FW FW FW FW SC FW SC SC SC SC B1 B1 B2 PoP 12hr 60 20 5 5 20 QPF 12hr 0.76 0 0 0 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L L C S S S S C Tstms C C C S S S Heat index 89 85 88 89 85 82 87 88 83 84 Max heat 94 85 88 89 87 88 84 Date 06/29 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 91 79 94 70 84 68 86 70 90 Temp 89 85 80 82 92 84 74 72 82 80 70 73 84 80 72 75 88 85 Dewpt 74 75 75 77 76 75 67 62 59 59 59 61 59 62 64 67 67 69 PWind dir SE S SW NW N NE E S S Wind char GN GN GN GN GN GN LT GN GN Avg clouds B2 B1 B1 B1 B1 B2 B1 FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 30 30 70 50 10 5 0 5 30 Rain shwrs C S S C C L C S C Tstms S S C C C C S $$ WVZ502-270800- Petersburg WV 38.99N 79.15W Elev. 963 ft 738 PM EDT Wed Jun 26 2024 Date 06/26/24 Thu 06/27/24 Fri 06/28/24 Sat EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 65 87 58 87 67 Temp 82 70 68 67 68 78 85 87 80 67 62 58 62 75 84 86 81 73 69 68 70 Dewpt 67 67 66 65 66 65 61 60 62 61 60 57 58 61 62 64 65 67 68 67 69 RH 61 90 93 93 93 64 45 40 54 81 93 96 87 62 48 48 58 81 97 97 97 Wind dir W S S N N N NW NW N N N N NE SE SE SE SE S S S S Wind spd 4 3 2 2 2 2 4 6 5 2 2 2 2 3 6 8 6 6 5 5 4 Clouds OV OV OV B2 SC FW FW FW CL FW FW SC SC SC SC SC B1 B2 B2 B2 B2 PoP 12hr 70 5 0 5 40 QPF 12hr 0.19 0 0 0 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs D L C S C C C C C Tstms L C C S S S S Heat index 85 85 87 81 85 87 83 Max heat 88 85 87 85 87 Date 06/29 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 71 89 56 80 54 87 63 93 Temp 86 83 73 74 87 80 62 59 78 73 57 60 85 80 66 69 91 86 Dewpt 73 73 73 73 72 66 60 55 53 55 54 55 58 61 60 64 67 70 PWind dir S SW W NW N E SE S W Wind char LT LT LT LT LT LT LT LT LT Avg clouds B2 B2 B1 B1 B1 SC FW FW FW FW FW FW SC SC SC SC SC SC PoP 12hr 70 60 60 10 5 0 5 10 40 Rain shwrs C L L C C L S C Tstms C C C C S C C $$ MDZ014-270800- Annapolis MD 38.99N 76.49W Elev. 7 ft 738 PM EDT Wed Jun 26 2024 Date 06/26/24 Thu 06/27/24 Fri 06/28/24 Sat EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 87 71 85 74 Temp 82 78 73 72 74 79 83 86 84 78 75 72 73 78 82 84 80 77 75 75 79 Dewpt 71 71 70 69 69 67 68 66 67 67 64 60 58 61 62 63 66 68 69 71 72 RH 69 79 90 90 84 67 61 51 57 69 69 66 59 56 51 49 62 74 82 87 79 Wind dir S W W W NW N NE S S N N NE NE E E SE SE SE SE SE SE Wind spd 6 5 5 5 5 6 6 6 5 5 9 11 11 11 9 11 12 11 9 9 6 Wind gust 16 Clouds B2 OV OV OV B2 SC FW FW FW FW FW FW SC FW FW FW SC SC B2 B2 B2 PoP 12hr 60 10 0 5 30 QPF 12hr 0.50 0 0 0 0.05 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L L C C C C Tstms C C C Heat index 86 86 88 87 83 85 82 Max heat 90 83 86 89 84 83 85 Date 06/29 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 79 92 71 83 68 84 72 89 Temp 85 84 81 82 89 83 75 73 80 79 70 71 81 79 73 75 86 83 Dewpt 76 76 76 76 76 73 66 60 59 58 60 60 61 62 66 67 68 70 PWind dir S S SW NW N NE SE S S Wind char GN GN GN GN GN LT LT GN GN Avg clouds B2 B1 B1 B2 B2 B1 SC FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 40 40 60 40 5 0 0 10 30 Rain shwrs C C C C C L C C Tstms S C C C C C C S $$