Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
385 FOUS51 KLWX 271737 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 137 PM EDT Thu Jun 27 2024 VAZ054-272000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 137 PM EDT Thu Jun 27 2024 Date Thu 06/27/24 Fri 06/28/24 Sat 06/29/24 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 91 71 86 74 91 Temp 88 89 86 80 76 72 73 78 83 84 80 77 74 75 78 83 88 90 86 Dewpt 62 61 60 61 60 56 54 54 57 60 63 66 68 69 71 71 72 72 73 RH 42 39 42 52 58 57 51 43 41 44 56 69 82 82 79 67 59 56 65 Wind dir NW NW N N NE NE NE E SE SE SE SE SE SE SE S S S S Wind spd 6 6 6 6 9 10 10 10 10 11 12 10 9 9 10 11 12 12 11 Clouds SC SC FW SC SC FW FW FW SC SC FW SC B2 B2 B2 B1 B1 B1 B1 PoP 12hr 0 0 0 5 40 QPF 12hr 0 0 0 0 0.06 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C Tstms S C C Heat index 88 89 86 81 84 81 88 95 97 93 Max heat 88 90 84 82 85 81 95 97 Date Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 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 81 95 70 84 67 88 70 93 Temp 82 83 92 85 76 70 81 79 69 70 85 82 72 73 90 87 Dewpt 75 75 71 69 64 57 54 54 56 57 57 57 62 62 63 64 PWind dir S W NW N N E S S Wind char GN GN GN GN LT LT LT GN Avg clouds B1 B2 B1 SC SC SC FW FW FW FW FW SC SC SC SC SC PoP 12hr 40 60 40 0 0 0 5 10 Rain shwrs C C C L C Tstms C C C C C $$ MDZ013-272000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 137 PM EDT Thu Jun 27 2024 Date Thu 06/27/24 Fri 06/28/24 Sat 06/29/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 66 84 70 89 Temp 86 88 85 77 72 69 69 76 81 83 80 74 71 71 75 82 85 87 83 Dewpt 64 62 62 62 59 54 53 54 57 61 63 66 68 69 71 73 74 74 75 RH 48 42 46 60 64 59 57 46 44 47 56 76 90 93 87 74 70 65 77 Wind dir NW NW NW N NE NE NE E E SE SE SE SE SE SE S S S S Wind spd 5 5 4 4 5 6 8 6 8 9 9 6 5 5 8 10 12 12 10 Clouds SC B1 FW FW SC SC SC FW SC SC FW SC B2 B2 B2 B2 B2 B1 B2 PoP 12hr 0 0 0 5 40 QPF 12hr 0 0 0 0 0.05 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C L Tstms S C C Heat index 87 88 86 81 83 81 87 93 95 90 Max heat 87 89 82 81 83 93 95 Date Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 94 66 82 64 86 66 91 Temp 79 79 92 84 72 68 80 78 67 68 83 81 68 70 87 85 Dewpt 75 77 73 70 63 59 56 55 57 59 57 57 62 63 63 65 PWind dir S W NW N N E S S Wind char LT LT GN GN LT LT LT LT Avg clouds B2 B2 B2 B1 SC SC FW FW FW FW FW SC SC SC SC SC PoP 12hr 60 60 30 0 0 0 5 10 Rain shwrs L C C L C Tstms C C C C C $$ MDZ011-272000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 137 PM EDT Thu Jun 27 2024 Date Thu 06/27/24 Fri 06/28/24 Sat 06/29/24 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 92 71 87 74 91 Temp 89 90 86 81 76 72 73 79 84 85 80 78 75 75 78 84 88 90 85 Dewpt 61 59 59 60 57 52 51 51 54 58 61 65 67 68 69 70 72 71 73 RH 39 35 40 49 52 49 46 38 36 40 52 64 76 79 74 63 59 54 67 Wind dir NW NW NW N NE NE NE E SE SE SE SE SE SE SE S S S S Wind spd 5 5 4 4 5 6 6 6 8 9 9 6 5 5 8 10 12 13 10 Clouds SC SC FW FW FW SC SC SC FW SC SC SC B2 B2 B2 B2 B2 B1 B2 PoP 12hr 0 0 0 5 40 QPF 12hr 0 0 0 0 0.06 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C L Tstms S C C Heat index 89 82 81 88 95 96 92 Max heat 89 91 84 83 85 81 95 96 Date Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 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 81 97 71 85 69 89 72 93 Temp 82 83 94 86 76 73 83 80 71 72 86 82 74 75 90 86 Dewpt 74 74 71 68 62 56 54 54 56 56 56 56 61 61 62 63 PWind dir S W NW N N E S S Wind char LT LT GN GN LT LT LT LT Avg clouds B2 B2 B1 SC SC FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 60 60 30 0 0 0 5 10 Rain shwrs L C C L C Tstms C C C C C $$ WVZ052-272000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 137 PM EDT Thu Jun 27 2024 Date Thu 06/27/24 Fri 06/28/24 Sat 06/29/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 59 83 66 87 Temp 84 85 81 70 65 61 65 73 79 82 80 72 70 68 71 77 83 85 84 Dewpt 60 56 57 57 56 53 53 52 54 57 59 62 65 65 67 68 70 69 70 RH 44 37 44 63 73 75 65 48 42 43 49 71 84 90 87 74 65 59 63 Wind dir NW NW NW N N N NE E SE SE SE SE SE SE SE S S S S Wind spd 8 9 6 5 4 5 5 5 8 10 10 10 9 9 10 10 11 11 8 Clouds SC SC FW FW FW SC SC SC FW FW SC B1 B1 B2 B2 B2 B1 B1 B2 PoP 12hr 0 0 0 20 60 QPF 12hr 0 0 0 0.01 0.10 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C L L L Tstms C C C Heat index 84 81 82 81 87 89 88 Max heat 84 84 82 87 90 Date Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 72 91 61 78 55 84 61 90 Temp 76 75 88 82 65 63 76 75 58 61 81 80 64 67 87 86 Dewpt 72 72 68 62 58 54 52 52 53 54 54 55 57 59 62 63 PWind dir SW W NW N N SE S S Wind char LT GN GN GN LT LT LT LT Avg clouds B2 B2 SC FW FW FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 60 40 10 0 0 0 5 10 Rain shwrs L C C C Tstms C C S C $$ VAZ506-272000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 137 PM EDT Thu Jun 27 2024 Date Thu 06/27/24 Fri 06/28/24 Sat 06/29/24 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 89 65 85 69 92 Temp 86 88 83 75 70 66 69 77 82 84 81 74 72 71 74 82 87 90 86 Dewpt 65 63 63 61 60 56 54 55 59 62 64 66 68 69 71 73 73 74 73 RH 50 43 51 62 71 70 59 47 46 48 56 76 87 93 90 74 63 60 65 Wind dir NW NW N N N NE NE E SE SE SE SE SE SE SE S S S S Wind spd 5 5 5 4 5 5 5 5 6 9 10 8 5 5 8 10 10 10 8 Clouds SC SC CL FW FW SC FW FW SC FW SC SC B2 B2 B2 B1 B1 B1 B2 PoP 12hr 0 0 0 10 40 QPF 12hr 0 0 0 0 0.06 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C Tstms S C C Heat index 88 89 84 82 85 83 87 94 99 93 Max heat 88 89 81 82 85 94 99 Date Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 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 65 81 59 85 64 92 Temp 80 79 92 84 71 67 79 77 63 65 83 81 67 69 89 87 Dewpt 75 77 73 69 62 57 55 54 55 57 57 58 60 62 64 65 PWind dir S W NW N N E S S Wind char LT LT GN GN LT LT LT LT Avg clouds B2 B2 B1 SC SC FW FW FW FW FW FW SC SC SC FW SC PoP 12hr 50 60 30 0 0 0 5 10 Rain shwrs C C C L C Tstms C C S C C $$ VAZ037-272000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 137 PM EDT Thu Jun 27 2024 Date Thu 06/27/24 Fri 06/28/24 Sat 06/29/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 91 67 88 71 91 Temp 88 90 83 77 72 69 70 78 84 87 82 77 73 72 74 81 87 89 86 Dewpt 63 62 64 64 62 59 58 57 61 63 63 65 66 67 69 71 71 71 71 RH 43 39 53 64 71 70 66 48 46 45 53 67 79 84 84 72 59 56 61 Wind dir N E SE NE NE NE NE NE E SE E SE SE E SE S S S S Wind spd 2 3 3 3 4 5 8 6 5 6 8 5 3 2 4 5 8 8 6 Clouds B1 SC FW SC SC SC B1 SC FW SC SC SC B1 B2 B2 B2 B1 SC B1 PoP 12hr 20 5 5 10 40 QPF 12hr 0 0 0 0 0.05 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C C C Tstms S S C C C Heat index 89 90 84 84 88 83 85 93 95 91 Max heat 89 90 83 84 88 82 93 95 Date Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 76 96 67 84 60 87 64 94 Temp 79 79 93 84 73 68 81 77 63 66 84 81 67 70 90 87 Dewpt 72 73 70 68 64 57 53 52 53 55 54 56 57 60 63 65 PWind dir SW W N N N SE S S Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B2 B1 SC FW FW FW FW FW FW FW SC SC SC FW SC PoP 12hr 30 60 30 0 0 5 5 10 Rain shwrs C S C L C Tstms C S S C C $$ MDZ003-272000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 137 PM EDT Thu Jun 27 2024 Date Thu 06/27/24 Fri 06/28/24 Sat 06/29/24 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 61 83 68 89 Temp 84 85 81 71 66 61 67 74 80 83 80 74 71 70 73 78 84 87 85 Dewpt 61 59 59 59 56 52 53 52 56 58 60 63 65 67 68 70 72 71 71 RH 46 41 47 66 70 72 61 46 44 43 51 69 81 90 84 76 67 59 63 Wind dir NW NW NW N N N NE E SE SE SE SE SE SE S S S S S Wind spd 8 8 5 5 5 5 5 5 6 9 8 8 6 8 9 10 10 10 8 Wind gust 18 17 18 21 20 Clouds SC SC FW FW FW SC SC FW SC FW SC SC B1 B2 B2 B2 B2 B1 B2 PoP 12hr 0 0 0 20 60 QPF 12hr 0 0 0 0.01 0.13 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C L L L Tstms C C C Heat index 84 85 81 80 83 81 90 93 90 Max heat 84 85 80 83 90 93 Date Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 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 61 80 57 85 63 92 Temp 77 77 89 83 66 64 76 75 61 63 82 80 66 68 88 87 Dewpt 74 74 69 64 58 55 53 53 54 56 55 56 57 61 62 65 PWind dir S W NW N N SE S S Wind char LT LT GN GN LT LT LT LT Avg clouds B2 B2 SC FW FW FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 60 40 10 0 0 0 5 10 Rain shwrs L C C C Tstms C C S C $$ MDZ017-272000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 137 PM EDT Thu Jun 27 2024 Date Thu 06/27/24 Fri 06/28/24 Sat 06/29/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 71 85 73 89 Temp 86 87 83 77 75 72 74 80 84 84 80 75 75 75 79 84 87 87 83 Dewpt 68 68 69 69 67 62 61 61 63 65 67 68 70 70 73 73 74 74 74 RH 55 53 63 76 76 71 64 52 49 53 65 79 84 84 82 70 65 65 74 Wind dir N E S SW N NE NE E E SE SE SE SE SE SE SE SE SE S Wind spd 5 4 3 3 5 10 11 10 10 11 10 10 9 10 10 13 14 14 12 Clouds B2 B1 FW SC SC FW FW FW FW FW FW SC B1 B1 B1 B1 B1 B1 B1 PoP 12hr 5 5 0 5 20 QPF 12hr 0 0 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S Tstms S S S Heat index 89 91 87 81 85 86 82 90 95 95 90 Max heat 89 91 83 85 86 95 95 Date Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 78 93 70 85 68 85 68 89 Temp 80 82 91 84 74 72 82 80 70 72 83 80 70 74 87 84 Dewpt 74 76 76 74 68 61 58 57 59 61 59 61 63 64 64 67 PWind dir S SW NW N N E S S Wind char GN GN GN GN LT LT LT GN Avg clouds B1 B2 B2 B1 B1 SC FW FW FW FW FW SC SC SC SC SC PoP 12hr 30 80 60 5 0 0 0 5 Rain shwrs S C C D L C Tstms S C C C L C $$ WVZ502-272000- Petersburg WV 38.99N 79.15W Elev. 963 ft 137 PM EDT Thu Jun 27 2024 Date Thu 06/27/24 Fri 06/28/24 Sat 06/29/24 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 58 87 66 89 Temp 84 85 78 67 61 58 62 74 83 85 80 72 69 66 70 80 86 87 83 Dewpt 60 59 62 60 60 57 57 59 61 63 64 66 66 65 68 71 72 72 73 RH 44 41 58 78 97 96 84 59 47 48 58 81 90 97 93 74 63 61 72 Wind dir NW NW NW N N N NE E SE S S S S S S S S S S Wind spd 5 5 4 2 2 2 2 2 5 8 6 5 5 5 5 5 8 8 5 Clouds SC FW CL FW FW SC SC SC FW SC SC B1 B1 B1 B2 B1 B1 B1 B1 PoP 12hr 0 0 5 20 60 QPF 12hr 0 0 0 0.01 0.12 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C L L L Tstms S C C C Heat index 84 85 83 86 82 83 92 94 89 Max heat 84 85 83 86 92 94 Date Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 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 91 56 78 53 85 60 93 Temp 73 73 89 79 61 58 76 72 55 59 83 78 62 66 91 85 Dewpt 72 72 68 65 60 54 52 54 53 54 54 58 55 59 65 69 PWind dir SW W NW N NW SE S SW Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B2 SC FW FW FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 60 50 10 0 0 5 5 20 Rain shwrs L C C C S Tstms C C S C S $$ MDZ014-272000- Annapolis MD 38.99N 76.49W Elev. 7 ft 137 PM EDT Thu Jun 27 2024 Date Thu 06/27/24 Fri 06/28/24 Sat 06/29/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 70 83 73 87 Temp 84 86 83 79 76 71 72 76 79 82 79 75 73 74 78 82 83 85 83 Dewpt 67 65 67 67 63 57 56 56 59 62 65 68 69 70 71 73 75 74 75 RH 57 50 59 67 64 61 57 50 50 51 62 79 87 87 79 74 77 70 77 Wind dir SE S SW N NE NE NE E E SE SE SE SE SE SE S S S S Wind spd 5 4 3 4 8 10 10 10 9 10 10 9 8 8 9 12 13 14 13 Clouds SC SC SC FW FW FW SC FW SC SC FW SC B1 B1 B2 B2 B1 SC B1 PoP 12hr 0 0 0 5 30 QPF 12hr 0 0 0 0 0.04 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C Tstms S C C Heat index 87 88 86 83 87 90 93 90 Max heat 87 89 84 83 90 93 Date Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 79 91 70 82 68 84 70 88 Temp 80 81 89 83 76 71 79 79 70 71 81 80 72 74 85 83 Dewpt 75 75 75 73 66 60 59 59 60 60 60 61 65 64 67 68 PWind dir S SW NW N N E S S Wind char GN GN GN GN LT LT LT GN Avg clouds B1 B2 B2 SC SC SC FW FW FW FW FW SC SC SC SC SC PoP 12hr 50 70 40 0 0 0 5 10 Rain shwrs C C C L C Tstms C C C C C $$