Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
878 FOUS51 KLWX 020050 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 850 PM EDT Mon Jul 1 2024 VAZ054-020800- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 850 PM EDT Mon Jul 1 2024 Date 07/01/24 Tue 07/02/24 Wed 07/03/24 Thu 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 67 89 74 Temp 71 68 66 70 79 85 86 81 74 69 67 70 80 86 88 84 77 75 74 77 Dewpt 53 54 54 57 56 54 53 56 59 60 61 62 60 59 58 61 61 63 64 64 RH 53 61 65 63 45 35 32 42 59 73 81 76 51 40 36 46 58 66 71 64 Wind dir N N N NE E SE SE SE S S S S S S S SE S S S S Wind spd 4 3 3 4 5 6 10 10 8 6 5 6 8 10 11 11 10 9 9 10 Clouds CL FW CL SC SC SC SC SC FW FW SC FW FW FW SC SC SC B1 B1 B1 PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 81 81 84 Max heat 83 84 85 87 83 Date 07/04 Fri 07/05/24 Sat 07/06/24 Sun 07/07/24 Mon 07/08/24 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 96 78 96 80 96 77 94 76 95 Temp 93 86 80 80 94 90 81 82 94 87 80 80 92 87 78 79 93 88 Dewpt 69 73 74 73 73 74 74 74 73 73 71 69 65 66 68 69 67 69 PWind dir SW SW SW S SW SW W S S Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B2 B2 B1 B1 B1 B1 SC SC B1 B1 B1 SC SC SC SC SC SC PoP 12hr 40 40 40 40 60 40 20 20 30 Rain shwrs C C S C C S C L C S S S C Tstms C C S C C S C C S S S C $$ MDZ013-020800- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 850 PM EDT Mon Jul 1 2024 Date 07/01/24 Tue 07/02/24 Wed 07/03/24 Thu EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 61 85 65 88 70 Temp 69 66 63 69 78 83 84 82 73 68 65 69 79 84 87 82 75 72 70 74 Dewpt 55 55 55 56 56 54 55 57 61 61 60 62 59 59 59 62 64 63 63 65 RH 61 68 75 63 47 37 37 43 66 78 84 78 50 43 39 51 69 73 78 74 Wind dir N N N NE E E E SE S S S S S S S S S S S SW Wind spd 4 4 4 4 4 6 8 8 5 3 2 3 6 10 11 10 9 6 6 6 Clouds CL FW FW FW FW SC SC FW FW SC SC FW FW SC SC SC SC B2 B1 B1 PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 82 84 83 Max heat 82 84 84 86 81 Date 07/04 Fri 07/05/24 Sat 07/06/24 Sun 07/07/24 Mon 07/08/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 94 74 95 75 94 74 92 72 93 Temp 91 85 76 77 93 89 77 79 92 85 76 76 90 86 74 76 91 86 Dewpt 69 73 74 74 73 74 74 75 74 74 71 71 69 68 68 70 69 70 PWind dir S SW S S SW W W SW S Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B2 B2 B2 B1 B1 B1 B1 SC B1 B1 B1 SC SC SC SC SC SC PoP 12hr 40 50 40 40 60 40 20 20 20 Rain shwrs C C S S C C C C L C S S S S Tstms C C S C C C S C C S S S S $$ MDZ011-020800- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 850 PM EDT Mon Jul 1 2024 Date 07/01/24 Tue 07/02/24 Wed 07/03/24 Thu 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 66 88 69 90 75 Temp 72 69 67 70 81 85 86 81 76 72 69 72 82 87 89 84 79 76 75 78 Dewpt 55 54 54 55 54 53 53 55 60 60 60 61 57 57 58 60 63 64 64 64 RH 55 59 63 59 39 33 32 41 58 66 73 68 43 36 35 44 58 66 69 62 Wind dir N N N NE E E SE SE S S S S S S S S S S S SW Wind spd 4 5 3 4 3 6 8 6 5 3 3 4 6 10 11 10 10 8 6 8 Clouds CL FW CL FW FW FW SC FW FW SC SC FW FW FW FW SC B1 B1 B1 B1 PoP 12hr 0 0 0 0 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 81 81 82 84 Max heat 83 85 80 86 88 83 Date 07/04 Fri 07/05/24 Sat 07/06/24 Sun 07/07/24 Mon 07/08/24 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 96 79 97 80 97 78 95 77 96 Temp 93 86 80 81 95 90 82 82 95 87 80 81 93 88 79 79 94 88 Dewpt 68 72 73 73 73 74 74 73 73 72 70 68 65 65 67 68 67 68 PWind dir S SW S S SW W W SW S Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B2 B2 B1 B1 B1 B1 B1 SC SC B1 B1 SC SC SC SC SC SC PoP 12hr 40 50 50 50 60 40 20 20 30 Rain shwrs C C S S C C C C L C S S S C Tstms C C S C C C S C C S S S C $$ WVZ052-020800- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 850 PM EDT Mon Jul 1 2024 Date 07/01/24 Tue 07/02/24 Wed 07/03/24 Thu EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 50 84 61 88 69 Temp 62 57 54 62 75 80 83 81 70 65 61 66 79 85 88 84 74 71 69 73 Dewpt 51 50 49 53 54 54 53 56 55 57 56 59 60 59 60 61 61 62 62 65 RH 67 77 83 72 48 41 36 42 59 75 84 78 52 41 39 46 64 73 78 76 Wind dir N N N NE SE SE SE SE S S S S S S S S S S S S Wind spd 3 3 3 3 5 5 8 6 6 6 4 5 9 10 11 10 8 5 4 3 Clouds CL CL FW SC FW SC FW FW FW SC SC FW FW FW FW SC SC B1 B1 B1 PoP 12hr 0 0 0 0 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Obvis PF Heat index 80 81 85 88 84 Max heat 80 83 85 88 82 Date 07/04 Fri 07/05/24 Sat 07/06/24 Sun 07/07/24 Mon 07/08/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 91 70 92 71 92 67 90 67 91 Temp 88 82 72 73 90 87 73 75 90 85 71 72 87 84 69 71 89 85 Dewpt 70 74 72 72 70 73 73 73 70 70 66 66 62 63 64 65 63 66 PWind dir W SW W SW W W W W SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B2 B2 B1 B1 B1 B1 B1 SC SC SC SC FW FW SC SC FW SC PoP 12hr 60 50 50 50 50 30 20 10 20 Rain shwrs S L C C S C C S C C C S S Tstms S C C C S C C S S C C S S $$ VAZ506-020800- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 850 PM EDT Mon Jul 1 2024 Date 07/01/24 Tue 07/02/24 Wed 07/03/24 Thu 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 56 85 63 88 70 Temp 65 62 58 65 78 83 84 81 72 66 63 68 80 86 88 84 76 72 70 74 Dewpt 52 52 52 55 57 55 55 56 58 59 60 62 60 59 60 61 60 62 62 64 RH 63 70 80 70 48 38 37 42 61 78 90 81 51 40 39 46 58 71 76 71 Wind dir N N N N E SE S SE SE S S S S S S S S S S S Wind spd 4 3 3 4 4 5 6 8 8 5 3 4 6 9 10 9 8 6 6 6 Clouds CL CL FW SC SC B1 SC FW FW SC SC FW FW FW SC SC SC B1 B1 B1 PoP 12hr 0 0 0 0 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 81 81 88 84 Max heat 82 84 85 88 82 Date 07/04 Fri 07/05/24 Sat 07/06/24 Sun 07/07/24 Mon 07/08/24 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 96 73 95 74 94 72 92 70 94 Temp 93 85 75 76 93 89 77 78 92 86 75 76 90 86 73 74 92 87 Dewpt 70 74 73 74 73 74 74 74 74 73 71 71 67 68 68 69 68 70 PWind dir SW W SW S SW W NW SW S Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B2 B2 B1 B1 B1 B1 SC SC B1 B1 SC SC SC SC SC SC SC PoP 12hr 50 50 50 50 60 40 20 20 30 Rain shwrs C C S S C C S C L C S S C Tstms C C S C C S C C S S C $$ VAZ037-020800- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 850 PM EDT Mon Jul 1 2024 Date 07/01/24 Tue 07/02/24 Wed 07/03/24 Thu EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 58 85 63 89 70 Temp 65 61 58 65 75 82 83 80 70 65 63 67 80 86 89 84 76 72 70 74 Dewpt 50 50 50 53 55 54 55 57 58 58 58 60 61 60 62 62 62 61 61 64 RH 58 67 75 65 50 38 38 45 66 78 84 78 52 42 41 48 62 68 73 71 Wind dir NE N N NE SE SE SE SE SE SW S S S S S S S S SW SW Wind spd 3 2 2 3 4 5 6 6 4 3 1 3 6 8 8 8 4 4 3 4 Clouds CL CL FW SC SC SC FW FW SC SC SC FW FW SC FW SC SC SC SC SC PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 80 81 86 89 85 Max heat 81 83 86 89 82 Date 07/04 Fri 07/05/24 Sat 07/06/24 Sun 07/07/24 Mon 07/08/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 95 74 97 75 96 71 94 71 94 Temp 92 85 76 78 96 88 78 79 94 87 75 76 92 87 73 74 92 87 Dewpt 70 73 73 72 71 74 72 72 70 70 69 68 63 64 66 66 65 67 PWind dir SW SW SW SW SW W SW W SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC B2 B2 B1 SC B1 B1 SC SC B1 SC SC SC SC SC SC SC SC PoP 12hr 60 30 50 40 50 30 30 20 30 Rain shwrs L C C C S S C C S C S C Tstms C C C C S C C S C S C $$ MDZ003-020800- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 850 PM EDT Mon Jul 1 2024 Date 07/01/24 Tue 07/02/24 Wed 07/03/24 Thu 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 55 85 63 89 70 Temp 63 59 56 64 77 83 85 81 71 66 63 69 80 87 89 85 76 72 70 74 Dewpt 50 50 50 54 55 55 55 56 56 57 57 60 60 60 60 61 60 61 61 65 RH 62 72 80 70 47 38 36 42 59 73 81 73 51 40 38 45 58 68 73 74 Wind dir NE N N NE SE SE SE SE SE S S S S S S S S S S S Wind spd 4 4 4 3 5 5 6 6 8 6 5 5 9 11 11 9 8 6 5 4 Clouds CL CL CL SC SC SC FW FW SC SC SC FW FW FW SC SC SC B1 B1 B1 PoP 12hr 0 0 0 0 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 81 81 87 89 85 Max heat 82 84 87 89 82 Date 07/04 Fri 07/05/24 Sat 07/06/24 Sun 07/07/24 Mon 07/08/24 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 72 92 73 92 69 90 68 93 Temp 89 83 74 75 90 87 75 77 90 85 73 74 88 84 70 73 91 86 Dewpt 71 73 73 72 72 73 73 73 71 70 69 68 64 65 66 67 65 68 PWind dir SW SW SW SW SW W W W SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B2 B2 B1 B1 B1 B1 B1 SC SC SC SC FW SC SC SC FW SC PoP 12hr 60 50 50 40 50 20 10 10 20 Rain shwrs L C C S C C S C C S S Tstms C C C S C C S S C S S $$ MDZ017-020800- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 850 PM EDT Mon Jul 1 2024 Date 07/01/24 Tue 07/02/24 Wed 07/03/24 Thu EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 65 84 67 86 72 Temp 71 69 68 72 79 82 84 78 72 69 67 73 79 84 85 80 75 74 72 76 Dewpt 59 60 61 62 60 59 60 60 61 62 63 65 64 63 64 64 65 66 65 67 RH 66 73 78 71 52 46 44 54 68 78 87 76 60 49 50 58 71 76 79 74 Wind dir N NE N NE NE SE SE SE SE SE S S S SE SE S S S S S Wind spd 6 6 5 5 5 6 9 9 9 6 3 3 6 11 12 11 12 11 11 10 Clouds FW FW FW FW SC SC SC FW SC FW SC SC SC SC FW FW SC SC SC SC PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 82 84 85 86 82 Max heat 82 84 85 86 Date 07/04 Fri 07/05/24 Sat 07/06/24 Sun 07/07/24 Mon 07/08/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 93 76 94 78 94 76 91 75 91 Temp 91 85 78 80 92 87 80 82 92 85 78 79 91 85 77 79 90 85 Dewpt 71 73 74 75 75 75 74 75 75 75 74 72 70 71 71 72 71 72 PWind dir S S S S S SW S SW S Wind char GN LT LT LT LT LT LT LT LT Avg clouds SC B1 B2 B1 SC SC B1 B1 SC SC B1 B1 SC SC SC SC SC SC PoP 12hr 30 40 40 40 60 50 30 30 30 Rain shwrs C C S C C C C L C C S C C S S C Tstms C C S C C C S C C C C C S C $$ WVZ502-020800- Petersburg WV 38.99N 79.15W Elev. 963 ft 850 PM EDT Mon Jul 1 2024 Date 07/01/24 Tue 07/02/24 Wed 07/03/24 Thu 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 50 84 58 92 67 Temp 59 55 51 58 72 81 84 77 66 61 58 64 81 89 91 84 74 69 67 72 Dewpt 49 48 48 51 55 54 55 56 57 56 56 59 62 62 64 66 64 63 63 67 RH 69 77 89 77 55 39 37 48 73 84 93 84 53 41 41 55 71 81 87 84 Wind dir N NW N SE SE SE SE SE S S S S S S S S SW SW SW SW Wind spd 2 1 0 1 4 5 6 5 4 3 3 3 4 5 5 5 4 4 3 3 Clouds FW FW SC SC SC FW FW SC FW FW FW FW FW SC SC SC SC SC B1 B1 PoP 12hr 0 0 0 0 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C Obvis PF Heat index 81 82 89 93 86 Max heat 81 83 89 93 83 Date 07/04 Fri 07/05/24 Sat 07/06/24 Sun 07/07/24 Mon 07/08/24 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 69 93 70 91 64 90 64 93 Temp 88 80 71 72 91 85 72 73 89 82 68 69 88 82 66 69 91 83 Dewpt 72 73 70 72 70 74 71 72 68 68 67 65 62 64 64 64 65 68 PWind dir W SW W SW W W W SW SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B2 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC FW SC PoP 12hr 70 50 70 50 50 20 20 20 30 Rain shwrs C L C C C L C C C C S S S C Tstms C C C C S C C C S C S S S C $$ MDZ014-020800- Annapolis MD 38.99N 76.49W Elev. 7 ft 850 PM EDT Mon Jul 1 2024 Date 07/01/24 Tue 07/02/24 Wed 07/03/24 Thu EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 67 84 69 85 73 Temp 72 70 68 71 77 80 84 80 75 71 69 72 79 83 85 80 77 75 73 76 Dewpt 57 58 59 59 58 57 57 61 63 62 62 64 63 62 62 64 66 66 66 66 RH 59 66 73 66 52 45 40 52 66 73 78 76 58 49 46 58 69 74 79 71 Wind dir N N NE NE E E SE S SE S S S S S S S S S S S Wind spd 5 6 5 6 4 4 6 9 9 8 3 3 8 11 13 13 12 10 10 9 Clouds CL FW FW FW FW FW FW FW FW FW FW SC FW FW FW SC SC B1 B1 B1 PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 80 81 84 86 82 Max heat 80 83 84 86 Date 07/04 Fri 07/05/24 Sat 07/06/24 Sun 07/07/24 Mon 07/08/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 77 91 78 92 76 90 75 91 Temp 88 83 79 80 89 87 80 81 90 85 78 79 88 85 77 78 89 85 Dewpt 71 74 74 74 75 76 75 75 76 75 73 71 70 70 70 71 72 73 PWind dir S SW S S S SW SW SW S Wind char GN LT LT LT LT LT LT LT LT Avg clouds B1 B1 B2 B1 B1 SC B1 SC SC SC B1 B1 SC SC SC SC SC SC PoP 12hr 40 50 40 50 60 50 20 20 30 Rain shwrs C C S S C C C C L C S S S S C Tstms C C S C C C S C C S S S S C $$