Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
076 FOUS51 KLWX 040237 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 1037 PM EDT Sun Aug 3 2025 VAZ054-040800- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 1037 PM EDT Sun Aug 3 2025 Date 08/03/25 Mon 08/04/25 Tue 08/05/25 Wed 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 85 69 86 70 Temp 72 69 67 68 79 83 84 80 73 71 70 71 80 84 84 79 75 73 71 73 Dewpt 59 59 59 60 59 57 57 58 60 61 60 61 61 60 59 61 62 63 64 65 RH 64 70 75 76 50 41 40 47 64 71 71 71 52 44 43 54 64 71 79 76 Wind dir E NE N N NE NE E SE S SW NW N NE E E SE SE E NE NE Wind spd 3 2 2 3 5 5 6 5 3 2 2 2 4 8 9 6 5 3 4 5 Clouds SC FW CL CL CL FW FW FW SC B1 B1 B1 B1 B1 B2 B1 B1 B1 B1 B1 PoP 12hr 0 0 0 5 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 81 81 84 84 Max heat 82 84 84 85 Date 08/06 Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 Sun 08/10/25 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 83 70 80 69 81 70 83 71 87 Temp 81 77 73 73 78 76 71 72 79 76 72 72 80 77 74 74 84 81 Dewpt 63 64 67 67 65 65 66 66 65 65 68 68 68 69 70 71 70 71 PWind dir E E E E E NE NE NE NE Wind char GN GN GN GN GN LT LT LT LT Avg clouds B2 B1 B1 B2 B1 B1 B1 B1 SC SC SC B1 B1 B1 SC B1 SC SC PoP 12hr 30 30 40 30 20 10 20 10 20 Rain shwrs C C C C C C S S S S S Tstms S S S S $$ MDZ013-040800- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 1037 PM EDT Sun Aug 3 2025 Date 08/03/25 Mon 08/04/25 Tue 08/05/25 Wed EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 64 87 67 87 70 Temp 68 67 65 67 81 85 85 80 74 70 68 70 82 85 84 79 75 73 71 73 Dewpt 58 58 59 61 61 60 60 61 61 61 61 63 63 62 62 63 64 65 65 66 RH 70 73 81 81 51 43 43 52 64 73 78 78 53 46 48 58 69 76 81 79 Wind dir S NW NW N NE E E SE SW W NW N NE E E SE SE E E NE Wind spd 2 1 1 2 3 4 4 2 2 1 2 2 3 5 5 4 2 2 2 3 Clouds SC FW CL CL FW SC FW FW SC SC B1 B1 B1 B2 B1 B1 B1 B1 B1 B1 PoP 12hr 0 0 0 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 82 85 85 81 83 86 85 Max heat 85 87 86 86 Coast Flood Y Y Y Date 08/06 Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 Sun 08/10/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 83 69 82 68 83 68 83 70 88 Temp 82 77 71 71 80 76 70 70 80 76 70 71 80 77 72 73 85 80 Dewpt 66 66 67 68 68 66 65 66 66 66 68 69 70 70 71 72 72 73 PWind dir E E E E E E E NE NE Wind char LT LT GN LT LT LT LT LT LT Avg clouds B1 B1 B1 B1 B1 B1 SC SC SC SC SC B1 B1 B1 SC SC SC SC PoP 12hr 20 30 30 20 20 10 10 10 20 Rain shwrs S C C S C S S S S S Tstms S S S $$ MDZ011-040800- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 1037 PM EDT Sun Aug 3 2025 Date 08/03/25 Mon 08/04/25 Tue 08/05/25 Wed 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 69 92 73 92 74 Temp 72 73 69 71 84 89 90 84 80 77 74 73 87 90 89 83 81 76 75 78 Dewpt 57 56 58 58 58 57 57 57 58 59 59 60 60 59 59 60 62 63 63 63 RH 59 55 68 63 41 34 33 40 47 54 59 64 40 35 37 46 53 64 66 60 Wind dir E N NW N NE NE E SE W NW NW N NE E E SE SE E E NE Wind spd 1 1 1 2 3 4 4 2 1 1 1 2 3 5 5 4 2 2 2 3 Clouds SC CL FW CL FW FW FW SC SC SC B1 B1 B1 B2 B1 B1 B1 B1 B1 B1 PoP 12hr 0 0 0 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 84 81 87 83 82 Max heat 88 90 82 89 89 83 Date 08/06 Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 Sun 08/10/25 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 88 73 87 72 88 72 88 75 91 Temp 87 79 76 76 85 78 75 75 85 78 74 76 85 79 76 79 89 82 Dewpt 63 64 66 66 65 63 65 64 64 64 66 67 67 68 70 70 70 70 PWind dir E E E E E E E NE NE Wind char LT LT GN LT LT LT LT LT LT Avg clouds B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC B1 B1 SC SC SC SC PoP 12hr 20 30 30 20 20 10 10 10 20 Rain shwrs S C C S C S S S S S Tstms S S S $$ WVZ052-040800- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 1037 PM EDT Sun Aug 3 2025 Date 08/03/25 Mon 08/04/25 Tue 08/05/25 Wed EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 55 84 60 86 63 Temp 62 59 56 60 75 82 83 77 67 64 62 65 78 83 82 77 70 67 65 68 Dewpt 56 55 55 57 58 57 56 59 58 58 57 59 61 59 59 61 60 60 60 61 RH 81 87 96 90 55 43 40 54 73 81 84 81 56 44 46 58 71 78 84 78 Wind dir NW N NW N N E E E S N N N NE E E SE SE E NE NE Wind spd 1 0 1 0 2 3 3 2 1 0 0 0 2 5 5 3 2 1 1 2 Clouds FW CL CL FW CL FW FW SC SC SC B1 B1 B1 B1 B1 B1 B2 B1 B2 B2 PoP 12hr 0 0 0 5 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Obvis PF Heat index 82 83 82 Max heat 82 82 83 83 Date 08/06 Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 Sun 08/10/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 81 64 79 63 81 63 83 66 87 Temp 80 74 67 68 78 73 66 67 79 74 66 67 80 76 69 70 84 79 Dewpt 60 62 63 63 64 63 63 63 64 64 64 64 66 67 67 67 68 69 PWind dir E E E E E E NE NE NE Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC PoP 12hr 30 30 30 30 20 10 10 5 20 Rain shwrs S C C C C C C S S S S Tstms S S S S $$ VAZ506-040800- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 1037 PM EDT Sun Aug 3 2025 Date 08/03/25 Mon 08/04/25 Tue 08/05/25 Wed 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 59 87 64 87 67 Temp 67 64 60 64 79 85 85 78 70 67 65 67 80 85 83 78 73 70 68 70 Dewpt 58 58 59 60 63 61 61 62 61 61 60 62 65 63 62 63 64 64 64 66 RH 73 81 96 87 58 45 45 58 73 81 84 84 60 48 49 60 73 81 87 87 Wind dir SE N N N N NE NE SE S W NW N NE E SE SE SE SE NE NE Wind spd 2 1 2 2 3 3 4 3 2 1 1 2 2 4 5 4 2 2 2 2 Clouds SC FW FW CL FW FW FW SC SC SC B1 B1 B1 B1 B2 B1 B2 B1 B2 B2 PoP 12hr 0 0 0 5 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 85 85 82 86 84 Max heat 85 87 86 86 Date 08/06 Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 Sun 08/10/25 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 83 67 82 66 83 66 83 68 88 Temp 81 76 69 70 79 74 68 68 80 76 68 69 80 76 71 71 85 79 Dewpt 65 66 67 68 68 66 66 67 67 67 67 68 71 70 70 71 74 73 PWind dir E E E E E NE NE NE NE Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B1 B1 B2 B1 B1 B1 B1 SC SC SC B1 SC B1 SC SC SC SC PoP 12hr 30 30 40 30 20 10 20 10 20 Rain shwrs C C C C C C S S S S S Tstms S S S S $$ VAZ037-040800- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 1037 PM EDT Sun Aug 3 2025 Date 08/03/25 Mon 08/04/25 Tue 08/05/25 Wed EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 58 82 61 81 63 Temp 63 60 59 61 76 80 80 73 67 64 63 64 76 79 77 72 67 65 64 66 Dewpt 59 57 56 57 58 57 57 59 59 59 58 60 60 59 59 60 60 60 60 62 RH 87 90 90 87 54 45 45 62 75 84 84 87 58 50 54 66 78 84 87 87 Wind dir N N NW N NE E E E N NW NW NW E E E E N N N N Wind spd 1 1 2 2 4 5 5 2 1 1 1 1 2 5 5 3 1 1 2 2 Clouds SC FW FW CL FW FW FW SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 PoP 12hr 0 5 5 10 20 QPF 12hr 0 0 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S Heat index 80 80 Max heat 80 81 Date 08/06 Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 Sun 08/10/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 78 65 77 64 78 65 80 67 85 Temp 76 71 66 67 75 71 66 67 76 72 67 68 77 74 69 70 83 77 Dewpt 62 64 64 65 65 66 65 65 66 66 67 67 68 68 68 68 70 69 PWind dir NE NE NE NE NE NE NE N E Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B1 B1 B2 B1 B1 B1 B1 SC B1 B1 B1 B1 B1 SC B1 SC B1 PoP 12hr 40 50 50 40 30 20 30 10 30 Rain shwrs S C C C C C C C S C S C C Tstms S C S S S S S $$ MDZ003-040800- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 1037 PM EDT Sun Aug 3 2025 Date 08/03/25 Mon 08/04/25 Tue 08/05/25 Wed 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 86 62 87 66 Temp 68 62 59 62 77 84 84 77 69 65 63 66 79 85 84 78 72 68 67 69 Dewpt 56 55 54 58 61 60 59 61 59 58 57 60 64 63 62 62 62 61 60 63 RH 65 78 83 87 58 44 43 58 70 78 81 81 60 48 48 58 71 78 78 81 Wind dir E NE N N N NE NE E E NE N N NE SE SE SE SE E E NE Wind spd 2 1 2 2 2 3 3 3 2 1 2 2 2 5 5 4 2 2 2 2 Clouds CL CL CL CL CL SC FW FW SC SC B1 SC B1 B1 B1 B1 B2 B1 B2 B1 PoP 12hr 0 0 0 5 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 84 84 86 85 Max heat 84 85 86 86 Date 08/06 Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 Sun 08/10/25 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 82 65 82 63 82 64 83 67 88 Temp 80 74 67 68 80 74 66 67 79 75 66 67 81 77 69 71 85 80 Dewpt 64 64 63 65 66 65 63 63 65 64 63 65 68 67 67 68 72 70 PWind dir E E E E E E E NE E Wind char LT LT LT LT LT LT LT LT LT Avg clouds B2 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 20 30 30 30 20 10 10 5 20 Rain shwrs S C C S C C S S S Tstms S S S $$ MDZ017-040800- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 1037 PM EDT Sun Aug 3 2025 Date 08/03/25 Mon 08/04/25 Tue 08/05/25 Wed EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 67 86 69 86 72 Temp 70 69 68 72 79 84 85 80 73 71 70 74 80 84 84 79 75 73 72 75 Dewpt 57 58 59 62 62 62 61 62 63 64 64 65 65 64 64 65 64 65 66 68 RH 63 68 73 71 56 48 45 54 71 79 81 74 60 51 51 62 69 76 81 79 Wind dir E NE NE N N N NE E SE S NW N NE E E E E E NE NE Wind spd 4 3 4 5 5 6 5 3 2 2 2 3 5 5 6 5 5 4 5 6 Clouds SC SC CL CL CL FW FW SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 0 0 0 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 85 85 81 82 85 85 Max heat 85 85 85 86 Date 08/06 Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 Sun 08/10/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 86 72 83 70 84 71 84 73 87 Temp 84 79 73 76 83 77 71 74 83 78 73 75 82 78 74 77 85 81 Dewpt 67 68 68 70 69 68 67 69 69 69 69 72 73 72 72 74 75 74 PWind dir E E E E E NE NE NE NE Wind char GN GN GN GN GN LT LT LT LT Avg clouds B1 B1 B2 B1 B1 B1 B1 B1 SC B1 B1 B1 B1 B1 SC SC SC SC PoP 12hr 20 30 30 30 20 20 20 10 20 Rain shwrs S C C C C C C S S S S S S S S Tstms S S S S $$ WVZ502-040800- Petersburg WV 38.99N 79.15W Elev. 963 ft 1037 PM EDT Sun Aug 3 2025 Date 08/03/25 Mon 08/04/25 Tue 08/05/25 Wed 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 52 84 58 84 60 Temp 60 55 53 55 73 81 81 73 65 61 59 61 76 81 79 72 65 63 62 62 Dewpt 59 55 53 55 59 58 58 60 58 56 55 57 61 59 59 60 59 58 57 59 RH 96100100100 62 46 46 64 78 84 87 87 60 47 50 66 81 84 84 90 Wind dir NW SW SW NW E E E E S SW SW SW SE SE SE SE S S S SE Wind spd 2 2 1 1 2 4 4 2 2 2 1 1 2 5 5 3 2 2 1 1 Clouds FW CL FW FW FW FW FW SC SC SC B1 B1 B1 B1 B1 B2 B2 B1 B2 B2 PoP 12hr 0 0 5 10 30 QPF 12hr 0 0 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C Obvis F PF Heat index 81 81 81 Max heat 81 83 81 81 Date 08/06 Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 Sun 08/10/25 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 80 60 80 61 81 61 84 64 89 Temp 77 69 62 63 78 71 63 62 78 71 63 64 80 73 66 66 85 77 Dewpt 62 63 61 62 65 65 62 62 65 65 63 62 68 68 66 65 70 71 PWind dir E E E E E E E S NE Wind char LT LT LT LT LT LT LT LT LT Avg clouds B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC B1 SC SC SC SC B1 PoP 12hr 40 40 50 30 30 10 20 5 30 Rain shwrs C C C C C C C S S C S C Tstms S S C S S S S $$ MDZ014-040800- Annapolis MD 38.99N 76.49W Elev. 7 ft 1037 PM EDT Sun Aug 3 2025 Date 08/03/25 Mon 08/04/25 Tue 08/05/25 Wed EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 66 83 69 84 71 Temp 71 70 68 69 78 82 83 79 74 71 70 72 80 83 83 80 75 73 72 74 Dewpt 63 62 61 62 62 60 59 61 63 62 62 63 64 64 63 63 65 65 65 66 RH 76 76 78 78 58 47 44 54 69 73 76 73 58 53 51 56 71 76 79 76 Wind dir SE N NW N NE NE NE SE SW W NW N NE E E SE SE E E NE Wind spd 2 0 1 2 5 5 4 2 1 1 1 2 3 5 5 5 3 2 3 5 Clouds SC FW CL CL FW FW CL FW SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 0 0 0 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 82 83 82 84 84 81 Max heat 82 83 84 84 Coast Flood Y Y Y Date 08/06 Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 Sun 08/10/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 82 71 79 70 81 70 80 73 84 Temp 80 78 73 73 78 77 72 72 79 77 73 73 79 78 74 75 82 81 Dewpt 67 66 68 69 68 66 67 67 67 66 69 70 70 70 72 72 72 72 PWind dir E E E E E E E E NE Wind char GN LT GN LT GN LT LT LT LT Avg clouds B1 B1 B2 B2 B1 B1 B1 B1 SC SC SC B1 B1 SC SC B1 SC SC PoP 12hr 20 30 30 30 20 10 20 10 20 Rain shwrs S S C C C C S S S S S Tstms S S S $$