Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
072 FOUS51 KLWX 251738 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 137 PM EDT Mon Aug 25 2025 VAZ054-252000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 137 PM EDT Mon Aug 25 2025 Date Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 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 84 63 80 61 78 Temp 82 82 76 72 69 65 66 74 78 77 72 69 66 63 64 71 75 76 71 Dewpt 55 52 50 50 52 52 53 52 50 49 50 51 51 51 50 48 45 44 46 RH 40 35 40 46 55 63 63 46 37 37 46 53 58 65 60 44 34 32 41 Wind dir NW W NW NW NW NW NW NW W W NW NW NW NW NW NW NW NW W Wind spd 11 11 10 9 8 6 5 8 9 10 8 9 9 8 8 10 10 10 6 Clouds FW FW FW SC SC FW CL FW SC SC FW SC B1 SC FW FW FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 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 61 80 64 79 59 77 59 78 Temp 64 64 78 72 68 67 76 70 64 62 74 69 63 62 75 70 Dewpt 49 52 50 52 56 56 53 54 54 51 48 49 52 53 51 52 PWind dir W SW SW NW N N N E Wind char LT GN LT GN GN GN LT LT Avg clouds SC B1 B1 B1 B1 B1 SC SC FW FW FW FW FW SC B1 B1 PoP 12hr 0 0 5 20 5 5 0 5 Rain shwrs S Tstms S $$ MDZ013-252000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 137 PM EDT Mon Aug 25 2025 Date Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 60 80 60 78 Temp 81 81 74 68 65 62 63 72 77 77 72 67 64 61 62 70 75 76 70 Dewpt 57 55 53 52 52 52 54 54 54 53 54 52 52 50 50 49 48 48 49 RH 44 41 48 57 63 70 72 53 45 43 53 59 65 67 65 47 38 37 47 Wind dir W W NW NW NW NW NW W W W NW NW NW NW NW NW NW NW W Wind spd 9 9 5 5 4 3 3 4 5 6 4 4 4 5 5 6 6 6 3 Clouds SC SC FW FW SC FW CL FW FW SC FW SC SC SC FW FW FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 81 81 Max heat 81 82 Date Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 59 80 63 77 57 76 58 78 Temp 61 61 78 72 66 65 75 69 62 59 74 69 61 61 75 70 Dewpt 50 52 52 55 56 57 56 57 53 51 50 51 53 54 53 54 PWind dir W SW SW NW N N N E Wind char LT LT LT LT LT LT LT LT Avg clouds SC B1 B1 B1 B1 B1 SC B1 SC FW FW FW FW SC SC SC PoP 12hr 0 0 10 20 5 5 0 5 Rain shwrs S Tstms S $$ MDZ011-252000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 137 PM EDT Mon Aug 25 2025 Date Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 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 65 83 64 81 Temp 84 85 78 74 70 67 68 77 81 81 74 72 68 65 67 75 78 79 73 Dewpt 55 52 49 50 51 52 52 51 51 49 50 50 51 49 48 46 45 45 46 RH 37 32 36 43 51 59 57 40 35 33 43 46 54 56 50 36 31 30 38 Wind dir W W NW NW NW NW NW NW W W NW NW NW NW NW NW NW NW NW Wind spd 10 10 6 5 4 3 3 4 5 6 4 4 5 5 5 6 8 8 3 Clouds B1 SC FW FW FW CL CL FW SC SC FW FW SC SC FW FW FW SC FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 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 64 83 67 81 61 80 62 81 Temp 66 67 81 74 70 70 78 71 66 64 77 70 66 66 78 72 Dewpt 49 50 49 51 55 55 53 53 52 50 48 49 52 53 51 52 PWind dir W SW SW NW N N N E Wind char LT LT LT LT LT LT LT LT Avg clouds SC B1 B1 B1 B1 B1 SC B1 SC FW FW SC FW SC SC B1 PoP 12hr 0 0 10 20 5 5 0 5 Rain shwrs S Tstms S $$ WVZ052-252000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 137 PM EDT Mon Aug 25 2025 Date Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 81 54 76 52 76 Temp 79 78 71 64 59 56 59 70 74 73 66 61 57 54 57 69 73 74 66 Dewpt 53 50 49 50 50 50 52 52 50 49 50 49 48 48 48 48 46 45 46 RH 41 37 46 60 72 80 78 53 43 43 56 65 72 80 72 47 38 35 48 Wind dir W W NW NW W W W NW W NW NW NW NW NW W NW NW NW NW Wind spd 10 10 8 5 3 2 2 5 6 8 5 5 4 4 4 8 8 8 2 Clouds B1 FW CL CL CL CL CL FW SC SC FW FW FW FW CL FW SC FW FW PoP 12hr 0 0 10 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 51 79 55 74 50 75 51 77 Temp 56 56 76 69 60 60 72 65 55 55 72 65 55 56 73 67 Dewpt 47 48 48 50 51 52 53 52 49 48 47 49 49 50 51 52 PWind dir W SW W NW NW N N E Wind char LT LT LT LT LT LT LT LT Avg clouds SC B1 SC SC B1 B1 SC SC FW FW FW SC FW SC B1 B1 PoP 12hr 0 0 5 20 0 5 0 10 Rain shwrs S Tstms S $$ VAZ506-252000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 137 PM EDT Mon Aug 25 2025 Date Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 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 82 57 78 56 76 Temp 80 79 72 66 63 59 61 71 76 74 69 65 62 58 59 69 74 74 67 Dewpt 59 56 54 52 52 51 54 57 56 54 55 52 51 50 51 52 50 49 51 RH 49 45 53 61 67 75 78 61 50 50 61 63 67 75 75 55 43 41 56 Wind dir W W NW NW NW NW NW NW W NW NW NW NW NW NW NW NW NW W Wind spd 9 10 6 5 4 3 3 5 5 6 5 5 5 5 5 8 8 6 3 Clouds SC SC FW SC SC FW CL FW SC B1 SC SC SC FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 81 Max heat 81 81 Date Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 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 56 80 60 77 54 76 54 78 Temp 59 59 77 70 63 62 75 67 59 57 73 66 58 57 75 68 Dewpt 50 52 53 54 54 56 57 56 54 51 52 51 51 53 55 55 PWind dir W SW SW NW N N N NE Wind char LT LT LT LT LT LT LT LT Avg clouds SC B1 B1 B1 B1 B1 SC SC FW FW FW SC FW SC B1 B1 PoP 12hr 0 0 5 20 5 5 0 5 Rain shwrs S Tstms S $$ VAZ037-252000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 137 PM EDT Mon Aug 25 2025 Date Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 82 55 78 54 76 Temp 80 79 72 65 61 57 59 71 76 74 69 64 60 56 57 69 74 74 67 Dewpt 55 53 53 51 50 50 52 52 49 50 52 50 49 49 49 48 47 47 49 RH 42 41 51 60 67 77 78 51 39 43 55 60 67 77 75 47 38 38 52 Wind dir W NW NW NW NW NW W NW W NW NW NW NW NW NW N NW N E Wind spd 5 6 5 5 3 3 3 3 3 5 4 5 3 3 3 4 4 3 2 Clouds SC FW SC FW SC FW CL FW SC B1 B1 SC SC FW CL FW FW SC SC PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 80 Max heat 80 80 Date Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 55 78 57 78 54 76 55 77 Temp 58 58 76 69 62 60 76 68 58 57 74 67 58 58 74 67 Dewpt 49 50 51 52 54 53 53 54 52 51 50 51 51 52 53 54 PWind dir NW SW SW NW N NE N E Wind char LT LT LT LT LT LT LT LT Avg clouds SC B2 SC SC B1 SC SC SC FW FW FW SC SC SC B1 B1 PoP 12hr 0 0 5 10 5 5 5 10 $$ MDZ003-252000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 137 PM EDT Mon Aug 25 2025 Date Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 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 81 54 77 52 77 Temp 79 77 70 62 59 56 58 70 74 72 66 61 57 53 56 69 74 74 66 Dewpt 56 52 52 51 51 51 53 55 54 52 52 50 49 48 49 51 49 47 48 RH 45 42 53 67 75 83 83 59 50 49 61 67 75 83 77 53 41 38 52 Wind dir W W NW NW NW W W W W NW NW NW NW NW NW NW NW NW NW Wind spd 10 10 8 5 3 2 2 5 8 9 6 5 4 3 3 6 9 8 4 Clouds SC FW CL FW CL CL CL CL SC SC FW FW FW FW CL CL SC SC FW PoP 12hr 0 0 20 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Date Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 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 53 79 56 74 51 76 52 77 Temp 56 56 76 69 60 59 72 65 55 55 72 65 56 57 74 67 Dewpt 49 49 49 50 51 53 56 52 50 49 50 50 49 50 53 54 PWind dir W SW SW NW N N NE E Wind char LT LT LT LT LT LT LT LT Avg clouds SC B1 SC SC B1 SC SC SC FW FW FW SC FW SC SC B1 PoP 12hr 0 0 10 20 0 5 0 5 Rain shwrs S Tstms S $$ MDZ017-252000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 137 PM EDT Mon Aug 25 2025 Date Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 84 65 80 63 78 Temp 82 82 76 72 70 67 68 74 77 77 73 70 68 65 66 72 75 75 71 Dewpt 62 60 61 58 55 55 58 57 56 54 56 57 56 54 55 53 51 51 52 RH 51 47 60 61 59 65 70 55 48 45 55 63 65 68 68 51 43 43 51 Wind dir NW NW NW NW NW N N N N NW NW NW N N N N N NW W Wind spd 8 6 4 5 8 6 5 5 5 5 3 4 6 9 9 10 8 5 4 Clouds CL CL FW SC SC SC FW FW FW SC SC SC B1 SC FW CL FW FW FW PoP 12hr 0 0 0 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 83 82 Max heat 83 84 Date Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 62 80 65 79 61 76 61 77 Temp 66 67 78 72 68 68 77 70 65 65 73 69 64 66 75 70 Dewpt 55 58 56 59 59 61 59 61 59 57 55 54 56 59 56 58 PWind dir W SW S NW N N NE NE Wind char LT LT GN LT LT LT LT LT Avg clouds FW SC B1 B1 B1 SC SC SC SC FW FW FW FW SC SC SC PoP 12hr 0 0 10 20 10 5 0 5 Rain shwrs S Tstms S $$ WVZ502-252000- Petersburg WV 38.99N 79.15W Elev. 963 ft 137 PM EDT Mon Aug 25 2025 Date Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 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 79 51 76 48 76 Temp 76 77 67 59 55 52 54 69 73 73 64 56 52 49 51 67 73 74 64 Dewpt 53 53 52 50 50 49 50 53 51 50 50 48 47 46 47 50 48 48 49 RH 45 43 59 72 83 89 86 57 46 44 60 74 83 89 86 54 41 40 58 Wind dir W NW W W SW SW SW NW NW W NW W W W W NW NW NW W Wind spd 9 10 5 3 2 2 2 4 6 8 5 2 2 2 2 4 5 5 2 Clouds B1 FW FW FW CL FW FW FW SC FW FW FW FW FW FW FW SC FW FW PoP 12hr 0 0 10 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 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 50 79 52 75 47 76 50 78 Temp 52 53 76 67 55 55 73 65 52 50 73 65 53 53 75 66 Dewpt 46 46 48 52 48 49 55 53 49 47 51 52 49 49 54 56 PWind dir W W W W NW N W SE Wind char LT LT LT LT LT LT LT LT Avg clouds SC B1 SC SC B1 SC SC SC FW FW FW SC SC SC B1 B1 PoP 12hr 0 0 10 20 0 5 0 10 Rain shwrs S Tstms S $$ MDZ014-252000- Annapolis MD 38.99N 76.49W Elev. 7 ft 137 PM EDT Mon Aug 25 2025 Date Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 81 63 78 61 75 Temp 80 81 76 72 68 65 66 72 75 76 73 69 66 64 65 70 73 74 71 Dewpt 57 56 54 55 54 55 55 54 53 52 53 55 54 53 52 49 48 48 50 RH 45 42 46 55 61 70 68 53 46 43 49 61 65 67 63 47 41 40 47 Wind dir NW W NW NW NW NW NW NW W W NW NW NW NW NW NW NW NW W Wind spd 10 10 6 6 5 5 5 5 5 5 5 5 6 6 6 9 9 6 5 Clouds FW SC FW SC SC CL CL CL SC SC FW FW SC SC FW FW FW FW FW PoP 12hr 0 0 0 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 80 81 Max heat 81 81 Date Thu 08/28/25 Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 61 77 64 76 60 73 61 74 Temp 64 65 76 73 68 68 74 70 65 63 71 70 64 64 73 71 Dewpt 53 54 53 56 59 59 57 57 56 53 51 52 56 56 54 56 PWind dir W SW SW NW N N N NE Wind char LT LT LT LT LT LT LT LT Avg clouds FW B1 B1 B1 B1 B1 SC SC SC FW FW FW FW SC SC SC PoP 12hr 0 0 10 20 10 5 0 5 Rain shwrs S Tstms S $$