


Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
308 FOUS51 KLWX 041438 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 1038 AM EDT Fri Apr 4 2025 VAZ054-042000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 1038 AM EDT Fri Apr 4 2025 Date Fri 04/04/25 Sat 04/05/25 Sun 04/06/25 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 72 56 72 62 73 Temp 71 69 68 65 61 59 57 56 58 64 71 67 67 67 65 66 71 67 63 57 Dewpt 63 56 54 53 53 53 52 49 50 54 59 61 60 60 58 57 56 52 50 48 RH 76 63 61 65 75 80 83 77 75 70 66 81 78 78 78 73 59 59 62 72 Wind dir N N NE NE E E E SE SE SE S SE S S SW SW W NW N N Wind spd 8 6 9 6 5 6 8 9 9 8 9 9 8 10 11 14 16 14 14 11 Clouds OV B2 OV B2 OV OV OV OV OV OV B2 B2 B2 B2 B2 OV OV OV OV OV PoP 12hr 30 50 20 20 70 QPF 12hr 0.06 0.07 0 0 0.07 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C C S S S S S S S S L L L L D Tstms S S S S Date Mon 04/07/25 Tue 04/08/25 Wed 04/09/25 Thu 04/10/25 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 45 59 39 52 35 58 41 64 Temp 49 45 55 53 47 40 49 45 38 37 53 50 44 44 60 56 Dewpt 43 35 34 34 32 21 16 16 19 19 20 25 29 31 34 36 PWind dir N N NW NW NW W SE S Wind char GN GN GN BZ GN GN LT GN Avg clouds OV OV B2 B1 SC SC FW FW FW FW FW SC FW SC SC SC PoP 12hr 100 30 20 5 0 0 5 10 Rain shwrs D L C S $$ MDZ013-042000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 1038 AM EDT Fri Apr 4 2025 Date Fri 04/04/25 Sat 04/05/25 Sun 04/06/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 70 54 64 58 69 Temp 68 64 64 62 58 57 56 54 54 59 63 62 60 61 61 63 67 62 57 53 Dewpt 62 55 53 53 52 52 51 49 50 53 56 57 57 59 59 58 56 52 48 47 RH 81 73 67 72 80 83 83 83 86 80 78 84 90 93 93 84 68 70 72 80 Wind dir N N NE NE E E E SE SE SE SE SE SE S SW SW W N N N Wind spd 6 9 6 4 3 5 8 8 8 6 6 4 4 5 8 10 11 12 11 8 Clouds OV OV OV OV OV OV OV OV OV OV B2 OV B2 B2 B2 B2 OV OV OV OV PoP 12hr 20 50 30 30 70 QPF 12hr 0.04 0.03 0.01 0 0.07 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C C S S S C C C C L L L L D Tstms S S S Date Mon 04/07/25 Tue 04/08/25 Wed 04/09/25 Thu 04/10/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 42 55 35 50 31 55 37 61 Temp 46 43 52 51 44 37 47 43 35 34 50 48 40 41 57 54 Dewpt 43 36 37 37 35 24 17 18 19 19 22 27 30 32 36 38 PWind dir N N NW NW NW W SE S Wind char LT LT LT GN LT LT LT LT Avg clouds OV OV B2 B1 SC SC FW FW FW FW FW FW SC SC SC SC PoP 12hr 100 30 10 5 0 0 5 10 Rain shwrs D L C $$ MDZ011-042000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 1038 AM EDT Fri Apr 4 2025 Date Fri 04/04/25 Sat 04/05/25 Sun 04/06/25 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 72 55 65 58 70 Temp 70 66 66 63 61 59 57 55 56 59 64 63 61 62 61 63 68 63 61 56 Dewpt 61 53 52 50 51 51 49 47 48 50 54 56 57 57 58 56 54 51 48 45 RH 73 63 61 62 70 75 75 74 74 72 70 78 87 84 90 78 61 65 62 66 Wind dir N N N NE E E E SE SE SE SE SE SE S SW SW W N N N Wind spd 6 9 5 4 2 5 8 8 8 8 5 3 3 4 5 8 10 11 11 6 Clouds OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 OV OV OV OV OV PoP 12hr 20 50 40 40 80 QPF 12hr 0.05 0.02 0.01 0 0.09 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C C S S S C C C C L L D D D Tstms S S Date Mon 04/07/25 Tue 04/08/25 Wed 04/09/25 Thu 04/10/25 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 44 58 37 53 34 56 41 63 Temp 49 44 54 53 47 38 49 46 38 35 51 50 44 42 58 56 Dewpt 41 33 33 34 30 21 15 16 17 17 19 24 27 30 33 36 PWind dir N N NW NW NW W SE S Wind char LT LT LT GN LT LT LT LT Avg clouds OV OV B2 B1 SC SC FW FW FW FW FW SC SC SC SC B1 PoP 12hr 100 20 10 5 0 0 5 10 Rain shwrs D L S $$ WVZ052-042000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 1038 AM EDT Fri Apr 4 2025 Date Fri 04/04/25 Sat 04/05/25 Sun 04/06/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 63 54 71 55 62 Temp 57 61 62 61 57 56 56 55 58 66 70 67 65 63 59 59 60 57 54 49 Dewpt 56 52 51 51 52 51 51 50 52 55 59 59 60 58 57 54 49 46 43 40 RH 96 72 67 70 83 83 83 83 80 68 68 75 84 84 93 83 67 67 66 71 Wind dir N N NE NE E E SE SE SE SE SE S SE S SW NW N N N N Wind spd 8 9 5 3 3 3 6 9 10 10 9 5 4 5 8 10 10 10 11 9 Clouds OV OV OV OV OV OV OV OV OV OV B2 B2 OV B2 OV OV OV OV OV OV PoP 12hr 40 60 50 60 90 QPF 12hr 0.06 0.03 0.05 0.02 0.18 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C L C S C C C C L L D D D D D Tstms S S S Date Mon 04/07/25 Tue 04/08/25 Wed 04/09/25 Thu 04/10/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 39 58 32 46 26 55 33 61 Temp 43 40 52 49 40 35 43 39 31 32 50 46 37 38 56 53 Dewpt 36 31 30 29 25 19 13 14 15 17 18 22 26 28 32 33 PWind dir N NW NW NW NW W SE S Wind char GN GN GN BZ LT LT LT GN Avg clouds OV OV B1 SC SC SC SC SC FW FW FW SC SC SC B1 B1 PoP 12hr 80 10 10 5 0 0 5 20 Rain shwrs D C S $$ VAZ506-042000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 1038 AM EDT Fri Apr 4 2025 Date Fri 04/04/25 Sat 04/05/25 Sun 04/06/25 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 67 55 71 60 69 Temp 67 66 66 63 60 58 56 55 57 64 70 67 66 66 63 64 67 62 57 53 Dewpt 63 59 57 56 54 53 53 52 55 58 62 62 61 61 60 58 56 52 49 47 RH 87 78 73 78 81 83 90 90 93 81 76 84 84 84 90 81 68 70 75 80 Wind dir N N NE NE E E E SE SE S S S S S SW SW W N N N Wind spd 9 9 6 5 3 5 6 8 8 9 10 6 6 9 10 13 13 13 12 10 Clouds OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2 OV OV OV OV OV PoP 12hr 30 50 30 30 80 QPF 12hr 0.06 0.05 0 0 0.12 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C C C S C C C C C C L L D D D Tstms S S S S Obvis PF Date Mon 04/07/25 Tue 04/08/25 Wed 04/09/25 Thu 04/10/25 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 42 56 35 48 30 55 36 62 Temp 46 43 52 51 43 37 46 41 34 33 50 48 40 40 58 55 Dewpt 42 38 38 37 34 23 17 18 19 20 23 29 30 32 37 38 PWind dir N N NW NW NW W SE S Wind char GN GN GN BZ LT LT LT GN Avg clouds OV OV B2 B1 SC SC FW FW FW FW FW SC SC SC SC SC PoP 12hr 90 20 10 5 0 0 5 10 Rain shwrs D L S $$ VAZ037-042000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 1038 AM EDT Fri Apr 4 2025 Date Fri 04/04/25 Sat 04/05/25 Sun 04/06/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 76 57 80 65 76 Temp 75 76 73 67 61 60 59 59 65 75 80 77 73 70 67 67 74 73 66 61 Dewpt 56 61 59 58 58 56 55 53 56 59 62 61 60 60 60 59 58 56 52 50 RH 52 60 62 73 90 87 87 80 73 58 54 58 64 71 78 75 57 55 61 67 Wind dir W SW NE NE NE NE NE E S S S S S SW SW SW SW SW S E Wind spd 8 6 5 8 6 4 3 3 4 9 11 9 9 9 10 11 12 11 11 10 Wind gust 23 21 21 Clouds B2 B1 B1 B2 OV OV OV OV OV B2 B1 B1 B1 B1 B2 B2 B2 OV OV OV PoP 12hr 50 60 10 20 80 QPF 12hr 0.12 0.16 0 0 0.10 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C L L C C S S C C D D D Tstms C C C S S S S Obvis PF Heat index 81 Max heat 81 Date Mon 04/07/25 Tue 04/08/25 Wed 04/09/25 Thu 04/10/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 45 60 37 52 29 57 36 62 Temp 52 46 56 54 46 39 49 46 35 33 53 52 42 41 58 56 Dewpt 43 38 38 35 27 20 14 14 15 18 20 24 26 29 34 34 PWind dir NE NE NW NW NW SW SE S Wind char GN LT LT GN LT LT LT LT Avg clouds OV OV B2 B1 SC FW FW CL FW CL FW FW SC SC SC SC PoP 12hr 90 30 10 5 0 5 5 20 Rain shwrs D L C S S Tstms S $$ MDZ003-042000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 1038 AM EDT Fri Apr 4 2025 Date Fri 04/04/25 Sat 04/05/25 Sun 04/06/25 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 61 54 67 55 62 Temp 57 59 61 59 56 56 55 54 56 61 66 65 64 62 59 60 60 56 53 49 Dewpt 52 54 52 53 49 47 50 51 53 57 59 60 59 58 57 54 49 46 43 40 RH 83 83 72 80 77 72 83 90 90 87 78 84 84 87 93 81 67 69 69 71 Wind dir N N NE E E E SE SE SE S SE SE SE S W NW NW N N N Wind spd 8 9 4 4 4 4 6 9 10 10 9 5 4 5 6 9 10 10 9 8 Clouds OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV PoP 12hr 30 70 70 60 90 QPF 12hr 0.05 0.04 0.05 0.09 0.19 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C C L L S L L C C L L D D D D D Tstms S C S Obvis PF PF Date Mon 04/07/25 Tue 04/08/25 Wed 04/09/25 Thu 04/10/25 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 38 54 31 44 27 53 34 59 Temp 42 38 50 48 39 34 42 38 31 32 48 46 37 38 55 52 Dewpt 35 33 34 32 27 19 17 16 16 18 22 26 26 29 36 38 PWind dir N NW NW NW NW W SE S Wind char LT LT GN BZ LT LT LT LT Avg clouds OV OV B1 SC SC SC SC SC FW FW FW SC SC SC B1 B1 PoP 12hr 80 10 10 5 0 0 5 20 Rain shwrs D C S $$ MDZ017-042000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 1038 AM EDT Fri Apr 4 2025 Date Fri 04/04/25 Sat 04/05/25 Sun 04/06/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 76 53 69 63 79 Temp 74 68 66 61 57 55 54 53 57 63 66 64 63 65 64 66 77 75 68 60 Dewpt 62 58 56 54 54 53 51 51 53 57 59 59 59 58 58 59 57 56 53 52 RH 66 70 70 78 90 93 90 93 86 81 78 84 87 78 81 78 50 52 59 75 Wind dir NW N N NE E E E E SE SE S S S S SW SW SW W NW N Wind spd 8 12 11 8 4 5 8 8 8 8 8 6 10 11 12 13 14 16 14 10 Clouds OV B2 B2 B2 OV B2 OV OV OV B2 B2 B1 B1 B1 B2 B2 B2 OV OV OV PoP 12hr 30 50 20 10 50 QPF 12hr 0.03 0.14 0 0 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C C S C C C C D Tstms S C S Date Mon 04/07/25 Tue 04/08/25 Wed 04/09/25 Thu 04/10/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 47 57 40 53 35 56 43 63 Temp 53 48 55 51 48 42 51 45 39 37 52 49 46 46 60 55 Dewpt 49 44 40 39 39 29 22 22 23 22 23 29 34 36 38 41 PWind dir N N NW NW NW NW SE SE Wind char GN GN LT GN GN GN LT GN Avg clouds OV OV B2 B2 B2 SC FW FW CL FW FW FW SC SC SC SC PoP 12hr 100 50 30 5 0 0 5 10 Rain shwrs D D C C C $$ WVZ502-042000- Petersburg WV 38.99N 79.15W Elev. 963 ft 1038 AM EDT Fri Apr 4 2025 Date Fri 04/04/25 Sat 04/05/25 Sun 04/06/25 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 73 56 82 57 66 Temp 71 67 65 62 59 59 58 58 69 80 81 74 68 65 61 60 63 62 57 53 Dewpt 58 61 60 59 57 55 56 55 60 60 60 60 59 58 56 54 53 51 47 46 RH 63 81 84 90 93 87 93 90 73 51 49 62 73 78 84 81 70 67 69 77 Wind dir SE N NE NE E E E SE S SW SW S SW SW SW W NW W N NE Wind spd 4 5 4 4 2 3 3 3 8 10 8 4 4 5 5 5 6 8 6 4 Clouds OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 OV OV OV OV OV OV PoP 12hr 70 50 50 60 90 QPF 12hr 0.10 0.06 0.02 0.05 0.21 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L C C C C C C C C C C L L D D D D L Tstms S C C S S C S S S Obvis PF PF PF Heat index 81 82 Max heat 81 82 Date Mon 04/07/25 Tue 04/08/25 Wed 04/09/25 Thu 04/10/25 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 39 58 28 45 25 57 33 64 Temp 44 40 54 48 38 29 42 38 30 30 52 48 38 37 60 54 Dewpt 39 35 35 30 27 17 15 17 17 17 21 27 27 28 36 38 PWind dir N NW NW NW NW SW S SW Wind char LT LT LT GN LT LT LT LT Avg clouds OV B2 B1 SC SC SC SC SC SC FW FW FW SC SC SC SC PoP 12hr 70 20 10 5 0 5 5 20 Rain shwrs L C S S $$ MDZ014-042000- Annapolis MD 38.99N 76.49W Elev. 7 ft 1038 AM EDT Fri Apr 4 2025 Date Fri 04/04/25 Sat 04/05/25 Sun 04/06/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 68 53 64 58 69 Temp 66 63 63 61 58 56 55 54 55 59 63 61 61 62 61 64 67 64 60 55 Dewpt 59 55 53 52 53 53 52 49 50 53 56 58 58 58 58 57 55 52 50 48 RH 78 75 70 72 83 90 90 83 83 80 78 90 90 87 90 78 65 65 69 77 Wind dir N N NE NE E E E SE SE SE SE SE SE S SW SW W NW N N Wind spd 8 9 8 5 3 4 8 8 8 6 6 5 5 8 9 10 11 12 11 9 Clouds OV OV B2 B2 OV OV OV OV OV OV OV OV B2 B2 B2 B2 OV OV OV OV PoP 12hr 30 50 30 20 70 QPF 12hr 0.04 0.05 0 0 0.06 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C C C C C S S S S S S S C C L L D Tstms S S Date Mon 04/07/25 Tue 04/08/25 Wed 04/09/25 Thu 04/10/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 43 55 37 49 33 52 40 59 Temp 48 44 52 51 45 39 47 43 36 36 48 48 42 44 55 54 Dewpt 44 37 35 36 35 24 18 19 22 21 22 27 32 32 35 38 PWind dir N N NW NW NW W SE S Wind char GN LT LT GN GN LT LT GN Avg clouds OV OV B2 B2 B1 SC FW FW FW CL FW FW SC SC SC SC PoP 12hr 100 30 20 5 0 0 5 10 Rain shwrs D D C S $$