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Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
000 FOUS51 KLWX 190851 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 451 AM EDT Fri Apr 19 2024 VAZ054-192000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 451 AM EDT Fri Apr 19 2024 Date Fri 04/19/24 Sat 04/20/24 Sun 04/21/24 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 65 53 71 46 63 Temp 55 51 56 62 64 60 58 56 54 54 62 68 69 63 56 50 46 48 55 60 61 58 Dewpt 48 47 46 49 51 51 51 51 48 41 35 34 34 33 32 31 29 30 29 30 31 32 RH 77 86 69 62 63 72 77 83 80 61 36 28 27 32 40 48 51 49 37 32 32 37 Wind dir E E SE SE SE SE SE W N N NW NW NW NW N N N N NW W W NW Wind spd 8 8 8 9 12 10 6 4 9 12 12 12 14 13 13 11 6 5 8 9 9 6 Clouds OV OV OV OV B2 B2 B2 B2 B2 B2 SC SC SC FW SC SC SC B1 B2 B2 B2 B2 PoP 12hr 30 40 5 0 5 QPF 12hr 0.01 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C S Date Mon 04/22/24 Tue 04/23/24 Wed 04/24/24 Thu 04/25/24 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 46 68 47 71 54 70 42 63 Temp 49 49 66 62 50 50 70 65 57 56 69 62 46 44 60 57 Dewpt 33 34 31 33 35 39 37 39 43 46 43 37 29 28 27 29 PWind dir NW N S S S W NW NW Wind char LT LT LT GN GN GN GN GN Avg clouds B1 SC FW FW CL CL FW SC B1 B2 SC SC FW FW FW FW PoP 12hr 0 0 0 0 30 30 10 5 Rain shwrs S C C C $$ MDZ013-192000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 451 AM EDT Fri Apr 19 2024 Date Fri 04/19/24 Sat 04/20/24 Sun 04/21/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 62 51 69 42 62 Temp 50 49 53 60 62 59 56 54 52 53 60 67 67 60 54 47 43 45 54 59 60 56 Dewpt 45 45 45 48 49 50 51 51 48 42 36 36 35 34 33 31 29 30 29 31 31 33 RH 83 86 74 64 62 72 83 90 86 66 41 32 30 37 45 53 57 55 38 34 33 42 Wind dir E E SE SE SE SE SE W NW NW NW W NW NW NW NW NW NW W W W W Wind spd 5 6 8 6 9 6 5 4 6 9 11 13 14 11 11 8 5 4 8 10 10 5 Clouds OV OV OV OV B2 B2 B2 OV B2 B2 SC SC SC FW FW SC SC SC B1 B2 B1 B1 PoP 12hr 20 40 5 0 5 QPF 12hr 0 0.03 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C S Date Mon 04/22/24 Tue 04/23/24 Wed 04/24/24 Thu 04/25/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 43 67 44 69 52 69 40 62 Temp 46 47 65 59 46 48 67 62 53 54 68 61 44 42 59 56 Dewpt 33 34 32 35 36 39 39 40 44 46 45 40 31 29 29 31 PWind dir NW NW S S S W NW NW Wind char LT LT LT GN GN GN BZ GN Avg clouds B1 FW FW FW CL FW FW SC B1 B2 B1 SC FW FW FW FW PoP 12hr 0 0 0 0 40 40 10 5 Rain shwrs S C C C $$ MDZ011-192000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 451 AM EDT Fri Apr 19 2024 Date Fri 04/19/24 Sat 04/20/24 Sun 04/21/24 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 62 53 74 49 67 Temp 50 51 56 60 61 59 57 56 54 54 63 70 72 63 59 53 50 49 59 63 65 61 Dewpt 45 44 45 47 49 50 51 51 48 41 35 35 34 33 31 29 29 29 28 30 30 32 RH 83 77 66 62 65 72 80 83 80 61 35 27 25 32 34 39 44 46 30 29 27 33 Wind dir E E SE SE SE SE S W NW NW NW W NW NW NW NW NW NW W W W W Wind spd 6 6 8 8 10 5 5 3 8 11 12 12 14 12 12 10 5 4 8 10 10 6 Clouds OV OV OV OV B2 B2 OV OV OV B2 SC SC SC FW FW FW SC SC B1 B1 B1 B1 PoP 12hr 20 50 5 0 5 QPF 12hr 0 0.03 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C Date Mon 04/22/24 Tue 04/23/24 Wed 04/24/24 Thu 04/25/24 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 49 71 51 74 56 74 46 67 Temp 54 50 70 66 55 52 72 67 61 56 73 67 53 46 64 62 Dewpt 32 32 30 33 35 37 37 39 44 45 43 37 29 27 27 29 PWind dir NW NW S S S W NW NW Wind char GN LT LT GN GN GN BZ GN Avg clouds B1 FW FW FW FW FW FW SC B2 B2 B1 SC FW FW FW FW PoP 12hr 0 0 0 5 40 40 10 5 Rain shwrs S C C C $$ WVZ052-192000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 451 AM EDT Fri Apr 19 2024 Date Fri 04/19/24 Sat 04/20/24 Sun 04/21/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 62 46 65 37 59 Temp 48 49 54 58 61 61 57 52 47 49 57 63 63 56 48 42 38 41 49 56 57 53 Dewpt 47 48 46 49 51 51 51 49 41 38 35 34 33 31 29 28 27 29 29 29 30 31 RH 96 96 74 72 70 70 80 89 79 66 43 34 32 38 47 57 64 62 46 35 35 43 Wind dir SE SE SE SE S SE NW NW NW NW NW W NW NW NW NW W W W W W NW Wind spd 5 9 9 10 9 5 4 6 8 8 12 17 17 10 9 4 4 4 9 11 11 8 Wind gust 28 Clouds OV OV OV OV OV OV B2 B1 B1 SC FW SC SC FW FW SC SC B1 B1 B1 B1 B1 PoP 12hr 50 60 0 0 5 QPF 12hr 0.04 0.05 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L C Date Mon 04/22/24 Tue 04/23/24 Wed 04/24/24 Thu 04/25/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 37 64 39 69 50 65 34 59 Temp 41 43 61 56 42 44 67 62 52 53 64 55 38 37 56 53 Dewpt 28 31 30 32 31 35 37 38 41 44 40 32 27 26 26 28 PWind dir NW NW SW S S W NW NW Wind char LT LT LT GN GN GN GN GN Avg clouds SC FW FW FW CL FW FW SC B1 B2 SC FW FW FW FW FW PoP 12hr 0 0 0 10 50 40 5 5 Rain shwrs C C C C $$ VAZ506-192000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 451 AM EDT Fri Apr 19 2024 Date Fri 04/19/24 Sat 04/20/24 Sun 04/21/24 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 64 50 69 42 62 Temp 55 52 58 61 64 61 56 55 51 52 60 67 68 60 53 46 43 45 53 59 60 56 Dewpt 48 49 46 49 50 51 52 52 47 41 36 35 35 34 33 31 30 30 30 31 32 34 RH 77 89 64 65 60 70 86 90 86 66 41 30 29 37 46 55 60 55 41 34 35 43 Wind dir SE E SE S SE SE S NW N N NW NW NW NW N N NW NW NW W W NW Wind spd 5 6 8 8 9 6 5 4 9 9 12 13 13 10 9 6 3 3 6 9 8 5 Wind gust 24 Clouds OV OV OV OV B2 B2 B2 B2 B1 B1 SC FW SC FW SC SC SC SC B2 B2 B1 B2 PoP 12hr 30 40 0 0 5 QPF 12hr 0.03 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S C S Date Mon 04/22/24 Tue 04/23/24 Wed 04/24/24 Thu 04/25/24 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 41 66 42 71 52 70 39 62 Temp 46 46 64 58 46 46 70 65 54 53 69 62 44 42 59 55 Dewpt 33 34 32 35 35 37 39 40 43 46 45 38 32 29 29 32 PWind dir NW N SE S S W NW NW Wind char LT LT LT GN GN GN GN GN Avg clouds B1 FW FW FW CL FW FW SC B1 B2 SC FW FW FW FW FW PoP 12hr 0 0 0 5 40 30 10 5 Rain shwrs S C C C $$ VAZ037-192000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 451 AM EDT Fri Apr 19 2024 Date Fri 04/19/24 Sat 04/20/24 Sun 04/21/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 69 55 74 46 65 Temp 59 56 60 64 68 66 63 60 57 57 65 71 73 65 58 53 48 47 56 62 64 59 Dewpt 54 52 50 52 54 54 55 54 50 45 41 37 34 33 31 31 30 30 31 32 33 35 RH 83 86 69 65 61 65 75 81 77 64 41 29 24 30 36 43 49 51 38 32 31 40 Wind dir E SE SE S S S W N N N NW W W NW NW N N NE S SW SW NE Wind spd 4 5 5 5 5 4 3 3 4 5 6 9 10 6 5 5 3 3 5 6 5 5 Clouds OV OV OV OV B2 B2 OV B2 B2 B1 SC FW FW SC B1 B1 SC SC B2 B2 B2 B2 PoP 12hr 40 30 10 5 10 QPF 12hr 0.02 0.06 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S C S Tstms S Date Mon 04/22/24 Tue 04/23/24 Wed 04/24/24 Thu 04/25/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 43 70 44 73 53 73 41 67 Temp 49 47 68 62 47 46 70 67 56 54 72 66 48 42 63 60 Dewpt 31 31 30 32 33 34 36 38 40 42 41 36 29 26 27 31 PWind dir NW NE S S S W N N Wind char LT LT LT GN GN GN GN LT Avg clouds B1 SC FW FW FW FW FW SC B1 B1 SC FW FW FW FW FW PoP 12hr 5 0 0 0 20 30 5 10 Rain shwrs S S C C $$ MDZ003-192000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 451 AM EDT Fri Apr 19 2024 Date Fri 04/19/24 Sat 04/20/24 Sun 04/21/24 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 61 46 64 37 59 Temp 54 50 55 58 61 59 57 52 47 49 58 62 62 54 46 40 38 41 50 57 57 52 Dewpt 48 48 46 49 51 51 52 49 41 39 36 35 34 32 30 28 28 29 31 31 32 32 RH 80 93 72 72 70 75 83 89 79 68 44 36 35 43 53 62 67 62 48 37 38 46 Wind dir SE SE SE SE S S W NW NW NW W W NW NW NW NW W W W W W NW Wind spd 5 8 10 11 11 8 5 5 6 8 12 18 18 10 9 5 4 4 10 11 12 8 Wind gust 29 Clouds OV OV OV OV B2 OV B2 B1 B2 SC SC SC B1 FW FW SC SC B1 B1 B1 SC B1 PoP 12hr 50 50 0 0 5 QPF 12hr 0.03 0.03 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C Date Mon 04/22/24 Tue 04/23/24 Wed 04/24/24 Thu 04/25/24 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 38 64 40 69 50 65 35 59 Temp 42 43 62 56 42 45 67 62 53 52 65 54 39 38 56 53 Dewpt 30 33 32 33 32 36 40 40 43 46 43 35 29 27 28 30 PWind dir NW NW S S S W NW NW Wind char LT LT LT GN GN BZ GN GN Avg clouds SC FW FW FW CL FW FW B1 B2 B2 B1 FW FW FW FW FW PoP 12hr 0 0 0 10 60 40 10 5 Rain shwrs C L C C $$ MDZ017-192000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 451 AM EDT Fri Apr 19 2024 Date Fri 04/19/24 Sat 04/20/24 Sun 04/21/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 63 54 69 47 62 Temp 55 52 57 61 62 58 55 55 55 56 62 67 67 61 56 51 48 49 56 60 60 55 Dewpt 49 48 48 50 51 51 52 52 52 49 43 41 42 43 40 36 33 33 32 33 35 37 RH 80 86 72 67 67 77 90 90 90 77 50 39 40 51 55 56 56 54 40 36 39 51 Wind dir E E E SE SE SE SE S NW N N N W NW N N N N N NW W S Wind spd 6 6 8 9 10 10 9 5 5 11 12 8 8 8 10 11 8 8 8 6 5 6 Clouds OV OV OV OV B2 B2 B2 B2 OV OV B2 SC SC SC B1 SC SC SC B2 B2 B2 B2 PoP 12hr 20 50 10 0 10 QPF 12hr 0 0.05 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C Date Mon 04/22/24 Tue 04/23/24 Wed 04/24/24 Thu 04/25/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 47 65 47 68 53 71 43 62 Temp 50 51 64 58 48 51 68 60 53 55 71 62 48 45 60 55 Dewpt 38 38 34 37 40 41 39 43 46 47 48 44 34 33 31 34 PWind dir W N S S S W NW NW Wind char LT GN LT GN BZ GN BZ GN Avg clouds B2 SC FW FW CL CL FW FW SC B1 B1 SC FW FW FW FW PoP 12hr 10 0 0 0 20 30 10 5 Rain shwrs S C C $$ WVZ502-192000- Petersburg WV 38.99N 79.15W Elev. 963 ft 451 AM EDT Fri Apr 19 2024 Date Fri 04/19/24 Sat 04/20/24 Sun 04/21/24 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 71 48 64 38 59 Temp 46 54 64 67 69 66 59 54 49 49 56 63 63 55 49 43 39 41 49 56 58 52 Dewpt 45 49 53 55 58 58 54 48 43 38 33 32 32 32 31 31 30 29 28 29 29 30 RH 96 83 67 65 68 75 83 80 80 66 42 31 31 41 50 62 70 62 44 35 33 43 Wind dir SE SE S S S SW N N N NW W W W NW NW NW W W W W NW NW Wind spd 3 3 4 5 4 3 3 4 4 4 11 13 13 8 4 3 2 3 6 8 9 8 Wind gust 24 Clouds SC OV OV OV B2 B2 B2 B1 B2 FW FW FW FW FW B1 B1 SC B1 B1 B1 SC SC PoP 12hr 80 40 5 0 5 QPF 12hr 0.19 0.03 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L C Tstms S C S Date Mon 04/22/24 Tue 04/23/24 Wed 04/24/24 Thu 04/25/24 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 36 65 40 72 50 65 35 62 Temp 41 41 62 56 42 44 69 63 52 50 62 56 39 37 58 52 Dewpt 30 31 33 35 33 36 39 42 43 46 43 37 31 28 30 33 PWind dir W NW W S SW W NW NW Wind char LT LT LT GN GN GN GN GN Avg clouds SC FW CL FW FW FW FW SC B1 B1 SC SC FW FW FW FW PoP 12hr 0 0 0 10 50 40 5 5 Rain shwrs C C C C $$ MDZ014-192000- Annapolis MD 38.99N 76.49W Elev. 7 ft 451 AM EDT Fri Apr 19 2024 Date Fri 04/19/24 Sat 04/20/24 Sun 04/21/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 61 53 69 46 61 Temp 51 50 54 58 60 58 56 55 54 55 61 66 67 62 56 50 47 48 54 58 59 57 Dewpt 46 46 46 49 51 51 52 51 50 44 37 38 38 37 37 34 32 31 30 32 33 35 RH 83 86 74 72 72 77 86 86 86 66 41 36 34 39 49 54 56 51 40 37 37 43 Wind dir E E SE SE S S S SW NW NW NW NW NW NW NW N N NW NW W W W Wind spd 5 6 8 8 9 8 6 5 5 10 11 11 13 12 11 10 8 5 8 9 9 5 Clouds OV OV OV OV B2 B2 B2 OV B2 B2 SC SC SC FW SC SC SC SC B2 B1 B2 B2 PoP 12hr 20 40 5 0 5 QPF 12hr 0 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C S Date Mon 04/22/24 Tue 04/23/24 Wed 04/24/24 Thu 04/25/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 47 65 47 67 54 68 43 60 Temp 50 49 62 60 51 48 67 64 56 55 68 63 49 43 58 56 Dewpt 35 36 35 37 40 40 41 42 46 47 46 40 34 31 30 32 PWind dir NW N S S S W NW NW Wind char LT LT LT GN GN BZ BZ GN Avg clouds B1 SC FW FW CL CL FW SC B1 B1 B1 SC FW FW FW FW PoP 12hr 0 0 0 0 30 30 10 5 Rain shwrs C C C $$
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