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Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
000 FOUS51 KLWX 172253 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 653 PM EDT Wed Apr 17 2024 VAZ054-180800- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 653 PM EDT Wed Apr 17 2024 Date 04/17/24 Thu 04/18/24 Fri 04/19/24 Sat 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 62 79 51 69 55 Temp 70 67 65 63 64 73 77 76 68 60 55 52 53 58 65 67 64 60 58 55 57 Dewpt 58 58 58 57 57 55 52 50 49 47 46 45 46 46 48 51 50 50 50 48 45 RH 66 73 78 81 78 53 42 40 51 62 72 77 77 64 54 56 60 69 75 77 64 Wind dir SE SE SW NW NW NW NW N NE E E E E SE SE SE SE SE NW N N Wind spd 8 6 5 4 5 10 9 11 11 10 8 5 6 8 8 8 5 3 3 3 10 Clouds B2 B1 SC B1 SC SC SC SC FW FW SC B1 B1 SC B2 B1 B1 B1 B1 B2 B1 PoP 12hr 40 0 0 40 30 QPF 12hr 0.04 0 0 0.02 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S S C C C C Date 04/20 Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24 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 70 48 64 47 68 48 71 53 72 Temp 68 62 51 50 61 59 50 50 66 61 50 51 69 65 55 56 69 65 Dewpt 36 37 34 34 32 34 38 38 34 37 39 42 39 42 44 47 43 42 PWind dir NW NW NW NW NE SW S S NW Wind char GN GN LT LT LT LT GN GN GN Avg clouds SC SC SC SC B2 B2 B1 B1 SC SC SC SC SC B1 B1 B1 SC SC PoP 12hr 5 10 20 20 5 5 10 40 20 Rain shwrs S S C C S S $$ MDZ013-180800- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 653 PM EDT Wed Apr 17 2024 Date 04/17/24 Thu 04/18/24 Fri 04/19/24 Sat EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 58 74 47 66 53 Temp 67 64 61 60 61 68 73 70 62 55 50 48 50 56 62 64 61 57 55 53 54 Dewpt 59 59 58 57 57 56 54 52 49 46 44 44 45 46 48 50 51 52 52 49 45 RH 75 84 90 90 87 65 51 53 62 72 80 86 83 69 60 60 70 83 90 86 71 Wind dir E E NE N N NW N NE E E E E E SE SE SE SE S W NW NW Wind spd 6 6 4 4 4 6 9 9 11 9 6 5 5 6 8 8 5 4 3 2 10 Clouds B2 B1 B1 B2 SC SC SC SC SC SC B1 B2 B1 B1 B2 B1 B1 B1 B2 B1 B1 PoP 12hr 60 0 0 40 30 QPF 12hr 0.04 0 0 0.02 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S S C C C C Obvis PF Date 04/20 Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 68 44 61 45 66 45 69 50 69 Temp 67 60 48 46 59 58 47 47 64 60 48 48 67 63 52 52 67 63 Dewpt 38 39 35 33 33 36 38 37 35 38 40 42 40 43 45 47 46 44 PWind dir NW NW W NW NE SW SE S W Wind char GN GN GN LT GN LT GN GN GN Avg clouds SC SC SC SC B1 B2 B1 SC SC SC SC SC SC B1 B1 B1 SC SC PoP 12hr 5 10 10 10 5 5 10 40 30 Rain shwrs C C C C $$ MDZ011-180800- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 653 PM EDT Wed Apr 17 2024 Date 04/17/24 Thu 04/18/24 Fri 04/19/24 Sat 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 63 79 53 70 57 Temp 70 69 64 64 65 73 76 74 65 60 54 54 55 60 65 68 63 62 59 57 59 Dewpt 58 58 58 57 56 53 52 50 48 45 43 43 44 44 47 49 50 50 49 47 42 RH 66 68 81 78 73 49 43 43 54 58 66 66 66 55 52 51 62 65 69 69 53 Wind dir E E NE N N NW N NE E E E E E SE SE SE SE S W NW NW Wind spd 6 5 3 3 4 6 8 9 9 9 6 4 5 6 8 8 4 4 3 3 10 Clouds B2 B1 B1 B2 SC B1 SC SC SC SC B1 B2 B1 B1 B2 B1 B1 B1 B2 B1 B1 PoP 12hr 60 0 0 40 30 QPF 12hr 0.04 0 0 0.02 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S S S C C C C Date 04/20 Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24 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 74 50 68 50 71 51 73 56 74 Temp 72 62 53 52 65 60 52 52 69 63 53 55 71 65 58 58 72 65 Dewpt 36 37 33 32 31 35 37 36 34 37 39 41 39 42 44 46 43 42 PWind dir NW NW W NW NE SW SE S NW Wind char GN GN GN LT GN LT GN GN GN Avg clouds SC SC SC SC B1 B2 B1 SC SC SC SC SC SC B1 B1 B1 SC SC PoP 12hr 5 5 10 10 5 5 10 40 30 Rain shwrs C C C C $$ WVZ052-180800- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 653 PM EDT Wed Apr 17 2024 Date 04/17/24 Thu 04/18/24 Fri 04/19/24 Sat EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 55 75 47 66 47 Temp 67 62 60 58 60 67 73 74 67 57 53 50 49 55 61 65 62 57 54 48 49 Dewpt 55 56 55 54 55 53 50 48 48 47 46 44 45 46 49 50 51 51 47 43 41 RH 65 81 84 86 84 61 44 40 50 69 77 80 86 72 65 58 67 80 77 83 74 Wind dir SE S W W W NW NW NW NE E SE SE SE SE SE S SE N NW NW NW Wind spd 8 5 4 4 5 10 9 9 5 4 5 5 6 8 9 8 3 4 4 4 10 Clouds B2 B1 B1 FW SC SC FW FW FW FW SC SC B1 B2 B2 B1 B2 B1 B1 B1 SC PoP 12hr 70 0 0 70 30 QPF 12hr 0.05 0 0 0.09 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L S C C L L C C Tstms S Date 04/20 Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 66 39 61 38 65 40 68 48 66 Temp 64 58 44 42 58 57 43 42 62 59 45 45 65 63 51 50 64 60 Dewpt 34 32 31 31 30 32 33 34 34 35 35 38 39 41 43 44 43 39 PWind dir NW NW NW NW NE S S SW NW Wind char BZ GN GN LT LT LT GN GN GN Avg clouds SC SC SC B1 B1 B1 B1 SC FW FW SC SC SC B1 B1 B1 SC SC PoP 12hr 0 5 5 5 5 5 20 40 30 Rain shwrs S C C C C $$ VAZ506-180800- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 653 PM EDT Wed Apr 17 2024 Date 04/17/24 Thu 04/18/24 Fri 04/19/24 Sat 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 78 48 69 53 Temp 70 67 64 61 63 72 76 77 69 59 54 50 51 59 65 69 65 60 57 54 54 Dewpt 58 59 58 57 57 55 52 50 52 48 46 47 46 48 50 52 52 53 52 49 45 RH 66 75 81 87 81 55 43 39 55 67 74 89 83 67 58 55 63 78 83 83 71 Wind dir SE S W W NW NW NW N NE E E E SE SE S S SE E N N NW Wind spd 6 5 4 3 4 10 10 8 6 8 5 4 5 6 9 8 5 4 3 3 12 Clouds B2 B1 B1 SC SC FW FW FW FW FW SC SC SC B1 B2 B1 SC B1 B1 B1 B1 PoP 12hr 30 0 0 50 30 QPF 12hr 0.03 0 0 0.03 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S C C C C C C Date 04/20 Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24 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 69 44 62 43 66 43 70 50 69 Temp 67 60 48 46 60 58 47 46 64 60 47 48 68 65 54 53 67 64 Dewpt 37 39 35 35 33 36 38 38 36 38 39 42 39 43 45 47 45 44 PWind dir NW NW NW NW N S S SW NW Wind char GN GN GN LT GN LT GN GN GN Avg clouds SC SC SC SC B2 B2 B1 SC SC SC SC SC SC B1 B1 B1 SC SC PoP 12hr 5 10 10 10 5 5 10 30 30 Rain shwrs C C S C $$ VAZ037-180800- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 653 PM EDT Wed Apr 17 2024 Date 04/17/24 Thu 04/18/24 Fri 04/19/24 Sat EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 61 85 55 76 58 Temp 74 70 67 64 66 76 82 84 75 67 59 58 58 64 70 74 69 65 62 59 60 Dewpt 56 54 53 52 53 50 47 44 44 46 48 47 48 49 51 53 53 53 52 50 47 RH 53 57 61 65 63 40 29 25 33 47 67 67 69 58 51 48 57 65 70 72 62 Wind dir S SW SW SW W NW NW N NE NE NE E E SE S S S N N NE N Wind spd 9 6 6 4 3 8 6 6 4 4 5 4 5 4 5 5 3 3 3 3 8 Clouds B1 SC SC FW FW FW CL CL CL FW FW B1 B1 B1 B2 B2 B1 B2 B2 B2 B1 PoP 12hr 5 0 0 50 30 QPF 12hr 0 0 0 0.04 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C C C Tstms S S Date 04/20 Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 74 46 66 47 69 46 74 53 75 Temp 71 64 52 50 64 60 50 50 65 62 50 51 71 67 56 57 72 67 Dewpt 40 37 35 35 35 37 38 37 35 37 37 39 40 42 44 44 42 41 PWind dir NW NW SW N E NW S SW NW Wind char GN LT LT LT LT LT GN GN GN Avg clouds SC B1 B1 B1 B1 B2 B2 B1 SC SC SC SC SC B1 B1 B1 SC FW PoP 12hr 5 10 30 20 10 5 10 30 20 Rain shwrs S C S C S S S $$ MDZ003-180800- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 653 PM EDT Wed Apr 17 2024 Date 04/17/24 Thu 04/18/24 Fri 04/19/24 Sat 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 74 47 66 47 Temp 68 63 61 58 59 68 72 73 65 57 52 49 50 56 61 65 62 58 54 48 49 Dewpt 56 58 58 56 56 55 52 51 51 48 46 45 45 48 50 52 52 53 48 43 41 RH 65 84 90 93 90 63 49 46 60 72 80 86 83 74 67 63 70 83 80 83 74 Wind dir SE SE W W W NW NW NW NE E E SE SE SE S S S NW NW NW NW Wind spd 9 6 4 3 4 9 9 8 6 8 5 4 6 9 10 9 4 3 4 5 10 Clouds B2 B2 B1 SC B1 SC SC FW SC FW SC SC SC B2 B2 B1 B2 B1 B1 SC B1 PoP 12hr 80 0 0 70 30 QPF 12hr 0.15 0 0 0.08 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L C L L L L C C Tstms S Date 04/20 Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24 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 65 39 60 39 65 42 67 48 65 Temp 63 57 44 42 58 55 43 43 62 58 45 47 65 62 51 51 63 59 Dewpt 36 34 33 32 32 34 34 35 36 37 37 40 41 43 45 46 45 42 PWind dir NW NW NW N NW S S S NW Wind char BZ GN GN LT GN LT GN GN GN Avg clouds SC SC SC SC B1 B1 SC FW FW FW SC SC SC B1 B2 B2 B1 SC PoP 12hr 5 5 5 5 5 5 20 40 30 Rain shwrs S C C C C $$ MDZ017-180800- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 653 PM EDT Wed Apr 17 2024 Date 04/17/24 Thu 04/18/24 Fri 04/19/24 Sat EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 59 74 49 66 53 Temp 65 64 64 62 63 70 72 70 63 55 51 50 52 59 63 63 58 56 55 54 56 Dewpt 58 57 56 56 57 56 55 53 52 48 46 45 46 48 49 50 51 51 52 51 50 RH 78 78 75 81 81 61 55 55 67 77 83 83 80 67 60 62 77 83 90 90 80 Wind dir SE S SW W NW NW N N NE NE NE NE E E SE SE SE SE S N N Wind spd 8 8 10 8 8 10 10 10 10 10 8 6 6 6 6 9 8 6 4 2 9 Clouds B2 B2 SC SC FW SC FW FW FW SC SC B1 B1 B1 SC B1 B1 B1 B1 B1 B2 PoP 12hr 30 0 0 30 40 QPF 12hr 0.04 0 0 0.01 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C C C Date 04/20 Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 67 48 62 48 64 47 67 52 70 Temp 65 60 52 50 60 57 50 50 62 57 49 51 67 59 54 54 69 62 Dewpt 43 43 39 36 35 38 42 43 39 40 42 44 42 44 46 47 46 47 PWind dir N NW N E NE SE SE S NW Wind char GN GN GN LT GN LT GN GN GN Avg clouds B1 B1 B1 SC B1 B2 B2 B1 SC SC SC SC SC SC SC B1 SC SC PoP 12hr 5 10 20 30 10 10 5 30 20 Rain shwrs S S C S C S S S $$ WVZ502-180800- Petersburg WV 38.99N 79.15W Elev. 963 ft 653 PM EDT Wed Apr 17 2024 Date 04/17/24 Thu 04/18/24 Fri 04/19/24 Sat 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 77 52 75 49 Temp 73 66 64 61 61 68 74 77 70 61 57 55 56 67 72 72 66 60 56 50 50 Dewpt 51 53 55 54 54 51 49 47 47 48 48 47 49 53 55 56 56 53 49 43 40 RH 46 63 73 78 78 54 41 35 44 62 72 74 77 61 55 57 70 78 77 77 68 Wind dir SW SW W W W W NW NW N SW S SE S S SW W NW NW NW NW NW Wind spd 8 8 6 5 5 8 8 9 3 2 2 2 2 4 4 5 4 3 3 3 5 Clouds SC B2 B1 SC SC FW CL CL CL CL FW FW B1 B2 B2 OV B2 B1 B1 SC SC PoP 12hr 50 0 0 80 20 QPF 12hr 0.02 0 0 0.15 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L D D S S Tstms S S S S Date 04/20 Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24 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 66 40 61 39 65 42 70 49 67 Temp 64 57 45 42 59 56 44 42 62 59 46 47 67 63 53 51 65 60 Dewpt 35 35 34 33 34 34 35 34 36 39 38 39 42 45 46 45 45 43 PWind dir W NW W NW N SW SW SW NW Wind char GN GN GN LT LT LT GN GN GN Avg clouds SC SC SC B1 B1 B1 B1 FW FW SC SC SC SC B1 B1 B1 SC SC PoP 12hr 5 5 10 5 5 5 20 40 30 Rain shwrs S C C C C $$ MDZ014-180800- Annapolis MD 38.99N 76.49W Elev. 7 ft 653 PM EDT Wed Apr 17 2024 Date 04/17/24 Thu 04/18/24 Fri 04/19/24 Sat EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 59 72 50 64 54 Temp 65 64 61 61 62 67 69 69 62 56 51 50 53 56 60 62 60 58 56 55 56 Dewpt 58 58 58 57 57 55 55 53 49 47 46 44 45 46 50 51 51 52 51 50 46 RH 78 81 90 87 84 65 61 57 62 72 83 80 74 69 69 67 72 80 83 83 69 Wind dir SE SE N N N N N NE NE E E E E SE SE S S S W NW N Wind spd 5 5 4 4 5 8 8 10 11 10 8 6 6 6 6 8 6 6 4 3 9 Clouds B2 B1 B1 B2 SC B1 FW FW SC SC SC B2 B1 B1 B1 B2 B1 SC B2 B1 B1 PoP 12hr 50 0 0 30 30 QPF 12hr 0.03 0 0 0.01 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C C C Date 04/20 Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 67 47 61 47 65 48 67 53 68 Temp 65 61 51 50 59 57 50 50 62 59 50 52 65 62 55 55 65 62 Dewpt 41 41 37 35 35 38 41 40 38 40 42 43 43 45 46 47 46 44 PWind dir NW NW NW W NE S SE S W Wind char GN GN GN LT GN LT GN GN GN Avg clouds B1 SC SC SC B1 B2 B1 SC SC SC SC FW SC SC B1 B1 SC SC PoP 12hr 5 10 10 10 5 5 10 30 20 Rain shwrs C C S S $$
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