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Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
462 FOUS51 KLWX 231135 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 735 AM EDT Mon Apr 23 2018 VAZ054-232100- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 735 AM EDT Mon Apr 23 2018 Date Mon 04/23/18 Tue 04/24/18 Wed 04/25/18 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 50 58 54 67 Temp 52 61 65 66 61 57 54 51 52 55 57 58 57 56 55 56 57 63 66 66 60 Dewpt 40 40 37 35 35 36 40 43 46 48 51 51 51 52 53 53 53 54 56 54 54 RH 63 46 35 32 38 45 59 74 80 77 80 77 80 86 93 90 86 72 70 65 81 Wind dir E SE SE SE SE SE E E E E E E E E E NE NE N NW NW NW Wind spd 5 10 12 14 11 10 6 10 8 13 12 13 12 12 9 8 4 5 4 8 8 Clouds SC SC SC B1 B1 B2 OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1 PoP 12hr 0 60 90 90 70 QPF 12hr 0 0.08 0.55 0.39 0.16 Snow 12hr 00-00 00-00 00-00 Rain S C L D D D D D D D D Rain shwrs L L C C C Date Thu 04/26/18 Fri 04/27/18 Sat 04/28/18 Sun 04/29/18 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 67 49 66 50 67 48 67 Temp 53 53 65 60 53 53 64 60 54 54 65 60 52 52 65 60 Dewpt 48 45 42 43 43 45 45 47 46 46 45 43 42 42 39 40 PWind dir NW NW NW S S W NW NW Wind char LT LT LT LT LT LT LT GN Avg clouds B1 SC SC SC SC SC B1 B1 B1 B1 B1 SC SC FW FW FW PoP 12hr 30 10 20 50 40 30 10 10 Rain shwrs C S S C C C C C C $$ MDZ013-232100- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 735 AM EDT Mon Apr 23 2018 Date Mon 04/23/18 Tue 04/24/18 Wed 04/25/18 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 67 47 58 52 66 Temp 49 60 65 65 60 55 52 48 50 54 57 58 56 54 53 54 55 61 65 65 59 Dewpt 38 36 35 35 34 34 37 41 43 46 49 51 51 52 52 51 52 54 55 53 53 RH 66 41 33 33 37 45 56 77 77 74 75 77 83 93 96 90 90 78 70 65 80 Wind dir E E SE SE SE SE E E E E SE E E E E E NE N NW NW NW Wind spd 3 8 10 12 8 6 3 8 5 12 11 13 10 11 8 8 5 5 5 8 8 Clouds SC SC FW SC SC B1 B2 OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1 PoP 12hr 0 40 80 90 70 QPF 12hr 0 0 0.40 0.40 0.16 Snow 12hr 00-00 00-00 00-00 Rain S C L L D D D D D D Rain shwrs L L C C C Date Thu 04/26/18 Fri 04/27/18 Sat 04/28/18 Sun 04/29/18 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 48 65 48 66 48 66 46 65 Temp 52 52 63 59 52 52 64 59 52 52 64 59 51 50 63 58 Dewpt 47 43 42 40 41 43 44 45 45 45 45 42 41 39 37 37 PWind dir NW W W SW S W NW NW Wind char GN GN LT LT LT LT LT GN Avg clouds B1 B1 SC SC SC SC SC B1 B1 B1 B1 SC SC FW FW FW PoP 12hr 30 10 20 50 40 30 10 10 Rain shwrs C S S C C C C C C $$ MDZ011-232100- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 735 AM EDT Mon Apr 23 2018 Date Mon 04/23/18 Tue 04/24/18 Wed 04/25/18 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 48 59 52 67 Temp 53 61 65 65 60 55 52 49 51 55 58 58 56 55 54 54 55 62 66 66 60 Dewpt 38 36 35 34 35 34 38 40 43 46 49 51 50 51 52 52 52 54 55 54 53 RH 57 39 33 31 39 45 59 71 74 72 72 77 80 86 93 93 90 75 68 65 78 Wind dir E SE SE SE SE SE E E E E SE E E E E E NE N NW NW NW Wind spd 2 8 10 12 8 8 3 6 5 12 10 13 10 12 8 6 4 5 5 8 6 Wind gust 24 Clouds SC FW FW SC SC SC B2 OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1 PoP 12hr 0 40 80 90 70 QPF 12hr 0 0 0.37 0.42 0.17 Snow 12hr 00-00 00-00 00-00 Rain S C L L D D D D D D Rain shwrs L L C C C Date Thu 04/26/18 Fri 04/27/18 Sat 04/28/18 Sun 04/29/18 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 66 48 66 49 66 47 66 Temp 53 53 64 59 52 52 64 60 53 53 64 59 51 51 64 59 Dewpt 47 43 42 40 41 43 44 45 45 45 45 42 41 39 37 37 PWind dir NW W W SW S W NW NW Wind char LT GN LT LT LT LT LT GN Avg clouds B1 B1 SC SC SC SC SC B1 B1 B1 B1 SC SC FW FW FW PoP 12hr 30 10 20 50 50 30 10 10 Rain shwrs C S S C C C C C C $$ WVZ052-232100- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 735 AM EDT Mon Apr 23 2018 Date Mon 04/23/18 Tue 04/24/18 Wed 04/25/18 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 66 46 55 49 64 Temp 46 58 64 64 59 54 51 47 48 52 54 55 53 51 50 51 52 59 63 62 57 Dewpt 38 41 41 40 37 35 37 39 42 46 48 49 49 49 48 48 49 51 53 52 49 RH 73 53 43 41 44 48 59 74 80 80 80 80 86 93 93 89 89 75 70 70 75 Wind dir SE SE SE SE SE SE SE E E E E E E E NE NE N NW NW NW NW Wind spd 4 10 13 13 8 8 3 5 3 10 6 11 6 8 4 4 3 5 6 10 8 Clouds SC SC SC B1 B1 B2 OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 PoP 12hr 5 70 90 90 70 QPF 12hr 0 0.13 0.41 0.34 0.21 Snow 12hr 00-00 00-00 00-00 Rain S C C L D D D D D D D D Rain shwrs L L C C C Date Thu 04/26/18 Fri 04/27/18 Sat 04/28/18 Sun 04/29/18 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 45 65 44 65 46 65 43 65 Temp 49 50 63 57 49 49 63 58 50 50 63 57 48 48 63 57 Dewpt 43 41 40 40 38 42 44 45 43 43 42 40 38 37 37 38 PWind dir NW W W SW SW NW NW NW Wind char LT LT LT LT LT LT LT GN Avg clouds B1 SC SC SC SC SC B1 B1 B1 B1 SC SC SC FW FW FW PoP 12hr 30 10 20 50 40 30 10 10 Rain shwrs C S S C C C C C C $$ VAZ506-232100- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 735 AM EDT Mon Apr 23 2018 Date Mon 04/23/18 Tue 04/24/18 Wed 04/25/18 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 48 57 52 66 Temp 45 59 65 65 60 55 52 49 50 54 56 57 55 54 53 54 55 61 65 64 59 Dewpt 38 40 39 37 35 34 38 42 45 47 49 51 51 52 52 52 52 53 54 53 52 RH 76 49 38 35 39 45 59 77 83 77 77 80 86 93 96 93 90 75 68 67 78 Wind dir SE SE SE SE SE SE SE E E E E E E E E NE N N NW NW NW Wind spd 4 10 12 13 9 8 3 8 5 10 9 12 9 9 5 5 4 6 6 9 8 Clouds SC SC SC B1 B1 B2 OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1 PoP 12hr 0 70 90 90 70 QPF 12hr 0 0.11 0.53 0.38 0.18 Snow 12hr 00-00 00-00 00-00 Rain C C L D D D D D D D D Rain shwrs L L C C C Date Thu 04/26/18 Fri 04/27/18 Sat 04/28/18 Sun 04/29/18 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 66 47 66 48 67 45 66 Temp 51 51 64 59 51 51 64 59 52 52 65 59 50 50 64 59 Dewpt 46 43 41 41 41 44 45 46 46 45 44 42 41 40 38 39 PWind dir NW NW W SW SW W NW NW Wind char GN LT LT LT LT LT LT GN Avg clouds B1 SC SC SC SC SC B1 B1 B1 B1 SC SC SC FW FW FW PoP 12hr 30 10 20 50 40 30 10 10 Rain shwrs C S S C C C C C C $$ VAZ037-232100- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 735 AM EDT Mon Apr 23 2018 Date Mon 04/23/18 Tue 04/24/18 Wed 04/25/18 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 66 47 56 50 69 Temp 49 59 64 64 59 54 51 48 49 53 55 56 54 52 51 52 54 63 67 67 60 Dewpt 39 42 43 42 40 41 42 45 46 48 50 52 51 51 50 49 50 53 54 53 50 RH 68 53 46 45 49 61 71 89 89 83 83 86 90 96 96 89 86 70 63 61 69 Wind dir NE SE SE SE SE E E E E E E NE E NE NE N N NW NW NW NW Wind spd 4 6 13 12 10 8 3 8 5 10 8 9 8 5 3 3 3 4 5 6 5 Clouds SC SC B1 OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B1 B2 B1 PoP 12hr 40 90 100 90 50 QPF 12hr 0.03 0.42 0.86 0.26 0.07 Snow 12hr 00-00 00-00 00-00 Rain S C C L D D D D D D D D D D Rain shwrs C C C C S Date Thu 04/26/18 Fri 04/27/18 Sat 04/28/18 Sun 04/29/18 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 46 69 45 68 47 69 45 70 Temp 51 51 67 60 51 50 66 60 52 52 67 60 51 51 68 61 Dewpt 45 43 43 42 41 44 45 47 44 44 42 42 40 40 39 40 PWind dir NW W NW SE SW W W NW Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B1 SC SC SC SC B1 B1 B1 B1 SC SC SC FW FW FW PoP 12hr 20 10 20 40 40 20 10 10 Rain shwrs S S S C C C C S S $$ MDZ003-232100- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 735 AM EDT Mon Apr 23 2018 Date Mon 04/23/18 Tue 04/24/18 Wed 04/25/18 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 46 54 50 62 Temp 50 58 63 63 58 53 50 47 48 51 53 54 53 52 51 51 53 58 61 61 56 Dewpt 35 39 41 40 37 34 35 38 41 45 47 48 49 49 49 48 49 51 53 52 49 RH 56 49 44 43 45 48 56 71 77 80 80 80 86 89 93 89 86 77 75 72 77 Wind dir SE SE SE SE SE SE SE E E E SE E E E E NE NE N NW NW NW Wind spd 4 11 13 13 10 10 4 8 4 11 9 11 8 9 5 6 4 6 5 10 8 Clouds SC FW FW SC SC B1 OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 PoP 12hr 0 60 90 90 70 QPF 12hr 0 0.08 0.36 0.38 0.23 Snow 12hr 00-00 00-00 00-00 Rain S C L D D D D D D D D Rain shwrs L L C C C Date Thu 04/26/18 Fri 04/27/18 Sat 04/28/18 Sun 04/29/18 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 62 44 64 46 62 43 63 Temp 49 49 60 55 48 49 62 57 50 50 61 55 47 48 61 56 Dewpt 43 40 40 39 38 41 43 45 43 43 42 40 38 37 36 37 PWind dir NW W NW SW SW W NW NW Wind char LT GN LT LT LT LT LT GN Avg clouds B1 SC SC SC SC SC B1 B1 B1 B1 SC SC SC FW FW FW PoP 12hr 30 10 10 50 50 30 10 10 Rain shwrs C C C C C C C $$ MDZ017-232100- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 735 AM EDT Mon Apr 23 2018 Date Mon 04/23/18 Tue 04/24/18 Wed 04/25/18 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 63 50 59 53 66 Temp 52 57 61 62 58 55 53 51 52 56 58 59 57 55 54 55 56 62 65 65 60 Dewpt 44 42 40 38 40 41 44 45 47 49 51 51 51 53 54 54 54 55 56 55 54 RH 74 57 46 41 51 59 71 80 83 77 77 75 80 93100 96 93 78 73 70 81 Wind dir SE SE SE SE SE E E E E E E E E SE E SE E SW W NW W Wind spd 5 10 13 13 10 10 8 10 10 14 14 18 13 14 10 8 4 5 5 6 6 Wind gust 20 20 20 27 27 33 26 27 20 Clouds SC SC SC B1 B1 B1 OV OV OV OV OV OV OV OV OV OV OV OV B1 B2 B1 PoP 12hr 0 50 90 90 60 QPF 12hr 0 0.08 0.73 0.44 0.07 Snow 12hr 00-00 00-00 00-00 Rain C C D D D D D D D D Rain shwrs L L C C S Date Thu 04/26/18 Fri 04/27/18 Sat 04/28/18 Sun 04/29/18 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 51 65 50 65 50 66 49 65 Temp 54 54 64 59 53 53 64 59 53 54 65 60 53 53 64 59 Dewpt 50 46 45 45 45 46 48 48 47 47 47 45 45 43 42 42 PWind dir NW W W E S W NW NW Wind char GN LT LT LT LT LT GN GN Avg clouds B1 B1 SC SC SC SC SC B1 SC SC SC SC SC SC FW FW PoP 12hr 20 10 20 50 40 30 10 10 Rain shwrs S S S C C C C C C $$ WVZ502-232100- Petersburg WV 38.99N 79.15W Elev. 963 ft 735 AM EDT Mon Apr 23 2018 Date Mon 04/23/18 Tue 04/24/18 Wed 04/25/18 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 46 53 49 63 Temp 44 57 63 63 58 53 50 47 48 51 52 53 52 51 50 51 52 58 62 61 56 Dewpt 38 40 43 43 43 40 41 42 44 45 47 48 49 49 48 47 48 51 52 50 48 RH 79 53 48 48 57 61 71 83 86 80 83 83 89 93 93 86 86 77 70 67 74 Wind dir SE SE SE SE SE SE SE SE SE E E E E NE N N N NW NW NW NW Wind spd 2 10 13 12 8 8 4 5 2 6 5 6 3 3 2 2 2 5 5 8 5 Clouds FW SC B1 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 PoP 12hr 50 90 90 90 60 QPF 12hr 0.03 0.29 0.34 0.23 0.13 Snow 12hr 00-00 00-00 00-00 Rain S C L L D D D D D D D D D D Rain shwrs L L C C C Date Thu 04/26/18 Fri 04/27/18 Sat 04/28/18 Sun 04/29/18 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 64 43 66 45 62 43 65 Temp 48 49 62 56 48 48 64 58 50 49 60 55 47 48 63 57 Dewpt 43 40 41 41 38 41 45 46 42 43 41 39 38 38 39 40 PWind dir NW W SW SW SW W W NW Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B1 SC SC SC SC B1 B1 B1 B1 B1 SC SC FW FW FW PoP 12hr 30 20 20 50 40 30 10 10 Rain shwrs C S S S S C C C C C C $$ MDZ014-232100- Annapolis MD 38.99N 76.49W Elev. 7 ft 735 AM EDT Mon Apr 23 2018 Date Mon 04/23/18 Tue 04/24/18 Wed 04/25/18 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 65 48 59 53 66 Temp 52 59 63 64 59 55 52 49 51 55 58 59 57 55 54 55 56 62 65 65 60 Dewpt 40 39 38 38 38 37 40 42 44 47 50 51 51 52 53 52 53 54 56 53 54 RH 63 47 39 38 45 51 63 77 77 74 75 75 80 90 96 90 90 75 73 65 81 Wind dir E E SE S SE SE E E E E SE E E E E E NE N NW NW NW Wind spd 2 6 11 12 10 9 5 9 8 13 12 14 12 13 9 8 6 6 5 8 8 Wind gust 25 Clouds SC FW FW SC SC SC B2 OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1 PoP 12hr 0 40 80 90 70 QPF 12hr 0 0.01 0.46 0.49 0.15 Snow 12hr 00-00 00-00 00-00 Rain S C L L D D D D D D Rain shwrs L L C C C Date Thu 04/26/18 Fri 04/27/18 Sat 04/28/18 Sun 04/29/18 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 49 65 48 65 49 65 47 64 Temp 53 53 64 59 52 52 63 59 53 53 64 58 51 51 62 58 Dewpt 48 44 43 43 43 45 45 46 46 46 46 43 42 41 39 39 PWind dir NW W W SW S W NW W Wind char GN GN LT LT LT LT LT GN Avg clouds B1 B1 SC SC SC SC SC B1 B1 B1 B1 SC SC SC FW FW PoP 12hr 30 10 20 50 40 30 10 10 Rain shwrs C S S C C C C C C $$
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