638 FOUS51 KLWX 100839 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 439 AM EDT Wed Oct 10 2018 VAZ054-102100- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 439 AM EDT Wed Oct 10 2018 Date Wed 10/10/18 Thu 10/11/18 Fri 10/12/18 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 82 70 80 58 62 Temp 73 72 78 81 81 76 74 73 72 71 77 79 77 69 65 63 61 59 61 62 60 56 Dewpt 70 69 70 70 70 69 70 70 70 71 73 73 73 69 65 63 57 52 49 48 46 45 RH 90 90 76 69 69 79 87 90 93100 87 82 87100100100 87 78 65 60 60 66 Wind dir S S S S S SE S S S S S S SW SW NW NW NW NW NW NW NW NW Wind spd 2 3 5 8 6 6 6 8 8 8 9 8 6 3 5 12 16 16 14 13 13 9 Clouds B2 B2 B1 B1 B2 B2 OV B2 OV OV OV OV OV OV OV OV B2 B1 B1 SC SC SC PoP 12hr 20 60 90 50 5 QPF 12hr 0 0.15 0.67 0.13 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C C L L D D D D C C S S Tstms S S S S Obvis PF PF Heat index 85 85 Max heat 85 85 Date Sat 10/13/18 Sun 10/14/18 Mon 10/15/18 Tue 10/16/18 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 60 47 65 55 70 52 65 Temp 52 51 59 54 50 50 64 60 57 57 69 61 56 54 64 58 Dewpt 43 45 46 45 44 45 50 52 54 54 58 55 50 47 47 46 PWind dir NW NW N SW S SW W NW Wind char LT LT LT LT LT LT GN LT Avg clouds FW FW SC FW FW FW SC SC B1 B1 B1 B1 B1 SC SC SC PoP 12hr 5 20 5 10 20 40 40 10 Rain shwrs S S S C C C C $$ MDZ013-102100- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 439 AM EDT Wed Oct 10 2018 Date Wed 10/10/18 Thu 10/11/18 Fri 10/12/18 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 81 71 79 59 62 Temp 70 71 77 80 80 76 74 73 72 72 76 78 77 69 65 63 62 59 61 62 60 55 Dewpt 69 68 70 70 70 70 70 71 70 71 72 72 72 69 65 62 57 52 50 49 47 45 RH 97 90 79 72 72 82 87 93 93 97 87 82 85100100 97 84 78 67 62 62 69 Wind dir SE S S S S SE S S S S S S SW SW W NW NW NW NW NW NW NW Wind spd 1 2 5 8 8 6 6 8 8 8 9 9 6 4 5 11 18 16 18 14 14 11 Clouds B2 B2 B1 B1 B1 B2 OV B2 OV OV OV OV OV OV OV OV B2 B1 B1 SC SC SC PoP 12hr 20 60 90 50 10 QPF 12hr 0 0.16 0.82 0.10 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C C L L D D D D C C S S Tstms S S S S S S Obvis PF PF Heat index 83 83 Max heat 83 83 Coast Flood Y Y Y Y Y Y Date Sat 10/13/18 Sun 10/14/18 Mon 10/15/18 Tue 10/16/18 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 48 59 46 64 54 69 51 64 Temp 51 50 58 53 49 49 63 59 56 56 68 60 55 53 63 57 Dewpt 42 45 46 45 43 44 49 50 53 54 58 54 50 46 47 46 PWind dir NW NW N SW S SW W NW Wind char GN LT LT LT LT GN GN LT Avg clouds FW FW SC SC FW FW SC SC B1 B1 B1 B1 B1 SC SC SC PoP 12hr 5 30 5 10 20 40 40 10 Rain shwrs C S S C C C C $$ MDZ011-102100- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 439 AM EDT Wed Oct 10 2018 Date Wed 10/10/18 Thu 10/11/18 Fri 10/12/18 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 81 70 80 59 62 Temp 74 72 78 80 80 76 73 72 71 71 77 79 77 70 66 63 62 59 61 62 60 56 Dewpt 69 69 70 70 70 69 70 71 70 71 72 72 72 70 66 62 57 52 50 48 47 45 RH 84 90 76 72 72 79 90 97 97100 85 79 85100100 97 84 78 67 60 62 66 Wind dir E SE S S SE S S S S S S S SW SW W NW NW NW NW NW NW NW Wind spd 2 3 5 6 8 6 6 6 8 8 9 8 6 3 5 11 17 16 17 14 13 11 Clouds B2 B2 B2 B1 B1 B2 OV B2 OV OV OV OV OV OV OV OV B2 B1 B1 SC SC SC PoP 12hr 20 60 90 50 10 QPF 12hr 0 0.15 0.88 0.09 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C C L L D D D D C C S S Tstms S S S S S S Obvis PF PF Heat index 83 83 Max heat 83 83 Date Sat 10/13/18 Sun 10/14/18 Mon 10/15/18 Tue 10/16/18 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 59 47 65 54 69 51 65 Temp 52 50 58 53 50 50 64 60 56 56 68 60 55 53 64 58 Dewpt 42 45 46 45 43 43 49 50 53 54 57 55 50 47 46 46 PWind dir NW NW N SW S SW W NW Wind char LT LT LT LT LT GN GN LT Avg clouds FW FW SC SC FW FW SC SC B1 B1 B1 B1 B1 SC SC SC PoP 12hr 5 30 5 10 20 40 40 10 Rain shwrs C S S C C C C $$ WVZ052-102100- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 439 AM EDT Wed Oct 10 2018 Date Wed 10/10/18 Thu 10/11/18 Fri 10/12/18 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 80 68 79 54 61 Temp 70 68 75 79 79 74 72 71 70 70 75 78 76 67 62 59 57 55 59 61 59 53 Dewpt 68 66 68 68 68 67 68 68 68 70 72 72 70 66 59 54 49 46 46 45 43 42 RH 93 93 79 69 69 79 87 90 93100 90 82 82 97 90 83 75 72 62 56 55 66 Wind dir SE S S S S S S S S S S SW W W NW NW NW NW NW NW NW NW Wind spd 3 4 6 9 8 5 6 9 8 6 6 5 5 3 9 12 14 13 16 12 12 9 Clouds B2 B1 B2 B1 B2 B2 OV OV OV OV B2 OV OV OV B2 B2 B1 B1 SC SC SC SC PoP 12hr 20 70 90 20 5 QPF 12hr 0 0.32 0.68 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S L L L L D D D D S S Tstms S S S S S S S S Obvis PF PF Date Sat 10/13/18 Sun 10/14/18 Mon 10/15/18 Tue 10/16/18 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 45 57 42 61 51 65 47 62 Temp 48 47 56 50 45 45 60 56 53 53 64 56 51 49 61 53 Dewpt 39 43 43 43 40 40 47 49 50 49 53 51 46 43 43 42 PWind dir NW NW W S S SW W NW Wind char LT LT LT LT LT LT LT LT Avg clouds FW SC SC SC FW FW SC B1 B1 B1 B2 B2 B1 B1 SC SC PoP 12hr 5 20 5 10 20 50 40 10 Rain shwrs S S S C C C C $$ VAZ506-102100- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 439 AM EDT Wed Oct 10 2018 Date Wed 10/10/18 Thu 10/11/18 Fri 10/12/18 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 80 71 80 56 62 Temp 71 71 76 79 79 76 74 73 72 72 77 79 77 68 63 61 59 57 60 62 60 55 Dewpt 70 68 70 69 70 69 70 70 70 71 73 73 72 68 63 61 54 51 49 48 46 45 RH 97 90 82 72 74 79 87 90 93 97 87 82 85100100100 83 80 67 60 60 69 Wind dir S S S S S SE S S S S S SW SW W NW NW NW NW NW NW NW NW Wind spd 4 4 6 8 8 6 8 9 9 9 9 8 6 3 6 13 17 16 17 14 13 10 Clouds B2 B2 B1 B1 B2 B2 OV B2 OV OV OV OV OV OV OV B2 B2 B1 B1 SC SC SC PoP 12hr 20 70 90 50 5 QPF 12hr 0 0.20 0.67 0.08 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C C L L D D D D C C Tstms S S S S Obvis PF PF Date Sat 10/13/18 Sun 10/14/18 Mon 10/15/18 Tue 10/16/18 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 59 45 64 53 68 50 64 Temp 50 49 58 52 48 48 63 59 55 55 67 59 54 52 63 56 Dewpt 42 44 45 44 42 42 49 50 52 52 57 54 49 45 45 45 PWind dir NW NW NW SW S SW W NW Wind char LT LT LT LT LT LT GN LT Avg clouds FW FW SC SC FW FW SC SC B1 B1 B1 B2 B1 SC SC SC PoP 12hr 5 20 5 10 20 40 40 10 Rain shwrs S S S C C C C $$ VAZ037-102100- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 439 AM EDT Wed Oct 10 2018 Date Wed 10/10/18 Thu 10/11/18 Fri 10/12/18 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 79 69 78 55 65 Temp 70 68 75 78 78 74 72 71 70 70 75 77 75 67 62 60 58 56 62 64 63 56 Dewpt 69 66 69 68 69 68 69 69 70 70 72 72 71 67 62 60 54 48 48 47 46 44 RH 97 93 82 71 74 82 90 93100100 90 85 87100100100 86 74 60 54 54 64 Wind dir S SE S S SE SE S S S S S SW SW NW NW N N N NW NW NW N Wind spd 4 3 4 5 5 4 5 6 6 5 5 4 3 3 6 10 12 12 10 10 8 5 Clouds B2 B2 B2 B2 OV OV OV OV OV OV OV OV OV OV OV B2 B1 B1 SC SC FW FW PoP 12hr 40 70 90 50 5 QPF 12hr 0.05 0.31 0.70 0.10 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C L L L L D D D D C C C C Tstms S S S S S S Obvis PF PF Date Sat 10/13/18 Sun 10/14/18 Mon 10/15/18 Tue 10/16/18 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 46 62 44 64 52 69 49 65 Temp 50 48 61 53 48 47 63 58 55 54 68 59 53 51 64 56 Dewpt 42 44 44 44 41 42 50 51 52 51 58 55 49 44 47 46 PWind dir NW NW NE S S SW W N Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW SC FW FW SC SC B1 B1 B1 B1 B1 B1 SC SC SC PoP 12hr 5 10 5 10 20 40 40 10 Rain shwrs S S C C C C $$ MDZ003-102100- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 439 AM EDT Wed Oct 10 2018 Date Wed 10/10/18 Thu 10/11/18 Fri 10/12/18 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 79 68 77 53 60 Temp 70 68 75 78 78 74 71 70 69 69 74 76 74 65 60 58 56 54 58 60 58 53 Dewpt 68 66 68 68 68 67 68 68 68 69 72 72 70 65 59 54 50 46 45 44 42 41 RH 93 93 79 71 71 79 90 93 97100 93 87 87100 96 86 80 74 62 55 55 64 Wind dir SE S S S S SE S S S S S SW W W NW NW NW NW NW NW NW NW Wind spd 5 5 8 10 9 6 8 10 10 8 9 6 6 4 10 11 16 13 17 13 13 9 Clouds B2 B1 B2 B1 B2 B2 OV OV OV OV OV OV OV B2 B1 B2 B1 B1 SC SC SC SC PoP 12hr 20 70 90 20 5 QPF 12hr 0 0.32 0.72 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S L L L L D D D D S S Tstms S S S S S S S S Obvis PF PF Date Sat 10/13/18 Sun 10/14/18 Mon 10/15/18 Tue 10/16/18 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 56 42 61 50 64 46 61 Temp 48 47 55 49 45 45 60 56 52 52 63 55 50 48 60 52 Dewpt 39 42 43 42 39 39 46 48 49 49 52 50 46 42 43 41 PWind dir NW NW W S S SW W NW Wind char LT LT LT LT LT LT GN LT Avg clouds SC SC SC SC FW FW SC B1 B1 B1 B2 B2 B1 B1 SC SC PoP 12hr 5 30 5 10 30 50 40 10 Rain shwrs C C C C C C C $$ MDZ017-102100- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 439 AM EDT Wed Oct 10 2018 Date Wed 10/10/18 Thu 10/11/18 Fri 10/12/18 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 81 72 80 62 66 Temp 72 72 78 80 80 77 75 74 73 73 77 79 78 71 68 66 64 63 65 66 64 60 Dewpt 72 71 72 71 71 71 72 71 72 72 73 74 74 71 68 66 62 58 55 53 51 50 RH 100 97 82 74 74 82 90 90 97 97 87 85 88100100100 93 84 70 63 63 69 Wind dir S S SE SE SE SE S S S S S S S S W NW N N NW NW NW NW Wind spd 4 4 6 9 10 10 10 10 10 9 11 10 8 6 6 10 25 23 23 20 18 16 Wind gust 37 34 31 Clouds B2 B1 B1 SC B1 B2 OV B2 OV OV OV OV OV OV OV OV B2 B2 B1 SC SC SC PoP 12hr 20 50 90 90 20 QPF 12hr 0 0.09 0.62 1.07 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C D D D D D D L L S S Tstms S S S S S S Obvis PF PF Heat index 83 83 Max heat 83 83 Coast Flood Y Y Y Y Y Date Sat 10/13/18 Sun 10/14/18 Mon 10/15/18 Tue 10/16/18 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 53 62 52 67 60 73 56 65 Temp 56 54 61 57 54 54 66 64 61 62 72 65 60 57 64 60 Dewpt 47 48 48 48 49 48 51 54 57 58 60 59 56 51 49 49 PWind dir NW NW N S S SW W NW Wind char GN GN LT LT LT GN GN GN Avg clouds FW FW SC FW FW FW SC SC B1 B1 B1 B1 B1 SC SC SC PoP 12hr 5 10 5 5 20 40 40 10 Rain shwrs S S C C C C $$ WVZ502-102100- Petersburg WV 38.99N 79.15W Elev. 963 ft 439 AM EDT Wed Oct 10 2018 Date Wed 10/10/18 Thu 10/11/18 Fri 10/12/18 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 79 66 77 50 59 Temp 65 66 74 78 77 73 70 69 68 68 73 76 74 64 58 56 54 51 56 58 57 52 Dewpt 64 63 66 66 66 66 66 66 67 68 69 68 65 60 54 53 48 44 44 43 43 41 RH 97 90 76 67 69 79 87 90 97100 87 76 74 87 86 90 80 77 64 57 59 66 Wind dir S S S S S SE SE S S S SW SW W NW NW NW NW NW NW NW NW NW Wind spd 1 2 5 6 5 3 3 3 4 3 4 3 4 4 8 10 12 11 11 10 10 5 Clouds B1 B1 B1 B1 B2 OV OV OV OV OV OV OV OV B2 B1 B1 B1 B1 SC SC SC FW PoP 12hr 60 70 90 20 5 QPF 12hr 0.01 0.34 0.77 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C L L L L L L D D D D S S Tstms S S S S S S S S S S Obvis PF PF Date Sat 10/13/18 Sun 10/14/18 Mon 10/15/18 Tue 10/16/18 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 57 41 64 51 65 46 62 Temp 47 46 56 49 44 44 62 58 54 53 64 56 50 48 61 53 Dewpt 39 43 38 42 39 39 48 49 50 50 54 51 45 42 40 43 PWind dir W W SW S S SW W NW Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC FW SC SC B1 B1 B1 B2 B2 B1 B1 SC SC PoP 12hr 10 20 5 10 30 60 40 10 Rain shwrs S C C L L C C $$ MDZ014-102100- Annapolis MD 38.99N 76.49W Elev. 7 ft 439 AM EDT Wed Oct 10 2018 Date Wed 10/10/18 Thu 10/11/18 Fri 10/12/18 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 79 70 79 60 64 Temp 74 71 76 78 78 75 73 72 71 71 76 78 77 70 66 64 62 61 63 64 62 58 Dewpt 70 69 71 71 70 70 71 70 70 71 73 73 73 70 66 64 59 55 53 51 50 48 RH 87 93 85 79 76 84 93 93 97100 90 85 87100100100 90 81 70 63 65 69 Wind dir SE S S S S S S S S S S S S S W NW NW NW NW NW NW NW Wind spd 5 4 5 8 9 8 9 9 10 9 9 10 6 4 5 12 21 18 19 16 16 13 Wind gust 33 Clouds B2 B2 B1 B1 B1 B2 OV B2 OV OV OV OV OV OV OV OV B2 B1 B1 SC SC SC PoP 12hr 20 60 90 70 20 QPF 12hr 0 0.11 0.82 0.28 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C C L L D D D D L L C C S S Tstms S S S S S S Obvis PF PF Coast Flood Y Y Y Y Y Y Date Sat 10/13/18 Sun 10/14/18 Mon 10/15/18 Tue 10/16/18 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 51 60 50 65 57 71 53 65 Temp 54 52 59 55 52 52 64 61 59 59 70 62 57 55 64 59 Dewpt 44 46 48 47 45 46 50 52 55 56 59 56 52 48 48 48 PWind dir NW NW N S S SW W NW Wind char GN GN LT LT LT GN GN GN Avg clouds FW FW SC FW FW FW SC SC B1 B1 B1 B1 B1 SC SC SC PoP 12hr 5 20 5 10 20 50 40 10 Rain shwrs S S S C C C C $$