Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
950 FOUS51 KLWX 221603 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 1103 AM EST Fri Nov 22 2024 VAZ054-222100- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 1103 AM EST Fri Nov 22 2024 Date Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 43 38 54 42 57 Temp 41 40 40 41 41 41 39 48 53 53 48 48 46 44 43 50 55 56 49 Dewpt 34 34 36 35 35 34 33 37 39 40 39 38 37 37 37 37 37 37 38 RH 76 79 85 79 79 76 79 65 59 61 71 68 71 76 79 61 51 49 66 Wind dir SW W W W NW NW NW NW NW NW W W W W W W W W NW Wind spd 17 17 16 16 14 14 12 14 18 17 13 13 11 10 10 11 10 8 5 Wind gust 27 28 25 26 29 Clouds OV OV OV OV B1 SC FW SC SC B2 SC SC SC SC SC SC SC SC SC PoP 12hr 80 70 0 0 0 QPF 12hr 0.23 0.05 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs D L L C Snowshwrs Date Mon 11/25/24 Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 38 65 53 63 39 52 40 49 Temp 43 44 62 57 57 56 61 50 44 41 50 45 42 42 47 44 Dewpt 38 38 41 43 46 47 40 32 29 27 27 29 31 31 34 35 PWind dir W S SW W NW W NW NE Wind char LT LT GN BZ GN GN LT GN Avg clouds SC FW FW SC B2 B2 B1 FW SC SC SC SC B1 B2 B2 B2 PoP 12hr 0 0 40 10 0 5 30 40 Rain shwrs C C C C $$ MDZ013-222100- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 1103 AM EST Fri Nov 22 2024 Date Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 40 37 54 41 56 Temp 38 39 39 39 40 38 38 46 52 52 47 45 44 42 42 49 54 55 46 Dewpt 33 34 36 35 34 33 33 38 40 41 39 38 37 36 36 37 37 37 38 RH 82 82 89 85 79 82 82 73 63 66 74 76 76 79 79 63 52 51 73 Wind dir W W W W NW NW NW NW NW W W W W W W W W W W Wind spd 17 17 14 11 11 12 11 13 16 14 11 10 9 9 8 10 11 8 3 Wind gust 28 29 26 23 23 24 27 27 Clouds OV OV OV OV B2 SC FW FW SC B1 SC SC SC SC SC SC SC SC SC PoP 12hr 90 70 5 0 0 QPF 12hr 0.22 0.05 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs D D L C Snowshwrs S Date Mon 11/25/24 Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 36 62 49 62 34 50 35 47 Temp 39 38 59 53 51 50 59 48 40 36 49 42 37 37 45 42 Dewpt 37 37 44 45 46 48 42 33 28 27 27 29 30 31 36 36 PWind dir W SW SW W W W W E Wind char LT LT LT GN LT LT LT LT Avg clouds SC FW FW SC B2 B2 B1 FW FW SC SC SC B1 B2 B2 B2 PoP 12hr 0 0 50 10 0 5 30 40 Rain shwrs C C C C $$ MDZ011-222100- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 1103 AM EST Fri Nov 22 2024 Date Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 41 37 55 46 57 Temp 39 39 40 40 40 39 39 47 53 52 49 50 48 46 47 52 56 57 48 Dewpt 34 34 35 35 34 33 33 37 40 40 39 37 36 36 36 34 35 35 36 RH 82 82 82 82 79 79 79 68 61 63 68 61 63 68 65 50 45 43 63 Wind dir W W W W NW NW NW NW NW W W W W W W W W W W Wind spd 17 17 14 11 11 12 11 13 16 16 11 10 9 9 9 11 11 9 2 Wind gust 29 31 26 24 24 25 27 28 21 21 19 19 Clouds OV OV OV OV B2 SC FW FW SC B1 SC SC SC SC SC SC SC SC SC PoP 12hr 90 60 5 0 0 QPF 12hr 0.22 0.04 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs D D L C Snowshwrs Date Mon 11/25/24 Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 43 65 52 63 39 53 40 49 Temp 44 44 62 55 56 55 61 49 44 41 51 43 42 41 47 43 Dewpt 36 37 41 44 45 46 40 32 28 26 25 27 30 31 34 34 PWind dir NW SW SW W W W NW E Wind char LT LT LT GN LT GN LT LT Avg clouds SC SC FW SC B2 B2 B1 FW FW SC SC SC B1 B2 B2 B2 PoP 12hr 0 0 50 20 0 0 30 40 Rain shwrs C S C C C $$ WVZ052-222100- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 1103 AM EST Fri Nov 22 2024 Date Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 40 37 52 39 54 Temp 38 39 40 40 39 39 38 48 51 50 45 45 43 41 39 47 51 53 45 Dewpt 32 33 35 35 35 35 33 40 40 39 37 35 35 34 33 35 35 34 34 RH 79 79 82 82 85 85 82 74 66 66 73 68 73 76 79 63 54 48 65 Wind dir W W W NW NW NW NW NW NW W W W W W W W W NW NW Wind spd 18 18 16 13 11 11 9 13 17 13 10 10 10 9 9 10 11 5 1 Wind gust 33 33 29 25 21 27 31 26 21 Clouds OV OV OV OV B2 B2 B1 B1 B2 B1 B1 B1 B1 B1 B1 SC SC SC SC PoP 12hr 80 70 10 0 0 QPF 12hr 0.17 0.05 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs D L L C S S Snowshwrs D S Date Mon 11/25/24 Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 33 60 46 57 32 48 32 44 Temp 37 34 57 53 51 48 53 44 38 33 45 39 35 33 42 39 Dewpt 34 32 39 43 46 44 36 30 26 24 25 27 28 29 32 32 PWind dir SE S SW W W W NW E Wind char LT LT LT GN LT LT LT LT Avg clouds SC SC SC B2 B2 B2 B1 FW SC SC SC SC B1 B2 B2 B2 PoP 12hr 0 5 50 5 0 5 40 50 Rain shwrs C C S C C C $$ VAZ506-222100- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 1103 AM EST Fri Nov 22 2024 Date Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 41 37 54 40 56 Temp 39 40 40 41 40 39 38 48 52 51 46 45 43 41 40 49 54 55 47 Dewpt 33 34 35 35 35 34 34 39 40 40 38 38 36 36 36 37 39 37 38 RH 79 79 82 79 82 82 85 71 63 66 73 76 76 82 85 63 57 51 71 Wind dir W W W NW NW NW NW NW NW NW W W W W W W W W NW Wind spd 17 18 17 16 14 13 12 17 18 16 11 10 8 8 6 9 10 5 2 Wind gust 27 28 27 31 28 Clouds OV OV OV OV B1 SC SC SC B1 B1 SC SC SC SC B1 SC SC SC SC PoP 12hr 80 70 5 0 0 QPF 12hr 0.18 0.06 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L L C Snowshwrs S Date Mon 11/25/24 Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 34 63 49 61 34 50 35 46 Temp 40 35 59 55 52 50 58 47 40 34 48 42 37 35 44 41 Dewpt 37 35 44 45 47 48 41 32 29 27 29 30 30 31 37 36 PWind dir W S SW W NW W SW SE Wind char LT LT GN GN LT LT LT LT Avg clouds SC FW FW B1 B2 B2 B1 SC SC SC SC SC B1 B2 B2 B2 PoP 12hr 0 0 40 10 0 5 30 50 Rain shwrs C C C C $$ VAZ037-222100- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 1103 AM EST Fri Nov 22 2024 Date Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 47 40 55 37 60 Temp 45 44 43 43 44 43 41 51 55 53 46 45 43 40 38 49 58 58 51 Dewpt 26 26 28 30 32 34 34 37 37 36 35 33 33 34 34 33 33 35 37 RH 47 49 55 60 62 70 76 59 51 52 65 62 67 79 85 54 39 42 59 Wind dir W W W W W W W NW NW W W W W W SW W SW SW SW Wind spd 14 17 12 11 11 11 9 12 14 11 6 6 5 4 3 4 6 5 4 Wind gust 25 26 Clouds OV OV B2 SC SC SC SC SC SC SC B1 SC SC SC SC SC FW FW SC PoP 12hr 20 10 0 0 0 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Date Mon 11/25/24 Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 37 66 49 63 33 52 35 47 Temp 42 39 63 58 52 52 60 49 39 34 50 43 39 37 44 42 Dewpt 34 34 40 45 46 45 37 30 27 26 26 28 30 31 33 34 PWind dir W SW SW W W SW S S Wind char LT LT GN GN LT LT LT LT Avg clouds SC FW FW SC B1 B1 SC FW SC SC SC SC B2 B2 B2 B2 PoP 12hr 0 0 30 5 0 5 30 50 Rain shwrs C S C C C $$ MDZ003-222100- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 1103 AM EST Fri Nov 22 2024 Date Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 40 35 51 38 53 Temp 37 38 39 39 38 37 36 46 49 49 45 43 42 41 38 47 50 51 42 Dewpt 34 34 37 36 35 34 34 40 42 41 38 38 37 36 35 39 38 37 36 RH 89 85 92 89 89 89 92 79 77 74 76 82 82 82 89 74 63 59 79 Wind dir W W W NW NW NW NW NW NW W W W W W W W W W NW Wind spd 16 16 14 11 9 9 8 13 16 16 10 10 9 9 8 10 10 5 1 Wind gust 32 31 27 21 19 18 25 29 27 23 23 20 20 18 20 20 Clouds OV OV OV OV B2 B1 B1 B1 B2 B2 B1 B1 B1 B1 B1 SC SC SC SC PoP 12hr 100 60 5 0 0 QPF 12hr 0.24 0.03 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs D D L L Snowshwrs D S Date Mon 11/25/24 Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 31 58 46 56 31 47 32 43 Temp 37 34 56 53 50 48 53 44 36 32 44 39 35 33 41 39 Dewpt 35 32 41 44 47 46 39 31 26 24 26 27 28 29 33 33 PWind dir W SW S W W W SW E Wind char LT LT LT GN LT LT LT LT Avg clouds SC SC SC B2 B2 B2 SC FW FW SC SC SC B1 B2 B2 B2 PoP 12hr 0 5 50 5 0 5 30 50 Rain shwrs C C S C C C $$ MDZ017-222100- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 1103 AM EST Fri Nov 22 2024 Date Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 46 38 56 43 60 Temp 46 43 41 42 43 42 41 48 54 54 49 48 46 45 43 52 58 58 51 Dewpt 25 32 35 35 35 35 36 36 39 40 39 38 36 36 37 37 37 38 40 RH 43 65 79 76 73 76 82 63 57 59 68 68 68 70 79 56 45 47 66 Wind dir W W W W W NW NW NW NW NW W W W W W W W W W Wind spd 17 21 20 19 18 19 18 17 17 17 14 13 11 10 9 9 10 6 4 Wind gust 27 33 34 32 31 31 28 Clouds OV OV OV OV B1 SC FW FW SC B1 SC SC FW FW FW FW FW FW FW PoP 12hr 80 80 0 0 0 QPF 12hr 0.09 0.07 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L C Date Mon 11/25/24 Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 44 64 52 65 39 53 40 53 Temp 47 46 61 55 55 55 62 51 44 40 51 45 43 43 50 46 Dewpt 39 41 44 45 46 49 46 36 31 30 29 32 32 34 39 41 PWind dir W S SW W NW NW SW E Wind char LT GN GN GN GN GN LT GN Avg clouds FW FW FW SC B1 B1 B1 SC SC SC FW SC B1 B2 B2 B2 PoP 12hr 0 0 30 20 0 0 20 40 Rain shwrs C S S C C $$ WVZ502-222100- Petersburg WV 38.99N 79.15W Elev. 963 ft 1103 AM EST Fri Nov 22 2024 Date Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 38 35 49 34 55 Temp 37 38 38 40 40 39 38 44 47 47 42 40 38 35 34 43 52 52 43 Dewpt 25 29 31 33 34 35 34 36 37 36 35 35 34 32 31 34 35 35 34 RH 61 70 76 76 79 85 85 73 68 65 76 82 85 89 89 70 52 52 70 Wind dir W W W W NW NW W W W W W W W W W W W W W Wind spd 14 16 13 11 10 10 8 12 14 11 9 9 6 6 5 5 5 4 3 Wind gust 26 31 27 24 20 21 19 23 21 20 Clouds OV OV OV B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC PoP 12hr 70 70 40 10 0 QPF 12hr 0.14 0.13 0.04 0 0 Snow 12hr T 00-00 00-00 Rain shwrs L L C C C C S S Snowshwrs L L S C Date Mon 11/25/24 Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 32 63 41 56 26 50 28 46 Temp 35 36 59 55 50 45 51 41 32 27 47 38 32 29 42 39 Dewpt 29 29 46 47 48 44 36 29 25 22 25 27 27 27 33 33 PWind dir SW SW SW W W W SW S Wind char LT LT LT GN LT LT LT LT Avg clouds SC SC B1 B2 B2 B2 B1 SC SC SC SC B1 B1 B2 B2 B2 PoP 12hr 0 20 60 10 0 5 40 50 Rain shwrs S C L S C C C $$ MDZ014-222100- Annapolis MD 38.99N 76.49W Elev. 7 ft 1103 AM EST Fri Nov 22 2024 Date Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 42 37 54 44 54 Temp 40 40 39 40 40 39 39 47 53 53 47 48 47 45 45 50 54 54 49 Dewpt 34 36 35 35 34 33 33 37 40 40 39 38 38 37 37 36 37 37 39 RH 79 85 85 82 79 79 79 68 61 61 74 68 71 73 73 58 52 52 68 Wind dir W W W W NW NW NW NW NW W W W W W W W W W W Wind spd 17 17 16 13 13 13 12 13 16 14 12 11 10 10 9 10 11 9 3 Wind gust 28 31 28 27 27 25 24 27 23 Clouds OV OV OV OV B2 SC FW FW SC B1 SC SC SC SC SC SC SC FW SC PoP 12hr 80 70 5 0 0 QPF 12hr 0.19 0.05 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L D L C Snowshwrs Date Mon 11/25/24 Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 43 60 51 61 39 49 40 47 Temp 45 44 57 54 55 53 58 49 44 40 47 43 42 41 45 43 Dewpt 40 40 44 47 47 48 43 35 32 30 29 32 33 34 36 38 PWind dir W SW SW W NW W W E Wind char LT LT GN GN GN GN LT GN Avg clouds FW FW FW SC B1 B2 B1 FW FW SC SC SC B1 B2 B2 B2 PoP 12hr 0 0 40 20 0 0 30 40 Rain shwrs C S C C C $$