Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
414 FOUS51 KLWX 220540 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 1240 AM EST Fri Nov 22 2024 VAZ054-222100- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 1240 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 44 38 55 42 58 Temp 35 34 39 41 42 41 41 41 40 40 48 54 54 50 47 45 44 42 51 56 56 50 Dewpt 27 27 29 34 36 36 35 35 35 34 38 39 39 38 37 36 36 36 35 35 35 36 RH 72 75 67 76 79 82 79 79 82 79 68 57 57 63 68 70 73 79 54 45 45 58 Wind dir W W W SW W W W NW NW NW NW NW W W W W W W W W W NW Wind spd 11 11 14 17 17 16 16 14 14 12 14 18 17 14 13 13 12 11 14 13 11 6 Wind gust 27 28 25 25 28 Clouds FW FW B2 OV OV OV B2 SC SC FW SC B1 B1 B1 SC SC SC SC SC SC SC SC PoP 12hr 70 50 0 0 0 QPF 12hr 0.25 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain C L L Rain shwrs 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 42 63 52 62 39 52 40 51 Temp 45 42 60 57 56 54 60 51 44 39 49 47 43 41 48 47 Dewpt 37 38 42 43 47 46 39 31 29 29 28 30 33 35 36 37 PWind dir W SW SW W NW NW E NE Wind char LT LT GN GN GN LT LT GN Avg clouds SC FW FW SC B2 B2 B1 SC SC B1 SC B1 B1 B2 B2 B2 PoP 12hr 0 0 30 10 5 10 40 60 Rain C C C C L $$ MDZ013-222100- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 1240 AM EST Fri Nov 22 2024 Date Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 41 37 54 40 56 Temp 34 34 38 39 39 38 40 40 39 38 47 53 53 48 46 43 42 41 49 54 54 46 Dewpt 27 27 29 35 35 35 35 34 34 33 37 39 40 39 38 36 36 36 38 38 38 37 RH 75 75 70 85 85 89 82 79 82 82 68 59 61 71 73 76 79 82 66 54 54 71 Wind dir W W W W W W W NW NW NW NW NW W W W W W W W W W W Wind spd 10 11 16 16 16 13 12 12 12 11 13 16 14 12 11 10 11 10 12 12 9 4 Wind gust 21 23 27 28 27 25 24 25 24 28 26 23 24 23 23 Clouds FW SC OV OV OV OV B2 B1 SC FW FW SC B1 B1 SC SC SC SC SC SC SC SC PoP 12hr 90 50 0 0 0 QPF 12hr 0.22 0.01 0 0 0 Snow 12hr T 00-00 00-00 Rain C D L Rain shwrs C S Snow S Date Mon 11/25/24 Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 37 61 47 60 35 49 35 48 Temp 40 38 59 53 51 51 58 47 39 36 47 42 38 37 46 42 Dewpt 36 37 44 45 45 46 41 33 29 28 29 31 32 33 37 37 PWind dir W SW SW W NW W E NE Wind char LT LT LT GN LT LT LT LT Avg clouds SC SC SC B1 B2 B2 B1 SC SC B1 SC B1 B1 B2 B2 B2 PoP 12hr 0 0 40 10 5 10 40 60 Rain S C S C C L $$ MDZ011-222100- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 1240 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 55 44 58 Temp 35 35 38 39 40 40 40 40 40 39 48 54 53 50 48 46 45 46 52 56 56 49 Dewpt 28 27 30 35 36 35 35 34 34 33 36 39 39 39 38 36 36 35 35 35 34 35 RH 75 72 73 85 85 82 82 79 79 79 63 57 59 66 68 68 70 65 52 45 43 58 Wind dir W W W SW W W W NW NW NW NW NW W W W W W W W W W W Wind spd 10 11 14 16 16 13 12 12 12 11 13 16 16 12 11 11 11 11 13 13 11 4 Wind gust 23 24 26 28 28 25 25 26 25 28 28 24 23 24 Clouds FW SC OV OV OV OV B1 B1 SC FW FW SC B1 B1 SC SC SC SC SC SC SC SC PoP 12hr 90 40 0 0 0 QPF 12hr 0.21 0.01 0 0 0 Snow 12hr T 00-00 00-00 Rain C D L Rain shwrs C S Snow 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 42 64 51 62 38 52 38 50 Temp 45 42 61 58 56 51 60 51 44 38 49 47 43 38 47 46 Dewpt 36 37 42 44 45 45 39 31 29 28 27 29 32 33 35 36 PWind dir W SW SW W NW NW E NE Wind char LT LT LT GN LT LT LT LT Avg clouds SC SC SC B1 B2 B2 B1 SC SC B1 SC B1 B1 B1 B2 B2 PoP 12hr 0 0 40 10 0 10 40 60 Rain S C C C C L $$ WVZ052-222100- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 1240 AM EST Fri Nov 22 2024 Date Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 42 37 53 38 54 Temp 33 33 39 39 40 41 41 40 39 39 49 52 51 46 45 44 41 38 47 51 51 45 Dewpt 24 25 30 33 34 35 35 35 35 34 39 40 39 37 36 36 35 34 35 33 33 34 RH 69 72 70 79 79 79 79 82 85 82 68 63 63 71 70 73 79 85 63 50 50 65 Wind dir W W W W W NW NW NW NW NW NW NW W W W W W W W W W W Wind spd 10 11 16 17 17 14 14 12 12 10 14 17 14 11 11 10 10 10 12 12 9 2 Wind gust 20 23 29 33 31 27 26 25 27 31 26 21 21 25 Clouds FW B2 OV OV OV OV B1 SC SC SC SC B1 B1 B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 80 40 5 0 0 QPF 12hr 0.14 0.03 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain C L L Rain shwrs C S Snow S C Date Mon 11/25/24 Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 34 60 44 56 31 47 31 44 Temp 38 35 58 53 49 47 54 43 36 32 44 40 36 34 42 40 Dewpt 34 32 40 43 45 43 34 29 27 25 27 28 30 30 33 33 PWind dir W S SW W NW W SE E Wind char LT LT LT GN LT LT LT LT Avg clouds SC SC B1 B2 B2 B2 SC FW SC B1 B1 B1 B1 B2 B2 B2 PoP 12hr 0 5 40 5 5 10 40 60 Rain C C C C C L $$ VAZ506-222100- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 1240 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 39 56 Temp 32 32 39 40 40 41 41 40 39 38 48 53 52 47 44 43 42 40 49 54 54 46 Dewpt 26 26 29 33 34 36 35 35 35 34 38 40 39 38 37 37 36 35 38 38 38 38 RH 78 78 67 76 79 82 79 82 85 85 68 61 61 71 76 79 79 82 66 54 54 73 Wind dir W W W W W W NW NW NW NW NW NW W W W W W W W W NW NW Wind spd 9 9 14 16 17 16 16 14 13 11 16 17 16 11 11 9 9 9 11 11 8 3 Wind gust 25 27 27 26 27 31 28 23 Clouds FW SC OV OV OV OV B1 SC SC FW SC B1 B1 B1 SC SC SC SC SC SC SC SC PoP 12hr 70 40 0 0 0 QPF 12hr 0.17 0.03 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain C L L Rain shwrs C Snow 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 34 62 49 60 34 49 35 47 Temp 39 35 60 54 53 51 57 46 39 35 47 42 37 36 44 42 Dewpt 36 35 44 44 47 47 41 33 29 28 31 31 32 34 38 37 PWind dir W S SW W NW W SE NE Wind char LT LT GN GN LT LT LT LT Avg clouds SC SC SC B1 B2 B2 B1 SC SC B1 SC B1 B1 B2 B2 B2 PoP 12hr 0 5 30 10 5 10 40 60 Rain C C C C L $$ VAZ037-222100- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 1240 AM EST Fri Nov 22 2024 Date Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 47 39 56 37 59 Temp 31 31 40 45 45 44 42 42 42 41 50 55 54 47 44 41 39 38 48 56 56 49 Dewpt 22 22 24 27 27 29 32 34 35 35 37 37 36 35 35 34 33 32 34 33 34 35 RH 69 69 52 49 49 55 67 73 76 79 61 51 50 63 70 76 79 79 58 42 43 58 Wind dir W W W W W W W W NW W NW NW W W W W W W W W SW SW Wind spd 6 5 10 14 16 12 10 9 9 6 11 12 10 6 5 5 4 5 6 8 6 4 Wind gust 26 23 20 21 24 17 Clouds FW FW B2 OV B2 B2 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 20 10 0 0 0 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S S Date Mon 11/25/24 Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 38 66 47 62 34 51 36 50 Temp 41 38 64 58 53 50 60 49 39 34 48 43 39 37 48 45 Dewpt 36 34 40 44 46 44 37 31 29 27 28 31 32 33 35 37 PWind dir W SW SW W NW S E E Wind char LT LT GN GN LT LT LT LT Avg clouds SC FW FW B1 B2 B2 B1 SC SC B1 B1 B1 B1 B2 B2 B2 PoP 12hr 0 5 30 10 5 20 40 60 Rain C S C C L L $$ MDZ003-222100- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 1240 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 35 51 39 53 Temp 32 34 37 38 40 39 40 39 37 37 46 50 50 46 44 43 41 39 47 51 51 44 Dewpt 26 27 32 35 36 36 35 35 34 34 39 40 39 38 37 37 36 35 37 36 36 36 RH 78 75 82 89 85 89 82 85 89 89 76 68 66 73 76 79 82 85 68 56 56 73 Wind dir W W W W W NW NW NW NW NW NW NW W W W W W W W W W W Wind spd 10 12 16 16 16 13 13 11 10 9 14 17 16 11 11 10 11 10 13 12 9 3 Wind gust 21 27 29 27 25 24 23 26 31 26 23 24 27 23 23 Clouds SC OV OV OV OV B2 B1 B1 SC SC SC B1 B2 B1 B1 B1 B1 B1 SC SC SC SC PoP 12hr 90 40 5 0 0 QPF 12hr 0.22 0.02 0 0 0 Snow 12hr T 00-00 00-00 Rain S D L Rain shwrs C C Snow S C D 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 58 44 55 31 46 31 42 Temp 38 34 55 52 49 46 53 43 36 32 44 39 35 33 41 38 Dewpt 34 33 41 43 45 43 37 30 28 26 28 28 30 30 34 34 PWind dir W S S W W W SE NE Wind char LT LT LT GN LT LT LT LT Avg clouds SC SC B1 B2 B2 B2 SC FW SC B1 B1 B1 B1 B2 B2 B2 PoP 12hr 0 5 50 5 5 10 40 60 Rain C C C C C L $$ MDZ017-222100- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 1240 AM EST Fri Nov 22 2024 Date Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 47 38 56 42 59 Temp 37 35 42 45 45 42 42 42 41 41 49 55 55 50 47 45 44 43 52 56 56 49 Dewpt 28 27 27 29 33 35 36 36 36 36 37 38 39 39 37 36 36 36 38 38 38 39 RH 70 72 55 53 62 76 79 79 82 82 63 53 55 66 68 70 73 76 59 51 51 68 Wind dir W W W W W W W W NW NW NW NW W W W W W W W W W W Wind spd 13 12 14 17 20 19 19 18 18 16 17 17 17 14 13 12 12 11 11 11 9 5 Wind gust 25 23 27 32 33 32 33 29 25 25 26 Clouds SC FW SC B2 OV OV B2 B1 SC FW SC SC SC SC SC SC SC SC FW FW FW FW PoP 12hr 60 70 0 0 0 QPF 12hr 0.10 0.06 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S C L Rain shwrs C C Date Mon 11/25/24 Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 44 63 52 64 39 52 41 54 Temp 46 46 61 55 55 54 62 51 44 40 50 45 44 43 51 47 Dewpt 39 40 43 45 45 48 46 36 31 30 30 32 35 38 41 42 PWind dir W SW SW W NW NW SE NE Wind char LT GN GN GN GN LT LT GN Avg clouds FW FW FW SC B1 B1 B1 SC SC SC SC B1 B1 B1 B2 B2 PoP 12hr 0 0 30 20 5 10 40 60 Rain C S C C C L $$ WVZ502-222100- Petersburg WV 38.99N 79.15W Elev. 963 ft 1240 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 49 33 56 Temp 29 30 36 39 40 40 40 40 39 39 45 48 48 43 41 39 36 33 43 51 52 43 Dewpt 22 23 25 27 30 31 34 34 35 35 36 38 36 35 35 35 34 31 35 35 35 35 RH 75 75 64 62 67 70 79 79 85 85 70 68 63 73 79 85 92 92 73 54 52 73 Wind dir W SW W W W W W NW NW W W W W W W W W W W W W W Wind spd 8 8 11 13 13 11 10 9 9 8 12 12 11 9 9 9 8 6 6 6 5 3 Wind gust 20 21 25 27 28 26 24 23 20 18 24 24 21 20 20 23 19 Clouds SC B1 OV OV B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC PoP 12hr 80 60 30 20 0 QPF 12hr 0.11 0.06 0.03 0 0 Snow 12hr T 00-00 00-00 Rain L L Rain shwrs L L C C C C S S S S Snow S C C Snowshwrs S C C 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 33 63 41 56 26 49 29 47 Temp 35 36 60 54 50 45 51 40 31 27 46 40 33 31 44 40 Dewpt 31 29 45 48 47 43 34 29 26 24 27 28 30 30 35 36 PWind dir SW SW SW W W W S E Wind char LT LT LT GN LT LT LT LT Avg clouds SC SC B1 B2 B2 B2 B1 FW SC B1 B1 B1 B1 B2 B2 B2 PoP 12hr 0 20 50 10 5 20 50 60 Rain S C C S C C L L $$ MDZ014-222100- Annapolis MD 38.99N 76.49W Elev. 7 ft 1240 AM EST Fri Nov 22 2024 Date Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 42 37 54 44 55 Temp 35 34 40 40 41 39 41 40 39 40 48 53 53 48 48 46 45 45 49 53 53 48 Dewpt 27 27 28 34 36 35 35 34 34 34 37 39 40 39 38 37 36 36 37 37 38 39 RH 72 75 62 79 82 85 79 79 82 79 65 59 61 71 68 71 70 70 63 54 57 71 Wind dir W W W SW W W W NW NW NW NW NW W W W W W W W W W W Wind spd 11 11 14 17 16 14 13 13 13 12 13 16 14 13 11 12 12 11 13 13 10 4 Wind gust 25 24 25 28 29 27 27 29 25 23 24 26 27 25 25 26 Clouds FW FW B2 OV OV OV B2 B1 SC FW FW SC B1 B1 SC SC SC SC SC SC SC SC PoP 12hr 80 50 0 0 0 QPF 12hr 0.19 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S C D L Rain shwrs C C Date Mon 11/25/24 Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 42 59 51 59 38 48 39 48 Temp 45 42 57 54 55 52 57 49 44 38 47 45 43 40 46 45 Dewpt 40 40 44 46 47 47 42 36 31 31 30 33 35 36 38 39 PWind dir W S SW W NW NW SE NE Wind char LT LT GN GN LT LT LT GN Avg clouds SC FW SC SC B2 B2 B1 SC SC B1 SC B1 B1 B1 B2 B2 PoP 12hr 0 0 40 20 5 10 40 60 Rain S C S C C C L $$