Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
722 FOUS51 KLWX 230540 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 1239 AM EST Sat Nov 23 2024 VAZ054-232100- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 1239 AM EST Sat Nov 23 2024 Date Sat 11/23/24 Sun 11/24/24 Mon 11/25/24 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 54 43 58 39 65 Temp 41 40 46 52 53 49 47 47 44 44 51 55 56 50 47 44 41 43 52 61 62 57 Dewpt 35 34 36 38 40 39 38 37 37 37 37 37 37 38 38 38 38 38 40 41 42 43 RH 79 79 68 59 61 68 71 68 76 76 59 51 49 63 71 79 89 82 63 48 48 59 Wind dir NW NW NW NW NW W W W W W W W W NW W W W SW S S S S Wind spd 13 12 14 18 17 13 13 11 10 9 11 10 8 5 3 3 3 4 5 8 9 10 Wind gust 26 29 13 Clouds FW FW FW SC B2 SC SC SC B1 B1 SC SC FW SC SC SC FW FW FW SC SC B1 PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 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 53 64 39 52 40 51 39 49 Temp 57 55 60 51 43 39 50 47 43 40 48 46 43 39 46 43 Dewpt 46 49 38 30 27 27 26 28 30 32 33 33 33 33 30 27 PWind dir SW W NW W N N N NW Wind char GN BZ GN GN LT GN GN GN Avg clouds B2 B2 B1 FW SC SC SC SC B1 B2 B1 B1 B1 B1 B1 SC PoP 12hr 40 10 0 0 20 50 50 40 Rain shwrs C S C C C C C C $$ MDZ013-232100- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 1239 AM EST Sat Nov 23 2024 Date Sat 11/23/24 Sun 11/24/24 Mon 11/25/24 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 54 42 57 36 62 Temp 38 38 45 52 51 47 46 44 43 43 50 54 54 47 43 39 38 38 50 59 59 53 Dewpt 34 33 36 38 40 39 38 37 37 37 38 38 37 38 37 37 36 37 41 44 44 45 RH 85 82 70 59 66 74 73 76 79 79 63 54 52 71 79 92 92 96 71 57 57 74 Wind dir NW NW NW NW NW W W W W W W W W W NW W W W SW S S S Wind spd 12 12 14 17 14 11 10 9 9 9 12 11 9 3 2 2 2 2 4 6 6 4 Wind gust 26 28 28 21 20 12 Clouds SC FW FW SC B1 SC SC SC B1 B1 SC SC FW SC SC SC FW FW FW SC SC B1 PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 49 61 35 50 36 49 35 47 Temp 51 51 59 46 39 36 47 42 38 36 46 42 38 36 45 39 Dewpt 46 48 40 32 27 27 27 29 29 30 34 34 32 32 32 29 PWind dir SW W W W NW N N NW Wind char LT GN LT GN LT LT LT GN Avg clouds B2 B2 B1 FW SC SC SC SC B1 B1 B1 B1 B1 B1 B1 SC PoP 12hr 50 10 0 0 20 50 50 40 Rain shwrs C S C C C C C C $$ MDZ011-232100- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 1239 AM EST Sat Nov 23 2024 Date Sat 11/23/24 Sun 11/24/24 Mon 11/25/24 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 54 45 58 43 64 Temp 40 39 47 52 53 49 47 47 45 46 52 56 56 49 48 45 44 43 53 61 62 55 Dewpt 33 33 35 38 38 39 38 36 37 37 36 36 36 36 37 36 36 37 39 41 42 44 RH 76 79 63 59 57 68 71 65 73 71 54 47 47 61 65 70 73 79 59 48 48 66 Wind dir NW NW NW NW NW W W W W W W W W W NW NW NW W SW S S S Wind spd 12 12 14 17 16 11 10 9 9 10 12 12 9 3 3 1 1 2 3 6 6 4 Wind gust 23 27 28 29 23 23 21 19 12 Clouds SC FW FW SC B1 SC SC SC B1 B1 SC SC FW SC SC SC FW FW FW SC SC B2 PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 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 52 64 37 52 38 51 37 49 Temp 56 53 61 51 44 37 50 47 43 38 48 46 43 38 47 44 Dewpt 45 47 38 30 27 26 25 27 29 30 31 32 32 31 30 27 PWind dir SW W W W NW N N NW Wind char LT GN LT GN LT GN LT GN Avg clouds B2 B2 B1 FW SC SC SC SC B1 B1 B1 B1 B1 B1 B1 SC PoP 12hr 50 10 0 0 20 50 50 40 Rain shwrs C S C C C C C C $$ WVZ052-232100- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 1239 AM EST Sat Nov 23 2024 Date Sat 11/23/24 Sun 11/24/24 Mon 11/25/24 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 52 39 55 33 60 Temp 41 40 46 51 51 47 45 44 42 40 48 52 52 45 41 37 35 34 48 57 59 53 Dewpt 35 34 38 38 39 38 36 36 36 35 36 35 35 35 34 34 32 32 37 39 42 43 RH 79 79 73 61 63 71 70 73 79 82 63 52 52 68 76 89 89 92 65 51 53 69 Wind dir NW NW NW NW W W W W W W W W W NW N N N SW S S S S Wind spd 12 11 14 18 16 11 11 9 9 10 11 11 8 2 1 0 0 2 3 6 5 4 Wind gust 28 31 27 23 20 13 Clouds SC SC SC B1 B1 SC SC SC B1 SC SC SC FW SC SC SC SC SC SC B1 B2 B2 PoP 12hr 5 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C Date Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 46 57 30 48 30 44 31 44 Temp 51 48 54 44 37 32 45 39 34 32 41 38 35 33 42 36 Dewpt 46 44 34 28 25 24 24 25 27 28 30 30 30 28 27 26 PWind dir SW W W W NW N NW NW Wind char GN GN LT LT LT LT LT GN Avg clouds B2 B2 SC FW FW SC SC SC B1 B1 B1 B1 B1 B1 B1 SC PoP 12hr 60 5 0 0 30 50 50 40 Rain shwrs C C C C C C C C C $$ VAZ506-232100- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 1239 AM EST Sat Nov 23 2024 Date Sat 11/23/24 Sun 11/24/24 Mon 11/25/24 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 53 40 57 34 63 Temp 39 38 46 51 51 47 44 42 42 41 49 54 54 47 43 40 36 35 48 59 60 55 Dewpt 35 35 38 39 40 38 38 36 36 36 38 39 38 38 38 37 35 35 40 44 44 45 RH 85 89 73 63 66 71 79 79 79 82 66 57 54 71 82 89 96100 74 57 55 69 Wind dir NW NW NW NW NW W W W W W W W NW NW NW W SW SW S S S S Wind spd 14 12 18 19 17 11 11 8 9 8 10 10 6 3 1 1 1 2 3 6 6 8 Wind gust 28 32 29 18 11 Clouds SC FW SC SC B1 SC SC SC B1 B1 SC SC FW SC SC SC FW FW FW SC B1 B2 PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 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 49 61 34 50 35 48 34 46 Temp 52 51 58 46 38 35 47 42 37 36 45 41 37 34 44 38 Dewpt 47 48 39 31 27 26 28 29 29 30 36 34 33 31 32 28 PWind dir S W NW W N N NW NW Wind char GN GN GN LT LT LT LT GN Avg clouds B2 B2 SC FW SC SC SC SC B1 B2 B1 B1 B1 B1 B1 SC PoP 12hr 50 5 0 0 20 50 50 40 Rain shwrs C S C C C C C C $$ VAZ037-232100- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 1239 AM EST Sat Nov 23 2024 Date Sat 11/23/24 Sun 11/24/24 Mon 11/25/24 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 56 38 61 37 66 Temp 43 42 51 55 54 48 45 43 40 39 49 58 58 51 46 42 40 38 52 63 63 58 Dewpt 33 34 37 37 36 35 34 34 34 34 35 35 37 37 36 34 33 34 37 39 42 45 RH 67 73 59 51 50 60 65 70 79 82 58 42 45 59 68 73 76 85 56 41 46 62 Wind dir W W NW NW W W W W SW SW SW SW SW SW W W W W SW SW S SW Wind spd 10 8 13 14 11 8 8 5 5 4 4 6 5 4 3 3 3 3 5 9 9 9 Wind gust 24 26 21 Clouds FW SC FW SC SC B1 SC FW SC SC SC FW FW SC SC FW FW FW FW SC SC B1 PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 49 62 32 52 35 49 35 48 Temp 52 51 60 48 38 33 50 44 38 36 46 43 39 35 46 39 Dewpt 46 47 34 27 25 25 25 28 29 30 33 33 32 30 27 25 PWind dir SW W W SW NW NE N NW Wind char GN GN LT LT LT LT LT GN Avg clouds B1 B1 SC FW SC SC SC SC B1 B2 B1 B1 B1 B1 B1 SC PoP 12hr 30 5 0 5 30 50 50 40 Rain shwrs C C C C C C C C $$ MDZ003-232100- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 1239 AM EST Sat Nov 23 2024 Date Sat 11/23/24 Sun 11/24/24 Mon 11/25/24 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 50 39 53 32 58 Temp 36 35 44 48 48 45 43 42 42 41 47 50 50 43 40 38 34 34 46 56 57 53 Dewpt 33 32 37 39 40 38 38 37 37 36 38 37 36 36 35 35 33 32 38 41 43 44 RH 89 89 76 71 74 76 82 82 82 82 71 61 58 76 82 89 96 92 73 57 59 71 Wind dir NW NW NW NW NW W W W W W W W W NW W W SW S S S S S Wind spd 11 11 14 17 17 11 11 8 9 9 12 11 8 3 2 1 1 2 4 6 5 4 Wind gust 21 26 31 27 24 21 21 19 13 Clouds SC SC SC B1 B1 SC B1 SC B1 SC SC SC SC SC SC SC SC SC SC B1 B2 B2 PoP 12hr 0 5 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C Date Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 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 46 56 31 47 31 43 32 43 Temp 50 48 52 42 36 32 44 38 34 32 41 38 34 32 41 35 Dewpt 47 46 37 29 25 24 26 27 27 27 32 31 30 29 30 27 PWind dir S W W W NW N NW NW Wind char LT GN LT LT LT LT LT GN Avg clouds B2 B2 SC FW FW SC SC SC B1 B1 B1 B1 B1 B2 B2 B1 PoP 12hr 70 5 0 0 30 50 50 40 Rain shwrs C C C C C C C C C $$ MDZ017-232100- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 1239 AM EST Sat Nov 23 2024 Date Sat 11/23/24 Sun 11/24/24 Mon 11/25/24 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 57 43 60 44 64 Temp 42 42 48 54 55 49 47 46 45 44 52 57 57 51 48 47 45 46 55 61 61 55 Dewpt 35 35 35 37 39 39 38 36 37 37 38 38 39 40 40 39 40 41 43 44 45 45 RH 76 76 60 52 55 68 71 68 73 76 59 49 51 66 74 74 82 83 64 53 56 69 Wind dir NW NW NW NW NW W W W W W W W W W W W W S S S S S Wind spd 18 17 18 17 18 14 13 12 10 10 10 10 6 4 5 6 6 6 8 9 10 10 Wind gust 28 27 Clouds SC FW FW FW B1 SC FW FW FW FW FW FW FW FW FW FW CL FW FW SC SC SC PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 52 65 40 54 41 55 41 52 Temp 55 54 63 51 43 40 50 45 43 43 52 46 43 42 48 42 Dewpt 46 50 45 35 30 30 29 32 33 35 40 38 36 35 34 31 PWind dir SW W NW NW SW NE NW NW Wind char GN GN GN GN LT GN GN GN Avg clouds B1 B1 B1 FW SC SC SC SC B1 B2 B1 B1 B1 B1 B1 SC PoP 12hr 30 20 0 0 20 40 60 40 Rain shwrs C S S C C C L C C $$ WVZ502-232100- Petersburg WV 38.99N 79.15W Elev. 963 ft 1239 AM EST Sat Nov 23 2024 Date Sat 11/23/24 Sun 11/24/24 Mon 11/25/24 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 50 35 55 32 63 Temp 41 39 45 49 49 43 40 39 37 35 44 52 52 44 39 36 34 35 50 59 62 55 Dewpt 35 34 36 37 36 35 35 35 33 32 35 35 35 35 32 29 28 28 38 45 47 47 RH 79 82 70 63 61 73 82 85 85 89 70 52 52 70 76 75 78 75 63 60 58 74 Wind dir NW W W W W W W W W SW W W W SW SW SW SW SW SW SW SW SW Wind spd 9 8 11 13 11 9 8 6 6 5 5 6 5 3 3 3 3 4 5 8 9 6 Wind gust 23 18 23 25 23 20 18 17 19 Clouds B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC B1 B2 B2 B2 PoP 12hr 40 10 0 0 20 QPF 12hr 0.03 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain C C S S Rain shwrs S S C Date Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 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 41 55 26 50 28 48 28 43 Temp 50 44 50 39 31 27 46 39 32 29 43 38 32 29 40 34 Dewpt 48 43 33 27 24 21 24 25 26 26 31 31 29 25 27 25 PWind dir SW W W W W NW W W Wind char GN GN LT LT LT LT LT GN Avg clouds B2 B2 B1 FW FW SC SC B1 B1 B2 B1 B1 B1 B1 B1 B1 PoP 12hr 70 10 0 5 30 50 60 50 Rain shwrs C L C C C L C C C Snowshwrs C $$ MDZ014-232100- Annapolis MD 38.99N 76.49W Elev. 7 ft 1239 AM EST Sat Nov 23 2024 Date Sat 11/23/24 Sun 11/24/24 Mon 11/25/24 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 54 44 56 43 60 Temp 40 39 46 51 53 50 48 47 45 45 51 54 54 49 47 45 44 43 51 57 57 54 Dewpt 34 32 36 37 39 39 39 38 37 38 37 38 38 39 40 40 40 40 41 44 46 47 RH 79 76 68 59 59 66 71 71 73 76 59 54 54 68 76 82 86 89 68 62 67 77 Wind dir NW NW NW NW NW W W W W W W W W W NW W W SW SW S S S Wind spd 13 12 14 17 14 12 11 10 10 9 11 11 9 4 3 2 2 3 6 9 9 6 Wind gust 25 24 27 23 13 Clouds SC FW FW SC B1 SC SC SC B1 B1 SC SC FW SC SC SC FW FW FW SC SC B1 PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 51 61 38 50 39 48 38 47 Temp 55 52 59 49 43 38 47 45 42 39 46 44 42 38 45 41 Dewpt 47 50 41 34 31 29 28 32 34 34 35 36 36 35 32 31 PWind dir SW W W W NW N NW NW Wind char GN GN GN GN LT GN LT GN Avg clouds B2 B2 B1 FW SC SC SC SC B1 B1 B1 B1 B1 B1 B1 SC PoP 12hr 50 20 0 0 20 50 50 40 Rain shwrs C S S C C C C C C $$