Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
333 FOUS51 KLWX 150325 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 1025 PM EST Tue Jan 14 2025 VAZ054-150900- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 1025 PM EST Tue Jan 14 2025 Date 01/14/25 Wed 01/15/25 Thu 01/16/25 Fri EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 22 33 20 35 27 Temp 29 26 22 27 32 32 28 27 24 22 21 27 34 35 33 31 30 29 29 Dewpt 11 9 8 8 11 11 11 10 10 10 9 12 14 17 19 19 20 18 20 RH 46 48 54 44 41 41 48 48 54 59 59 53 43 47 56 61 66 63 69 Wind dir NW NW NW NW NW NW NW NW W W SW S S S SW W W W W Wind spd 18 17 14 17 16 13 11 9 6 5 4 6 9 8 6 6 6 6 6 Wind gust 39 36 25 29 32 25 18 Clouds SC FW FW FW FW SC FW FW FW FW SC B2 B2 B2 B2 SC FW FW FW PoP 12hr 20 0 0 10 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Flurries Snowshwrs S Date 01/17 Sat 01/18/25 Sun 01/19/25 Mon 01/20/25 Tue 01/21/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 43 33 46 35 43 22 28 12 22 Temp 42 35 35 33 43 43 40 36 41 35 28 22 27 23 17 12 19 19 Dewpt 23 23 26 26 31 33 32 29 26 21 15 9 3 0 -2 -5 -6 -5 PWind dir W S S W NW NW NW NW NW Wind char GN GN GN LT GN GN GN GN GN Avg clouds FW FW FW B1 OV B2 B1 B1 B2 B2 B1 SC SC SC FW FW FW FW PoP 12hr 0 10 70 30 30 30 20 20 20 Rain C L C S S Snow S C C C Snowshwrs S S S S S S $$ MDZ013-150900- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 1025 PM EST Tue Jan 14 2025 Date 01/14/25 Wed 01/15/25 Thu 01/16/25 Fri EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 19 32 16 32 23 Temp 25 22 19 25 30 32 27 23 21 18 17 25 31 32 30 27 26 24 25 Dewpt 10 9 7 9 12 12 12 11 11 10 10 12 14 17 20 20 20 19 20 RH 52 57 59 50 46 43 53 59 65 70 73 57 49 53 66 74 78 81 81 Wind dir NW NW W NW NW NW W W W W W SW S SW SW W W W W Wind spd 16 14 14 17 17 13 11 8 6 4 3 4 6 5 3 3 4 5 5 Wind gust 28 28 25 28 31 25 Clouds FW FW FW CL FW FW FW FW FW FW SC B1 OV OV OV B1 FW FW FW PoP 12hr 5 0 0 20 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Flurries Snowshwrs S S S S Date 01/17 Sat 01/18/25 Sun 01/19/25 Mon 01/20/25 Tue 01/21/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 41 31 43 31 40 17 26 6 18 Temp 39 35 32 31 41 38 35 33 38 32 24 20 24 19 13 8 16 14 Dewpt 24 25 26 26 33 34 33 30 28 23 15 8 5 1 -2 -5 -5 -4 PWind dir W S S W NW NW NW NW NW Wind char LT LT LT LT GN LT GN GN GN Avg clouds FW FW FW B1 B2 B2 B1 B1 B1 B2 B1 SC SC FW FW FW FW FW PoP 12hr 0 10 70 30 30 30 20 20 20 Rain C L C S S C Snow C C C Snowshwrs S S S S S S $$ MDZ011-150900- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 1025 PM EST Tue Jan 14 2025 Date 01/14/25 Wed 01/15/25 Thu 01/16/25 Fri EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 22 33 20 33 27 Temp 26 24 22 27 33 33 29 26 24 22 20 26 32 33 31 32 29 29 28 Dewpt 8 8 7 9 11 11 11 11 11 10 10 12 13 17 19 19 20 19 20 RH 46 50 52 46 39 39 46 52 57 59 64 55 45 51 61 58 69 66 71 Wind dir NW NW W NW NW NW W W W W W SW S S SW W W W W Wind spd 17 16 14 17 17 13 12 8 6 5 2 4 6 6 3 4 4 5 5 Wind gust 37 34 25 28 32 25 18 18 Clouds FW FW FW CL FW FW FW FW FW FW SC B1 OV OV OV B1 SC FW FW PoP 12hr 5 0 0 20 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Flurries Snowshwrs S S S S Date 01/17 Sat 01/18/25 Sun 01/19/25 Mon 01/20/25 Tue 01/21/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 43 33 44 34 41 20 28 9 20 Temp 41 37 35 32 42 41 39 33 39 35 27 20 27 21 16 9 18 17 Dewpt 22 24 26 26 31 33 32 28 25 21 14 8 3 0 -2 -5 -5 -4 PWind dir W S S W NW NW NW NW NW Wind char LT LT LT LT GN LT GN LT GN Avg clouds FW FW FW B1 B2 B2 B1 B1 B1 B2 B1 SC SC SC FW FW FW FW PoP 12hr 0 10 70 30 30 30 20 20 20 Rain C L C S S C Snow C C C Snowshwrs S S S S S S $$ WVZ052-150900- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 1025 PM EST Tue Jan 14 2025 Date 01/14/25 Wed 01/15/25 Thu 01/16/25 Fri EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 17 29 13 32 22 Temp 22 20 17 23 28 28 23 21 18 15 14 23 30 32 30 27 27 25 24 Dewpt 7 6 5 6 9 9 9 9 8 8 7 9 13 17 19 19 19 18 20 RH 52 54 58 47 44 44 54 59 64 73 73 54 49 53 63 71 71 74 84 Wind dir NW NW W W NW NW W W W SW S S S SW W W W W W Wind spd 17 17 14 18 18 14 10 5 3 3 3 5 6 5 4 4 5 6 6 Wind gust 31 31 25 31 33 26 Clouds SC FW FW FW SC FW FW FW FW FW B1 OV OV B2 B2 B1 SC SC SC PoP 12hr 20 0 0 30 10 QPF 12hr 0 0 0 0 0 Snow 12hr T 00-00 00-00 Flurries Snowshwrs S C C Date 01/17 Sat 01/18/25 Sun 01/19/25 Mon 01/20/25 Tue 01/21/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 41 27 42 27 36 14 22 4 16 Temp 39 34 29 28 39 38 33 30 35 29 22 17 21 16 10 5 14 11 Dewpt 22 23 23 23 31 32 29 25 22 18 10 5 1 -2 -4 -6 -7 -5 PWind dir W S S W NW NW NW W NW Wind char LT LT LT LT GN GN GN GN GN Avg clouds SC FW FW B2 OV B2 B2 B2 B2 B1 B1 SC SC SC SC SC SC SC PoP 12hr 0 10 70 30 30 30 20 20 10 Rain L L C S Snow S C C C Snowshwrs S S S S $$ VAZ506-150900- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 1025 PM EST Tue Jan 14 2025 Date 01/14/25 Wed 01/15/25 Thu 01/16/25 Fri EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 18 30 14 34 22 Temp 27 22 18 25 30 30 25 21 20 16 15 24 31 34 31 27 26 24 24 Dewpt 10 8 7 8 11 11 11 10 10 10 9 12 14 18 20 20 20 19 21 RH 48 54 61 48 44 44 55 62 64 77 77 60 49 51 63 74 78 81 88 Wind dir NW NW NW NW NW NW NW NW W W S S S S W W W W W Wind spd 16 17 14 18 17 14 11 6 4 2 3 5 8 5 3 4 5 5 5 Wind gust 29 29 25 31 32 27 Clouds SC FW FW FW FW FW FW FW FW FW SC B2 OV B2 B2 SC FW FW FW PoP 12hr 50 0 0 10 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Flurries Snowshwrs C Date 01/17 Sat 01/18/25 Sun 01/19/25 Mon 01/20/25 Tue 01/21/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 41 31 43 32 40 17 25 6 18 Temp 39 35 33 31 40 39 35 33 38 32 24 19 24 18 12 7 16 13 Dewpt 25 26 27 27 35 36 34 30 28 23 14 9 5 1 -2 -5 -5 -3 PWind dir W S S W NW NW NW NW NW Wind char LT LT GN LT GN GN GN GN GN Avg clouds FW FW FW B1 OV B2 B1 B1 B2 B1 B1 SC SC SC SC SC FW FW PoP 12hr 0 10 70 30 30 30 20 20 20 Rain L L C S S Snow S C C C Snowshwrs S S S S S S $$ VAZ037-150900- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 1025 PM EST Tue Jan 14 2025 Date 01/14/25 Wed 01/15/25 Thu 01/16/25 Fri EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 19 34 15 39 24 Temp 28 23 19 25 32 33 26 23 20 17 17 25 35 39 35 32 29 27 26 Dewpt 8 5 5 4 6 7 8 7 7 6 6 9 14 20 21 20 19 18 19 RH 42 45 54 40 33 33 46 50 56 61 61 50 41 46 56 61 66 68 74 Wind dir NW W W W W NW NW W W SW SW S SW SW W W W W W Wind spd 11 6 6 9 9 8 4 2 2 3 3 5 9 8 5 5 4 4 4 Wind gust 24 18 19 Clouds SC FW FW CL CL CL CL FW FW FW B1 B2 B2 B1 SC FW FW FW FW PoP 12hr 10 0 0 10 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Flurries Date 01/17 Sat 01/18/25 Sun 01/19/25 Mon 01/20/25 Tue 01/21/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 43 31 44 33 42 17 26 7 20 Temp 41 37 33 32 41 41 37 35 39 34 26 20 25 19 13 9 18 15 Dewpt 22 22 24 25 31 32 30 29 29 23 14 8 2 -2 -3 -5 -6 -4 PWind dir SW S S W N NW NW NW NW Wind char LT LT GN LT LT LT GN LT LT Avg clouds FW FW FW B2 OV B2 B1 B1 B2 B1 SC SC FW FW FW SC SC FW PoP 12hr 0 20 70 30 30 30 20 20 10 Rain S L L C S Snow S C C S Snowshwrs S S S S $$ MDZ003-150900- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 1025 PM EST Tue Jan 14 2025 Date 01/14/25 Wed 01/15/25 Thu 01/16/25 Fri EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 17 28 14 31 22 Temp 22 20 17 23 27 27 22 21 18 15 15 22 29 31 29 26 25 24 24 Dewpt 8 7 6 8 11 11 10 10 9 9 8 10 14 18 19 19 19 19 21 RH 54 56 61 52 50 50 59 62 67 77 73 59 53 58 66 74 78 81 88 Wind dir NW NW W NW NW NW W W W SW S S S S SW W W W W Wind spd 16 16 14 18 19 16 10 5 4 4 4 6 6 6 5 4 5 5 6 Wind gust 29 29 29 33 26 Clouds SC FW FW FW SC FW FW SC FW FW B1 OV OV B2 B2 B1 B1 SC SC PoP 12hr 5 0 0 30 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Snowshwrs C C S S Date 01/17 Sat 01/18/25 Sun 01/19/25 Mon 01/20/25 Tue 01/21/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 40 28 40 28 36 13 20 2 14 Temp 38 33 29 29 37 37 33 30 34 28 20 16 20 14 8 3 13 9 Dewpt 24 24 24 25 33 34 31 26 24 19 11 5 3 0 -4 -7 -5 -4 PWind dir W S S W NW NW W W W Wind char LT LT LT LT GN GN GN GN GN Avg clouds SC SC FW B2 OV B2 B2 B2 B2 B2 B1 SC SC SC SC FW FW SC PoP 12hr 0 10 80 30 30 40 20 20 10 Rain L D C S Snow S C C C Snowshwrs S S S S $$ MDZ017-150900- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 1025 PM EST Tue Jan 14 2025 Date 01/14/25 Wed 01/15/25 Thu 01/16/25 Fri EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 21 34 19 38 26 Temp 27 24 21 28 32 33 27 25 23 20 20 29 35 37 34 31 29 28 27 Dewpt 14 12 10 11 12 13 13 13 13 13 13 15 16 20 22 24 23 22 21 RH 57 60 62 48 43 43 55 60 65 74 74 55 45 50 61 75 78 78 78 Wind dir NW NW NW NW NW NW NW NW NW NW W S S SW SW W NW NW W Wind spd 19 18 17 19 18 16 13 11 9 6 5 6 10 9 5 6 6 9 9 Wind gust 33 32 28 29 32 Clouds B1 CL CL CL FW CL CL CL CL CL FW B1 B2 B2 B2 SC FW CL FW PoP 12hr 10 0 0 10 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Flurries Date 01/17 Sat 01/18/25 Sun 01/19/25 Mon 01/20/25 Tue 01/21/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 42 33 46 33 43 20 29 9 21 Temp 41 34 34 33 44 40 37 34 40 34 27 23 28 21 15 11 19 16 Dewpt 24 26 27 27 34 37 35 31 31 27 19 13 10 6 3 0 -1 0 PWind dir W S S W N NW NW NW NW Wind char GN GN GN LT GN GN GN GN GN Avg clouds FW FW FW SC B2 B2 B1 B1 B1 B1 B1 SC FW FW FW FW FW FW PoP 12hr 0 10 70 40 30 30 20 20 20 Rain C L C S S C Rain shwrs S Snow S C C C Snowshwrs S S S S S S $$ WVZ502-150900- Petersburg WV 38.99N 79.15W Elev. 963 ft 1025 PM EST Tue Jan 14 2025 Date 01/14/25 Wed 01/15/25 Thu 01/16/25 Fri EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 12 26 11 36 20 Temp 21 16 12 19 26 26 20 15 13 13 15 25 35 36 30 27 26 23 22 Dewpt 6 4 3 5 8 9 8 7 6 5 5 13 20 20 20 19 19 18 19 RH 52 58 66 54 46 48 59 70 73 70 64 60 54 52 66 71 74 81 88 Wind dir N W SW W W W SW SW SW SW SW SW W W W W W W W Wind spd 11 6 6 8 10 9 5 4 3 3 3 5 8 9 5 6 5 5 4 Wind gust 26 18 21 18 Clouds B1 SC FW FW FW FW FW FW FW SC OV B1 B1 B1 SC SC SC SC SC PoP 12hr 40 5 5 40 30 QPF 12hr 0 0 0 0 0.02 Snow 12hr 00-00 00-00 00-00 Snowshwrs C C C C C S S Date 01/17 Sat 01/18/25 Sun 01/19/25 Mon 01/20/25 Tue 01/21/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 42 26 45 27 37 9 18 -4 13 Temp 38 33 30 32 42 40 34 29 34 26 18 12 17 11 5 -1 11 6 Dewpt 24 23 24 25 35 34 32 26 24 18 10 3 0 -2 -6-11 -6 -5 PWind dir SW S S W NW NW W W W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC FW FW B2 B2 B1 B1 B2 B1 B1 B1 B1 SC SC SC SC SC SC PoP 12hr 5 20 70 30 30 30 20 20 20 Rain S L L C Snow S C C C Snowshwrs S S S S S S $$ MDZ014-150900- Annapolis MD 38.99N 76.49W Elev. 7 ft 1025 PM EST Tue Jan 14 2025 Date 01/14/25 Wed 01/15/25 Thu 01/16/25 Fri EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 21 31 20 32 26 Temp 26 24 21 26 30 30 27 25 23 21 20 26 31 32 30 29 28 27 28 Dewpt 11 10 9 10 13 13 13 13 12 12 12 13 15 19 21 22 22 21 21 RH 52 54 59 50 49 49 55 60 62 68 71 57 51 58 69 75 78 78 75 Wind dir NW NW NW NW NW NW NW NW W W W S S S SW W W W W Wind spd 17 16 14 17 17 14 13 10 8 6 3 5 9 6 3 4 5 6 6 Wind gust 31 31 25 27 31 25 Clouds SC FW CL CL FW FW FW FW FW FW SC B1 B2 OV OV B1 FW FW FW PoP 12hr 5 0 0 10 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Flurries Date 01/17 Sat 01/18/25 Sun 01/19/25 Mon 01/20/25 Tue 01/21/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 40 31 42 32 39 19 26 9 19 Temp 38 35 33 31 40 39 36 33 37 33 27 21 25 21 15 10 17 17 Dewpt 23 25 27 27 31 34 33 31 27 23 16 11 6 3 1 -2 -3 -1 PWind dir W S S W NW NW NW NW NW Wind char GN LT GN LT GN GN GN GN GN Avg clouds FW FW FW B1 B2 B2 B1 B1 B2 B2 B1 SC FW FW FW FW FW FW PoP 12hr 0 10 70 30 30 30 20 20 20 Rain C L C S S Snow S C C C Snowshwrs S S S S S S $$