Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
021 FOUS51 KLWX 171437 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 1037 AM EDT Fri Oct 17 2025 VAZ054-172000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 1037 AM EDT Fri Oct 17 2025 Date Fri 10/17/25 Sat 10/18/25 Sun 10/19/25 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 65 49 70 56 75 Temp 58 63 65 59 55 52 50 49 61 68 69 64 60 58 56 57 68 74 73 68 Dewpt 35 35 36 38 40 40 40 41 42 43 45 48 50 51 52 53 55 55 54 55 RH 42 35 34 45 57 63 68 74 49 40 42 56 69 77 86 86 63 51 51 63 Wind dir N N NW N N NW N NE S S S SE S S S S S S S S Wind spd 11 10 8 4 1 2 1 1 4 8 9 9 10 10 11 12 14 18 18 16 Wind gust 28 33 Clouds CL CL CL CL CL FW SC B1 B2 B1 FW FW FW SC SC SC SC B1 B1 B2 PoP 12hr 0 5 0 0 50 QPF 12hr 0 0 0 0 0.04 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L Date Mon 10/20/25 Tue 10/21/25 Wed 10/22/25 Thu 10/23/25 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 67 49 70 50 63 47 64 Temp 60 53 64 61 53 49 68 63 56 50 62 56 51 47 62 58 Dewpt 53 47 44 42 43 41 44 47 44 41 38 40 41 40 42 44 PWind dir SW W W SW W W W SW Wind char BZ BZ GN BZ GN BZ GN GN Avg clouds B2 B1 SC FW FW FW FW SC SC FW FW FW FW SC SC B1 PoP 12hr 70 10 5 20 20 5 5 10 Rain shwrs L C S S $$ MDZ013-172000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 1037 AM EDT Fri Oct 17 2025 Date Fri 10/17/25 Sat 10/18/25 Sun 10/19/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 64 45 68 53 74 Temp 55 62 62 55 50 47 45 47 59 66 67 61 56 55 53 55 67 73 71 65 Dewpt 37 38 39 41 41 40 39 41 45 46 49 51 51 51 51 53 58 59 58 59 RH 51 41 43 59 71 76 79 79 60 48 52 70 83 86 93 93 73 62 63 81 Wind dir N NW NW N NW NW NW NW S S SE S S S S S S S S S Wind spd 8 8 5 2 2 1 1 1 2 5 5 4 4 4 5 5 12 13 13 11 Wind gust 25 26 25 Clouds CL FW CL CL CL FW FW SC B2 B1 SC FW FW FW SC SC SC B1 B1 B2 PoP 12hr 0 5 0 0 40 QPF 12hr 0 0 0 0 0.04 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L Date Mon 10/20/25 Tue 10/21/25 Wed 10/22/25 Thu 10/23/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 51 64 47 69 49 63 45 63 Temp 57 52 63 58 50 48 67 60 53 49 61 54 48 45 62 55 Dewpt 55 49 47 46 43 42 48 50 45 43 43 43 41 41 45 47 PWind dir SW W W SW W W W W Wind char GN GN LT GN LT GN LT LT Avg clouds B2 B1 SC FW FW FW FW SC SC FW FW FW FW SC SC B1 PoP 12hr 70 20 5 20 20 5 5 10 Rain shwrs L C S S S $$ MDZ011-172000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 1037 AM EDT Fri Oct 17 2025 Date Fri 10/17/25 Sat 10/18/25 Sun 10/19/25 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 66 49 70 56 76 Temp 57 64 64 58 55 52 50 49 61 68 69 64 61 59 58 57 69 75 74 68 Dewpt 33 35 35 37 39 40 39 39 41 43 45 47 50 51 51 52 55 55 55 56 RH 40 34 34 45 55 63 66 68 48 40 42 54 67 75 77 83 61 50 51 65 Wind dir N NW NW N N NW NW N S S SE S S S S S S S S S Wind spd 9 8 6 2 1 1 1 1 2 5 6 5 4 4 5 5 13 16 17 14 Wind gust 27 25 Clouds CL FW CL CL CL CL FW SC B1 B1 SC FW FW FW SC SC SC B1 B1 B2 PoP 12hr 0 5 0 0 50 QPF 12hr 0 0 0 0 0.04 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L Date Mon 10/20/25 Tue 10/21/25 Wed 10/22/25 Thu 10/23/25 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 55 67 50 71 51 64 48 65 Temp 62 55 65 62 55 50 68 63 58 51 62 57 53 48 63 58 Dewpt 53 47 44 43 42 41 44 47 44 40 39 39 40 39 41 44 PWind dir SW W W SW W W W W Wind char GN GN LT GN LT GN LT GN Avg clouds B2 B1 SC FW FW FW FW SC SC FW FW FW FW SC SC B1 PoP 12hr 70 20 5 20 20 5 5 10 Rain shwrs L C S S S $$ WVZ052-172000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 1037 AM EDT Fri Oct 17 2025 Date Fri 10/17/25 Sat 10/18/25 Sun 10/19/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 66 42 72 49 75 Temp 54 63 66 56 47 45 43 44 59 70 71 61 54 51 50 51 67 74 73 64 Dewpt 34 35 34 37 39 38 38 39 41 43 44 45 48 48 48 50 55 55 52 52 RH 46 35 30 49 74 76 82 82 51 38 38 56 80 89 93 96 65 51 48 65 Wind dir N NW N N N N N N SE SE SE SE SE SE SE SE S S S S Wind spd 5 6 4 1 0 0 0 0 2 6 8 5 5 4 5 6 13 16 17 13 Wind gust 28 29 24 Clouds CL CL CL FW FW FW SC B1 B1 SC FW FW FW SC SC B1 SC B2 B2 B2 PoP 12hr 0 10 5 5 70 QPF 12hr 0 0 0 0 0.09 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S L L L Date Mon 10/20/25 Tue 10/21/25 Wed 10/22/25 Thu 10/23/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 48 64 41 69 43 61 40 63 Temp 54 49 62 56 46 43 66 57 49 44 59 52 44 41 61 53 Dewpt 48 44 41 39 38 36 44 43 41 38 37 37 38 37 40 41 PWind dir SW W W W W W W W Wind char GN GN LT GN LT GN LT GN Avg clouds B2 B1 SC FW FW FW SC SC SC FW FW SC FW SC SC B1 PoP 12hr 60 20 5 20 20 5 5 20 Rain shwrs L C S S S S S $$ VAZ506-172000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 1037 AM EDT Fri Oct 17 2025 Date Fri 10/17/25 Sat 10/18/25 Sun 10/19/25 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 64 44 71 53 76 Temp 55 62 63 54 49 46 45 45 60 69 70 63 56 55 53 55 68 75 73 66 Dewpt 38 39 39 41 41 40 39 40 44 47 49 50 50 51 52 54 59 58 56 58 RH 53 43 41 61 74 79 79 82 55 45 47 62 80 86 96 96 73 55 55 75 Wind dir N NW NW N NW N NE NE S S S SE S S S S S S S S Wind spd 8 8 5 2 1 1 1 1 3 6 8 5 5 5 8 10 14 18 18 12 Wind gust 25 31 31 23 Clouds CL CL CL CL CL FW SC B1 B2 SC FW FW FW SC SC SC SC B1 B1 B2 PoP 12hr 0 5 0 5 50 QPF 12hr 0 0 0 0 0.08 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L Date Mon 10/20/25 Tue 10/21/25 Wed 10/22/25 Thu 10/23/25 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 65 43 70 46 63 42 63 Temp 55 50 64 58 48 45 68 59 52 46 62 52 45 43 62 56 Dewpt 53 47 45 43 41 40 48 49 44 41 42 42 41 40 45 46 PWind dir SW W W SW W W W SW Wind char GN GN LT GN LT GN LT GN Avg clouds B2 B1 SC FW FW FW FW SC SC FW FW FW FW SC SC B1 PoP 12hr 60 10 5 20 20 5 5 10 Rain shwrs L C S S $$ VAZ037-172000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 1037 AM EDT Fri Oct 17 2025 Date Fri 10/17/25 Sat 10/18/25 Sun 10/19/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 68 44 74 52 75 Temp 57 66 66 55 50 47 46 46 61 72 73 64 57 54 53 53 67 74 72 64 Dewpt 33 33 34 37 39 38 39 39 43 46 49 50 52 51 52 52 55 54 53 54 RH 40 29 30 51 66 71 76 76 51 39 43 60 83 90 96 96 65 50 51 70 Wind dir N N E E N N N SW S S S S S S S S S S S S Wind spd 2 2 2 1 0 0 0 1 3 6 6 4 2 3 5 6 13 16 16 12 Wind gust 24 28 27 25 Clouds CL FW FW FW FW SC B1 B2 SC SC CL CL FW SC B1 B1 SC B1 B2 B2 PoP 12hr 0 5 0 0 50 QPF 12hr 0 0 0 0 0.07 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C Date Mon 10/20/25 Tue 10/21/25 Wed 10/22/25 Thu 10/23/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 48 67 42 72 44 64 40 65 Temp 54 48 65 57 47 44 70 59 51 44 62 52 45 41 63 56 Dewpt 47 42 39 38 37 36 43 42 41 39 36 37 38 37 40 41 PWind dir SW W W SW W W W SW Wind char GN GN LT GN LT GN LT LT Avg clouds B1 SC FW FW FW FW FW FW FW FW FW FW FW SC SC B1 PoP 12hr 50 5 5 10 10 0 5 10 Rain shwrs C S $$ MDZ003-172000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 1037 AM EDT Fri Oct 17 2025 Date Fri 10/17/25 Sat 10/18/25 Sun 10/19/25 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 65 44 71 51 75 Temp 53 62 63 53 48 45 45 46 58 68 70 61 54 53 51 53 66 74 72 63 Dewpt 37 38 38 40 40 39 38 39 43 45 47 47 48 49 50 52 57 58 55 54 RH 54 41 39 61 74 79 76 76 57 43 44 60 80 86 96 96 73 57 55 72 Wind dir N NW N NE NE E E SE S S S SE SE SE SE SE S S S S Wind spd 5 6 5 2 1 1 1 1 3 6 8 5 5 5 5 6 14 18 19 14 Wind gust 28 25 Clouds CL FW CL FW FW SC SC B1 B1 SC FW FW FW SC SC B1 B1 B2 B2 B2 PoP 12hr 0 10 5 5 70 QPF 12hr 0 0 0 0 0.12 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S L L L Date Mon 10/20/25 Tue 10/21/25 Wed 10/22/25 Thu 10/23/25 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 64 42 69 44 60 40 61 Temp 54 50 61 56 47 44 66 57 49 44 59 51 44 41 59 53 Dewpt 50 46 45 43 41 38 47 46 43 40 41 40 40 39 44 44 PWind dir SW W W SW W W W W Wind char GN GN LT GN LT GN LT GN Avg clouds B2 B1 SC FW FW FW SC B1 SC FW SC SC FW SC SC B1 PoP 12hr 60 20 5 30 20 5 5 20 Rain shwrs L C S S C S S $$ MDZ017-172000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 1037 AM EDT Fri Oct 17 2025 Date Fri 10/17/25 Sat 10/18/25 Sun 10/19/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 64 50 68 57 73 Temp 57 62 63 58 54 52 50 52 62 66 67 62 60 59 57 59 68 72 71 66 Dewpt 39 38 40 42 43 43 43 45 47 46 49 51 52 53 53 55 57 57 58 59 RH 51 41 43 55 66 71 77 77 58 48 52 67 75 80 86 87 68 59 63 78 Wind dir N N N NW N N NW NW S S SE S S S S S S S S S Wind spd 11 10 8 4 4 3 3 2 3 5 8 9 9 10 10 10 13 17 18 17 Clouds CL CL CL CL CL CL FW SC B2 B2 SC FW FW FW FW SC SC B1 B1 B2 PoP 12hr 0 5 0 0 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S L Date Mon 10/20/25 Tue 10/21/25 Wed 10/22/25 Thu 10/23/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 53 67 51 71 52 64 49 65 Temp 59 54 65 60 54 53 69 62 58 53 62 56 51 51 63 58 Dewpt 55 49 47 46 46 45 49 52 49 45 43 44 43 44 45 49 PWind dir SW W W SW W W W SW Wind char GN GN GN GN GN GN GN GN Avg clouds B2 B1 FW FW CL FW FW SC SC FW FW FW FW FW SC SC PoP 12hr 70 10 5 10 20 5 0 5 Rain shwrs L C S $$ WVZ502-172000- Petersburg WV 38.99N 79.15W Elev. 963 ft 1037 AM EDT Fri Oct 17 2025 Date Fri 10/17/25 Sat 10/18/25 Sun 10/19/25 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 69 42 81 50 77 Temp 50 65 68 55 48 45 44 44 62 78 79 66 56 53 51 51 69 76 72 59 Dewpt 34 35 37 40 39 37 34 35 42 43 49 50 50 51 51 50 57 55 54 51 RH 54 33 32 57 71 73 68 70 48 29 35 56 80 93100 96 66 48 53 75 Wind dir N NE NE NE S S SW S S S SE S S S S S S S S SW Wind spd 2 2 2 2 2 2 2 2 2 3 4 4 4 4 5 5 12 17 17 13 Wind gust 29 Clouds CL FW FW FW FW SC B2 B2 SC SC FW FW SC SC B1 B1 B1 B2 B2 B2 PoP 12hr 0 5 0 10 80 QPF 12hr 0 0 0 0 0.19 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C D D C Date Mon 10/20/25 Tue 10/21/25 Wed 10/22/25 Thu 10/23/25 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 43 64 39 69 40 60 37 66 Temp 48 43 62 54 43 41 66 56 45 40 58 49 40 38 64 53 Dewpt 44 39 39 38 35 33 46 44 39 36 38 39 36 35 40 43 PWind dir W W SW W W W W W Wind char GN GN LT GN LT GN LT LT Avg clouds B2 B1 SC FW FW FW SC SC SC SC SC SC SC SC SC B1 PoP 12hr 50 10 5 20 20 5 5 20 Rain shwrs C C S S S S S $$ MDZ014-172000- Annapolis MD 38.99N 76.49W Elev. 7 ft 1037 AM EDT Fri Oct 17 2025 Date Fri 10/17/25 Sat 10/18/25 Sun 10/19/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 63 49 66 57 72 Temp 57 61 63 58 54 52 50 51 60 65 66 62 60 59 58 58 67 71 70 66 Dewpt 37 37 39 41 43 43 44 44 45 46 48 51 53 53 54 55 57 58 58 59 RH 47 41 41 53 66 71 80 77 58 50 52 67 78 80 86 90 70 63 66 78 Wind dir N N N N N N NW NW S S S S S S S S S S S S Wind spd 10 10 9 5 2 1 1 1 2 8 9 8 8 8 9 9 13 17 16 12 Wind gust 26 24 Clouds CL FW CL CL CL CL FW SC B2 B1 SC FW FW FW SC SC SC B1 B1 B2 PoP 12hr 0 5 0 0 40 QPF 12hr 0 0 0 0 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C D Date Mon 10/20/25 Tue 10/21/25 Wed 10/22/25 Thu 10/23/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 54 64 50 68 51 62 48 63 Temp 61 55 62 60 54 51 66 62 57 51 61 57 52 48 61 58 Dewpt 55 49 47 46 46 45 47 50 47 44 42 43 43 43 44 47 PWind dir SW W W SW W W W SW Wind char GN GN LT GN GN GN LT GN Avg clouds B2 B1 SC FW FW FW FW SC SC FW FW FW FW FW SC B1 PoP 12hr 80 10 5 20 20 5 5 10 Rain shwrs D C S S $$