Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
747 FOUS51 KLWX 161736 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 136 PM EDT Thu Oct 16 2025 VAZ054-162000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 136 PM EDT Thu Oct 16 2025 Date Thu 10/16/25 Fri 10/17/25 Sat 10/18/25 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 46 65 49 70 Temp 61 64 58 53 49 46 46 56 62 65 58 55 51 49 51 60 68 69 63 Dewpt 34 31 32 33 33 33 33 35 36 37 39 40 41 41 41 43 43 46 48 RH 36 29 37 46 54 60 60 45 38 35 49 57 68 74 68 53 40 44 58 Wind dir N N N N N N N N N N N N W NW NW S S S SE Wind spd 14 13 11 11 10 10 10 11 10 9 4 1 2 1 1 4 6 9 10 Clouds CL CL CL CL CL CL CL CL FW FW CL FW FW SC B1 B1 B1 SC FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 10/19/25 Mon 10/20/25 Tue 10/21/25 Wed 10/22/25 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 56 75 54 66 49 70 52 62 Temp 57 58 75 67 59 54 64 60 53 50 68 62 57 52 61 56 Dewpt 51 52 55 55 51 47 43 41 42 42 45 49 49 44 40 40 PWind dir S S SW W W SW W W Wind char GN BZ BZ BZ GN BZ BZ BZ Avg clouds FW SC SC B2 B2 B1 SC FW FW FW FW SC B1 SC FW SC PoP 12hr 5 40 60 20 5 20 30 10 Rain shwrs C L C S S C C Tstms S $$ MDZ013-162000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 136 PM EDT Thu Oct 16 2025 Date Thu 10/16/25 Fri 10/17/25 Sat 10/18/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 62 41 63 45 68 Temp 61 61 53 48 45 44 42 55 62 62 54 50 47 45 47 59 66 67 60 Dewpt 35 33 36 35 32 32 34 37 39 40 42 41 41 40 41 45 46 48 51 RH 38 35 52 60 60 62 73 51 43 44 64 71 79 82 79 60 48 50 72 Wind dir N N N N N NW NW N N N NW NW NW NW N S S S S Wind spd 11 10 8 6 5 5 5 8 8 5 2 2 1 1 1 2 5 5 4 Wind gust 20 16 Clouds CL CL CL CL CL CL CL CL FW CL CL FW FW SC SC B1 B1 SC FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 10/19/25 Mon 10/20/25 Tue 10/21/25 Wed 10/22/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 53 74 52 65 47 70 50 62 Temp 55 55 73 64 56 52 63 59 51 48 67 61 55 50 61 54 Dewpt 51 52 59 58 51 47 46 44 43 43 49 52 50 46 44 43 PWind dir S S SW W W SW W W Wind char LT GN GN GN LT LT LT GN Avg clouds FW SC SC B2 B2 B1 SC FW FW FW FW SC B1 SC FW SC PoP 12hr 5 40 70 20 5 20 30 10 Rain shwrs C L C S S C C Tstms S $$ MDZ011-162000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 136 PM EDT Thu Oct 16 2025 Date Thu 10/16/25 Fri 10/17/25 Sat 10/18/25 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 46 66 50 70 Temp 62 62 55 53 50 48 47 57 63 65 58 55 51 50 51 61 68 69 63 Dewpt 31 30 32 32 31 32 33 34 34 35 38 39 40 40 40 40 42 44 48 RH 31 30 41 44 48 54 58 42 34 33 47 55 66 68 66 46 39 40 58 Wind dir N N N N N N NW N N NW N N NW NW N S S S S Wind spd 13 13 9 8 6 6 5 9 9 6 2 1 1 1 1 2 5 5 4 Wind gust 18 Clouds CL CL CL CL CL CL CL CL CL FW CL FW FW SC SC B1 B1 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 Sun 10/19/25 Mon 10/20/25 Tue 10/21/25 Wed 10/22/25 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 57 75 55 67 51 70 52 63 Temp 58 59 74 67 60 56 65 61 55 52 67 62 59 53 62 56 Dewpt 50 51 55 55 51 46 44 41 42 42 44 48 49 44 40 40 PWind dir S S SW W W SW W W Wind char LT GN GN GN LT GN LT GN Avg clouds FW SC SC B2 B2 B1 SC FW FW FW FW SC B1 SC FW SC PoP 12hr 5 40 70 20 5 20 30 10 Rain shwrs C L C S S C S Tstms S $$ WVZ052-162000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 136 PM EDT Thu Oct 16 2025 Date Thu 10/16/25 Fri 10/17/25 Sat 10/18/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 64 35 65 42 71 Temp 62 62 52 46 43 39 39 54 63 65 54 47 44 42 44 57 69 70 61 Dewpt 30 30 32 32 31 31 31 35 35 36 37 38 38 38 40 42 42 44 45 RH 30 30 46 58 62 73 73 48 35 34 52 71 79 86 86 57 37 39 56 Wind dir N N NW NW NW NW NW N N N NW NW N N N S S SE SE Wind spd 11 11 6 5 5 5 4 6 6 5 2 1 0 0 0 2 5 8 5 Wind gust 21 Clouds CL CL CL CL CL CL CL CL CL FW FW FW SC B1 B2 B1 SC SC FW PoP 12hr 0 0 0 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Frost Y Y Y Date Sun 10/19/25 Mon 10/20/25 Tue 10/21/25 Wed 10/22/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 48 75 48 64 41 69 44 59 Temp 50 51 74 62 52 49 63 56 46 42 67 57 50 45 58 51 Dewpt 48 49 55 51 46 43 40 38 38 38 42 47 44 40 37 37 PWind dir SE S SW W W S W W Wind char LT GN GN GN LT GN LT GN Avg clouds SC B1 B1 B2 B2 B1 SC FW FW FW SC B1 B1 B1 SC SC PoP 12hr 10 60 60 20 5 20 30 10 Rain shwrs S L L C S S C C Tstms S $$ VAZ506-162000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 136 PM EDT Thu Oct 16 2025 Date Thu 10/16/25 Fri 10/17/25 Sat 10/18/25 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 37 65 42 70 Temp 62 62 53 47 43 40 39 55 63 64 56 48 45 43 44 58 68 70 63 Dewpt 36 34 35 35 34 33 33 39 39 40 41 41 40 40 41 44 47 48 50 RH 38 35 50 63 70 76 79 55 41 41 57 77 82 89 89 59 47 45 62 Wind dir N N N N N NW NW N N N N NW W NW N S S S SE Wind spd 13 12 6 5 5 5 5 8 8 5 2 1 1 1 1 3 5 6 5 Clouds FW CL CL CL CL CL CL CL FW CL FW FW SC SC B1 B2 SC FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 10/19/25 Mon 10/20/25 Tue 10/21/25 Wed 10/22/25 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 75 50 66 43 70 47 62 Temp 55 55 75 65 54 50 65 56 48 44 68 62 54 47 60 53 Dewpt 52 53 58 57 50 46 44 42 41 41 48 51 50 44 43 42 PWind dir S S SW W W S W W Wind char LT GN GN GN LT GN LT GN Avg clouds FW SC B1 B2 B2 B1 SC FW FW FW FW SC B1 SC SC SC PoP 12hr 5 50 60 10 5 20 30 10 Rain shwrs C L C S C C Tstms S $$ VAZ037-162000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 136 PM EDT Thu Oct 16 2025 Date Thu 10/16/25 Fri 10/17/25 Sat 10/18/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 68 39 67 45 73 Temp 67 66 55 49 45 41 40 56 64 66 57 50 47 46 47 60 71 72 64 Dewpt 33 31 33 35 35 34 33 35 34 36 37 39 38 39 40 43 45 48 50 RH 28 27 43 58 68 76 76 45 32 33 47 66 71 76 76 53 39 42 60 Wind dir N N N N NW NW NW N N E E NW N N SW S S S S Wind spd 9 9 5 5 4 3 3 2 2 2 1 1 0 0 1 2 5 6 4 Clouds CL CL CL CL CL CL CL CL CL FW FW SC SC B2 B2 B1 SC FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 10/19/25 Mon 10/20/25 Tue 10/21/25 Wed 10/22/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 51 75 47 68 42 71 45 63 Temp 54 53 74 63 53 48 65 58 47 43 69 60 52 46 62 52 Dewpt 52 52 54 51 44 42 38 38 38 38 43 46 44 41 37 37 PWind dir S S W W W SW W W Wind char LT GN GN GN LT GN LT GN Avg clouds FW SC B1 B1 B1 SC FW CL FW FW FW SC SC SC FW FW PoP 12hr 5 40 40 5 5 10 30 5 Rain shwrs C C S C S $$ MDZ003-162000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 136 PM EDT Thu Oct 16 2025 Date Thu 10/16/25 Fri 10/17/25 Sat 10/18/25 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 35 65 43 70 Temp 61 61 51 45 41 38 37 54 62 63 52 48 45 43 45 57 67 69 60 Dewpt 32 32 34 33 32 31 32 38 39 38 39 39 39 39 40 44 45 46 47 RH 33 33 52 62 70 76 82 54 43 39 61 71 79 86 82 62 45 44 62 Wind dir N N N N N N N N N N N N W SE SE S S S SE Wind spd 13 12 6 5 5 4 4 5 6 5 2 2 1 1 1 2 5 6 5 Clouds CL CL CL CL CL CL CL CL FW CL CL FW SC SC B1 B1 B1 SC FW PoP 12hr 0 0 0 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Frost Y Y Y Date Sun 10/19/25 Mon 10/20/25 Tue 10/21/25 Wed 10/22/25 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 50 75 48 64 42 68 45 59 Temp 53 52 74 62 52 49 62 56 46 43 66 57 50 45 57 51 Dewpt 49 51 58 55 48 46 43 41 40 39 46 50 47 43 42 41 PWind dir SE S SW W W S W W Wind char LT GN GN GN LT GN LT GN Avg clouds FW SC B1 B2 B2 B1 SC SC FW FW SC B1 B1 B1 SC SC PoP 12hr 10 70 60 20 5 30 30 20 Rain shwrs S L L C S S C C C S Tstms S $$ MDZ017-162000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 136 PM EDT Thu Oct 16 2025 Date Thu 10/16/25 Fri 10/17/25 Sat 10/18/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 64 47 63 50 68 Temp 62 63 58 54 52 49 50 56 61 63 57 53 52 50 52 61 66 67 61 Dewpt 36 35 38 38 37 37 38 39 39 40 42 43 44 43 45 46 46 48 50 RH 38 35 47 54 56 63 63 53 44 43 57 69 74 77 77 58 48 50 67 Wind dir N N N N N N NW N N N NW N NW NW NW S S S S Wind spd 13 13 13 13 13 12 10 11 10 8 5 4 4 4 3 3 5 6 8 Clouds CL CL CL CL CL CL CL CL CL CL FW CL FW FW SC B1 B1 SC FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 10/19/25 Mon 10/20/25 Tue 10/21/25 Wed 10/22/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 57 73 54 67 51 70 53 64 Temp 59 59 72 67 59 55 65 60 53 53 68 63 59 54 62 56 Dewpt 52 54 57 58 53 48 46 46 45 46 49 53 52 49 44 44 PWind dir S S SW W W SW W W Wind char GN GN GN GN GN GN GN GN Avg clouds FW FW SC B1 B2 B1 FW FW FW FW FW SC B1 B1 FW FW PoP 12hr 5 20 60 10 5 10 30 10 Rain shwrs S L C C C $$ WVZ502-162000- Petersburg WV 38.99N 79.15W Elev. 963 ft 136 PM EDT Thu Oct 16 2025 Date Thu 10/16/25 Fri 10/17/25 Sat 10/18/25 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 67 28 69 42 79 Temp 66 65 51 44 39 35 34 54 66 67 54 47 44 42 44 62 76 78 65 Dewpt 31 32 37 36 35 31 30 35 36 38 39 39 36 35 35 41 43 48 49 RH 27 29 59 73 85 85 85 48 33 34 57 74 73 76 70 46 31 35 56 Wind dir N N N NE NW W SW NE NE NE NE SW SW SW SW S S S S Wind spd 10 10 5 3 2 2 2 2 3 3 2 2 2 2 2 2 3 4 3 Clouds CL CL CL CL CL FW CL FW FW FW SC SC B1 B2 B2 B1 SC FW FW PoP 12hr 0 0 0 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Freeze W W W Date Sun 10/19/25 Mon 10/20/25 Tue 10/21/25 Wed 10/22/25 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 50 77 43 66 39 74 40 59 Temp 53 52 76 58 47 43 63 55 43 40 72 57 46 40 57 50 Dewpt 50 51 56 50 43 40 39 39 36 34 44 49 43 36 38 39 PWind dir S S W W SW SW W W Wind char LT GN GN GN LT GN LT GN Avg clouds SC B1 B1 B2 B1 B1 SC FW FW SC SC B1 B1 SC SC SC PoP 12hr 10 70 50 10 5 30 30 10 Rain shwrs C L C C S C C S Tstms S $$ MDZ014-162000- Annapolis MD 38.99N 76.49W Elev. 7 ft 136 PM EDT Thu Oct 16 2025 Date Thu 10/16/25 Fri 10/17/25 Sat 10/18/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 62 47 63 49 66 Temp 60 62 57 53 50 48 47 56 60 63 57 53 51 49 51 60 64 65 62 Dewpt 35 33 37 37 35 36 36 37 37 38 42 44 43 43 44 45 46 48 51 RH 39 33 47 54 56 63 65 49 42 39 57 71 74 80 77 58 52 54 67 Wind dir N N N N N N NW N N N N N N NW NW S S S S Wind spd 14 13 10 10 10 9 8 10 10 9 4 2 1 1 1 2 6 8 6 Clouds CL CL CL CL CL CL CL CL CL CL CL FW FW FW SC B1 B1 SC FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 10/19/25 Mon 10/20/25 Tue 10/21/25 Wed 10/22/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 57 71 54 64 50 67 52 61 Temp 59 59 70 66 59 55 63 59 53 53 65 62 58 53 60 56 Dewpt 53 54 57 58 53 49 46 45 45 45 48 52 51 47 43 43 PWind dir S S SW W W SW W W Wind char LT GN GN GN LT GN GN GN Avg clouds FW SC SC B2 B2 B1 SC FW FW FW FW SC B1 B1 FW SC PoP 12hr 5 40 70 20 10 10 40 10 Rain shwrs C L C S C C Tstms S $$