FOUS51 KLWX 160901 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 501 AM EDT Fri Oct 16 2026 VAZ054-162000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 501 AM EDT Fri Oct 16 2026 Date Fri 10/16/26 Sat 10/17/26 Sun 10/18/26 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 83 51 55 40 58 Temp 64 71 81 81 72 63 59 55 51 54 53 53 48 46 43 41 40 50 56 58 52 Dewpt 63 67 68 68 65 57 54 51 46 42 36 34 32 31 29 28 28 31 31 33 35 RH 97 87 65 65 79 81 83 86 83 64 52 48 54 55 57 59 62 48 38 39 52 Wind dir S S S SW NW NW NW N N N N N N N N N N NE NE NE NE Wind spd 11 12 13 14 16 14 13 16 19 19 19 18 13 12 11 11 10 10 9 10 10 Wind gust 27 27 32 32 29 Clouds OV SC FW B1 B2 B2 OV B2 SC SC B1 SC CL FW CL FW FW FW FW FW FW PoP 12hr 70 70 10 0 0 QPF 12hr 0.07 0.14 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L S C L Tstms C Obvis PF Heat index 84 84 Max heat 84 85 Date Mon 10/19/26 Tue 10/20/26 Wed 10/21/26 Thu 10/22/26 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 61 48 66 51 67 51 65 Temp 45 44 60 55 50 49 65 60 54 52 66 60 54 51 64 59 Dewpt 38 38 41 43 45 44 46 46 48 47 48 47 49 47 48 48 PWind dir NE NE N N N NE NE NE Wind char GN BZ BZ GN GN GN GN GN Avg clouds FW FW SC SC SC SC SC FW FW FW FW FW FW FW FW SC PoP 12hr 10 10 10 5 5 5 5 5 $$ MDZ013-162000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 501 AM EDT Fri Oct 16 2026 Date Fri 10/16/26 Sat 10/17/26 Sun 10/18/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 48 55 38 57 Temp 62 70 81 81 70 62 57 53 48 50 54 53 48 44 42 40 39 50 56 57 51 Dewpt 62 68 70 69 65 57 53 50 45 43 38 35 34 31 29 28 29 33 34 35 38 RH 100 93 69 67 84 84 86 89 89 77 54 50 58 60 60 62 67 52 43 43 61 Wind dir S SW SW SW W NW NW N N N N N N N N N N NE NE E NE Wind spd 6 9 10 11 12 10 9 13 16 17 17 14 11 9 6 6 6 5 4 4 3 Wind gust 23 26 28 27 26 Clouds OV B1 FW B1 B2 B2 B2 B2 B1 FW B1 SC FW FW CL CL FW FW FW FW FW PoP 12hr 90 60 5 0 0 QPF 12hr 0.15 0.06 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C L S C L Tstms C Obvis PFHeat index 85 84 Max heat 85 87 Date Mon 10/19/26 Tue 10/20/26 Wed 10/21/26 Thu 10/22/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 42 60 46 65 48 66 47 63 Temp 45 43 59 54 48 47 64 59 52 49 65 59 52 48 62 57 Dewpt 39 39 44 46 46 44 49 50 48 47 51 51 49 47 51 51 PWind dir NE NE N N N NE NE NE Wind char LT LT LT GN LT GN LT LT Avg clouds FW FW SC SC SC SC SC FW FW FW FW FW FW FW FW SC PoP 12hr 5 10 10 10 5 5 5 5 $$ MDZ011-162000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 501 AM EDT Fri Oct 16 2026 Date Fri 10/16/26 Sat 10/17/26 Sun 10/18/26 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 84 49 56 39 59 Temp 63 71 82 82 72 63 59 54 49 54 55 54 48 45 42 40 40 51 57 59 53 Dewpt 63 65 68 67 63 54 52 49 43 38 33 31 31 29 28 28 28 29 30 32 34 RH 100 81 63 61 73 72 78 83 80 54 43 41 51 53 57 62 62 42 35 36 48 Wind dir S SW SW SW W NW NW N N N N N N N N N N NE NE E NE Wind spd 6 9 10 12 13 10 10 13 16 17 18 17 12 9 6 5 5 5 4 4 3 Wind gust 27 28 28 Clouds OV B2 FW B1 B2 B1 B2 B2 B1 FW SC SC CL FW CL CL FW CL FW FW FW PoP 12hr 90 60 5 0 0 QPF 12hr 0.17 0.07 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C L S C C Tstms C Obvis PF Heat index 85 85 Max heat 85 86 Date Mon 10/19/26 Tue 10/20/26 Wed 10/21/26 Thu 10/22/26 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 61 47 67 49 67 48 64 Temp 45 44 60 55 49 48 65 60 53 50 66 60 52 49 63 58 Dewpt 37 38 38 41 44 43 43 45 46 45 45 45 47 45 45 45 PWind dir NE NE N N N NE NE NE Wind char LT LT LT GN LT GN LT LT Avg clouds FW FW SC SC SC SC SC FW FW FW FW FW FW FW FW SC PoP 12hr 5 10 10 10 5 5 5 5 $$ WVZ052-162000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 501 AM EDT Fri Oct 16 2026 Date Fri 10/16/26 Sat 10/17/26 Sun 10/18/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 84 45 54 33 57 Temp 62 75 84 79 65 56 53 47 45 49 53 53 46 42 39 35 34 50 56 57 48 Dewpt 62 67 65 62 55 51 47 44 39 35 31 28 28 28 27 26 27 29 30 32 34 RH 100 76 53 56 70 83 80 89 79 58 43 38 49 57 62 69 75 44 37 38 58 Wind dir S S SW W W NW NW N N N N N N NW NW NW SW NE E E N Wind spd 9 10 12 14 14 12 13 14 14 17 17 14 9 6 4 3 1 1 4 4 0 Wind gust 25 27 28 Clouds B1 FW SC B1 SC SC B2 B2 SC B1 SC CL CL CL CL CL CL CL FW FW FW PoP 12hr 50 30 0 0 0 QPF 12hr 0.05 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S Tstms S Heat index 86 Max heat 86 85 Date Mon 10/19/26 Tue 10/20/26 Wed 10/21/26 Thu 10/22/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 35 60 39 66 41 66 41 63 Temp 39 37 59 51 45 41 64 56 48 43 65 56 47 43 62 55 Dewpt 33 33 37 40 40 38 42 45 43 42 45 46 44 42 45 46 PWind dir SE NE NW N N N N NE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW SC SC SC FW FW FW FW FW FW FW FW FW FW PoP 12hr 5 10 10 5 5 0 5 0 $$ VAZ506-162000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 501 AM EDT Fri Oct 16 2026 Date Fri 10/16/26 Sat 10/17/26 Sun 10/18/26 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 83 48 54 35 57 Temp 63 72 81 81 67 60 57 52 48 51 53 52 46 43 40 37 36 49 55 56 49 Dewpt 63 69 71 70 64 57 52 50 46 43 39 36 34 32 30 28 28 33 35 37 38 RH 100 90 72 69 90 90 83 93 93 74 59 54 63 65 67 70 72 54 47 49 66 Wind dir S S SW SW NW NW NW N N N N N N N N N N N NE NE NE Wind spd 11 10 11 12 13 12 12 14 17 18 18 16 10 8 5 4 5 4 4 4 3 Wind gust 27 28 31 27 Clouds OV SC FW B2 B1 B2 B2 B2 SC SC SC FW CL CL CL FW FW CL FW FW FW PoP 12hr 80 50 10 0 0 QPF 12hr 0.17 0.03 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C S S C Tstms S Obvis PF Heat index 85 85 Max heat 85 88 Date Mon 10/19/26 Tue 10/20/26 Wed 10/21/26 Thu 10/22/26 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 38 59 43 65 46 65 46 64 Temp 41 39 58 53 45 44 63 57 49 47 64 58 49 47 62 56 Dewpt 37 37 44 47 45 43 50 50 48 46 52 51 49 46 52 52 PWind dir N N N N N N N NE Wind char LT LT LT GN LT GN LT LT Avg clouds FW FW SC SC SC SC FW FW FW FW FW FW FW FW FW FW PoP 12hr 5 10 105 5 5 5 5 $$ VAZ037-162000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 501 AM EDT Fri Oct 16 2026 Date Fri 10/16/26 Sat 10/17/26 Sun 10/18/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 49 55 36 56 Temp 62 72 82 82 71 61 56 52 49 53 54 54 47 43 40 38 37 49 55 56 48 Dewpt 62 68 68 65 63 57 53 51 48 42 37 33 33 33 31 30 28 29 30 32 35 RH 100 87 63 56 76 87 90 96 96 66 52 45 58 67 70 73 70 46 38 40 60 Wind dir S S SW SW NW NW NW N N N N N N N N N N NE NE E NE Wind spd 6 8 10 10 11 10 8 10 13 14 14 13 9 6 6 6 6 8 6 6 3 Wind gust 21 25 26 26 25 Clouds B1 FW FW FW B1 B1 B2 B2 FW SC FW FW CL FW CL FW CL CL CL FW FW PoP 12hr 20 50 10 0 5 QPF 12hr 0 0.03 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C Obvis PF Heat index 85 84 Max heat 85 86 Date Mon 10/19/26 Tue 10/20/26 Wed 10/21/26 Thu 10/22/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 38 59 43 66 46 66 46 64 Temp 41 39 59 53 45 44 65 57 49 47 65 58 49 47 63 57 Dewpt 35 35 40 43 43 41 45 46 47 45 47 48 48 47 48 49 PWind dir N NE NW N N N N NE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW SC SC SC FW FW FW FW FW FW FW FW FW FW PoP 12hr 10 10 10 5 5 5 5 0 $$ MDZ003-162000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 501 AM EDT Fri Oct 16 2026 Date Fri 10/16/26 Sat 10/17/26 Sun 10/18/26 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 83 46 53 34 57 Temp 62 72 82 77 66 58 55 49 46 49 52 52 45 41 38 36 35 50 56 57 48 Dewpt 62 68 68 65 57 52 49 44 40 37 33 31 30 28 27 26 27 31 33 35 36 RH 100 87 63 67 73 80 80 83 79 63 48 44 55 59 64 67 72 48 42 43 63 Wind dir S S SW W NW NW NW N N N N N N N N N N N E E E Wind spd 10 10 13 16 14 12 13 16 16 18 18 14 8 5 4 3 2 2 4 4 3 Clouds B2 SC SC B1 B1 SC B2 B1 FW B1 SC CL CL CL CL CL CL CL FW FW FW PoP 12hr 60 30 0 0 0 QPF 12hr 0.02 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C S Tstms S S S Heat index 85 Max heat 85 86 Date Mon 10/19/26 Tue 10/20/26 Wed 10/21/26 Thu 10/22/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 0208 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 37 60 41 66 44 66 43 63 Temp 40 39 59 52 45 43 64 57 48 45 65 57 47 44 62 56 Dewpt 34 34 41 43 40 40 47 47 45 43 49 48 45 43 49 48 PWind dir NE NE N N N NE NE NE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW SC SC SC FW FW FW FW FW FW FW FW FW FW PoP 12hr 5 10 5 5 5 0 5 0 $$ MDZ017-162000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 501 AM EDT Fri Oct 16 2026 Date Fri 10/16/26 Sat 10/17/26 Sun 10/18/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 52 59 46 59 Temp 65 73 83 84 78 68 63 59 59 51 57 57 52 50 49 47 46 53 58 59 53 Dewpt 65 68 68 68 66 63 56 53 50 47 43 40 39 36 34 34 34 37 38 39 41 RH 100 84 61 59 67 84 78 80 72 86 59 53 61 58 56 60 63 54 47 47 64 Wind dir SW SW SW S SW NW NW NW N N N N N N N N NE N NE NE NE Wind spd 9 10 11 11 13 12 12 16 21 23 23 21 18 19 18 16 16 13 12 10 10 Wind gust 32 33 33 32 Clouds B2 B1 FW CL B2 OV OV OV B2 SC SC FW FW FW FW FW FW FW FW FW FW PoP 12hr 20 100 40 0 5 QPF 12hr 0 0.27 0.02 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S L L D L C Tstms S Obvis PF Heat index 86 87 Max heat 86 88 Date Mon 10/19/26 Tue 10/20/26 Wed 10/21/26 Thu 10/22/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 49 62 50 65 52 65 52 64 Temp 51 50 60 57 55 53 63 60 57 55 64 60 57 53 62 59 Dewpt 43 45 49 51 50 50 52 53 51 51 54 54 51 51 53 53 PWind dir NE N N N N N NE NE Wind char GN BZ GN BZ GN BZ GN GN Avg clouds SC SC SC SC SC B1 SC FW FW FW FW FW FW SC SC SC PoP 12hr 20 20 20 10 10 20 10 10 Rain shwrs S S S S S S $$ WVZ502-162000- Petersburg WV 38.99N 79.15W Elev. 963 ft 501 AM EDT Fri Oct 16 2026 Date Fri 10/16/26 Sat 10/17/26 Sun 10/18/26 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 84 41 54 31 59 Temp 66 78 84 77 61 53 50 45 41 46 52 54 44 39 35 33 32 48 57 58 48 Dewpt 64 66 63 63 56 50 47 43 38 39 34 32 32 30 28 25 24 29 30 32 34 RH 93 67 49 62 84 89 89 93 89 76 50 43 62 70 75 72 72 47 35 37 58 Wind dir SE SE SW W S W NW N N N N N N NW NW NW SW E E E E Wind spd 6 11 13 12 11 10 8 10 11 13 14 12 8 3 1 1 1 1 2 2 1 Wind gust 21 23 24 Clouds FW FW FW B1 SC SC B2 B1 SC SC FW CLCL CL CL CL FW CL FW CL FW PoP 12hr 40 40 5 0 0 QPF 12hr 0.08 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C Heat index 85 Max heat 85 84 Date Mon 10/19/26 Tue 10/20/26 Wed 10/21/26 Thu 10/22/26 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 34 63 37 67 39 67 39 66 Temp 38 35 61 51 41 38 65 55 44 40 65 55 43 40 64 54 Dewpt 31 28 39 41 37 35 44 46 42 39 46 46 43 39 48 47 PWind dir S NE NW N NW NE N NE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW SC FW FW FW FW FW FW FW FW FW FW PoP 12hr 5 10 10 5 0 0 5 0 $$ MDZ014-162000- Annapolis MD 38.99N 76.49W Elev. 7 ft 501 AM EDT Fri Oct 16 2026 Date Fri 10/16/26 Sat 10/17/26 Sun 10/18/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 81 49 56 44 58 Temp 63 72 80 81 70 64 59 54 49 53 56 55 51 48 46 45 44 52 57 58 53 Dewpt 63 66 70 68 66 59 54 52 47 43 39 36 36 35 34 33 34 34 34 35 38 RH 100 81 72 65 87 84 83 93 93 69 53 49 56 60 63 62 68 50 42 42 57 Wind dir S SW S S NW NW NW N N N N N N N N N N NE NE NE NE Wind spd 9 11 12 12 13 11 11 14 18 19 19 18 16 14 12 11 10 10 9 9 6 Wind gust 29 29 29 29 Clouds OV B1 FW SC B2 B1 OV OV B1 FW SC SC FW FW FW FW FW FW FW FW FW PoP 12hr 70 80 10 0 0 QPF 12hr 0.04 0.28 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S D C L L Tstms S S Obvis PF Heat index 83 84 Max heat 83 84 Date Mon 10/19/26 Tue 10/20/26 Wed 10/21/26 Thu 10/22/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 47 60 48 65 51 65 50 63 Temp 49 47 60 56 52 49 64 60 55 52 64 59 54 51 62 58 Dewpt 42 44 44 48 48 47 51 52 49 49 53 52 49 49 52 52 PWind dir NE NE N N N NE NE NE Wind char LT GN GN GN GN GN GN GN Avg clouds FW SC SC SC SC SC SC FW FW FW FW FW FW FW SC SC PoP 12hr 10 20 10 10 20 5 5 10 Rain shwrs S S $$