Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
439 FOUS51 KLWX 060237 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 1037 PM EDT Sat Oct 5 2024 VAZ054-060800- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 1037 PM EDT Sat Oct 5 2024 Date 10/05/24 Sun 10/06/24 Mon 10/07/24 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 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 56 78 61 73 53 Temp 64 60 57 58 69 75 76 69 67 66 64 62 69 71 70 64 61 57 55 54 Dewpt 53 51 50 52 54 54 55 58 59 59 59 54 52 50 48 46 46 45 45 44 RH 67 72 77 80 59 48 48 68 75 78 84 75 55 47 45 52 58 64 69 69 Wind dir NE N N N S S S S S S W NW NW NW NW NW NW NW NW NW Wind spd 4 3 3 2 3 6 9 8 9 8 6 9 16 16 14 12 11 10 9 9 Clouds CL CL FW SC FW FW FW FW SC SC SC FW FW FW FW FW FW FW FW CL PoP 12hr 0 0 20 0 0 QPF 12hr 0 0 0.02 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Date 10/08 Wed 10/09/24 Thu 10/10/24 Fri 10/11/24 Sat 10/12/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 68 52 69 50 66 50 69 53 75 Temp 66 61 56 53 67 60 55 52 63 59 54 52 66 61 57 55 72 66 Dewpt 42 43 44 43 42 41 41 41 40 41 44 43 45 46 47 47 50 51 PWind dir NW NW NW N NW NW NW W W Wind char GN LT GN GN GN GN GN LT GN Avg clouds CL FW FW FW FW FW FW FW FW FW FW FW CL FW CL FW FW FW PoP 12hr 0 0 0 0 0 0 0 0 0 $$ MDZ013-060800- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 1037 PM EDT Sat Oct 5 2024 Date 10/05/24 Sun 10/06/24 Mon 10/07/24 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 54 77 59 71 50 Temp 61 57 54 54 67 74 74 67 65 65 62 60 66 70 68 61 57 54 52 50 Dewpt 51 49 48 48 53 52 56 58 59 59 58 53 52 50 48 49 47 45 44 45 RH 70 75 80 80 61 46 53 73 81 81 87 78 61 49 49 65 69 71 74 83 Wind dir N N N N S S S S S SW W NW NW NW NW NW NW NW NW NW Wind spd 3 2 2 1 3 5 8 6 8 8 6 9 12 12 12 8 6 6 5 5 Clouds CL CL FW FW FW FW FW FW SC B1 B1 FW CL FW FW FW FW FW FW CL PoP 12hr 0 0 20 0 0 QPF 12hr 0 0 0.02 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Date 10/08 Wed 10/09/24 Thu 10/10/24 Fri 10/11/24 Sat 10/12/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 68 48 67 46 65 46 67 51 73 Temp 66 59 52 50 66 59 52 49 62 56 50 48 66 59 53 53 72 63 Dewpt 44 46 44 43 44 44 41 42 43 44 44 44 47 49 47 47 52 53 PWind dir NW NW NW NW NW NW NW W W Wind char LT LT GN LT GN LT LT LT LT Avg clouds CL FW FW FW FW FW FW FW FW FW FW FW FW CL FW FW FW FW PoP 12hr 0 0 0 0 0 0 0 0 0 $$ MDZ011-060800- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 1037 PM EDT Sat Oct 5 2024 Date 10/05/24 Sun 10/06/24 Mon 10/07/24 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 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 56 77 61 74 53 Temp 63 59 57 58 69 75 75 69 67 66 64 61 68 72 71 63 61 57 54 54 Dewpt 50 50 48 49 51 52 55 58 59 59 58 53 50 48 46 46 45 45 44 43 RH 62 72 72 72 53 45 50 68 75 78 81 75 52 42 41 54 56 64 69 66 Wind dir N N N N S S S S S S W NW NW NW NW NW NW NW NW NW Wind spd 3 2 2 2 3 6 8 6 6 5 5 8 13 13 13 8 6 6 5 5 Clouds CL CL CL CL FW FW FW FW SC B1 B1 FW CL FW FW FW FW FW FW CL PoP 12hr 0 0 30 0 0 QPF 12hr 0 0 0.02 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C Date 10/08 Wed 10/09/24 Thu 10/10/24 Fri 10/11/24 Sat 10/12/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 71 52 70 49 66 50 70 54 75 Temp 68 61 55 53 68 60 55 52 64 58 53 52 67 61 58 56 74 66 Dewpt 42 43 42 42 41 41 40 41 40 42 43 42 45 46 47 46 50 52 PWind dir NW NW NW NW NW NW NW NW W Wind char GN LT GN LT GN LT GN LT LT Avg clouds CL FW FW FW FW FW FW FW FW FW FW FW FW CL FW FW FW FW PoP 12hr 0 0 0 0 0 0 0 0 0 $$ WVZ052-060800- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 1037 PM EDT Sat Oct 5 2024 Date 10/05/24 Sun 10/06/24 Mon 10/07/24 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 49 77 54 67 43 Temp 57 54 50 49 64 73 75 66 64 61 57 54 61 66 65 56 51 49 46 45 Dewpt 51 49 49 48 53 56 58 59 59 58 53 49 48 47 45 45 45 43 42 41 RH 80 83 96 96 67 55 55 78 84 90 86 83 62 50 48 66 80 80 86 86 Wind dir N N N SW S S S S S W W NW NW NW NW NW NW NW NW W Wind spd 1 1 1 1 4 6 9 8 6 4 6 9 13 13 13 6 6 5 5 5 Clouds CL FW FW FW FW FW FW FW B1 B1 SC FW FW FW FW FW FW FW FW CL PoP 12hr 0 0 40 0 0 QPF 12hr 0 0 0.04 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C Date 10/08 Wed 10/09/24 Thu 10/10/24 Fri 10/11/24 Sat 10/12/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 66 42 65 41 61 41 66 45 71 Temp 63 56 47 44 63 54 47 43 59 53 45 43 63 56 50 48 69 61 Dewpt 42 42 41 40 42 40 39 39 41 42 42 41 45 46 45 45 51 51 PWind dir NW W NW NW NW NW NW W W Wind char LT LT GN LT GN LT LT LT LT Avg clouds FW FW FW FW FW FW FW FW FW FW FW FW FW CL FW FW FW FW PoP 12hr 0 0 0 0 0 0 0 0 0 $$ VAZ506-060800- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 1037 PM EDT Sat Oct 5 2024 Date 10/05/24 Sun 10/06/24 Mon 10/07/24 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 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 52 77 58 70 47 Temp 59 55 52 53 67 74 75 68 66 64 61 58 65 68 68 60 55 52 49 48 Dewpt 53 51 50 50 53 55 58 58 59 60 58 53 50 49 48 48 47 47 45 44 RH 80 86 93 89 61 51 55 70 78 87 90 83 58 51 49 64 74 83 86 86 Wind dir NE N NW N S S S S S SW NW NW NW NW NW NW NW NW NW NW Wind spd 3 2 2 1 3 6 8 8 9 6 6 8 14 13 12 8 6 6 6 5 Clouds CL CL FW SC FW FW FW FW SC B1 SC FW FW FW FW FW FW FW FW CL PoP 12hr 0 0 10 0 0 QPF 12hr 0 0 0.01 0 0 Snow 12hr 00-00 00-00 00-00 Date 10/08 Wed 10/09/24 Thu 10/10/24 Fri 10/11/24 Sat 10/12/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 68 45 67 44 64 44 67 47 73 Temp 66 58 50 47 66 57 50 46 62 55 48 46 66 58 51 50 72 63 Dewpt 45 46 44 43 45 45 42 41 44 44 44 43 47 49 48 47 53 53 PWind dir NW NW NW NW NW NW NW W W Wind char LT LT LT LT GN LT LT LT LT Avg clouds CL FW FW FW FW FW FW FW FW FW FW FW CL CL FW FW FW FW PoP 12hr 0 0 0 0 0 0 0 0 0 $$ VAZ037-060800- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 1037 PM EDT Sat Oct 5 2024 Date 10/05/24 Sun 10/06/24 Mon 10/07/24 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 55 78 58 72 46 Temp 61 58 56 56 68 74 75 68 65 63 61 59 68 71 70 61 54 51 47 47 Dewpt 55 54 52 53 56 58 60 60 60 60 57 54 51 49 47 46 45 45 43 43 RH 81 86 86 90 65 57 60 76 84 90 87 83 54 46 44 58 71 80 86 86 Wind dir N N N SW S S S S S S NW NW NW NW N N N NW NW NW Wind spd 1 1 1 1 4 6 8 5 5 5 3 4 9 8 8 6 5 4 3 4 Clouds FW FW FW FW FW FW FW FW FW SC FW CL CL CL CL CL CL CL CL CL PoP 12hr 0 0 5 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 10/08 Wed 10/09/24 Thu 10/10/24 Fri 10/11/24 Sat 10/12/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 68 45 69 43 66 43 69 46 73 Temp 65 57 50 46 66 57 48 44 63 54 47 44 66 58 50 48 72 62 Dewpt 43 45 43 41 42 43 40 39 41 43 42 41 45 47 45 44 50 52 PWind dir NW W NW N N NW NW W SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds CL FW FW CL CL FW FW FW FW FW FW CL CL CL CL CL CL CL PoP 12hr 0 0 0 0 0 0 0 0 0 $$ MDZ003-060800- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 1037 PM EDT Sat Oct 5 2024 Date 10/05/24 Sun 10/06/24 Mon 10/07/24 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 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 51 76 53 67 44 Temp 58 54 51 51 64 72 74 66 64 61 56 53 61 65 65 57 51 49 46 45 Dewpt 49 49 47 48 52 54 57 57 58 58 53 49 49 48 47 47 46 44 42 42 RH 72 83 86 89 65 53 55 73 81 90 90 86 65 54 52 69 83 83 86 89 Wind dir NE N NE S S S S S S SW NW NW NW NW NW NW NW NW NW NW Wind spd 3 2 2 1 4 8 10 9 8 4 6 9 13 13 13 6 5 5 4 4 Clouds CL CL CL FW FW FW FW FW B1 B1 SC FW FW FW FW FW FW FW FW CL PoP 12hr 0 5 40 0 0 QPF 12hr 0 0 0.05 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C Date 10/08 Wed 10/09/24 Thu 10/10/24 Fri 10/11/24 Sat 10/12/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 66 43 65 41 63 42 67 46 72 Temp 64 56 48 45 63 55 48 45 60 54 46 44 64 57 50 48 70 61 Dewpt 44 43 42 41 44 42 40 40 43 44 43 42 47 48 46 45 53 53 PWind dir NW NW NW NW NW NW NW W W Wind char GN LT GN LT GN LT LT LT LT Avg clouds CL FW FW FW FW FW FW FW FW FW FW CL CL CL FW FW FW FW PoP 12hr 0 0 0 0 0 0 0 0 0 $$ MDZ017-060800- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 1037 PM EDT Sat Oct 5 2024 Date 10/05/24 Sun 10/06/24 Mon 10/07/24 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 60 76 64 75 55 Temp 66 64 60 61 70 73 73 68 67 67 65 65 70 73 71 65 62 59 56 57 Dewpt 58 58 58 58 59 59 59 60 61 61 61 60 55 52 51 50 50 49 48 48 RH 75 81 93 90 68 62 62 76 81 81 87 84 59 48 49 58 65 69 74 72 Wind dir NE E NW NW SE SE S S S S SW W NW NW NW NW N NW NW N Wind spd 5 3 3 2 4 6 9 10 11 11 10 10 13 14 14 11 11 11 11 10 Clouds CL CL CL FW FW FW FW FW FW SC SC SC FW FW FW FW FW FW FW CL PoP 12hr 0 0 10 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 10/08 Wed 10/09/24 Thu 10/10/24 Fri 10/11/24 Sat 10/12/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 71 54 71 52 67 53 69 55 75 Temp 66 62 57 57 68 63 57 55 64 60 56 55 66 62 58 58 72 66 Dewpt 45 46 47 48 45 46 45 46 44 46 46 47 47 49 51 51 52 53 PWind dir NW NW NW N N N NW W W Wind char GN LT GN GN GN GN GN LT GN Avg clouds CL CL FW FW FW FW FW FW FW FW FW FW CL CL CL FW CL FW PoP 12hr 0 0 0 0 0 0 0 0 0 $$ WVZ502-060800- Petersburg WV 38.99N 79.15W Elev. 963 ft 1037 PM EDT Sat Oct 5 2024 Date 10/05/24 Sun 10/06/24 Mon 10/07/24 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 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 51 83 52 70 41 Temp 57 54 52 51 67 79 80 68 66 62 56 53 61 67 66 57 51 47 44 42 Dewpt 53 51 49 49 57 55 58 57 58 58 52 48 46 46 45 44 44 43 41 40 RH 86 90 89 93 70 44 47 68 75 87 86 83 58 47 47 62 77 86 89 93 Wind dir SW SW S S S S S S S W NW N NW NW NW NW NW W W W Wind spd 1 1 1 1 2 3 5 5 5 3 3 4 9 10 9 5 3 2 2 3 Clouds CL FW SC SC FW FW FW FW B1 B1 SC FW FW FW FW FW FW FW FW CL PoP 12hr 0 5 50 0 0 QPF 12hr 0 0 0.01 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C Obvis PF Heat index 81 Max heat 81 Date 10/08 Wed 10/09/24 Thu 10/10/24 Fri 10/11/24 Sat 10/12/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 69 41 68 39 67 38 71 43 77 Temp 66 56 45 42 66 55 45 40 64 54 44 40 68 57 48 45 74 61 Dewpt 39 41 39 38 40 39 38 37 39 41 40 39 43 45 43 41 48 48 PWind dir NW W NW NW N W NW W W Wind char LT LT LT LT LT LT LT LT LT Avg clouds CL FW FW FW CL FW FW FW FW FW CL CL CL CL CL FW FW FW PoP 12hr 0 0 0 0 0 0 0 0 0 $$ MDZ014-060800- Annapolis MD 38.99N 76.49W Elev. 7 ft 1037 PM EDT Sat Oct 5 2024 Date 10/05/24 Sun 10/06/24 Mon 10/07/24 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 57 74 62 71 53 Temp 63 61 58 58 68 72 73 70 67 66 64 63 67 69 68 64 60 57 55 55 Dewpt 54 54 53 54 57 57 59 61 60 60 60 55 53 51 50 49 49 47 47 46 RH 72 78 83 86 68 59 62 73 78 81 87 75 61 53 52 58 67 69 74 72 Wind dir N N N N S S S S S S SW NW NW NW NW NW NW NW NW NW Wind spd 4 3 2 2 3 8 10 10 10 10 8 9 13 14 13 10 9 9 8 9 Clouds CL CL CL CL FW FW FW FW SC B1 B1 FW FW FW FW FW FW FW FW CL PoP 12hr 0 0 20 0 0 QPF 12hr 0 0 0.02 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Date 10/08 Wed 10/09/24 Thu 10/10/24 Fri 10/11/24 Sat 10/12/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 66 53 66 51 63 50 67 54 71 Temp 64 61 55 53 64 60 55 53 61 59 54 53 64 61 58 56 69 66 Dewpt 43 46 46 45 44 44 44 43 43 45 46 46 47 49 49 49 52 53 PWind dir NW NW NW N N N NW NW W Wind char GN LT GN GN GN GN GN LT GN Avg clouds CL FW FW FW FW FW FW FW SC FW FW FW FW CL CL FW FW FW PoP 12hr 0 0 0 0 0 0 0 0 0 $$