Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
138 FOUS51 KLWX 092037 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 337 PM EST Sat Nov 9 2024 VAZ054-100900- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 337 PM EST Sat Nov 9 2024 Date 11/09/24 Sun 11/10/24 Mon 11/11/24 Tue 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 45 63 57 74 51 Temp 61 52 50 47 46 45 54 59 60 58 60 60 61 61 67 71 71 62 60 57 54 52 Dewpt 21 25 29 31 33 35 38 41 44 49 54 55 56 56 56 52 49 46 45 45 43 41 RH 21 35 44 53 60 68 54 51 55 72 81 84 84 84 68 51 46 56 58 64 66 66 Wind dir NE E SE SE S S S S S S S SW SW SW W W W NW NW NW NW NW Wind spd 3 3 3 3 3 3 8 9 9 9 11 12 11 8 6 13 11 9 11 11 12 12 Clouds SC SC SC SC B2 B1 B2 OV OV OV OV B2 B2 B1 SC SC CL FW CL FW FW FW PoP 12hr 0 60 90 0 0 QPF 12hr 0 0.03 0.23 0 0 Snow 12hr 00-00 00-00 00-00 Rain C L D D Rain shwrs C C Date 11/12 Wed 11/13/24 Thu 11/14/24 Fri 11/15/24 Sat 11/16/24 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 60 40 57 44 62 47 62 46 62 Temp 60 51 44 40 54 49 46 46 60 56 51 48 60 53 50 47 60 54 Dewpt 35 30 29 28 30 32 36 39 40 40 41 40 40 38 39 38 38 38 PWind dir N N E SE NW NW NW NW W Wind char GN GN LT LT GN GN GN GN GN Avg clouds FW FW CL FW FW SC B1 B1 SC SC SC SC SC SC FW FW FW FW PoP 12hr 0 0 0 30 30 10 5 5 5 Rain shwrs C C S $$ MDZ013-100900- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 337 PM EST Sat Nov 9 2024 Date 11/09/24 Sun 11/10/24 Mon 11/11/24 Tue EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 42 62 53 71 48 Temp 59 48 44 42 43 43 54 60 60 56 56 57 58 58 65 69 68 59 56 53 50 48 Dewpt 23 26 30 31 32 35 41 43 46 51 54 55 56 57 58 53 50 48 46 44 43 41 RH 25 42 57 65 65 73 61 53 60 83 93 93 93 96 78 57 52 67 69 71 77 77 Wind dir NE E E S S S S S S S SW SW SW SW W W W W W W NW NW Wind spd 3 3 3 3 3 4 8 9 9 9 11 12 12 9 9 16 13 6 9 9 10 9 Clouds SC SC FW SC B1 B1 B1 OV OV OV OV OV B2 B1 FW FW CL CL CL FW FW SC PoP 12hr 0 60 100 0 0 QPF 12hr 0 0.04 0.25 0 0 Snow 12hr 00-00 00-00 00-00 Rain C L D D Rain shwrs L C Date 11/12 Wed 11/13/24 Thu 11/14/24 Fri 11/15/24 Sat 11/16/24 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 59 35 54 41 60 43 61 42 60 Temp 59 49 40 35 51 47 43 43 58 53 47 44 59 51 45 42 58 51 Dewpt 37 33 29 29 31 36 38 40 43 43 41 41 42 40 38 38 40 40 PWind dir N N E S W NW NW NW NW Wind char GN LT LT LT LT LT GN LT LT Avg clouds FW FW CL FW FW SC B1 B1 SC SC SC SC SC FW FW FW FW FW PoP 12hr 0 0 0 30 30 20 5 5 5 Rain shwrs C C S S $$ MDZ011-100900- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 337 PM EST Sat Nov 9 2024 Date 11/09/24 Sun 11/10/24 Mon 11/11/24 Tue 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 47 63 56 72 51 Temp 59 51 50 47 47 47 56 61 61 58 60 60 61 61 67 71 69 61 60 56 54 52 Dewpt 22 24 27 30 31 34 38 41 44 49 53 55 56 56 54 49 47 45 44 43 42 40 RH 24 34 41 51 53 60 51 48 53 72 78 84 84 84 63 46 45 56 55 62 64 63 Wind dir NE NE E SE S S S S S S SW SW SW SW W W W W W W NW NW Wind spd 3 3 3 3 3 4 8 9 9 9 10 11 11 8 9 16 13 6 9 10 11 10 Clouds FW SC FW SC B1 B1 B1 B2 OV OV OV OV B2 B1 FW FW CL CL CL FW FW SC PoP 12hr 0 60 100 0 0 QPF 12hr 0 0.04 0.25 0 0 Snow 12hr 00-00 00-00 00-00 Rain C L D D Rain shwrs L C Date 11/12 Wed 11/13/24 Thu 11/14/24 Fri 11/15/24 Sat 11/16/24 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 60 40 56 45 61 48 63 47 63 Temp 60 49 44 40 53 48 46 46 59 54 51 48 61 52 50 47 61 52 Dewpt 33 30 28 28 28 32 36 38 40 41 41 40 39 38 38 37 37 38 PWind dir N N E S W NW NW NW NW Wind char GN LT LT LT LT LT GN LT LT Avg clouds FW CL CL FW FW SC B1 B1 B1 SC SC SC SC SC FW FW FW FW PoP 12hr 0 0 0 30 30 20 5 5 5 Rain shwrs C C S S $$ WVZ052-100900- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 337 PM EST Sat Nov 9 2024 Date 11/09/24 Sun 11/10/24 Mon 11/11/24 Tue EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 35 57 48 68 43 Temp 58 46 41 40 40 39 51 55 55 52 53 55 55 53 62 66 65 56 52 51 48 44 Dewpt 23 23 25 26 28 28 34 38 41 47 51 52 53 51 51 46 44 44 43 42 41 37 RH 26 40 52 57 62 64 52 53 59 83 93 90 93 93 67 48 46 64 71 71 77 76 Wind dir E SE SE S S SE S S S S S S SW SW W W W W W NW NW NW Wind spd 2 3 3 4 4 4 9 10 9 9 10 10 6 5 9 16 13 6 8 10 10 10 Clouds SC FW SC B1 B2 B1 B2 OV OV OV OV B2 B2 SC FW FW CL CL CL SC SC B1 PoP 12hr 0 90 90 0 0 QPF 12hr 0 0.12 0.14 0 0 Snow 12hr 00-00 00-00 00-00 Rain L D D D Rain shwrs C S Date 11/12 Wed 11/13/24 Thu 11/14/24 Fri 11/15/24 Sat 11/16/24 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 56 28 53 35 58 39 59 38 58 Temp 55 45 36 29 50 45 38 37 55 51 44 40 56 49 43 38 56 49 Dewpt 33 31 28 25 27 29 32 35 40 39 39 37 39 38 36 34 38 38 PWind dir N N SE S W NW NW NW W Wind char GN LT LT LT LT LT GN LT LT Avg clouds FW CL CL FW FW SC B1 B1 SC SC SC SC SC FW FW SC SC FW PoP 12hr 0 0 0 40 30 20 5 5 5 Rain shwrs S C C C S $$ VAZ506-100900- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 337 PM EST Sat Nov 9 2024 Date 11/09/24 Sun 11/10/24 Mon 11/11/24 Tue 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 40 60 53 72 47 Temp 59 48 44 42 41 41 52 58 58 55 56 57 58 57 64 70 69 58 54 52 49 47 Dewpt 23 25 29 30 31 32 40 43 46 51 54 56 56 56 59 54 50 47 46 45 43 41 RH 25 40 55 62 67 70 63 57 64 86 93 96 93 96 84 57 51 67 74 77 80 79 Wind dir NE E SE S S S S S S S S SW SW SW W W W NW NW NW NW NW Wind spd 3 3 3 4 4 5 9 10 10 10 12 13 11 6 5 14 12 5 6 9 10 10 Clouds SC SC SC B1 B2 B1 B2 OV OV OV OV OV B2 SC SC SC CL FW CL FW FW SC PoP 12hr 0 70 90 0 0 QPF 12hr 0 0.07 0.18 0 0 Snow 12hr 00-00 00-00 00-00 Rain C L D D Rain shwrs C C Date 11/12 Wed 11/13/24 Thu 11/14/24 Fri 11/15/24 Sat 11/16/24 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 58 31 54 39 61 43 61 40 60 Temp 58 49 38 32 51 47 41 41 58 53 46 43 59 51 45 40 58 51 Dewpt 38 34 30 28 31 34 37 39 44 43 42 40 43 41 39 37 42 41 PWind dir N N E S W NW NW NW W Wind char GN LT LT LT LT LT GN LT LT Avg clouds FW FW CL FW FW SC B1 B1 SC SC SC SC SC FW FW FW FW FW PoP 12hr 0 0 0 30 30 10 5 5 5 Rain shwrs C C S $$ VAZ037-100900- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 337 PM EST Sat Nov 9 2024 Date 11/09/24 Sun 11/10/24 Mon 11/11/24 Tue EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 40 60 53 74 45 Temp 60 49 45 43 43 42 51 57 57 55 56 57 57 57 65 72 71 60 55 51 47 46 Dewpt 28 27 30 30 31 33 38 39 44 49 52 54 54 54 56 51 47 46 45 43 42 40 RH 29 42 55 60 62 70 61 51 62 80 86 90 90 90 73 48 42 60 69 74 83 79 Wind dir E NE E SW SW S S S S S S SW SW SW SW W W W W W NW NW Wind spd 3 3 2 2 3 3 6 8 6 6 8 9 8 5 5 12 11 4 4 4 3 5 Clouds SC SC SC B1 B1 B2 B2 OV OV OV OV B2 B2 B1 FW FW CL FW CL CL CL SC PoP 12hr 0 50 50 0 0 QPF 12hr 0 0.04 0.06 0 0 Snow 12hr 00-00 00-00 00-00 Rain C C C C Rain shwrs S S Date 11/12 Wed 11/13/24 Thu 11/14/24 Fri 11/15/24 Sat 11/16/24 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 62 33 55 38 62 42 62 40 62 Temp 61 49 40 34 52 47 40 40 59 53 46 43 60 52 45 41 59 52 Dewpt 35 33 31 28 29 31 34 35 38 38 39 38 38 38 37 35 38 40 PWind dir N N E S W NW NW NW W Wind char GN LT LT LT LT LT LT LT LT Avg clouds FW CL CL FW FW SC B1 B1 SC SC SC SC SC FW FW FW FW FW PoP 12hr 0 0 0 20 30 10 5 5 5 Rain shwrs S C S $$ MDZ003-100900- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 337 PM EST Sat Nov 9 2024 Date 11/09/24 Sun 11/10/24 Mon 11/11/24 Tue 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 38 57 50 67 45 Temp 58 46 42 41 41 40 51 55 55 53 53 55 56 54 61 65 64 55 51 51 48 45 Dewpt 24 24 26 26 27 29 36 40 44 49 52 54 54 52 53 48 46 45 44 44 41 38 RH 27 42 53 55 57 64 56 57 66 86 96 96 93 93 75 54 52 69 77 77 77 76 Wind dir E E SE SE S S S S S S S S SW SW W W W W W NW NW NW Wind spd 3 4 3 4 5 6 11 11 10 11 11 10 8 5 9 16 13 6 9 10 11 10 Clouds SC SC SC SC B2 B2 B2 OV OV OV OV B2 B1 SC FW FW CL FW FW SC SC SC PoP 12hr 0 90 90 0 0 QPF 12hr 0 0.14 0.22 0 0 Snow 12hr 00-00 00-00 00-00 Rain L D D D Rain shwrs C C Date 11/12 Wed 11/13/24 Thu 11/14/24 Fri 11/15/24 Sat 11/16/24 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 55 28 53 37 57 40 58 38 57 Temp 55 45 36 29 50 45 39 39 55 51 44 40 56 49 43 39 55 49 Dewpt 35 31 28 25 29 31 33 36 43 41 40 38 42 39 38 37 42 40 PWind dir N N SE S W NW NW NW W Wind char GN LT LT LT LT LT GN LT LT Avg clouds FW CL CL FW FW SC B1 B1 SC SC SC SC SC SC FW SC SC SC PoP 12hr 0 0 0 40 30 20 5 5 5 Rain shwrs S C C C S $$ MDZ017-100900- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 337 PM EST Sat Nov 9 2024 Date 11/09/24 Sun 11/10/24 Mon 11/11/24 Tue EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 48 67 58 74 52 Temp 57 51 49 50 49 50 59 64 65 60 60 60 61 62 68 72 71 63 59 57 54 53 Dewpt 29 31 33 34 38 42 46 49 51 54 56 57 58 59 60 59 57 55 51 47 46 45 RH 34 46 54 54 66 74 62 58 60 81 87 90 90 90 76 64 61 75 75 69 74 74 Wind dir N NE E SE S S S S S S S SW SW SW W W W W NW NW NW NW Wind spd 8 6 8 6 6 6 10 11 10 11 13 14 14 13 10 12 10 4 8 11 14 12 Clouds SC SC SC SC B1 B1 B2 B2 B2 OV OV OV OV B2 B1 SC FW FW FW FW CL CL PoP 12hr 0 40 70 20 0 QPF 12hr 0 0 0.20 0 0 Snow 12hr 00-00 00-00 00-00 Rain S C L L Rain shwrs L C S S Date 11/12 Wed 11/13/24 Thu 11/14/24 Fri 11/15/24 Sat 11/16/24 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 61 42 58 47 64 48 64 47 63 Temp 61 53 46 42 55 52 49 49 62 56 51 49 62 54 50 47 61 54 Dewpt 40 37 33 33 35 39 42 43 45 46 44 43 43 42 40 40 42 43 PWind dir N N NE SE NW N NW NW NW Wind char GN GN LT LT GN GN GN GN GN Avg clouds CL FW CL CL FW SC B1 B1 SC SC SC SC FW FW FW FW FW FW PoP 12hr 0 0 0 20 30 20 5 5 0 Rain shwrs S C S S $$ WVZ502-100900- Petersburg WV 38.99N 79.15W Elev. 963 ft 337 PM EST Sat Nov 9 2024 Date 11/09/24 Sun 11/10/24 Mon 11/11/24 Tue 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 38 64 50 69 40 Temp 60 48 42 41 41 42 53 59 60 57 55 56 54 52 60 67 66 55 50 47 43 40 Dewpt 32 30 30 30 29 31 40 45 48 52 54 54 53 50 50 46 44 44 43 42 40 37 RH 35 49 62 65 62 65 61 60 64 83 96 93 96 93 69 47 45 66 77 83 89 89 Wind dir E SE S S S S S S S S S S SW SW W W W W W W NW NW Wind spd 3 2 3 4 5 5 6 8 8 9 8 6 5 5 8 12 11 5 8 6 6 5 Clouds SC SC SC B2 B2 B2 OV OV OV OV B2 B2 B2 B1 SC FW CL FW FW SC FW B1 PoP 12hr 0 80 70 0 0 QPF 12hr 0 0.09 0.07 0 0 Snow 12hr 00-00 00-00 00-00 Rain C C D D L L Rain shwrs C S Date 11/12 Wed 11/13/24 Thu 11/14/24 Fri 11/15/24 Sat 11/16/24 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 59 26 58 35 60 36 61 34 63 Temp 57 45 33 27 55 48 38 37 57 51 41 37 58 49 40 35 60 51 Dewpt 35 33 30 25 31 33 34 33 40 40 38 36 40 39 36 33 42 42 PWind dir N E SE SW W NW NW W W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC CL CL FW FW SC B1 B1 SC SC SC SC SC SC SC SC SC FW PoP 12hr 0 0 5 40 30 20 5 10 10 Rain shwrs S C C S S $$ MDZ014-100900- Annapolis MD 38.99N 76.49W Elev. 7 ft 337 PM EST Sat Nov 9 2024 Date 11/09/24 Sun 11/10/24 Mon 11/11/24 Tue EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 46 61 56 69 50 Temp 57 50 49 49 49 47 55 59 60 58 58 60 61 60 65 68 67 61 58 56 53 51 Dewpt 27 30 33 35 36 39 43 44 48 53 56 57 57 58 57 54 51 49 48 47 46 43 RH 31 46 54 58 61 74 64 57 64 83 93 90 87 93 75 61 56 65 69 72 77 74 Wind dir NE E E SE S S S S S S S SW SW SW W W W W NW W NW NW Wind spd 4 4 5 5 6 6 10 10 11 11 14 14 14 10 10 14 13 8 11 11 13 10 Clouds SC SC FW SC B1 B1 B1 B2 OV OV OV OV OV B1 SC FW FW FW CL FW FW FW PoP 12hr 0 50 90 0 0 QPF 12hr 0 0.01 0.28 0 0 Snow 12hr 00-00 00-00 00-00 Rain S C D D Rain shwrs L C Date 11/12 Wed 11/13/24 Thu 11/14/24 Fri 11/15/24 Sat 11/16/24 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 57 40 53 44 59 47 60 46 58 Temp 57 50 45 40 50 48 46 46 57 53 50 47 58 52 49 46 56 52 Dewpt 37 34 32 32 32 36 40 41 43 44 43 43 42 42 40 39 40 42 PWind dir N N E S W NW NW NW NW Wind char GN GN LT LT GN LT GN LT GN Avg clouds FW FW CL CL FW SC B1 B1 SC SC SC SC SC FW FW FW FW FW PoP 12hr 0 0 0 30 30 20 5 5 5 Rain shwrs C C S S $$