Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
450 FOUS51 KLWX 200343 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 1143 PM EDT Sat Apr 19 2025 VAZ054-200800- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 1143 PM EDT Sat Apr 19 2025 Date 04/19/25 Sun 04/20/25 Mon 04/21/25 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 66 79 58 77 64 Temp 72 68 69 72 75 77 70 65 61 60 59 63 70 74 69 67 66 66 66 Dewpt 58 57 54 49 47 45 43 43 45 44 44 44 49 52 54 55 56 56 56 RH 61 68 59 44 37 32 38 45 56 55 57 50 47 46 59 65 70 70 70 Wind dir SW N N N N NE E E SE SE SE SE SE SE SE S S SW W Wind spd 8 8 9 10 8 8 8 8 5 6 9 10 11 12 10 9 8 9 8 Clouds B1 B2 B2 B1 SC SC B1 B1 B1 OV OV B2 B1 B1 B2 B2 B2 B1 B1 PoP 12hr 0 5 20 5 40 QPF 12hr 0 0 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C S Date 04/22 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 Sat 04/26/25 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 84 58 78 57 80 59 81 63 79 Temp 80 74 64 59 73 70 60 59 76 70 61 60 75 72 66 63 75 70 Dewpt 48 47 45 41 40 44 46 47 47 47 50 53 54 57 58 55 53 52 PWind dir W N NE S SE SE S SW NW Wind char GN LT LT LT LT LT GN GN GN Avg clouds B1 B1 B1 B1 SC SC SC SC B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 PoP 12hr 20 20 10 10 10 20 40 50 50 Rain shwrs S S S S S S S C C C C C $$ MDZ013-200800- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 1143 PM EDT Sat Apr 19 2025 Date 04/19/25 Sun 04/20/25 Mon 04/21/25 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 62 74 54 70 60 Temp 71 64 65 68 72 73 67 61 58 56 56 60 66 69 65 62 61 61 63 Dewpt 57 58 53 48 44 42 41 43 45 43 42 42 46 52 54 55 56 56 56 RH 61 81 65 49 37 33 39 51 62 62 59 51 48 55 68 78 84 84 78 Wind dir W NW N N N NE E E E E SE SE SE SE SE S S SW W Wind spd 5 8 9 10 8 6 5 3 3 3 5 6 10 10 8 5 4 4 4 Clouds B2 OV B2 B1 B1 SC B1 SC B1 B2 OV B2 B2 B1 B2 B2 B2 B1 B1 PoP 12hr 5 0 20 10 40 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C S Date 04/22 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 Sat 04/26/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 81 54 74 53 76 54 77 58 75 Temp 77 72 59 55 70 66 56 56 73 66 56 57 71 68 62 61 72 67 Dewpt 50 47 45 41 42 46 47 48 47 48 50 52 55 57 58 54 53 51 PWind dir W N NE S SE SE S SW NW Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B1 B1 B1 SC SC SC SC SC SC B1 B1 B1 B1 B2 B2 B2 B1 PoP 12hr 20 10 10 10 10 20 40 40 40 Rain shwrs S S S S C C C C C $$ MDZ011-200800- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 1143 PM EDT Sat Apr 19 2025 Date 04/19/25 Sun 04/20/25 Mon 04/21/25 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 64 75 57 72 62 Temp 72 67 67 69 73 74 69 65 61 59 57 62 66 70 67 65 64 64 64 Dewpt 57 57 51 44 40 39 38 40 41 41 41 41 43 49 51 54 55 55 54 RH 59 70 56 40 30 28 32 40 48 51 55 46 43 47 56 68 73 73 70 Wind dir W NW N N N N E E E E SE SE SE SE SE SE S SW W Wind spd 5 6 9 10 9 6 4 2 3 3 4 5 10 10 6 4 3 3 3 Clouds B2 OV B1 SC SC SC SC B1 B2 B2 OV B2 B2 B1 B2 B2 B2 B1 B1 PoP 12hr 10 0 20 10 40 QPF 12hr 0 0 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C C S Date 04/22 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 Sat 04/26/25 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 83 56 76 58 79 58 79 61 77 Temp 78 74 63 56 71 69 61 57 75 70 61 58 72 71 65 61 73 69 Dewpt 47 44 42 40 39 43 45 46 45 46 49 50 51 54 56 53 50 50 PWind dir W N NW S SE SE S SW NW Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B1 B1 B1 SC SC SC SC SC B1 B1 B1 B1 B1 B2 B2 B2 B2 PoP 12hr 20 10 10 10 10 20 40 50 40 Rain shwrs S S S S C C C C C $$ WVZ052-200800- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 1143 PM EDT Sat Apr 19 2025 Date 04/19/25 Sun 04/20/25 Mon 04/21/25 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 61 74 54 75 57 Temp 69 65 63 65 71 72 66 62 59 58 57 62 70 74 68 65 62 60 62 Dewpt 56 55 51 47 45 44 44 41 42 45 46 47 50 52 53 55 55 54 53 RH 63 70 65 52 39 37 45 46 53 62 67 58 49 46 59 70 78 81 72 Wind dir NW N N N N NE E E SE SE SE SE S S S S SW W W Wind spd 6 8 10 9 8 6 5 4 5 6 10 10 12 13 10 6 5 5 5 Clouds B2 OV OV B2 B1 SC B1 B2 OV OV OV B2 B1 B1 B2 B2 B1 B1 SC PoP 12hr 10 5 20 20 50 QPF 12hr 0.03 0 0 0 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C C C C Date 04/22 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 Sat 04/26/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 79 49 75 50 79 55 77 57 74 Temp 75 68 56 53 71 66 54 55 74 69 59 58 72 69 62 59 71 64 Dewpt 45 42 42 41 40 44 45 46 46 47 49 50 53 55 55 53 50 49 PWind dir W NW E SE SE SE S W NW Wind char GN LT LT LT LT LT LT LT GN Avg clouds SC SC B1 B1 SC SC SC SC SC B1 B1 B1 B1 B1 B2 B2 B2 B1 PoP 12hr 10 10 10 5 20 20 50 50 50 Rain shwrs S S S S C C C C C $$ VAZ506-200800- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 1143 PM EDT Sat Apr 19 2025 Date 04/19/25 Sun 04/20/25 Mon 04/21/25 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 64 76 57 76 62 Temp 70 65 65 69 73 75 70 64 60 58 57 62 70 75 70 66 65 63 64 Dewpt 56 59 56 52 51 49 48 43 46 46 47 48 53 55 56 57 58 59 57 RH 61 81 73 55 46 40 45 46 60 64 69 60 55 50 61 73 78 87 78 Wind dir W N N N N NE E E SE SE SE SE S S SE S S SW W Wind spd 5 8 11 11 9 6 5 5 5 5 8 9 10 11 9 6 5 5 5 Clouds B2 OV B2 B1 B1 SC B1 B2 B2 OV OV B2 B1 B1 B1 B2 B2 B1 SC PoP 12hr 0 5 20 10 40 QPF 12hr 0 0 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C S Date 04/22 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 Sat 04/26/25 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 81 53 76 53 79 56 80 61 76 Temp 78 72 59 55 71 68 57 57 75 70 58 58 73 71 64 61 73 67 Dewpt 50 47 45 44 45 47 48 49 50 50 52 54 57 60 60 57 55 53 PWind dir W N N S SE SE S SW NW Wind char LT LT LT LT LT LT LT LT GN Avg clouds SC B1 B1 B1 SC SC SC SC B1 B1 B1 B1 B1 B1 B2 B2 B2 B1 PoP 12hr 20 20 10 10 10 20 40 40 50 Rain shwrs S S S S S S C C S C C $$ VAZ037-200800- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 1143 PM EDT Sat Apr 19 2025 Date 04/19/25 Sun 04/20/25 Mon 04/21/25 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 65 80 56 79 62 Temp 71 66 67 73 77 77 72 67 63 60 59 65 74 78 74 69 67 65 65 Dewpt 54 54 55 56 56 54 54 53 50 50 50 51 52 51 52 54 54 54 54 RH 55 65 65 55 48 45 53 61 62 69 72 60 46 39 46 59 63 68 68 Wind dir SW SW NE NE E E E E E E E SE S S S SW SW SW SW Wind spd 5 3 3 5 6 8 6 5 4 4 3 5 8 9 6 5 5 5 5 Clouds B2 OV B2 B2 B2 B2 B2 B2 OV OV OV B1 SC SC B1 B1 B2 B1 B1 PoP 12hr 0 10 20 5 30 QPF 12hr 0 0 0.02 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C C S S C Date 04/22 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 Sat 04/26/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 82 54 77 54 79 57 80 61 79 Temp 79 73 60 58 74 69 58 58 75 70 60 60 75 71 64 63 74 68 Dewpt 47 47 45 44 44 44 45 48 49 48 50 52 56 57 56 55 53 51 PWind dir W N E S SE SE S SW SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B1 B1 B1 SC SC SC B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 B1 PoP 12hr 30 20 20 10 20 20 50 30 50 Rain shwrs C C S S S S S S S C C S C C $$ MDZ003-200800- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 1143 PM EDT Sat Apr 19 2025 Date 04/19/25 Sun 04/20/25 Mon 04/21/25 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 59 72 55 73 58 Temp 70 62 60 63 69 71 65 60 58 58 57 61 68 71 67 64 62 60 61 Dewpt 57 56 50 46 44 42 42 39 39 43 44 47 51 53 55 57 57 55 54 RH 63 81 69 54 40 35 43 46 49 57 62 60 54 53 65 78 84 84 78 Wind dir NW NW N N N NE E E E SE SE SE S S S S S SW W Wind spd 8 9 11 10 8 5 5 4 4 5 8 9 11 12 9 6 5 5 5 Clouds OV OV B2 B1 B1 SC B1 B2 OV OV OV B2 B2 B2 B2 B2 B1 B1 SC PoP 12hr 10 5 20 20 50 QPF 12hr 0.08 0 0 0.01 0.04 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C C C C Date 04/22 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 Sat 04/26/25 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 77 49 74 51 78 55 77 58 73 Temp 75 67 55 53 69 65 55 56 74 68 59 58 71 69 62 59 70 64 Dewpt 47 44 42 41 43 46 46 47 50 49 50 52 56 57 56 53 53 51 PWind dir W N NW SE SE SE S SW NW Wind char GN LT LT LT LT LT LT LT GN Avg clouds SC SC B1 B1 SC SC FW SC SC B1 B1 B1 B1 B1 B2 B2 B2 B1 PoP 12hr 10 10 10 5 20 20 50 50 50 Rain shwrs S S S S C C C C C $$ MDZ017-200800- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 1143 PM EDT Sat Apr 19 2025 Date 04/19/25 Sun 04/20/25 Mon 04/21/25 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 64 72 56 69 62 Temp 72 67 66 68 70 69 63 57 56 56 58 62 66 66 63 63 64 64 65 Dewpt 60 60 58 54 52 49 48 48 46 46 47 49 53 54 54 55 56 56 58 RH 66 78 75 61 53 49 58 72 69 69 67 62 63 65 72 75 75 75 78 Wind dir W W N N N N E SE SE SE SE SE SE SE SE S S SW SW Wind spd 11 6 9 11 10 8 8 6 5 6 6 9 11 12 10 10 9 9 6 Clouds B1 OV OV B2 B1 SC B1 B1 B1 B2 OV B2 B1 B1 SC B1 B1 B1 B2 PoP 12hr 5 0 10 5 30 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C Date 04/22 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 Sat 04/26/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 78 56 71 54 72 56 74 60 75 Temp 74 67 61 59 66 61 55 57 69 62 57 59 70 65 62 63 71 64 Dewpt 56 55 51 47 47 47 50 51 51 50 53 55 57 57 59 58 56 54 PWind dir SW NW NE SE SE SE SE SW NW Wind char LT LT LT LT LT LT LT LT GN Avg clouds B1 B1 B1 B1 B1 SC SC SC SC SC B1 B1 B1 B1 B1 B2 B2 B1 PoP 12hr 30 30 20 20 10 20 30 40 40 Rain shwrs C C C C S S S S S C C C S C $$ WVZ502-200800- Petersburg WV 38.99N 79.15W Elev. 963 ft 1143 PM EDT Sat Apr 19 2025 Date 04/19/25 Sun 04/20/25 Mon 04/21/25 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 80 57 80 57 Temp 70 64 62 69 77 77 70 64 61 60 59 68 77 79 71 65 63 60 59 Dewpt 56 58 56 54 56 56 58 56 55 54 53 54 54 55 57 57 56 54 51 RH 61 81 81 59 48 48 66 75 81 81 80 61 45 44 61 75 78 81 75 Wind dir W N NE NE NE NE E E SE SE SE S S S S SW SW W W Wind spd 4 4 3 4 3 4 3 2 2 3 4 5 10 10 5 5 4 4 3 Clouds OV OV OV B2 B1 B1 B2 B2 B2 OV B2 B1 B1 B2 B2 B1 B1 B2 B1 PoP 12hr 20 30 30 30 50 QPF 12hr 0 0 0 0.01 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C S S C C C C C C Tstms S S Heat index 81 Max heat 81 Date 04/22 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 Sat 04/26/25 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 77 48 78 50 80 55 81 57 76 Temp 74 67 54 53 74 67 54 54 77 69 60 59 75 70 62 59 72 66 Dewpt 45 46 44 44 45 49 47 48 50 53 53 54 59 60 57 54 52 52 PWind dir W W SE S S S SW W NW Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B1 B1 SC SC SC FW SC B1 B1 B1 B1 B1 B1 B1 B2 B1 B1 PoP 12hr 10 10 10 5 30 20 60 40 60 Rain shwrs C S S C L C C C L $$ MDZ014-200800- Annapolis MD 38.99N 76.49W Elev. 7 ft 1143 PM EDT Sat Apr 19 2025 Date 04/19/25 Sun 04/20/25 Mon 04/21/25 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 63 69 53 67 58 Temp 71 66 65 66 68 68 64 60 56 56 56 58 64 65 62 61 61 61 62 Dewpt 60 57 53 49 46 43 42 45 46 44 43 43 48 52 52 55 56 56 56 RH 68 73 65 54 45 40 45 58 69 64 62 57 56 63 70 81 84 84 81 Wind dir W NW N N NE NE E E SE SE SE SE SE S SE S S SW W Wind spd 6 6 9 9 9 8 5 3 3 3 4 6 10 10 9 6 5 5 4 Clouds B1 B2 B2 B1 SC B1 B1 SC B2 B2 OV B2 B2 B1 B1 B2 B2 B2 B1 PoP 12hr 0 0 20 10 40 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C C S Date 04/22 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 Sat 04/26/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 76 54 69 54 71 55 72 58 72 Temp 73 69 59 56 66 63 56 56 67 63 57 58 67 65 61 61 69 64 Dewpt 51 49 47 44 43 45 48 48 48 48 51 52 54 55 57 54 53 51 PWind dir W NW NE S SE SE S SW NW Wind char LT LT LT LT LT LT LT LT GN Avg clouds B1 B1 B1 B1 SC SC SC SC SC B1 B1 B1 B1 B1 B2 B2 B2 B1 PoP 12hr 20 20 10 10 10 20 40 50 40 Rain shwrs S S S S S S C C C C C $$