Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
297 FOUS51 KLWX 171738 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 137 PM EDT Tue Jun 17 2025 VAZ054-172000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 137 PM EDT Tue Jun 17 2025 Date Tue 06/17/25 Wed 06/18/25 Thu 06/19/25 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 83 72 91 76 93 Temp 77 80 78 74 73 73 74 84 89 88 84 80 77 76 78 87 92 89 81 Dewpt 71 73 72 72 72 72 73 73 72 73 72 73 72 72 71 71 70 70 69 RH 82 79 82 93 97 97 97 70 57 61 67 79 85 87 79 59 49 54 67 Wind dir S S SE SE S S SW SW SW W SW SW SW SW SW SW SW SW W Wind spd 6 8 8 6 5 5 6 9 10 10 8 6 8 9 9 11 12 13 11 Clouds B2 B2 B2 B1 B2 B1 B1 FW SC B1 SC FW FW FW FW FW B1 B1 B2 PoP 12hr 60 50 60 10 70 QPF 12hr 0.21 0.25 0.25 0 0.26 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C S C L L L C Sprinkles Tstms C C C C C C C S Heat index 84 90 96 96 90 84 93 98 94 84 Max heat 86 96 98 87 98 98 Date Fri 06/20/25 Sat 06/21/25 Sun 06/22/25 Mon 06/23/25 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 69 86 70 91 74 95 78 98 Temp 72 72 83 81 72 75 88 85 76 78 92 88 80 82 95 91 Dewpt 66 64 61 63 65 66 65 66 68 69 69 70 72 73 71 72 PWind dir W NW SW SW S SW W NW Wind char GN LT LT LT LT LT LT LT Avg clouds B1 SC FW FW FW FW FW FW SC FW FW SC FW FW FW FW PoP 12hr 30 0 0 0 5 5 5 5 Rain shwrs C Tstms S $$ MDZ013-172000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 137 PM EDT Tue Jun 17 2025 Date Tue 06/17/25 Wed 06/18/25 Thu 06/19/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 71 91 73 94 Temp 75 79 77 73 72 71 73 84 90 87 83 78 75 73 76 88 93 90 80 Dewpt 71 72 72 71 71 71 73 74 74 74 74 73 73 71 73 72 72 71 70 RH 87 79 85 93 97100100 72 60 65 74 85 94 93 90 59 51 54 72 Wind dir SE SE SE S S S SW SW SW W SW SW SW SW SW SW SW SW W Wind spd 5 5 4 3 2 2 3 5 8 8 4 2 3 4 5 8 10 10 8 Clouds B2 B2 B1 B2 OV B2 B2 SC SC B1 FW SC FW FW FW FW B2 B2 B2 PoP 12hr 50 60 70 10 70 QPF 12hr 0.02 0.24 0.55 0 0.25 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C L C S S S C L L L C Tstms S C C S C C C C S Heat index 91 99 95 90 95101 96 83 Max heat 85 99 98 85 101 101 Date Fri 06/20/25 Sat 06/21/25 Sun 06/22/25 Mon 06/23/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 67 87 68 91 73 95 76 98 Temp 70 69 84 81 71 73 88 84 75 76 92 88 78 80 95 92 Dewpt 65 64 63 65 65 67 66 67 68 71 71 72 72 74 73 73 PWind dir W W W SW S SW W NW Wind char LT LT LT LT LT LT LT LT Avg clouds B1 SC FW FW SC FW FW FW SC SC SC SC FW FW FW FW PoP 12hr 30 0 0 0 5 5 5 5 Rain shwrs C Tstms S $$ MDZ011-172000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 137 PM EDT Tue Jun 17 2025 Date Tue 06/17/25 Wed 06/18/25 Thu 06/19/25 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 86 75 94 77 97 Temp 78 82 79 78 75 75 77 86 92 90 85 83 78 78 80 91 96 93 81 Dewpt 69 69 70 71 71 71 72 72 71 72 72 72 71 71 71 70 69 68 67 RH 74 65 74 79 87 87 85 63 51 56 65 70 79 79 74 50 42 44 63 Wind dir SE SE SE S S S S SW SW W SW SW SW SW SW SW SW SW W Wind spd 5 5 4 2 2 2 2 4 6 8 3 2 2 3 5 8 10 10 8 Clouds B2 B2 B2 B2 OV B2 B2 SC B1 B1 FW SC FW FW FW FW B2 B2 B1 PoP 12hr 50 70 70 10 70 QPF 12hr 0.02 0.23 0.54 0 0.29 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C L C S S S L L L L C Tstms S C C S S S C C C C Heat index 85 92 99 97 91 88 83 97102 97 83 Max heat 88 99 101 90 83 102 102 Date Fri 06/20/25 Sat 06/21/25 Sun 06/22/25 Mon 06/23/25 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 72 90 73 94 77 98 81 101 Temp 74 74 88 83 75 78 91 85 79 81 95 89 82 84 98 92 Dewpt 65 62 60 62 64 65 64 64 67 68 69 69 72 73 71 70 PWind dir W NW W SW S W W NW Wind char LT LT LT LT LT LT LT LT Avg clouds B1 SC FW FW SC FW FW FW SC SC SC SC FW FW FW FW PoP 12hr 30 0 0 0 5 5 5 5 Rain shwrs C $$ WVZ052-172000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 137 PM EDT Tue Jun 17 2025 Date Tue 06/17/25 Wed 06/18/25 Thu 06/19/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 82 69 87 70 88 Temp 79 78 75 71 70 69 72 79 83 85 82 75 72 70 75 84 87 84 77 Dewpt 70 71 70 70 70 69 69 70 71 71 71 70 69 68 68 70 68 67 64 RH 74 79 84 97100100 90 74 67 63 69 84 90 93 79 63 53 57 64 Wind dir S SE SE S SW SW S SW W W SW SW SW SW SW SW W W W Wind spd 6 6 4 2 2 2 2 4 6 6 3 2 4 5 6 10 11 12 8 Clouds B1 B2 B1 SC B1 B1 B1 SC B2 SC FW SC FW FW SC SC B1 B1 B1 PoP 12hr 80 70 70 5 70 QPF 12hr 0.69 0.23 0.21 0 0.06 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D L S C S S C L S S S L L S Tstms C C C S C C S C S Heat index 88 90 86 88 91 87 Max heat 85 88 91 91 91 Flood A A A Date Fri 06/20/25 Sat 06/21/25 Sun 06/22/25 Mon 06/23/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 63 85 63 89 69 94 71 96 Temp 66 68 81 78 67 70 86 82 73 75 91 86 75 77 93 89 Dewpt 62 61 60 63 62 63 64 67 67 67 68 71 71 71 70 72 PWind dir W NW W S SW W W NW Wind char LT LT LT LT LT LT LT LT Avg clouds SC FW FW FW SC FW FW FW FW SC FW FW FW FW FW FW PoP 12hr 20 0 0 0 0 5 5 5 Rain shwrs S $$ VAZ506-172000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 137 PM EDT Tue Jun 17 2025 Date Tue 06/17/25 Wed 06/18/25 Thu 06/19/25 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 83 70 90 72 93 Temp 79 82 78 74 72 70 73 83 88 86 82 77 74 72 76 87 92 87 78 Dewpt 74 75 75 73 72 70 73 76 75 75 75 73 72 71 73 75 73 72 71 RH 85 79 91 97100100100 80 66 70 79 87 93 97 90 68 54 61 79 Wind dir S S SE SE S S SW SW SW W SW SW SW SW SW SW SW W W Wind spd 6 6 5 3 3 3 3 5 9 8 4 4 4 5 5 9 10 10 8 Clouds B2 B2 B2 B1 B2 B1 B1 FW B1 SC FW FW FW FW FW FW B2 B2 B2 PoP 12hr 70 50 70 5 70 QPF 12hr 0.46 0.39 0.39 0 0.25 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S S L C L L C Sprinkles Tstms C C S C C C C Heat index 89 91 98 95 89 96101 94 Max heat 89 98 100 101 100 Flood A A A Date Fri 06/20/25 Sat 06/21/25 Sun 06/22/25 Mon 06/23/25 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 65 85 66 90 71 95 74 98 Temp 68 68 83 80 69 71 88 84 74 76 93 88 77 80 95 91 Dewpt 65 65 64 67 65 67 67 69 69 71 72 74 72 74 74 76 PWind dir W NW SW SW S W W NW Wind char LT LT LT LT LT LT LT LT Avg clouds B1 SC FW FW FW FW FW FW SC FW FW FW FW FW FW FW PoP 12hr 30 0 0 0 0 5 5 5 Rain shwrs C $$ VAZ037-172000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 137 PM EDT Tue Jun 17 2025 Date Tue 06/17/25 Wed 06/18/25 Thu 06/19/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 70 90 71 91 Temp 80 83 80 75 72 70 73 83 88 88 82 77 73 72 75 85 89 86 79 Dewpt 71 71 71 71 70 70 70 70 69 69 69 69 69 68 69 69 68 67 66 RH 74 67 74 87 93100 90 65 54 54 65 76 87 87 82 59 50 53 64 Wind dir S SW S SW S SW SW SW SW W SW SW SW SW SW SW SW SW SW Wind spd 5 5 4 2 3 3 5 8 10 10 6 5 5 5 6 9 10 9 6 Wind gust 19 Clouds SC B2 SC B1 B1 SC FW FW FW SC FW FW FW FW FW FW B1 B1 B1 PoP 12hr 70 30 50 5 70 QPF 12hr 0.12 0.04 0.05 0 0.15 Snow 12hr 00-00 00-00 00-00 Rain shwrs S L S C S C L L S Sprinkles Tstms S L S S S C C C S Heat index 83 88 83 87 92 92 85 89 93 89 Max heat 83 89 92 94 93 93 Flood A A A Date Fri 06/20/25 Sat 06/21/25 Sun 06/22/25 Mon 06/23/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 65 87 66 90 69 95 71 97 Temp 68 68 83 79 69 71 87 82 72 74 92 85 75 77 94 87 Dewpt 64 64 61 64 63 65 65 66 66 68 68 70 69 71 69 72 PWind dir W NW NW S SW SW W NE Wind char LT LT LT LT LT LT LT LT Avg clouds SC FW FW FW SC FW FW FW SC FW FW FW FW FW CL CL PoP 12hr 20 5 0 5 0 5 0 5 Rain shwrs S Tstms S $$ MDZ003-172000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 137 PM EDT Tue Jun 17 2025 Date Tue 06/17/25 Wed 06/18/25 Thu 06/19/25 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 82 69 87 70 89 Temp 77 80 76 72 71 69 72 79 82 85 82 75 72 70 75 84 88 83 76 Dewpt 71 72 72 71 71 69 72 73 73 73 73 72 71 69 71 72 71 70 66 RH 82 77 87 97100100100 82 74 67 74 90 97 97 87 67 57 65 71 Wind dir S S S S S S S SW SW W SW SW S S SW SW W W W Wind spd 5 5 5 3 3 2 2 5 6 6 4 3 4 5 6 10 11 11 8 Clouds B2 B2 B2 B2 B2 B2 B1 B1 B2 SC FW SC FW FW SC SC B1 B1 B1 PoP 12hr 80 70 80 5 70 QPF 12hr 0.31 0.19 0.22 0 0.09 Snow 12hr 00-00 00-00 00-00 Rain shwrs D L C S C C D C S S L L S Tstms C C S S C L C S C S Heat index 84 87 92 87 90 94 87 Max heat 84 87 93 94 93 Flood A A A Date Fri 06/20/25 Sat 06/21/25 Sun 06/22/25 Mon 06/23/25 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 63 85 64 89 70 95 72 97 Temp 66 67 81 78 67 70 86 82 73 75 91 87 75 78 93 89 Dewpt 63 63 63 65 63 65 67 69 68 70 71 73 71 73 73 74 PWind dir W NW W SW S W W NW Wind char LT LT LT LT LT LT LT LT Avg clouds B1 SC FW FW FW FW FW FW SC SC SC FW FW FW FW FW PoP 12hr 20 0 0 0 5 5 5 5 Rain shwrs S $$ MDZ017-172000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 137 PM EDT Tue Jun 17 2025 Date Tue 06/17/25 Wed 06/18/25 Thu 06/19/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 73 93 77 95 Temp 77 80 78 74 74 73 77 86 91 91 85 81 79 77 80 88 93 94 86 Dewpt 71 73 72 72 72 72 75 75 74 73 74 73 72 72 73 73 73 72 72 RH 82 79 82 93 93 97 94 70 58 56 70 77 79 85 79 61 52 49 63 Wind dir SE SE SE S S SW SW SW SW SW SW SW SW SW SW SW SW SW W Wind spd 6 9 6 5 5 5 8 9 11 11 5 5 8 9 10 11 12 12 9 Clouds B1 SC SC B1 B1 SC SC FW FW SC FW FW FW FW FW FW B1 B1 B1 PoP 12hr 50 40 40 10 60 QPF 12hr 0.01 0.01 0.09 0 0.13 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C S S C L L C Sprinkles Tstms S C C S C C C C Heat index 84 95101100 93 86 84 96102102 92 Max heat 87 101 102 89 84 102 104 Date Fri 06/20/25 Sat 06/21/25 Sun 06/22/25 Mon 06/23/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 70 86 70 89 73 93 76 95 Temp 73 74 84 80 72 75 86 82 75 78 90 85 78 81 92 87 Dewpt 68 66 65 68 66 68 68 69 68 71 72 73 72 73 74 75 PWind dir W NW SW S S SW SW NW Wind char LT LT LT LT LT LT LT LT Avg clouds B1 SC FW CL FW FW FW FW SC FW FW FW FW FW FW CL PoP 12hr 50 5 0 0 5 0 5 0 Rain shwrs C Tstms C $$ WVZ502-172000- Petersburg WV 38.99N 79.15W Elev. 963 ft 137 PM EDT Tue Jun 17 2025 Date Tue 06/17/25 Wed 06/18/25 Thu 06/19/25 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 86 65 88 68 89 Temp 81 84 79 71 67 66 69 80 84 86 82 73 70 69 72 83 87 83 75 Dewpt 73 73 72 69 67 66 69 70 71 70 70 69 68 66 68 69 68 67 66 RH 77 70 79 93100100100 72 65 59 67 87 93 90 87 63 53 59 74 Wind dir SW SW E E E E E SW W W SW SW SW SW SW W W W W Wind spd 4 5 3 3 2 2 3 5 6 8 4 4 4 5 5 8 10 9 5 Clouds B2 SC SC B1 SC FW SC B1 B1 SC FW FW FW FW B1 SC B2 B2 B1 PoP 12hr 80 50 60 10 70 QPF 12hr 0.33 0.05 0.06 0 0.05 Snow 12hr 00-00 00-00 00-00 Rain shwrs D C C C S C L L C C C L L S Tstms L C C S S C C C S C C Heat index 86 90 83 89 91 86 87 91 86 Max heat 86 90 89 92 91 91 Flood A A A Date Fri 06/20/25 Sat 06/21/25 Sun 06/22/25 Mon 06/23/25 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 60 85 60 92 66 96 68 98 Temp 64 64 83 76 64 67 89 81 70 71 93 85 72 74 95 87 Dewpt 61 62 61 65 61 63 64 69 65 67 68 72 69 70 69 74 PWind dir W NW SW S SW W W NW Wind char LT LT LT LT LT LT LT LT Avg clouds B1 FW FW FW SC FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 20 0 0 0 0 5 0 5 Rain shwrs S $$ MDZ014-172000- Annapolis MD 38.99N 76.49W Elev. 7 ft 137 PM EDT Tue Jun 17 2025 Date Tue 06/17/25 Wed 06/18/25 Thu 06/19/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 79 72 88 75 90 Temp 74 77 76 74 73 72 74 81 85 85 81 79 77 75 78 84 87 88 81 Dewpt 70 71 72 72 72 72 73 74 74 73 73 74 73 71 72 72 72 71 70 RH 87 82 87 93 97100 97 79 70 67 77 85 87 87 82 67 61 57 69 Wind dir S S S S S S SW SW SW W SW SW SW SW SW SW SW SW W Wind spd 8 8 5 5 4 3 4 6 10 9 4 3 5 5 6 10 11 11 9 Clouds B1 SC B1 B2 B2 B2 B1 SC SC B1 FW SC FW FW FW FW B1 B1 B1 PoP 12hr 50 60 60 10 70 QPF 12hr 0.01 0.25 0.40 0 0.22 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L C S S C C L L C Sprinkles Tstms C C C C C C C S Heat index 86 93 92 86 90 94 94 85 Max heat 93 95 94 95 Date Fri 06/20/25 Sat 06/21/25 Sun 06/22/25 Mon 06/23/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 70 83 70 86 73 90 76 92 Temp 72 72 81 80 72 75 83 82 75 77 87 85 78 80 90 87 Dewpt 67 64 64 65 67 67 67 68 70 70 72 72 73 73 74 74 PWind dir W NW SW S S SW SW SE Wind char LT LT LT LT LT LT LT LT Avg clouds B1 SC FW FW FW FW FW FW SC SC SC SC FW FW FW FW PoP 12hr 40 0 0 0 5 5 5 0 Rain shwrs C Tstms S $$