Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
080 FOUS51 KLWX 081759 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 159 PM EDT Tue Jul 8 2025 VAZ054-082000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 159 PM EDT Tue Jul 8 2025 Date Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 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 95 75 90 74 87 Temp 95 90 82 79 78 76 78 84 88 86 81 78 76 74 76 80 83 82 79 Dewpt 73 73 74 74 73 73 73 73 72 73 73 73 73 72 72 73 73 73 73 RH 49 58 77 85 85 90 85 70 59 65 77 85 90 93 87 79 72 74 82 Wind dir S W SW SW SW SW SW SW SW S SE S S S S S S S S Wind spd 9 9 5 4 4 3 3 3 5 5 6 5 5 5 5 5 5 5 5 Clouds SC B2 B2 B1 B1 B1 SC FW FW B1 B2 B2 B2 OV B2 B2 B2 B2 OV PoP 12hr 80 50 60 60 70 QPF 12hr 0.48 0.06 0.07 0.19 0.17 Snow 12hr 00-00 00-00 00-00 Rain shwrs S D C C C L L C C C C L L C Tstms S L C S C C S S S L C C Heat index 105 98 88 90 95 93 86 84 89 87 Max heat 105 105 84 95 96 84 89 89 Date Fri 07/11/25 Sat 07/12/25 Sun 07/13/25 Mon 07/14/25 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 74 89 75 90 76 89 75 89 Temp 75 77 86 83 77 78 88 84 78 78 86 83 77 77 86 83 Dewpt 73 72 73 72 73 72 72 73 73 73 72 71 72 71 70 71 PWind dir S S S S S NW W SE Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B2 B1 B2 B1 SC SC B1 SC SC SC B2 B1 SC B1 B1 PoP 12hr 40 60 20 50 20 50 30 50 Rain shwrs C S L S S C S S C C S S C Tstms C S C S C S C C C $$ MDZ013-082000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 159 PM EDT Tue Jul 8 2025 Date Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 95 73 91 72 87 Temp 95 88 80 77 76 74 76 85 89 85 79 76 74 73 75 80 83 82 79 Dewpt 72 74 76 76 74 73 74 75 73 74 75 75 74 72 73 75 75 74 75 RH 48 63 88 97 94 97 94 72 59 70 88 97100 97 94 85 77 77 88 Wind dir S W S SW SW SW W SW S SE S SW S SW SW S S S S Wind spd 6 5 2 2 2 2 2 2 4 4 3 2 2 2 3 3 5 5 3 Clouds B1 B2 B2 B1 B1 SC SC FW SC B1 B2 B2 B2 B2 B2 B2 B2 B2 OV PoP 12hr 80 50 50 60 70 QPF 12hr 0.43 0.05 0.76 0.17 0.15 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D C C S S C L L C C C C L L C Tstms C L C S S C C S S C L C C Heat index 104 97 86 94 97 93 85 90 88 Max heat 104 102 97 96 90 90 Flood A A A A Heat Y Y Date Fri 07/11/25 Sat 07/12/25 Sun 07/13/25 Mon 07/14/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 72 89 73 90 73 89 72 89 Temp 74 75 86 83 75 76 88 83 76 76 87 83 75 75 87 82 Dewpt 74 74 74 75 74 74 74 75 75 74 74 73 72 72 71 72 PWind dir SW S SW SE S W W SE Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B1 B1 B1 B1 SC B1 B1 B1 SC B1 B1 B1 SC B1 B1 PoP 12hr 40 50 30 50 30 50 40 40 Rain shwrs C S C C C C C C S S C C S C C Tstms C S C C S C C C C C $$ MDZ011-082000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 159 PM EDT Tue Jul 8 2025 Date Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 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 97 79 95 77 90 Temp 96 92 83 82 79 79 81 88 92 89 83 83 78 78 80 84 87 85 81 Dewpt 72 73 73 73 73 72 72 71 71 71 72 73 72 72 71 72 73 72 72 RH 46 54 72 74 82 79 74 57 51 56 70 72 82 82 74 67 63 65 74 Wind dir S W S SW SW W W SW S S W S S S S S S S S Wind spd 5 5 2 1 2 2 2 2 4 4 3 2 2 2 2 3 5 5 3 Clouds B1 B2 B2 B2 B1 B1 SC FW SC B1 B2 B2 B2 OV B2 B2 B2 B2 OV PoP 12hr 80 40 50 60 70 QPF 12hr 0.29 0.04 0.59 0.21 0.17 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D C S S S C L L C C C C L L C Tstms C L C S S C C S S C L C C Heat index 105101 89 87 85 94 99 95 88 89 83 90 94 91 85 Max heat 106 104 90 85 99 99 89 83 94 94 Flood A A A A Heat Y Y Date Fri 07/11/25 Sat 07/12/25 Sun 07/13/25 Mon 07/14/25 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 78 93 78 94 78 93 77 94 Temp 78 80 90 84 79 81 91 85 80 81 91 84 79 80 91 84 Dewpt 73 72 72 72 73 72 72 72 73 72 71 71 70 70 70 70 PWind dir SW S S SE S W W SE Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B1 B1 B1 B1 SC B1 B1 B1 SC B1 B1 B1 SC B1 B1 PoP 12hr 40 50 20 50 30 50 40 50 Rain shwrs C S C C S C C C S S C C S C C Tstms C S C S S C C S C C S S C $$ WVZ052-082000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 159 PM EDT Tue Jul 8 2025 Date Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 90 70 89 70 87 Temp 90 84 80 75 73 71 74 83 86 84 79 73 72 71 74 80 84 82 78 Dewpt 72 72 71 71 70 70 70 70 69 68 70 70 70 69 70 70 70 69 70 RH 56 67 74 87 90 97 87 65 57 59 74 90 93 93 87 72 63 65 76 Wind dir W W NW SW W W W NW S S S S SE S S SW S S S Wind spd 6 5 2 2 1 1 1 1 2 4 3 2 1 1 1 2 3 4 2 Clouds B2 B1 SC B1 B1 SC SC FW SC B1 B1 B2 B2 OV B2 B2 B2 B2 B2 PoP 12hr 70 20 40 40 60 QPF 12hr 0.18 0.01 0.16 0.09 0.08 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C S C C C S S L L C Tstms L C S C C S S C C S Obvis PF Heat index 97 90 83 87 90 87 83 88 85 Max heat 97 95 90 89 88 88 Date Fri 07/11/25 Sat 07/12/25 Sun 07/13/25 Mon 07/14/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 69 88 69 90 71 89 68 89 Temp 71 73 86 80 71 74 87 81 72 75 86 80 71 73 85 80 Dewpt 70 69 70 70 69 69 70 70 70 70 70 70 69 69 70 70 PWind dir SW SE SW S S W W S Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B1 SC B1 B1 B1 SC B1 B1 SC SC B2 B1 SC SC B1 PoP 12hr 30 50 20 50 30 60 30 40 Rain shwrs C S C S S C C S S L C S C Tstms S S C S C C C C S C $$ VAZ506-082000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 159 PM EDT Tue Jul 8 2025 Date Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 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 94 72 92 71 88 Temp 94 84 80 76 75 73 76 85 89 88 80 75 74 72 74 81 85 83 78 Dewpt 73 74 75 75 74 73 74 75 74 75 74 74 73 72 73 76 75 75 74 RH 51 72 85 97 97100 94 72 61 66 82 97 97100 97 85 72 77 88 Wind dir SW W S S SW SW W W SW SW E S S S S S S S S Wind spd 6 6 3 2 2 2 2 2 3 4 4 3 2 2 2 3 4 5 4 Clouds B1 B2 B1 B1 B1 B1 SC FW SC B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 80 40 60 50 70 QPF 12hr 0.30 0.10 0.43 0.15 0.14 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D C S S L C C S S C C L L C Tstms C L C S S L C S S L C C Heat index 103 91 85 94 98 98 84 87 94 90 Max heat 103 102 98 101 94 94 Flood A A A A Date Fri 07/11/25 Sat 07/12/25 Sun 07/13/25 Mon 07/14/25 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 71 90 71 92 72 89 70 89 Temp 73 74 87 82 74 76 89 83 74 76 87 82 73 75 86 81 Dewpt 73 74 76 75 73 74 75 74 74 74 75 73 71 72 73 73 PWind dir S SW SW SW S NW W NW Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B2 B1 B2 B1 B1 SC B1 B1 SC SC B2 B1 B1 B1 B1 PoP 12hr 40 60 30 50 30 60 30 50 Rain shwrs C S L C S C C S L C S C Tstms C S C C C C C C C $$ VAZ037-082000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 159 PM EDT Tue Jul 8 2025 Date Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 93 71 88 70 86 Temp 93 89 80 76 73 72 74 83 86 82 77 73 72 71 73 80 82 81 77 Dewpt 71 70 72 72 72 71 72 72 72 72 71 71 71 71 71 71 71 72 72 RH 49 54 77 87 97 97 93 70 63 72 82 93 97100 93 74 69 74 85 Wind dir SW SW S NW SW S SW S S S SE S S SW SW SW S S S Wind spd 8 6 4 2 1 1 1 2 4 4 4 3 2 2 2 2 4 4 4 Clouds B1 B1 B1 SC SC SC SC FW B1 B2 B1 B2 B2 B2 B2 B1 B2 B2 B2 PoP 12hr 60 40 70 50 80 QPF 12hr 0.24 0.03 0.83 0.14 0.18 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C S S L C C S S C C D D C Tstms C C C S S L C S S S C L C Obvis PF PF Heat index 100 94 84 88 92 87 83 86 85 Max heat 100 100 92 93 86 87 Date Fri 07/11/25 Sat 07/12/25 Sun 07/13/25 Mon 07/14/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 70 88 70 89 71 89 70 88 Temp 72 73 84 79 72 74 86 80 73 74 85 79 73 73 85 80 Dewpt 71 71 71 72 72 71 72 73 72 72 72 72 72 70 71 72 PWind dir SW S W S W NW N E Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B1 B1 B2 B1 B1 B1 B1 B1 SC B1 B2 B1 SC SC B1 PoP 12hr 30 70 30 50 20 60 20 50 Rain shwrs C S L C S C S L S S C Tstms C C S C S C S S C $$ MDZ003-082000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 159 PM EDT Tue Jul 8 2025 Date Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 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 90 70 90 70 87 Temp 90 83 81 75 73 71 73 82 87 85 81 74 72 71 74 80 84 82 79 Dewpt 73 73 72 72 70 70 71 71 70 69 70 70 71 70 72 73 73 71 71 RH 58 72 74 90 90 97 93 69 57 59 69 87 97 97 93 79 70 69 77 Wind dir W W NW SW NW W SW W SW SW S S SE S S SW S S S Wind spd 6 5 3 2 2 2 2 2 3 4 3 2 2 2 2 2 4 4 3 Clouds B2 B1 SC B1 SC B2 B1 SC SC B1 B1 B2 B2 OV B2 B2 B2 B2 B2 PoP 12hr 80 20 30 40 60 QPF 12hr 0.22 0.06 0.37 0.09 0.07 Snow 12hr 00-00 00-00 00-00 Rain shwrs D C S C C C S S S S L L C Tstms L C S C C S S C C S Obvis PF PF Heat index 98 89 85 86 92 89 85 84 90 86 Max heat 98 91 92 91 90 90 Date Fri 07/11/25 Sat 07/12/25 Sun 07/13/25 Mon 07/14/25 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 89 70 91 71 90 69 88 Temp 72 73 86 82 72 74 88 82 74 75 86 81 72 72 85 81 Dewpt 71 72 72 72 70 71 72 71 72 73 72 70 69 70 71 70 PWind dir SW SW S S S W W SW Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B1 SC B1 B1 B1 SC B1 B1 SC SC B2 B1 B1 SC B1 PoP 12hr 30 50 20 40 30 60 40 40 Rain shwrs C S C S S C C S S L C S S C Tstms S S C S C C C S S C $$ MDZ017-082000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 159 PM EDT Tue Jul 8 2025 Date Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 95 75 92 74 88 Temp 95 94 85 79 77 76 79 85 89 89 82 77 76 74 78 83 86 85 81 Dewpt 76 76 77 76 74 73 75 76 76 76 76 75 74 72 75 75 75 75 75 RH 54 56 77 91 90 90 88 75 66 66 82 94 94 93 91 77 70 72 82 Wind dir S S SW S SW SW SW SW S S S SW SW SW S SW S S S Wind spd 8 9 5 5 5 5 5 4 5 6 5 5 5 6 6 6 8 8 5 Clouds FW SC B2 B1 B2 SC SC SC SC B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 50 60 70 70 70 QPF 12hr 0.03 0.28 0.16 1.03 0.45 Snow 12hr 00-00 00-00 00-00 Rain shwrs S L C C S S S S C L L C C C C L L C Tstms S C C S S C C S C C S C L L C Heat index 109107 96 94100100 89 90 95 94 87 Max heat 109 109 87 100 100 95 95 Flood A A A A Heat Y Y Date Fri 07/11/25 Sat 07/12/25 Sun 07/13/25 Mon 07/14/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 74 90 75 90 76 90 75 89 Temp 76 78 86 83 77 80 88 84 77 80 88 83 76 79 86 82 Dewpt 74 75 75 76 75 75 75 75 74 75 74 74 72 73 72 72 PWind dir SW S SW S S E SW E Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B2 B2 B1 B1 SC SC B1 SC SC SC B1 B1 SC SC B1 PoP 12hr 50 50 30 40 20 30 30 40 Rain shwrs C C C C C S S C S C C S S C Tstms C S S C C S C S C C C $$ WVZ502-082000- Petersburg WV 38.99N 79.15W Elev. 963 ft 159 PM EDT Tue Jul 8 2025 Date Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 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 90 66 90 65 87 Temp 90 87 80 72 69 67 71 83 87 85 77 71 69 67 69 80 83 82 76 Dewpt 70 70 71 70 68 67 69 72 71 71 72 71 69 67 68 72 72 72 72 RH 52 57 74 93 97100 93 70 59 63 85100100100 97 77 70 72 87 Wind dir W W W S SW SW S W S NW NW SW SW SW SW W SW S S Wind spd 5 5 3 2 1 1 1 1 2 3 2 2 2 1 1 2 2 3 2 Clouds B2 B1 SC SC SC SC SC SC SC B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 60 10 50 30 60 QPF 12hr 0.06 0 0.20 0.25 0.05 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C S C C C C C L L S Tstms C C S C C S C C S Obvis PF PF Heat index 96 92 83 88 93 90 84 88 87 Max heat 96 94 93 91 88 88 Date Fri 07/11/25 Sat 07/12/25 Sun 07/13/25 Mon 07/14/25 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 90 65 92 67 89 65 90 Temp 68 69 85 78 68 70 87 80 69 70 85 78 68 69 86 78 Dewpt 68 69 72 72 68 69 73 73 69 70 73 72 68 68 70 71 PWind dir SW W SW SW SW W W W Wind char LT LT LT LT LT LT LT LT Avg clouds B1 SC B1 B2 SC SC B1 B1 B1 SC B1 B2 B1 SC SC B1 PoP 12hr 20 60 20 50 30 70 30 50 Rain shwrs S C L S S C C S C L C S C Tstms S S C S C S S C S S C $$ MDZ014-082000- Annapolis MD 38.99N 76.49W Elev. 7 ft 159 PM EDT Tue Jul 8 2025 Date Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 91 75 87 74 84 Temp 91 87 80 78 78 76 78 82 84 82 80 78 76 75 76 79 81 80 79 Dewpt 76 75 74 76 75 74 74 74 76 75 74 75 74 73 73 73 75 74 74 RH 62 68 82 94 91 94 88 77 77 79 82 91 94 94 90 82 82 82 85 Wind dir S S NW SW SW SW W S SE NE NW SW SW SW SW SW S S S Wind spd 9 9 3 2 2 2 2 2 6 6 5 4 4 4 4 5 8 8 5 Clouds SC B2 B2 B2 B1 B2 B1 SC SC B1 B2 B2 B2 B2 B2 B2 B2 B2 OV PoP 12hr 70 50 60 60 70 QPF 12hr 0.31 0.14 0.49 0.29 0.24 Snow 12hr 00-00 00-00 00-00 Rain shwrs S L C C S S C L L C C C C L L C Tstms S L C S S C C C S S S C L C C Heat index 103 96 84 88 93 89 84 87 84 Max heat 103 101 93 92 87 87 Flood A A A A Heat Y Y Date Fri 07/11/25 Sat 07/12/25 Sun 07/13/25 Mon 07/14/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 74 85 75 87 75 86 75 86 Temp 76 77 83 82 77 78 84 82 77 78 84 83 77 77 84 82 Dewpt 74 73 75 75 74 74 75 74 75 73 75 73 72 72 72 72 PWind dir SW S S SE S SW SW SE Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B2 B1 B2 B1 SC B1 B1 SC SC B1 B1 B1 SC B1 B1 PoP 12hr 50 60 30 50 30 50 30 50 Rain shwrs C S C L C S C C C S S C C S C C Tstms C S C C S S C C C C C $$