Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
813 FOUS51 KLWX 241737 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 137 PM EDT Mon Jun 24 2024 VAZ054-242000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 137 PM EDT Mon Jun 24 2024 Date Mon 06/24/24 Tue 06/25/24 Wed 06/26/24 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 70 92 77 97 Temp 90 90 83 78 74 71 74 85 90 92 88 81 80 77 80 91 97 95 87 Dewpt 54 52 52 55 56 55 57 55 54 55 58 61 63 63 67 66 67 68 70 RH 30 27 34 45 53 57 55 36 30 29 36 51 56 62 65 44 38 42 57 Wind dir N N N NW NW NW NW SW SW SW S S S SW SW SW SW SW W Wind spd 18 18 10 10 9 8 6 6 9 10 9 10 10 10 11 10 11 12 11 Wind gust 31 Clouds FW FW FW CL FW CL CL CL FW FW FW SC SC SC SC SC B1 B2 B2 PoP 12hr 0 0 0 5 60 QPF 12hr 0 0 0 0 0.32 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L L Tstms C C L Heat index 82 81 82 94101100 92 Max heat 88 88 80 88 90 85 82 101 101 Date Thu 06/27/24 Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 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 70 88 76 93 79 93 Temp 77 75 86 84 73 73 85 83 76 78 90 87 81 81 90 84 Dewpt 70 68 61 61 61 59 61 63 67 70 71 71 72 72 71 68 PWind dir W NW NE E SE S S W Wind char GN GN LT GN GN GN GN GN Avg clouds B2 B2 SC FW FW FW FW SC SC B1 B1 B1 B1 B1 B1 B1 PoP 12hr 70 10 5 5 10 30 30 40 Rain shwrs L C C C S S C Tstms L C C S C $$ MDZ013-242000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 137 PM EDT Mon Jun 24 2024 Date Mon 06/24/24 Tue 06/25/24 Wed 06/26/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 91 65 92 73 97 Temp 90 90 82 75 70 66 72 83 90 92 87 79 76 73 78 92 97 94 84 Dewpt 53 51 52 56 55 54 57 55 54 55 59 61 62 62 66 66 67 68 72 RH 28 26 35 52 59 65 59 38 30 29 39 54 62 68 67 43 38 43 67 Wind dir NW NW N NW NW NW NW W SW SW S S SW SW SW SW S S SW Wind spd 18 19 10 6 6 4 3 4 6 9 8 6 8 8 8 9 11 12 8 Wind gust 29 29 Clouds FW FW FW FW FW CL CL FW FW FW SC SC SC SC SC SC B1 B2 OV PoP 12hr 0 0 0 5 60 QPF 12hr 0 0 0 0 0.49 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L L Tstms C C L Heat index 95101 99 90 Max heat 88 88 80 88 90 85 101 101 Date Thu 06/27/24 Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 71 88 66 87 71 92 75 92 Temp 74 73 86 83 69 69 85 82 72 74 88 87 78 78 90 83 Dewpt 70 69 63 62 60 59 61 63 67 70 72 72 73 74 73 69 PWind dir W NW NE E SE S S W Wind char LT LT LT LT LT GN LT LT Avg clouds OV B2 SC FW FW FW FW SC SC B1 B1 B1 B1 B2 B1 B1 PoP 12hr 70 10 0 5 10 30 30 40 Rain shwrs L C C C C C C Tstms L C C C S C $$ MDZ011-242000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 137 PM EDT Mon Jun 24 2024 Date Mon 06/24/24 Tue 06/25/24 Wed 06/26/24 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 92 71 95 79 98 Temp 90 91 84 78 74 72 74 87 91 94 90 84 81 79 81 93 98 96 85 Dewpt 53 51 52 55 54 54 55 53 52 54 57 61 62 63 64 65 66 67 70 RH 28 26 33 45 50 53 51 31 27 26 33 46 53 58 56 40 35 39 61 Wind dir NW NW N NW NW NW NW W SW SW S S S SW SW SW S S W Wind spd 17 19 10 8 8 6 5 4 8 9 8 8 6 6 8 9 10 12 8 Wind gust 29 Clouds FW FW FW FW FW CL CL FW FW FW FW SC SC SC SC SC B1 B2 OV PoP 12hr 0 0 0 5 60 QPF 12hr 0 0 0 0 0.47 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L L Tstms C C L Heat index 84 82 83 95102100 90 Max heat 88 89 80 88 92 87 83 102 102 Date Thu 06/27/24 Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 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 91 71 90 77 94 80 94 Temp 78 74 88 84 73 73 87 83 77 78 90 87 82 82 91 84 Dewpt 69 66 61 59 59 57 59 61 67 69 70 70 72 71 70 66 PWind dir W NW NE E SE S S W Wind char LT LT LT LT LT GN LT LT Avg clouds OV B2 SC FW FW FW FW SC SC B1 B1 B1 B1 B2 B1 B1 PoP 12hr 70 10 0 5 10 30 30 40 Rain shwrs L C C C C C C Tstms L C C C S C $$ WVZ052-242000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 137 PM EDT Mon Jun 24 2024 Date Mon 06/24/24 Tue 06/25/24 Wed 06/26/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 58 90 67 94 Temp 84 86 79 70 64 59 66 80 87 89 85 75 70 67 76 89 94 89 81 Dewpt 54 52 54 54 54 53 57 56 55 56 60 61 61 61 64 67 66 68 68 RH 36 31 42 57 70 80 73 44 34 33 43 62 73 81 66 48 40 50 65 Wind dir NW N NW NW NW W W SW SW SW S S SW SW SW SW SW W W Wind spd 19 18 9 6 4 3 2 4 6 8 5 4 4 4 4 8 10 10 8 Clouds FW FW FW FW CL CL CL CL FW FW SC SC SC SC SC SC B1 B1 B2 PoP 12hr 0 0 0 10 60 QPF 12hr 0 0 0 0 0.25 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S L L L Tstms S L L L Heat index 80 85 92 97 93 84 Max heat 83 85 85 88 82 97 96 Date Thu 06/27/24 Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 66 84 59 85 68 90 71 88 Temp 70 69 82 79 63 64 81 81 70 72 87 86 74 74 85 81 Dewpt 67 65 58 57 57 57 59 61 64 67 69 68 70 70 68 62 PWind dir NW NW N SE SE S SW W Wind char LT GN LT LT GN GN LT GN Avg clouds B2 B1 FW FW FW FW FW SC SC B1 B1 B1 B1 B1 B1 SC PoP 12hr 70 10 0 5 10 30 40 40 Rain shwrs L C C C C C C Tstms L C C S S C $$ VAZ506-242000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 137 PM EDT Mon Jun 24 2024 Date Mon 06/24/24 Tue 06/25/24 Wed 06/26/24 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 62 91 71 96 Temp 88 89 81 73 68 63 69 82 89 91 86 79 74 71 76 89 95 94 81 Dewpt 54 53 54 56 55 55 58 58 56 58 60 60 61 62 65 67 67 68 71 RH 31 29 39 55 63 75 68 44 33 33 42 52 64 73 69 48 40 43 72 Wind dir NW N N NW NW NW NW SW SW SW S S S S SW SW SW SW W Wind spd 17 18 10 6 4 3 3 4 6 8 6 6 6 6 6 8 9 10 6 Wind gust 27 29 Clouds FW FW FW FW CL CL CL CL FW FW FW SC SC FW SC SC B1 B2 B2 PoP 12hr 0 0 0 10 60 QPF 12hr 0 0 0 0 0.36 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L L Tstms C C L Heat index 81 82 86 92 99 99 85 Max heat 86 88 87 90 84 99 100 Date Thu 06/27/24 Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 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 87 64 87 70 93 74 92 Temp 71 72 85 83 68 68 85 83 72 74 90 89 77 78 89 83 Dewpt 70 69 62 61 60 59 62 64 67 71 73 72 73 74 74 69 PWind dir NW N N E SE S S W Wind char LT LT LT LT LT GN LT LT Avg clouds B2 B1 SC FW FW FW FW SC SC B1 B1 B1 B1 B1 B1 SC PoP 12hr 70 10 5 5 10 30 30 40 Rain shwrs L C C C S C C Tstms L C C S C $$ VAZ037-242000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 137 PM EDT Mon Jun 24 2024 Date Mon 06/24/24 Tue 06/25/24 Wed 06/26/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 92 62 93 70 96 Temp 90 91 82 73 67 64 68 83 89 93 87 78 73 71 74 90 96 94 84 Dewpt 57 54 54 56 56 55 58 57 56 58 59 60 60 61 64 65 65 68 68 RH 33 29 38 55 68 73 70 41 33 31 39 54 64 71 71 44 36 43 59 Wind dir N N N N NW W W S SW SW S SW SW SW SW SW SW SW W Wind spd 14 14 10 4 3 2 1 4 6 8 6 5 5 5 5 6 9 9 6 Clouds SC FW CL CL CL CL CL FW FW FW FW FW FW FW FW SC SC B1 B1 PoP 12hr 0 0 0 0 40 QPF 12hr 0 0 0 0 0.07 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L Tstms C C L Heat index 92 99 99 87 Max heat 89 90 87 92 84 99 100 Date Thu 06/27/24 Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 70 91 67 90 72 94 75 94 Temp 73 74 87 84 70 71 87 84 74 75 91 88 77 79 91 84 Dewpt 68 68 64 62 61 60 62 64 66 69 70 69 70 71 71 69 PWind dir W NE NE E SE S SW W Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B2 SC SC FW SC SC SC SC B1 B1 B1 B1 B1 B1 B1 PoP 12hr 70 30 5 10 20 30 20 40 Rain shwrs L C C S S C S S S C Tstms L S S S C S S C $$ MDZ003-242000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 137 PM EDT Mon Jun 24 2024 Date Mon 06/24/24 Tue 06/25/24 Wed 06/26/24 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 87 61 90 70 93 Temp 85 86 80 71 66 62 68 82 88 90 87 78 73 71 75 89 93 87 80 Dewpt 54 53 55 54 54 54 57 57 55 56 60 61 61 61 65 68 68 69 69 RH 35 32 42 55 65 75 68 43 33 32 40 56 66 71 71 50 44 55 69 Wind dir NW N NW NW NW NW W SW SW SW S S S S SW SW SW W W Wind spd 16 17 9 4 3 2 3 4 6 8 5 4 5 5 5 8 10 10 8 Wind gust 26 Clouds FW FW FW FW CL CL CL CL FW FW SC SC SC SC SC SC B1 B2 B2 PoP 12hr 0 0 0 20 70 QPF 12hr 0 0 0 0 0.26 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S L L L Tstms S L L L Heat index 80 82 87 93 97 91 83 Max heat 83 85 86 89 84 97 96 Date Thu 06/27/24 Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 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 66 84 60 86 69 92 72 89 Temp 71 70 83 79 64 65 82 82 71 73 88 88 75 76 86 81 Dewpt 68 66 60 59 56 57 59 62 64 68 71 70 72 73 69 63 PWind dir NW NW N SE SE S S W Wind char LT LT LT LT GN GN LT GN Avg clouds B2 SC FW FW FW FW FW SC SC B1 B1 B1 B1 B1 B1 SC PoP 12hr 60 5 0 5 10 30 40 50 Rain shwrs L S C C C C C Tstms L C C S S C $$ MDZ017-242000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 137 PM EDT Mon Jun 24 2024 Date Mon 06/24/24 Tue 06/25/24 Wed 06/26/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 91 69 91 75 95 Temp 91 90 83 76 72 70 74 84 88 90 85 80 77 75 81 90 94 94 86 Dewpt 58 57 59 60 59 59 61 60 60 62 65 66 66 66 69 70 71 71 72 RH 33 33 44 58 64 68 64 44 39 39 51 62 69 74 67 52 47 47 63 Wind dir N N N N NW NW NW W S S S S S SW SW S S S S Wind spd 18 18 12 8 6 6 5 5 8 10 10 11 11 11 11 11 12 14 11 Wind gust 29 23 Clouds FW FW CL CL FW CL CL CL FW FW FW FW FW FW SC FW SC SC B2 PoP 12hr 0 0 0 0 30 QPF 12hr 0 0 0 0 0.13 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L Tstms C C C Heat index 83 84 88 90 87 82 84 96101101 92 Max heat 90 90 81 88 90 85 84 101 103 Date Thu 06/27/24 Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 73 88 70 87 74 91 77 91 Temp 75 77 86 83 72 74 85 82 75 78 89 86 78 81 90 82 Dewpt 71 70 66 66 64 64 64 67 68 71 72 73 72 73 73 73 PWind dir SW N NE E SE S S SW Wind char GN GN LT GN GN GN GN GN Avg clouds B2 B2 B1 SC FW FW FW SC SC SC SC SC SC B1 B1 B1 PoP 12hr 70 20 5 10 10 20 20 40 Rain shwrs L C S S S S S S C Tstms C S S S S S S C $$ WVZ502-242000- Petersburg WV 38.99N 79.15W Elev. 963 ft 137 PM EDT Mon Jun 24 2024 Date Mon 06/24/24 Tue 06/25/24 Wed 06/26/24 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 55 91 66 92 Temp 83 84 75 65 61 56 62 79 88 91 83 71 68 66 71 86 92 88 79 Dewpt 55 54 56 57 56 54 57 58 56 58 63 62 60 60 64 67 67 69 68 RH 38 36 52 75 84 93 84 49 34 33 51 73 76 81 79 53 44 54 69 Wind dir N N N W SW SW S SW SW W SW SW SW SW SW W W W W Wind spd 11 13 8 2 3 2 2 3 5 5 4 3 3 3 3 6 9 9 6 Clouds FW FW FW FW CL FW FW FW FW FW SC SC SC SC SC SC B1 B1 B2 PoP 12hr 0 0 20 10 70 QPF 12hr 0 0 0.01 0 0.07 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S L L L Tstms S L L L Heat index 84 89 96 92 Max heat 82 83 86 90 96 94 Date Thu 06/27/24 Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 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 64 85 58 88 68 93 70 88 Temp 69 66 83 78 61 63 85 82 69 72 91 86 73 72 86 79 Dewpt 66 65 59 60 59 58 63 65 65 68 71 72 70 70 70 66 PWind dir W N NE SE S SW SW W Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B1 SC FW FW FW FW SC B1 B1 B1 B1 B1 B1 B1 SC PoP 12hr 70 10 5 10 10 40 40 50 Rain shwrs L C S C C C C C Tstms L C C S S C $$ MDZ014-242000- Annapolis MD 38.99N 76.49W Elev. 7 ft 137 PM EDT Mon Jun 24 2024 Date Mon 06/24/24 Tue 06/25/24 Wed 06/26/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 91 70 90 76 92 Temp 89 90 83 76 73 70 73 82 86 89 85 79 78 76 79 89 91 91 84 Dewpt 55 53 54 59 57 57 58 58 59 61 64 67 65 65 68 69 71 70 72 RH 32 28 37 56 57 63 59 44 40 39 50 67 64 69 69 52 52 50 67 Wind dir NW N N NW NW NW NW SW S S S S S SW SW SW S S S Wind spd 16 18 10 8 6 5 4 6 9 11 11 10 10 10 9 10 12 13 10 Wind gust 27 29 Clouds FW FW FW FW CL CL CL CL CL FW FW SC SC SC SC SC SC B1 B2 PoP 12hr 0 0 0 5 50 QPF 12hr 0 0 0 0 0.46 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L Tstms C C L Heat index 82 89 86 94 98 97 90 Max heat 87 89 81 85 89 85 98 98 Date Thu 06/27/24 Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 72 87 70 85 74 89 78 89 Temp 74 74 83 82 72 73 83 80 75 78 85 84 80 81 86 82 Dewpt 72 68 64 65 63 60 63 65 69 70 73 73 73 73 73 71 PWind dir W N NE E SE S S W Wind char LT GN LT GN GN GN GN GN Avg clouds B2 B2 SC FW FW FW FW FW SC B1 B1 B1 B1 B1 B1 B1 PoP 12hr 70 20 5 5 10 20 30 50 Rain shwrs L C S S C C S C Tstms L S S C S S C $$