Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
321 FOUS51 KLWX 271437 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 1037 AM EDT Mon May 27 2024 VAZ054-272000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 1037 AM EDT Mon May 27 2024 Date Mon 05/27/24 Tue 05/28/24 Wed 05/29/24 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 68 85 64 78 Temp 76 81 83 79 75 72 70 71 77 82 81 77 71 67 65 67 74 75 75 70 Dewpt 69 70 70 68 67 65 62 62 58 57 56 55 56 56 56 57 55 54 54 54 RH 79 69 65 69 76 79 76 73 52 43 42 47 59 68 73 70 51 48 48 57 Wind dir S S SW SW SW W W W W W W NW NW NW W NW W W W NW Wind spd 16 16 16 10 9 9 9 9 11 10 12 10 9 8 6 8 9 9 10 5 Clouds B1 B2 B2 B2 SC FW FW CL CL SC SC FW FW FW FW SC SC B2 B2 B2 PoP 12hr 60 30 20 10 40 QPF 12hr 0.26 0.04 0 0 0.08 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L C S S S S C C Tstms S C C S S S S Heat index 85 87 82 81 Max heat 85 87 82 82 Date Thu 05/30/24 Fri 05/31/24 Sat 06/01/24 Sun 06/02/24 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 59 74 56 74 57 79 61 82 Temp 62 61 71 68 60 60 71 69 60 62 76 72 64 65 78 75 Dewpt 53 49 45 44 45 45 41 44 47 49 47 51 52 54 53 56 PWind dir NW NW NW NW NW N W SW Wind char LT GN LT GN LT LT LT LT Avg clouds B2 SC FW FW FW FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 10 5 5 5 5 5 10 20 Rain shwrs S Tstms S $$ MDZ013-272000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 1037 AM EDT Mon May 27 2024 Date Mon 05/27/24 Tue 05/28/24 Wed 05/29/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 65 83 60 77 Temp 77 80 82 76 73 70 67 69 76 80 80 75 68 64 62 65 73 74 73 68 Dewpt 68 70 71 69 69 65 62 62 60 59 58 58 57 55 55 57 57 56 56 56 RH 74 72 69 79 87 84 84 78 58 49 47 55 68 73 78 75 57 53 55 65 Wind dir S S S S SW W W W W W W W NW W W NW W W W W Wind spd 13 13 10 6 5 8 6 6 12 12 14 10 9 6 5 6 9 9 11 5 Clouds B2 OV B2 B2 B1 FW FW CL CL SC SC FW FW FW FW SC SC B2 B2 B2 PoP 12hr 60 40 20 10 50 QPF 12hr 0.48 0.10 0 0 0.07 Snow 12hr 00-00 00-00 00-00 Rain shwrs C O O C S S C C C C Tstms S C C S S S S S Heat index 83 86 81 81 Max heat 83 86 81 81 Coast Flood Y Date Thu 05/30/24 Fri 05/31/24 Sat 06/01/24 Sun 06/02/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 56 74 54 74 55 78 57 81 Temp 60 59 71 68 58 58 71 68 58 61 75 71 61 63 78 73 Dewpt 54 50 46 46 46 46 43 46 47 49 48 52 53 54 54 57 PWind dir NW NW NW NW NW N NW S Wind char LT GN LT LT LT LT LT LT Avg clouds B2 SC FW FW FW FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 10 10 10 5 5 5 10 10 $$ MDZ011-272000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 1037 AM EDT Mon May 27 2024 Date Mon 05/27/24 Tue 05/28/24 Wed 05/29/24 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 89 70 87 67 82 Temp 76 83 84 80 78 75 72 71 81 83 84 79 74 71 68 68 78 78 77 73 Dewpt 68 70 70 68 68 65 62 61 58 57 56 56 56 56 55 56 55 54 55 54 RH 76 65 63 67 71 71 71 71 46 41 38 45 53 59 63 65 45 43 47 51 Wind dir S S S S SW W W W W W W W NW W W NW W W W NW Wind spd 13 12 10 6 5 8 6 6 12 13 14 10 9 6 6 6 9 10 10 5 Clouds B2 OV B2 B2 B1 FW FW CL CL SC SC FW FW FW FW SC SC B2 B2 B2 PoP 12hr 60 40 20 10 50 QPF 12hr 0.57 0.11 0 0 0.08 Snow 12hr 00-00 00-00 00-00 Rain shwrs C O O C S S C C C C Tstms S C C S S S C C Heat index 87 88 83 81 Max heat 87 90 82 83 Date Thu 05/30/24 Fri 05/31/24 Sat 06/01/24 Sun 06/02/24 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 61 78 59 78 61 82 64 85 Temp 65 61 75 72 63 62 75 73 64 62 79 76 67 65 81 78 Dewpt 53 49 44 44 45 44 42 44 47 48 47 51 52 54 53 55 PWind dir NW NW NW NW NW N NW S Wind char LT GN LT LT LT LT LT LT Avg clouds B2 SC FW FW FW FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 10 10 10 5 5 5 10 20 Rain shwrs S $$ WVZ052-272000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 1037 AM EDT Mon May 27 2024 Date Mon 05/27/24 Tue 05/28/24 Wed 05/29/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 82 60 79 55 72 Temp 72 78 79 74 69 64 61 66 73 77 76 70 63 59 56 62 68 69 68 63 Dewpt 67 67 67 64 61 59 56 57 55 54 53 53 53 53 52 55 53 53 51 51 RH 84 69 67 71 76 84 84 73 53 45 45 55 70 80 86 78 59 57 54 65 Wind dir S SW SW W W W W W W W W W W W W W W NW NW NW Wind spd 14 10 9 6 6 5 5 8 13 14 16 9 5 4 4 4 9 9 9 5 Clouds B2 OV B1 SC FW FW CL FW FW SC SC FW SC FW FW B1 B1 OV OV B2 PoP 12hr 70 30 20 10 50 QPF 12hr 0.21 0.02 0.01 0 0.16 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L C S S C C C C Tstms S C C S S S C C Date Thu 05/30/24 Fri 05/31/24 Sat 06/01/24 Sun 06/02/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 50 70 46 70 48 75 52 78 Temp 55 56 67 63 50 55 68 64 53 57 72 69 56 60 76 71 Dewpt 49 46 42 42 40 43 40 44 44 47 47 51 50 53 52 56 PWind dir NW NW NW NW NW N W SE Wind char LT GN LT GN LT LT LT LT Avg clouds B2 SC FW FW FW FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 5 10 5 5 5 5 10 20 Rain shwrs S Tstms S $$ VAZ506-272000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 1037 AM EDT Mon May 27 2024 Date Mon 05/27/24 Tue 05/28/24 Wed 05/29/24 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 86 63 82 58 75 Temp 75 81 83 77 72 69 65 69 76 81 80 73 67 62 60 65 73 73 72 67 Dewpt 67 70 69 69 67 64 60 62 59 57 57 57 56 55 55 57 57 55 55 55 RH 76 69 63 76 84 84 84 78 56 44 45 57 68 78 84 75 57 53 55 65 Wind dir S S SW SW SW W W W W W W NW NW W W NW NW W NW NW Wind spd 14 13 10 5 5 6 5 6 11 12 13 9 6 5 4 5 9 10 10 4 Clouds B1 B2 B1 B1 SC FW FW CL CL SC SC FW FW FW FW SC SC B2 B2 B1 PoP 12hr 60 30 20 10 40 QPF 12hr 0.26 0.04 0 0 0.09 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L C S S C C C C Tstms S C C S S S S C Heat index 85 87 81 80 Max heat 85 87 81 81 Date Thu 05/30/24 Fri 05/31/24 Sat 06/01/24 Sun 06/02/24 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 55 72 51 72 51 77 55 82 Temp 58 58 70 66 55 57 70 67 55 59 74 71 59 62 78 73 Dewpt 52 49 45 45 44 46 43 46 46 49 48 53 51 54 53 57 PWind dir NW NW NW NW NW N W SW Wind char LT GN LT LT LT LT LT LT Avg clouds B1 SC FW FW FW FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 10 10 5 5 5 5 10 20 Rain shwrs S Tstms S $$ VAZ037-272000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 1037 AM EDT Mon May 27 2024 Date Mon 05/27/24 Tue 05/28/24 Wed 05/29/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 64 85 59 79 Temp 75 82 83 80 74 70 67 69 78 82 83 76 69 64 61 65 75 76 77 71 Dewpt 67 68 66 64 62 60 57 58 56 53 52 53 53 53 52 55 53 51 50 49 RH 76 63 57 58 66 71 70 68 47 37 34 45 57 67 72 70 46 42 39 46 Wind dir S SW SW SW W W W W W W W W NW W W W W W NW NW Wind spd 12 10 10 5 4 5 4 4 10 11 12 8 4 3 3 3 6 8 9 4 Clouds B2 B2 B1 SC FW FW CL CL FW FW SC FW FW FW FW SC SC B1 B1 SC PoP 12hr 70 20 10 5 20 QPF 12hr 0.08 0.02 0 0 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C S S S Tstms S S S S S Heat index 85 85 82 Max heat 85 87 81 82 Date Thu 05/30/24 Fri 05/31/24 Sat 06/01/24 Sun 06/02/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 55 77 51 75 52 80 57 83 Temp 60 59 73 68 56 58 73 69 57 58 76 72 61 61 80 75 Dewpt 48 47 42 43 42 43 40 43 44 46 46 51 50 52 52 57 PWind dir NW NW NW N NW N NW SW Wind char LT LT LT LT LT LT LT LT Avg clouds SC FW FW FW SC FW CL FW FW FW FW SC SC SC SC SC PoP 12hr 5 5 5 5 5 10 10 20 Rain shwrs S Tstms S $$ MDZ003-272000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 1037 AM EDT Mon May 27 2024 Date Mon 05/27/24 Tue 05/28/24 Wed 05/29/24 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 82 60 79 55 72 Temp 74 78 78 75 69 66 62 66 74 77 75 70 63 59 56 62 68 68 67 64 Dewpt 66 70 68 66 63 61 58 59 58 57 55 55 55 54 53 56 56 55 54 53 RH 76 76 71 74 81 84 87 78 57 50 50 59 75 83 90 81 65 63 63 67 Wind dir S S SW SW SW W W W W W W W W W W W W W W W Wind spd 17 12 10 8 6 6 5 8 14 14 13 9 6 5 4 4 10 9 11 4 Clouds B2 B2 B1 SC FW FW FW FW SC B1 SC SC FW SC SC B1 B1 OV OV B2 PoP 12hr 70 40 20 10 60 QPF 12hr 0.25 0.02 0.05 0 0.15 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L C S S L L L L Tstms S C C S S S S C C Date Thu 05/30/24 Fri 05/31/24 Sat 06/01/24 Sun 06/02/24 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 52 70 49 72 50 76 53 79 Temp 55 56 68 63 53 55 68 66 54 57 73 69 58 61 76 71 Dewpt 50 47 44 44 42 44 43 46 45 49 48 53 51 54 54 58 PWind dir NW NW NW NW NW N N S Wind char LT GN LT LT LT LT LT LT Avg clouds B2 SC FW FW FW FW FW FW FW FW FW FW SC SC SC SC PoP 12hr 10 10 5 5 5 5 10 20 Rain shwrs S Tstms S $$ MDZ017-272000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 1037 AM EDT Mon May 27 2024 Date Mon 05/27/24 Tue 05/28/24 Wed 05/29/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 68 85 64 79 Temp 76 81 81 76 73 72 70 72 78 82 81 75 71 67 65 68 76 78 75 70 Dewpt 71 70 71 69 69 68 65 64 62 61 61 63 60 59 57 59 60 58 59 59 RH 85 69 72 79 87 87 84 76 58 49 51 66 68 75 75 73 58 50 58 68 Wind dir S S S S S SW W W W W SW W NW NW NW NW NW W W NW Wind spd 13 16 13 11 9 9 5 4 8 9 10 6 4 6 6 8 8 8 6 6 Clouds B2 B2 OV B1 B2 FW FW FW FW FW B1 B1 SC FW FW FW FW B2 B2 B1 PoP 12hr 60 20 10 10 30 QPF 12hr 0.24 0.07 0 0 0.11 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L S C C Tstms S C C S Heat index 85 85 83 82 Max heat 85 86 83 83 Date Thu 05/30/24 Fri 05/31/24 Sat 06/01/24 Sun 06/02/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 59 75 58 74 58 77 60 80 Temp 63 62 72 68 60 62 72 68 61 63 75 70 63 66 78 72 Dewpt 56 54 49 50 49 49 45 49 49 51 50 54 54 56 57 58 PWind dir NW NW NW NW NW N SW S Wind char LT GN LT GN LT LT LT LT Avg clouds B1 SC FW SC FW FW FW FW FW FW FW FW SC SC SC SC PoP 12hr 10 5 5 5 5 10 10 10 $$ WVZ502-272000- Petersburg WV 38.99N 79.15W Elev. 963 ft 1037 AM EDT Mon May 27 2024 Date Mon 05/27/24 Tue 05/28/24 Wed 05/29/24 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 58 78 54 72 Temp 73 79 82 74 68 63 59 63 72 76 75 69 61 58 55 60 66 69 69 63 Dewpt 65 65 64 62 61 58 54 55 55 54 53 54 54 53 52 54 52 52 51 51 RH 76 62 55 66 78 84 83 75 55 46 46 59 78 83 90 81 61 55 53 65 Wind dir SW SW W W SW W W W W W W W W W W W W W W W Wind spd 11 10 9 5 5 4 5 5 13 12 12 6 4 3 3 3 8 9 9 5 Clouds B1 B1 SC SC SC SC FW FW FW SC SC SC SC FW SC B1 B2 B2 B2 B2 PoP 12hr 90 40 20 20 60 QPF 12hr 0.08 0.01 0.01 0 0.07 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C C C S S S S C C L L Tstms C S S S S S S C Heat index 83 Max heat 83 Date Thu 05/30/24 Fri 05/31/24 Sat 06/01/24 Sun 06/02/24 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 50 70 43 72 46 78 52 82 Temp 53 52 68 63 49 51 69 64 51 54 74 69 56 58 78 71 Dewpt 48 44 41 43 42 41 40 45 44 45 46 53 49 51 52 58 PWind dir NW NW NW NW W N SW W Wind char LT LT LT LT LT LT LT LT Avg clouds B2 SC FW FW FW FW CL FW FW FW FW FW SC SC SC SC PoP 12hr 5 10 5 5 5 5 10 20 Rain shwrs S Tstms S $$ MDZ014-272000- Annapolis MD 38.99N 76.49W Elev. 7 ft 1037 AM EDT Mon May 27 2024 Date Mon 05/27/24 Tue 05/28/24 Wed 05/29/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 82 68 82 65 77 Temp 76 78 78 76 73 72 69 70 75 80 79 75 71 68 65 67 73 74 73 70 Dewpt 70 71 70 69 69 67 64 63 60 60 60 60 59 58 58 59 57 57 57 57 RH 82 79 76 79 87 84 84 78 60 51 52 60 66 70 78 75 57 55 57 63 Wind dir S S S S S W W W W W W W NW NW W NW W W W W Wind spd 16 16 12 9 8 8 8 6 11 11 11 9 9 8 8 8 9 9 10 6 Clouds B1 B2 B2 B1 SC FW FW CL CL SC SC FW FW FW FW SC SC B2 B2 B1 PoP 12hr 60 40 20 10 40 QPF 12hr 0.32 0.10 0 0 0.09 Snow 12hr 00-00 00-00 00-00 Rain shwrs C O O C S S S S C C Tstms S C C S S S S Heat index 81 Max heat 81 81 Coast Flood Y Date Thu 05/30/24 Fri 05/31/24 Sat 06/01/24 Sun 06/02/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 60 73 57 73 58 77 62 79 Temp 63 61 70 69 60 60 70 69 62 62 74 71 64 65 75 73 Dewpt 56 52 48 48 47 47 45 47 50 51 51 54 56 56 57 59 PWind dir NW NW NW NW NW N W S Wind char LT GN LT GN LT LT LT LT Avg clouds B1 SC FW FW FW FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 10 10 5 5 5 5 10 10 $$