Point Forecast Matrices
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
688 FOUS51 KLWX 101153 PFMLWX Point Forecast Matrices National Weather Service Baltimore MD/Washington DC 753 AM EDT Fri May 10 2024 VAZ054-102000- Reagan National Airport-Arlington VA 38.86N 77.03W Elev. 66 ft 753 AM EDT Fri May 10 2024 Date Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 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 64 50 66 53 68 Temp 59 60 60 59 57 54 53 51 52 59 62 64 61 57 55 54 55 62 65 66 62 Dewpt 55 53 52 49 47 47 46 45 45 44 43 44 45 47 48 49 50 49 46 47 47 RH 87 78 75 69 69 77 77 80 77 57 50 48 56 69 77 83 83 62 50 50 58 Wind dir NE NE E NE NE NE N N N N S S S SE S S W NW NW NW N Wind spd 9 10 11 14 13 11 9 5 5 5 5 10 8 5 6 4 5 9 10 9 6 Clouds OV OV OV OV OV OV B2 B1 SC B1 B1 B1 B2 B1 B1 B1 SC B1 B1 B1 B1 PoP 12hr 70 50 30 60 20 QPF 12hr 0.04 0.05 0.02 0.06 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S L L L C S C C L L C C S S S S Tstms S S S S Date Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 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 76 62 76 64 74 62 78 Temp 55 55 74 72 63 65 74 71 67 64 72 71 63 64 76 74 Dewpt 48 50 49 51 54 56 59 59 61 61 61 60 59 59 59 59 PWind dir SW S S S SE NE N E Wind char LT GN GN GN GN GN LT GN Avg clouds SC SC SC SC SC B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 SC PoP 12hr 5 5 20 60 60 50 30 20 Rain shwrs S C L L C C C C S Tstms C C S S $$ MDZ013-102000- Baltimore/Washington Airport-Anne Arundel MD 39.19N 76.67W Elev. 154 ft 753 AM EDT Fri May 10 2024 Date Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 59 47 65 50 64 Temp 56 56 56 55 54 52 50 48 51 58 62 63 59 56 53 51 53 59 62 63 59 Dewpt 54 53 52 50 48 47 46 45 45 44 43 43 45 47 48 49 50 49 48 48 49 RH 93 90 86 83 80 83 86 89 80 59 50 48 60 72 83 93 89 69 60 58 69 Wind dir E E E NE NE NE N N N NE S SE S S S S W NW NW NW NE Wind spd 10 10 11 10 8 8 5 5 4 2 3 5 6 6 6 5 5 6 9 6 5 Clouds OV OV OV OV OV OV B2 B1 B1 B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 SC SC PoP 12hr 80 50 30 60 30 QPF 12hr 0.12 0.07 0.02 0.06 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L D C S C C L L C C C C S S Tstms S S Coast Flood Y Y Date Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 49 75 60 75 62 71 59 78 Temp 52 53 73 70 61 63 74 69 64 63 70 68 61 62 76 73 Dewpt 48 50 51 53 55 57 60 61 62 62 62 61 59 60 60 60 PWind dir S S S S SE NE N E Wind char LT GN GN GN GN GN GN GN Avg clouds FW SC SC SC SC B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC PoP 12hr 5 0 20 60 60 50 30 20 Rain shwrs S C L L C C C C S Tstms C C S $$ MDZ011-102000- Baltimore Inner Harbor-Baltimore City MD 39.28N 76.61W Elev. 20 ft 753 AM EDT Fri May 10 2024 Date Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 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 64 52 70 56 69 Temp 59 60 59 60 59 57 55 53 53 63 65 67 64 61 58 57 56 64 66 67 64 Dewpt 53 50 50 49 47 46 45 44 44 42 41 42 43 46 47 48 49 47 47 47 47 RH 80 69 72 67 64 67 69 71 71 46 41 40 46 58 67 72 77 54 50 49 54 Wind dir E E E NE NE NE N N N NE SE SE S S S S SW NW NW N NE Wind spd 10 11 10 10 8 8 5 4 4 3 4 6 6 6 6 5 5 5 8 6 5 Wind gust 20 Clouds OV OV OV OV OV OV B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 SC SC PoP 12hr 80 50 30 60 30 QPF 12hr 0.15 0.05 0.03 0.08 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L D D C S C C L L C C C C S S Tstms S S Date Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 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 79 65 80 66 77 65 82 Temp 58 56 76 75 67 65 79 74 71 66 75 74 68 65 80 78 Dewpt 48 49 49 51 54 55 58 59 61 60 60 59 58 58 58 58 PWind dir S S S S SE NE N E Wind char LT GN GN GN GN GN GN GN Avg clouds SC SC SC SC SC B2 B2 B2 B2 B2 B2 B1 B2 B1 B1 SC PoP 12hr 5 0 20 60 60 50 30 20 Rain shwrs S C L L C C C C S Tstms C C S $$ WVZ052-102000- Martinsburg Airport-Berkeley WV 39.41N 77.98W Elev. 558 ft 753 AM EDT Fri May 10 2024 Date Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 59 44 62 46 65 Temp 56 56 56 55 54 50 48 46 48 55 60 59 56 51 49 48 52 58 62 64 59 Dewpt 53 52 50 48 46 45 44 43 44 44 44 46 47 47 46 45 47 45 45 44 45 RH 90 86 80 77 74 83 86 89 86 66 55 62 72 86 89 89 83 62 54 48 60 Wind dir E NE NE N N N N NW SW S S S S S S SW W NW NW NW NW Wind spd 5 6 9 10 10 6 4 2 2 3 5 5 5 5 5 4 6 10 11 9 6 Clouds OV OV OV OV OV OV B2 B2 B2 B2 B1 B2 B2 B2 B1 B1 SC B1 B1 SC FW PoP 12hr 90 40 70 60 20 QPF 12hr 0.24 0.02 0.13 0.06 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L D D C L L L L C C S S S S Tstms S S S C S S Date Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 44 74 55 73 57 71 56 76 Temp 48 50 72 69 58 61 71 68 60 60 69 68 59 61 74 71 Dewpt 43 45 48 50 50 53 57 57 57 58 59 57 56 56 57 58 PWind dir W S S S E NE N E Wind char LT GN LT GN LT GN LT GN Avg clouds FW FW SC SC SC B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC PoP 12hr 0 5 30 60 50 50 30 20 Rain shwrs C C L C C C C C S Tstms C C S $$ VAZ506-102000- Washington Dulles Airport-Loudoun VA 38.96N 77.45W Elev. 321 ft 753 AM EDT Fri May 10 2024 Date Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 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 62 47 66 49 67 Temp 58 59 59 58 56 52 51 48 50 58 62 64 59 55 53 51 53 61 64 65 61 Dewpt 55 55 52 51 49 48 47 46 46 45 45 46 50 50 50 49 51 49 48 48 49 RH 90 87 78 77 77 86 86 93 86 62 54 52 72 83 89 93 93 65 56 54 65 Wind dir E E E N N N N N N NW S S S S S SW W NW NW NW N Wind spd 5 5 9 10 9 5 4 3 2 2 3 5 4 5 5 3 5 9 10 9 5 Clouds OV OV OV OV OV OV OV B1 B1 B1 B1 B2 B1 B1 B1 B1 SC B1 B1 SC FW PoP 12hr 80 50 50 70 20 QPF 12hr 0.07 0.04 0.07 0.05 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C D L C S C C L L C C S S S S Tstms S S S S S S Date Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 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 48 76 59 75 61 73 59 78 Temp 52 54 74 72 61 63 74 69 65 62 72 70 62 63 77 74 Dewpt 48 50 49 52 53 56 59 61 62 62 63 62 59 60 61 61 PWind dir W S S S SE NE N NE Wind char LT GN GN GN GN GN GN GN Avg clouds FW FW SC SC SC B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC PoP 12hr 5 5 30 60 60 50 30 20 Rain shwrs C C L L C C C C S Tstms C C S S $$ VAZ037-102000- Charlottesville Airport-Albemarle VA 38.14N 78.45W Elev. 640 ft 753 AM EDT Fri May 10 2024 Date Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 75 49 69 50 73 Temp 64 71 71 68 62 57 53 52 53 61 66 66 61 57 54 53 55 66 70 72 66 Dewpt 56 53 52 50 47 46 45 44 44 44 43 45 47 47 47 45 45 43 41 40 42 RH 75 53 51 52 58 67 74 74 71 53 43 47 60 69 77 74 69 43 35 31 42 Wind dir W NW NW N N N N N NE SE S S SE SW W W W NW NW NW N Wind spd 8 10 10 12 12 8 5 4 3 3 5 6 4 3 3 3 4 10 9 9 5 Clouds B1 FW B1 B2 SC B1 B1 B1 B1 B1 B1 B2 SC SC SC SC FW SC FW FW FW PoP 12hr 60 20 60 40 10 QPF 12hr 0.02 0.01 0.07 0.03 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C S S L L C C Tstms S S S S S Date Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 49 78 60 75 62 77 61 81 Temp 54 54 76 73 62 62 72 71 65 62 74 74 64 64 79 76 Dewpt 43 44 47 48 51 54 58 58 59 59 60 59 57 58 59 59 PWind dir NW S S S SE N N E Wind char LT GN GN GN LT GN LT LT Avg clouds FW FW FW SC B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 PoP 12hr 0 5 30 70 60 50 30 20 Rain shwrs C C L L C C C C S Tstms C C C C $$ MDZ003-102000- Hagerstown Airport-Washington MD 39.71N 77.73W Elev. 705 ft 753 AM EDT Fri May 10 2024 Date Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 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 58 45 63 48 64 Temp 55 55 55 55 54 51 48 47 49 55 60 60 57 53 51 50 52 58 62 63 59 Dewpt 53 52 50 49 47 46 46 45 45 45 46 46 48 49 49 48 49 48 48 47 48 RH 93 90 83 80 77 83 93 93 86 69 60 60 72 86 93 93 89 69 60 56 67 Wind dir E E NE NE N NE N NE S S S S S S S SW W NW NW NW NW Wind spd 9 9 10 10 10 6 4 2 2 3 5 8 5 6 6 5 6 9 10 9 6 Clouds OV OV OV OV OV OV B2 B1 B1 B1 B1 B1 B2 B2 B1 B1 B1 B1 B1 SC FW PoP 12hr 90 40 60 70 30 QPF 12hr 0.21 0.03 0.12 0.08 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L D D C L L L L C C C C S S Tstms S C S S Date Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 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 46 74 56 73 59 71 57 76 Temp 49 51 73 69 58 61 71 69 62 62 69 68 60 61 74 72 Dewpt 46 48 51 53 52 55 59 59 59 60 60 59 57 58 60 60 PWind dir SW S S S SE NE N E Wind char LT GN GN GN GN GN LT GN Avg clouds FW FW SC SC SC B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC PoP 12hr 5 5 30 60 50 50 30 20 Rain shwrs C C L C C C C C S Tstms C C S $$ MDZ017-102000- Patuxent River NAS MD 38.29N 76.41W Elev. 39 ft 753 AM EDT Fri May 10 2024 Date Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 67 51 66 54 69 Temp 62 64 64 62 57 55 53 52 54 60 63 64 60 57 56 55 58 64 66 66 62 Dewpt 58 57 55 52 50 49 48 46 46 45 44 44 46 48 50 50 52 51 50 49 51 RH 87 78 73 70 77 80 83 80 74 58 50 48 60 72 80 83 80 63 56 54 67 Wind dir NE NE E NE NE NE NE N N N N SE SE SE S S W NW NW N N Wind spd 5 9 10 11 13 10 10 9 8 6 5 6 9 10 9 9 8 8 11 9 6 Clouds B2 OV OV OV OV OV OV B2 B1 B1 B1 SC B1 B1 B1 B1 SC SC B1 SC SC PoP 12hr 60 30 10 40 20 QPF 12hr 0.08 0.01 0 0.04 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C L C C C C C C S S S S Tstms S Date Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 53 74 62 76 64 75 62 77 Temp 56 58 73 68 64 66 75 69 66 66 73 70 63 65 75 71 Dewpt 51 52 53 55 55 58 61 62 62 62 63 62 60 60 61 60 PWind dir SE S S S S NE N NE Wind char LT GN GN BZ GN GN GN GN Avg clouds FW FW FW SC SC B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC PoP 12hr 0 0 20 50 70 50 30 20 Rain shwrs S C C L C C C C S Tstms S C S S $$ WVZ502-102000- Petersburg WV 38.99N 79.15W Elev. 963 ft 753 AM EDT Fri May 10 2024 Date Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 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 65 44 67 46 67 Temp 57 61 61 61 57 51 48 46 48 58 64 62 58 52 50 48 50 58 63 66 60 Dewpt 55 53 51 49 47 46 44 43 44 43 42 46 47 47 46 45 45 44 44 44 44 RH 93 75 70 65 69 83 86 89 86 57 45 56 67 83 86 89 83 59 50 45 55 Wind dir NE NW NW NW N S N SW SW S W W SW SW W W W NW NW NW NW Wind spd 5 9 10 11 9 5 3 2 2 4 6 8 5 4 4 5 6 10 10 9 8 Clouds B1 B1 B1 B1 B1 B1 B1 B1 B1 SC B2 B1 SC SC SC B1 SC SC SC FW FW PoP 12hr 70 30 90 50 10 QPF 12hr 0.04 0.01 0.11 0.03 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L C S S D D C C Tstms S S S S S S Date Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 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 44 79 56 76 57 74 56 80 Temp 49 50 75 72 59 59 74 70 61 58 71 70 59 60 78 74 Dewpt 42 44 47 50 51 54 58 59 58 58 61 60 57 58 60 61 PWind dir W SW S S SE N NW SE Wind char LT GN GN GN LT GN LT LT Avg clouds FW FW FW SC B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 SC PoP 12hr 0 5 30 70 50 50 30 30 Rain shwrs C C L C C C C C S S C Tstms C C S $$ MDZ014-102000- Annapolis MD 38.99N 76.49W Elev. 7 ft 753 AM EDT Fri May 10 2024 Date Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 60 50 64 53 65 Temp 58 57 57 57 56 54 53 52 53 57 60 62 61 57 55 54 55 59 62 63 61 Dewpt 55 53 52 51 48 48 47 46 46 44 44 44 45 48 49 49 50 49 50 49 49 RH 90 86 83 80 74 80 80 80 77 62 55 52 56 72 80 83 83 69 65 60 65 Wind dir E E E NE NE NE NE N N NE E SE S S S S SW NW NW N NE Wind spd 10 11 10 11 10 10 8 6 5 5 6 8 8 9 9 6 5 8 9 9 5 Clouds OV OV OV OV OV OV B2 B1 B1 B1 B1 B1 B2 B2 B1 B2 B1 B1 B1 SC SC PoP 12hr 70 50 20 50 30 QPF 12hr 0.07 0.10 0 0.06 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L L C C S S C C C C C C S S Tstms S S Coast Flood Y Y Date Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 53 73 63 75 63 72 62 76 Temp 56 56 71 70 65 65 73 71 65 63 69 70 64 63 73 72 Dewpt 51 51 53 54 57 58 61 61 62 62 63 61 60 60 61 60 PWind dir SE S S S S NE NE E Wind char LT GN GN GN GN GN GN GN Avg clouds FW FW SC SC SC B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC PoP 12hr 0 0 20 60 70 50 30 20 Rain shwrs S C L L C C C C S Tstms S C S $$