631
FOUS51 KLWX 111739
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
139 PM EDT MON AUG 11 2025
VAZ054-112000-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
139 PM EDT MON AUG 11 2025
DATE MON 08/11/25 TUE 08/12/25 WED 08/13/25
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 87 73 89 75 90
TEMP 85 87 82 77 74 74 76 83 88 87 83 80 78 77 78 85 88 88 82
DEWPT 68 67 69 71 71 72 73 73 70 71 71 73 73 73 74 73 72 71 73
RH 57 52 65 82 90 93 90 72 55 59 67 79 85 87 88 67 59 57 74
WIND DIR SE SE S S S S S S S S S S S S SW SW SW SW S
WIND SPD 6 10 10 6 5 4 3 5 8 9 9 6 5 5 5 5 5 6 5
CLOUDS SC SC SC FW SC B1 B1 SC SC SC SC SC SC B1 B1 B1 B1 B1 B2
POP 12HR 0 5 20 10 50
QPF 12HR 0 0 0 0 0.04
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S C C S
TSTMS S C C S
HEAT INDEX 88 90 85 89 93 93 88 84 92 95 94 87
MAX HEAT 88 90 93 93 87 95 95
DATE THU 08/14/25 FRI 08/15/25 SAT 08/16/25 SUN 08/17/25
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 75 90 74 90 74 90 73 93
TEMP 78 78 88 83 78 78 88 83 77 76 89 83 76 77 90 85
DEWPT 73 72 70 71 71 70 68 69 71 72 69 68 70 70 67 68
PWIND DIR W N N E SE SE S S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 SC SC B1 SC FW FW SC FW FW FW SC FW FW FW FW
POP 12HR 20 30 10 20 10 20 5 10
RAIN SHWRS S C S S
TSTMS S C S S
MDZ013-112000-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
139 PM EDT MON AUG 11 2025
DATE MON 08/11/25 TUE 08/12/25 WED 08/13/25
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 70 89 73 90
TEMP 84 86 80 74 72 71 73 82 87 87 82 77 75 74 76 85 88 87 81
DEWPT 68 68 69 71 71 71 73 73 72 72 72 74 74 73 74 74 73 74 73
RH 59 55 69 90 97100100 74 61 61 72 90 97 97 94 70 61 65 77
WIND DIR SE SE S S S S S S SE SE S S S S SW S S S SW
WIND SPD 5 6 5 3 2 2 2 3 5 6 5 3 2 2 2 3 5 5 3
CLOUDS SC SC FW FW SC B1 B1 SC SC SC SC SC SC SC B1 B1 B1 B1 B1
POP 12HR 0 5 20 10 50
QPF 12HR 0 0 0 0 0.14
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S C C C
TSTMS S S C C C
OBVIS PF
HEAT INDEX 87 89 83 87 94 94 87 93 96 95 86
MAX HEAT 87 89 94 95 84 96 96
DATE THU 08/14/25 FRI 08/15/25 SAT 08/16/25 SUN 08/17/25
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 91 72 90 71 90 72 93
TEMP 74 75 88 82 75 75 87 82 74 74 87 82 74 75 90 84
DEWPT 74 73 73 72 71 69 70 70 70 72 71 71 70 71 71 70
PWIND DIR W N N E SE SE S S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 SC SC B1 SC FW FW SC FW FW FW SC FW FW FW FW
POP 12HR 30 30 10 20 10 20 5 10
RAIN SHWRS C C S S
TSTMS C C S S
MDZ011-112000-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
139 PM EDT MON AUG 11 2025
DATE MON 08/11/25 TUE 08/12/25 WED 08/13/25
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 92 76 93 78 95
TEMP 88 92 85 81 76 77 78 87 92 91 85 84 80 79 82 89 93 91 84
DEWPT 67 65 66 70 70 70 71 71 70 70 71 72 72 72 72 73 72 72 72
RH 50 41 53 69 82 79 79 59 49 50 63 67 77 79 72 59 51 54 67
WIND DIR SE SE S S S S S S SE SE S S S S SW S S S SW
WIND SPD 5 6 5 3 2 1 1 3 6 6 5 3 2 2 2 3 5 5 3
CLOUDS SC SC FW FW FW B1 B1 SC SC SC SC SC SC SC B1 B1 B2 B2 B2
POP 12HR 0 0 20 10 60
QPF 12HR 0 0 0 0 0.23
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S L L C
TSTMS S C C C
OBVIS PF
HEAT INDEX 91 94 87 85 93 98 97 90 90 84 87 97101 99 90
MAX HEAT 91 95 86 98 97 91 87 101 101
DATE THU 08/14/25 FRI 08/15/25 SAT 08/16/25 SUN 08/17/25
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 77 95 77 94 77 95 77 97
TEMP 79 81 92 84 81 80 92 84 80 80 92 84 80 80 95 87
DEWPT 72 71 69 69 69 67 66 67 70 70 68 68 69 68 67 67
PWIND DIR W N N E SE SE S S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 SC SC B1 SC FW FW SC FW FW FW SC FW FW FW SC
POP 12HR 30 30 10 20 10 20 5 10
RAIN SHWRS C C S S
TSTMS C C S S
WVZ052-112000-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
139 PM EDT MON AUG 11 2025
DATE MON 08/11/25 TUE 08/12/25 WED 08/13/25
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 88 67 90 70 90
TEMP 86 88 82 74 70 69 72 82 88 87 82 76 73 72 74 83 88 85 79
DEWPT 66 66 67 69 69 68 69 71 69 69 70 71 71 70 71 71 70 71 72
RH 51 48 61 84 97 97 90 69 54 55 67 85 93 93 90 67 55 63 79
WIND DIR SE SE S S S S S S SE S S S S S SW W W SW W
WIND SPD 5 8 6 5 2 1 1 2 5 5 4 2 2 1 1 2 4 4 2
CLOUDS FW SC FW FW FW B1 B1 SC SC SC SC SC SC B1 B1 B1 B2 B2 B1
POP 12HR 0 0 20 10 60
QPF 12HR 0 0 0 0 0.10
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C L L S
TSTMS S S C C S
OBVIS PF PF
HEAT INDEX 88 90 85 86 92 91 86 88 93 90
MAX HEAT 88 90 92 93 93 93
DATE THU 08/14/25 FRI 08/15/25 SAT 08/16/25 SUN 08/17/25
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 66 90 67 91 68 93
TEMP 72 74 86 79 71 72 87 81 71 72 88 81 72 73 90 84
DEWPT 71 70 68 68 67 67 66 68 68 68 67 68 68 68 67 67
PWIND DIR W NW NW NE SE SE S W
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 SC SC B1 SC FW FW SC FW FW FW SC FW FW FW SC
POP 12HR 20 30 10 20 10 20 5 20
RAIN SHWRS S C S S S
TSTMS S C S S S
VAZ506-112000-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
139 PM EDT MON AUG 11 2025
DATE MON 08/11/25 TUE 08/12/25 WED 08/13/25
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 87 71 91 73 92
TEMP 85 86 81 75 73 72 73 83 89 89 83 78 75 74 76 85 89 88 81
DEWPT 70 69 71 73 73 72 73 74 72 71 73 75 74 73 75 74 73 73 73
RH 61 57 72 94100100100 74 57 56 72 91 97 97 97 70 59 61 77
WIND DIR S S S S S S S S S S S S S S SW SW SW W SW
WIND SPD 5 8 8 5 2 2 2 3 5 6 5 4 3 2 2 3 4 5 4
CLOUDS B1 B1 SC FW FW B2 B1 SC SC SC SC SC SC B1 B1 B1 B2 B2 B2
POP 12HR 0 0 20 10 60
QPF 12HR 0 0 0 0 0.08
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S L L S
TSTMS S C C S
OBVIS PF
HEAT INDEX 90 90 85 90 96 95 89 93 97 96 86
MAX HEAT 90 92 96 96 86 97 96
DATE THU 08/14/25 FRI 08/15/25 SAT 08/16/25 SUN 08/17/25
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 91 71 92 71 92 71 95
TEMP 74 75 88 82 74 74 89 83 74 74 90 83 74 74 92 85
DEWPT 74 73 72 71 71 70 71 70 71 73 72 71 70 72 70 70
PWIND DIR W NW NW E SE S S S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 SC B1 B1 SC FW FW SC SC FW FW SC FW FW FW FW
POP 12HR 20 30 10 20 10 20 5 10
RAIN SHWRS S C S S
TSTMS S C S S
VAZ037-112000-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
139 PM EDT MON AUG 11 2025
DATE MON 08/11/25 TUE 08/12/25 WED 08/13/25
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 69 87 70 88
TEMP 84 85 79 73 71 70 72 81 85 84 79 75 73 72 73 82 86 83 79
DEWPT 67 67 69 71 71 70 71 72 71 71 71 72 72 71 72 72 72 72 73
RH 57 55 72 93100100 97 74 63 65 77 90 97 97 97 72 63 70 82
WIND DIR SE SE SE S S S S S SE S S SW SW SW SW SW S SW SW
WIND SPD 5 5 5 2 2 1 1 3 5 5 5 3 3 2 2 2 4 4 3
CLOUDS B1 B1 B1 SC SC B2 B1 B1 B1 B1 SC SC SC B1 SC SC B1 B1 B1
POP 12HR 10 10 30 20 50
QPF 12HR 0 0 0 0 0.05
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C S S S S S S C C S
TSTMS S C S S C C S
OBVIS PF PF PF
HEAT INDEX 87 88 85 90 89 87 92 88
MAX HEAT 87 88 90 90 92 91
DATE THU 08/14/25 FRI 08/15/25 SAT 08/16/25 SUN 08/17/25
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 69 88 69 89 69 90
TEMP 72 73 85 79 72 73 85 79 71 73 86 79 72 72 88 80
DEWPT 71 71 70 71 70 70 69 70 70 70 70 69 69 70 68 69
PWIND DIR W NW NW E N S S S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 SC B1 SC SC SC B1 SC SC FW B1 FW FW FW FW
POP 12HR 20 40 20 30 20 30 5 10
RAIN SHWRS S C S C S C
TSTMS S C S S S C
MDZ003-112000-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
139 PM EDT MON AUG 11 2025
DATE MON 08/11/25 TUE 08/12/25 WED 08/13/25
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 89 69 92 71 91
TEMP 86 89 82 74 71 69 72 82 89 89 83 77 74 72 74 84 89 87 80
DEWPT 69 68 67 69 70 69 71 72 71 70 70 72 71 71 72 73 71 71 72
RH 57 50 61 84 97100 97 72 56 54 65 85 90 97 93 70 56 59 77
WIND DIR S S SE S S S S S S S S S S S S W W W W
WIND SPD 5 5 5 5 3 2 2 2 5 5 5 3 3 2 2 3 5 5 4
CLOUDS FW FW FW FW FW SC B1 SC SC SC SC SC SC B1 B1 SC B2 B2 B1
POP 12HR 0 0 20 20 60
QPF 12HR 0 0 0 0 0.05
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C L L C
TSTMS S C C C
OBVIS PF PF
HEAT INDEX 90 93 85 87 95 94 87 90 95 93 84
MAX HEAT 90 93 95 94 83 95 95
DATE THU 08/14/25 FRI 08/15/25 SAT 08/16/25 SUN 08/17/25
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 91 68 92 68 92 69 96
TEMP 73 73 88 81 72 72 88 82 72 73 90 84 73 74 93 85
DEWPT 71 71 69 68 67 67 67 67 67 69 70 68 69 70 70 68
PWIND DIR W NW N NE SE S S W
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 SC SC B1 SC FW FW SC FW FW FW SC FW FW FW SC
POP 12HR 30 30 10 20 10 20 5 20
RAIN SHWRS C C S S S
TSTMS C C S S S
MDZ017-112000-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
139 PM EDT MON AUG 11 2025
DATE MON 08/11/25 TUE 08/12/25 WED 08/13/25
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 72 86 74 88
TEMP 81 82 77 75 73 72 76 81 83 84 80 77 75 75 78 83 85 85 81
DEWPT 70 70 72 72 72 72 74 74 74 75 75 74 74 73 74 75 75 75 75
RH 69 67 85 90 97100 94 79 74 74 85 90 97 94 88 77 72 72 82
WIND DIR SE SE S S S S S SE SE SE S S S SW SW S S S S
WIND SPD 6 9 8 5 4 3 3 4 8 9 6 5 5 5 5 5 6 6 5
CLOUDS B1 SC SC SC SC B1 B1 SC SC SC SC SC SC SC B1 B1 B1 B1 B1
POP 12HR 5 5 20 20 40
QPF 12HR 0 0 0 0 0.02
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S S C C S
TSTMS S C C S
HEAT INDEX 85 86 86 90 92 85 90 94 94 87
MAX HEAT 85 86 90 92 94 94
DATE THU 08/14/25 FRI 08/15/25 SAT 08/16/25 SUN 08/17/25
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 74 87 73 87 72 89
TEMP 76 78 85 81 76 78 85 80 75 77 85 80 74 76 87 81
DEWPT 74 75 74 74 72 73 73 73 72 73 71 71 69 71 70 71
PWIND DIR SW N NW NE SE SE S S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 SC SC B1 SC FW FW SC FW FW FW FW FW CL CL FW
POP 12HR 20 30 10 20 10 10 5 5
RAIN SHWRS S C S
TSTMS S C S
WVZ502-112000-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
139 PM EDT MON AUG 11 2025
DATE MON 08/11/25 TUE 08/12/25 WED 08/13/25
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 91 67 89
TEMP 88 89 79 71 68 67 68 82 88 85 77 71 70 68 70 80 86 85 77
DEWPT 66 67 69 69 68 66 67 70 70 70 72 70 69 68 69 72 72 71 72
RH 48 48 72 93100 97 97 67 55 61 85 97 97100 97 77 63 63 85
WIND DIR SE SE S S S S S NE SE S W SW SW SW SW W W W W
WIND SPD 3 5 5 3 2 2 1 2 3 4 3 2 2 2 2 2 3 4 2
CLOUDS FW B1 B1 SC FW SC SC SC B1 B1 SC SC B1 B1 B1 B1 B2 B2 B1
POP 12HR 10 10 40 30 70
QPF 12HR 0 0 0.12 0.01 0.19
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C S S C C C C L L C
TSTMS S C S C C L C
OBVIS PF PF
HEAT INDEX 90 92 86 93 90 84 92 90
MAX HEAT 90 93 93 91 92 93
DATE THU 08/14/25 FRI 08/15/25 SAT 08/16/25 SUN 08/17/25
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 89 64 91 65 92 66 94
TEMP 68 69 85 77 67 67 88 78 68 68 89 79 69 69 92 81
DEWPT 68 68 71 70 66 66 69 69 66 66 70 70 67 67 69 70
PWIND DIR W NW W N SW S SW W
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B1 B1 FW FW SC B1 FW FW SC SC FW FW FW SC
POP 12HR 30 50 10 30 10 20 5 20
RAIN SHWRS C C C C S S
TSTMS C S C S S S
MDZ014-112000-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
139 PM EDT MON AUG 11 2025
DATE MON 08/11/25 TUE 08/12/25 WED 08/13/25
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 72 85 75 85
TEMP 80 82 79 76 74 73 76 80 83 84 81 79 77 76 78 82 84 85 81
DEWPT 69 67 70 72 72 73 73 74 73 72 73 75 74 74 74 75 75 74 74
RH 69 61 74 87 93100 90 82 72 67 77 88 90 94 88 79 74 70 79
WIND DIR SE S S S S SW S S S S S S S S SW S S S SW
WIND SPD 6 8 8 5 3 2 2 5 9 9 8 5 4 3 3 5 8 8 5
CLOUDS SC FW FW FW FW B1 B1 SC SC SC FW SC SC SC B1 B1 B1 B1 B1
POP 12HR 0 5 20 20 50
QPF 12HR 0 0 0 0 0.05
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S S C C C
TSTMS S S C C C
OBVIS PF
HEAT INDEX 83 85 84 89 90 86 89 92 93 86
MAX HEAT 83 85 89 90 84 92 93
DATE THU 08/14/25 FRI 08/15/25 SAT 08/16/25 SUN 08/17/25
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 87 74 86 73 85 73 87
TEMP 76 77 84 82 77 77 84 82 76 76 84 81 75 76 86 82
DEWPT 74 74 73 73 72 71 70 70 72 72 71 71 71 71 70 70
PWIND DIR SW N N E SE SE S S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 SC SC B1 SC FW FW SC FW FW FW FW FW FW FW FW
POP 12HR 30 30 10 20 10 10 5 10
RAIN SHWRS C C S
TSTMS C C S
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