876
FOUS51 KLWX 071502
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1102 AM EDT FRI AUG 7 2026
VAZ054-072000-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
1102 AM EDT FRI AUG 7 2026
DATE FRI 08/07/26 SAT 08/08/26 SUN 08/09/26
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 74 93 76 92
TEMP 92 91 84 80 77 75 76 85 91 91 84 80 78 76 78 85 90 91 87
DEWPT 72 71 71 73 72 72 73 73 72 70 70 72 72 71 72 71 71 68 68
RH 52 52 65 79 85 90 90 67 54 50 63 77 82 85 82 63 54 47 53
WIND DIR S SW SW SW SW SW SW SW SW SW SW SW SW SW W NW W W W
WIND SPD 10 12 9 6 8 8 8 8 10 11 10 9 8 6 6 9 8 8 5
CLOUDS SC B2 B1 B1 SC SC SC SC B1 B1 B1 SC SC SC SC FW FW SC SC
POP 12HR 70 30 50 10 10
QPF 12HR 0.11 0.08 0.14 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L C C
TSTMS C L C C
HEAT INDEX 100 98 89 84 92 99 97 88 84 90 96 95 91
MAX HEAT 100 99 87 99 99 85 96 97
DATE MON 08/10/26 TUE 08/11/26 WED 08/12/26 THU 08/13/26
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 94 77 95 76 91 74 89
TEMP 77 77 92 88 79 79 92 88 79 78 88 84 77 75 86 82
DEWPT 69 69 68 68 70 70 70 69 71 70 71 69 70 69 70 68
PWIND DIR W W W W W W SW W
WIND CHAR LT GN GN GN GN GN GN GN
AVG CLOUDS SC SC FW SC SC SC FW SC B1 SC SC B1 B1 B1 B1 B1
POP 12HR 5 10 10 20 30 50 40 30
RAIN SHWRS S C C C C
TSTMS S S C S C
MDZ013-072000-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
1102 AM EDT FRI AUG 7 2026
DATE FRI 08/07/26 SAT 08/08/26 SUN 08/09/26
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 72 91 73 92
TEMP 89 88 80 77 75 74 75 85 90 89 81 75 75 74 76 85 90 91 85
DEWPT 74 73 75 74 72 72 73 75 74 73 73 72 72 71 73 74 73 71 71
RH 61 61 85 90 90 93 94 72 60 59 77 90 90 90 90 70 58 52 63
WIND DIR SW SW W SW SW SW SW SW SW SW SW SW SW W W NW W W W
WIND SPD 6 6 4 2 3 3 3 4 8 6 4 3 3 3 3 5 6 5 2
CLOUDS SC B1 B1 B1 B1 B1 SC SC B1 B1 SC SC SC SC SC SC FW FW FW
POP 12HR 70 30 50 10 10
QPF 12HR 0.26 0.06 0.20 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L C S C
TSTMS C L C S C
HEAT INDEX 98 96 85 94 99 97 86 93 98 98 90
MAX HEAT 98 98 99 99 98 100
DATE MON 08/10/26 TUE 08/11/26 WED 08/12/26 THU 08/13/26
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 93 75 94 74 90 71 88
TEMP 75 75 91 87 77 77 92 86 77 75 87 82 74 73 85 80
DEWPT 70 70 71 72 71 72 73 72 71 72 72 72 70 71 71 71
PWIND DIR W SW W W W W W W
WIND CHAR LT LT LT GN LT LT LT LT
AVG CLOUDS FW SC FW FW SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR 5 10 10 30 30 40 40 30
RAIN SHWRS C C C C S C
TSTMS C C S S C
MDZ011-072000-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
1102 AM EDT FRI AUG 7 2026
DATE FRI 08/07/26 SAT 08/08/26 SUN 08/09/26
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 73 92 75 93
TEMP 90 91 81 78 75 74 76 87 90 90 83 79 76 75 77 86 91 92 86
DEWPT 73 72 73 73 73 72 73 73 72 71 71 72 71 71 72 71 69 68 68
RH 58 54 77 85 94 93 90 63 56 54 67 79 85 87 85 61 49 46 55
WIND DIR S S SW SW SW SW SW SW SW SW SW SW SW W W NW W W W
WIND SPD 6 6 4 2 2 2 2 4 8 8 3 2 2 2 2 4 6 5 2
CLOUDS SC B1 B1 B1 B1 B1 SC SC B1 B1 SC SC SC SC SC SC FW FW FW
POP 12HR 70 40 50 10 10
QPF 12HR 0.31 0.07 0.19 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L C S C
TSTMS C L C S C
HEAT INDEX 98 99 86 94 97 96 88 91 96 96 89
MAX HEAT 98 100 86 97 99 85 96 97
DATE MON 08/10/26 TUE 08/11/26 WED 08/12/26 THU 08/13/26
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 94 77 95 76 90 73 88
TEMP 77 77 92 88 78 78 92 87 77 77 88 83 75 74 86 81
DEWPT 68 68 68 69 69 70 70 70 70 70 69 69 69 68 68 68
PWIND DIR W SW W W W W W W
WIND CHAR LT LT LT GN LT LT LT LT
AVG CLOUDS FW SC FW SC SC SC SC B1 B1 B1 B1 B1 B1 SC B1 B1
POP 12HR 5 10 10 30 40 40 40 30
RAIN SHWRS C C C C S C
TSTMS C C S S C
WVZ052-072000-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
1102 AM EDT FRI AUG 7 2026
DATE FRI 08/07/26 SAT 08/08/26 SUN 08/09/26
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 68 89 69 89
TEMP 87 85 80 75 71 69 72 82 88 88 81 74 72 70 73 83 87 89 82
DEWPT 70 69 71 71 70 68 71 71 71 69 71 70 69 69 70 70 67 65 67
RH 57 59 74 87 97 97 97 69 57 54 72 87 90 97 90 65 52 45 61
WIND DIR S SW S S N N N SW W W SW SW W W W NW W W N
WIND SPD 5 5 2 1 0 0 0 5 8 8 4 3 2 3 3 6 6 5 0
CLOUDS B1 B2 B1 B2 B1 B1 SC SC B1 B1 SC SC SC SC SC FW FW FW FW
POP 12HR 80 20 50 20 5
QPF 12HR 0.28 0 0.18 0.01 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L C S C S S S
TSTMS L C S C S S
OBVIS PF PF
HEAT INDEX 92 89 83 86 94 92 85 87 90 91 85
MAX HEAT 92 92 94 93 90 91
DATE MON 08/10/26 TUE 08/11/26 WED 08/12/26 THU 08/13/26
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 68 90 70 90 69 86 67 85
TEMP 70 72 89 85 73 74 89 84 73 72 84 80 70 71 84 80
DEWPT 66 67 67 69 69 69 70 70 69 69 69 69 68 68 68 68
PWIND DIR N W W W W W W W
WIND CHAR LT LT LT GN LT LT LT LT
AVG CLOUDS FW SC FW SC SC SC SC SC B1 B1 B1 B1 B1 B1 SC B1
POP 12HR 5 10 20 20 50 50 40 40
RAIN SHWRS S S C C C C C C C
TSTMS S S S C S C
VAZ506-072000-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
1102 AM EDT FRI AUG 7 2026
DATE FRI 08/07/26 SAT 08/08/26 SUN 08/09/26
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 91 72 90
TEMP 89 88 80 75 74 72 73 84 89 88 81 76 74 72 74 83 88 89 83
DEWPT 72 71 73 73 72 71 72 75 75 74 73 73 72 71 73 75 74 72 72
RH 57 57 79 94 93 97 97 74 64 63 77 90 93 97 97 77 63 57 70
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW W W NW W W NW
WIND SPD 6 8 3 3 2 2 2 3 6 6 4 3 1 1 2 5 5 4 2
CLOUDS SC B2 B1 SC SC SC SC SC B1 B1 SC SC SC SC SC FW SC SC FW
POP 12HR 70 20 60 10 10
QPF 12HR 0.12 0.02 0.16 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L S C C
TSTMS C L S C C
HEAT INDEX 96 94 84 92 99 97 86 90 97 96 88
MAX HEAT 96 95 99 98 97 98
DATE MON 08/10/26 TUE 08/11/26 WED 08/12/26 THU 08/13/26
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 73 92 72 88 70 88
TEMP 74 74 89 85 75 75 90 85 75 74 86 81 73 72 85 81
DEWPT 69 70 73 73 71 72 75 74 71 72 74 73 70 71 73 72
PWIND DIR W W W W W W SW W
WIND CHAR LT LT LT GN LT LT LT LT
AVG CLOUDS SC FW FW SC SC SC SC SC B1 B1 B1 B1 B1 B1 SC B1
POP 12HR 5 10 20 20 40 50 40 30
RAIN SHWRS S S C C C S C
TSTMS S S S C S C
VAZ037-072000-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
1102 AM EDT FRI AUG 7 2026
DATE FRI 08/07/26 SAT 08/08/26 SUN 08/09/26
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 70 92
TEMP 89 88 82 77 73 71 73 84 89 87 83 76 72 71 72 87 91 90 82
DEWPT 70 69 72 71 71 70 71 72 71 71 70 71 70 70 70 71 69 69 71
RH 54 54 72 82 93 97 93 67 56 59 65 85 93 97 93 59 49 50 69
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW W W N N SW SW N
WIND SPD 8 9 5 3 4 4 4 6 8 9 6 4 3 2 0 0 3 3 0
CLOUDS B1 B1 B1 B2 SC SC FW FW B1 B1 SC SC SC SC FW FW SC SC SC
POP 12HR 60 10 40 5 20
QPF 12HR 0.03 0 0.06 0 0.02
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C S S
TSTMS C C C C S S
HEAT INDEX 94 92 87 90 95 93 87 93 96 95 86
MAX HEAT 94 94 83 95 95 83 97 96
DATE MON 08/10/26 TUE 08/11/26 WED 08/12/26 THU 08/13/26
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 93 71 94 71 90 70 89
TEMP 72 72 92 86 74 74 92 86 75 73 88 82 73 71 87 82
DEWPT 69 68 67 70 69 69 69 71 70 70 70 71 70 69 70 70
PWIND DIR N SW W W W SW W W
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW FW SC SC SC FW FW SC SC SC B1 B1 B1 SC B1
POP 12HR 5 10 5 20 20 40 30 30
RAIN SHWRS S S C C C
TSTMS S S C S C
MDZ003-072000-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
1102 AM EDT FRI AUG 7 2026
DATE FRI 08/07/26 SAT 08/08/26 SUN 08/09/26
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 69 89 70 89
TEMP 88 86 79 74 72 70 71 81 87 88 80 73 72 70 72 82 87 89 82
DEWPT 70 69 70 70 71 70 71 72 72 71 71 71 70 69 71 71 69 66 67
RH 55 57 74 87 97100100 74 61 57 74 93 93 97 97 69 55 47 61
WIND DIR SW S SW S S S S SW SW W SW SW W W W NW W W NW
WIND SPD 4 5 3 2 2 2 2 6 8 8 4 3 2 2 2 5 5 5 2
CLOUDS B1 B2 B1 OV B1 SC SC SC SC SC SC SC SC SC SC FW FW FW FW
POP 12HR 80 20 30 10 0
QPF 12HR 0.24 0.06 0.05 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L S S
TSTMS L L S S
HEAT INDEX 93 90 85 94 94 83 86 91 92 85
MAX HEAT 93 93 94 95 91 92
DATE MON 08/10/26 TUE 08/11/26 WED 08/12/26 THU 08/13/26
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 91 71 90 70 86 67 85
TEMP 71 72 89 84 74 74 88 83 73 72 84 80 70 70 83 79
DEWPT 66 68 70 70 69 70 72 71 69 70 70 69 68 68 70 68
PWIND DIR W W W W W W SW W
WIND CHAR LT LT LT GN LT LT LT LT
AVG CLOUDS FW FW FW SC SC B1 SC B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR 5 10 20 30 50 50 40 40
RAIN SHWRS S C C C C C C C C
TSTMS S C S S S C
MDZ017-072000-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
1102 AM EDT FRI AUG 7 2026
DATE FRI 08/07/26 SAT 08/08/26 SUN 08/09/26
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 75 92 77 93
TEMP 90 91 85 80 79 77 79 86 90 90 85 80 78 77 79 88 92 90 83
DEWPT 72 71 72 73 74 74 74 74 74 72 74 74 74 73 74 74 75 74 74
RH 56 52 65 79 85 90 85 68 60 56 70 82 88 87 85 63 58 60 74
WIND DIR S S SW W S SW SW SW SW SW SW SW SW SW W W SW S S
WIND SPD 10 11 6 6 8 9 9 9 9 10 6 6 8 6 5 4 3 4 4
CLOUDS SC SC B1 B1 SC FW FW FW SC B1 B1 B1 SC FW FW FW SC SC SC
POP 12HR 20 30 20 30 20
QPF 12HR 0.01 0.10 0.04 0.29 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S C C S S
TSTMS C C S S S
HEAT INDEX 97 98 91 84 94 99 97 93 84 97103 99 90
MAX HEAT 97 99 89 99 100 90 103 103
DATE MON 08/10/26 TUE 08/11/26 WED 08/12/26 THU 08/13/26
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 76 94 78 95 77 90 74 87
TEMP 78 79 93 86 80 80 91 86 80 78 86 82 77 76 85 80
DEWPT 73 73 73 74 72 72 73 73 73 72 73 73 73 72 73 73
PWIND DIR S SW SW SW W W SW SW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW FW FW SC SC FW SC B1 SC FW B1 B1 B1 SC B1
POP 12HR 5 5 5 20 30 40 40 40
RAIN SHWRS S C C C C
TSTMS S C S S S
WVZ502-072000-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
1102 AM EDT FRI AUG 7 2026
DATE FRI 08/07/26 SAT 08/08/26 SUN 08/09/26
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 88 68 90
TEMP 86 83 79 74 70 69 70 82 86 86 79 72 70 68 70 82 88 90 82
DEWPT 68 69 70 68 68 67 68 71 70 69 70 69 68 67 68 70 68 67 69
RH 55 63 74 82 93 93 93 69 59 57 74 90 93 97 93 67 52 47 65
WIND DIR S W SW SW SW SW SW W W W W SW W W W W W W W
WIND SPD 3 3 3 2 2 2 2 4 6 6 3 3 2 2 1 1 3 4 2
CLOUDS B2 B1 SC B1 B1 SC B1 SC SC SC SC SC SC B1 SC FW FW FW SC
POP 12HR 80 20 40 10 20
QPF 12HR 0.17 0 0.10 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS D C S S S S S
TSTMS D C S S S S S
HEAT INDEX 89 87 86 91 90 86 92 93 85
MAX HEAT 89 89 91 91 92 93
DATE MON 08/10/26 TUE 08/11/26 WED 08/12/26 THU 08/13/26
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 92 69 91 68 87 66 86
TEMP 68 68 90 83 72 71 88 81 72 70 84 79 70 68 84 79
DEWPT 65 66 69 70 67 68 72 71 68 68 72 70 67 67 71 69
PWIND DIR SW W SW W W W SW W
WIND CHAR LT LT LT GN LT LT LT LT
AVG CLOUDS SC SC FW SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR 5 10 20 20 50 50 50 40
RAIN SHWRS S S C C C C C C C C
TSTMS S S S C S C
MDZ014-072000-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
1102 AM EDT FRI AUG 7 2026
DATE FRI 08/07/26 SAT 08/08/26 SUN 08/09/26
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 74 91 76 91
TEMP 88 90 83 80 77 76 78 86 89 90 84 79 78 76 78 88 91 90 86
DEWPT 75 73 73 72 73 73 73 75 74 73 73 73 72 72 72 73 73 72 73
RH 66 58 72 77 87 90 85 70 61 58 70 82 82 87 82 61 56 56 65
WIND DIR S S W SW SW SW SW SW SW SW SW SW SW SW W NW W W SW
WIND SPD 8 10 5 3 4 5 5 6 9 9 6 5 3 4 4 5 6 6 4
CLOUDS SC B1 B1 B1 SC SC SC FW B1 B1 B1 SC SC SC SC SC FW FW FW
POP 12HR 60 30 40 20 10
QPF 12HR 0.06 0.15 0.07 0.04 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C S C S S
TSTMS S C C S C S
HEAT INDEX 98 98 89 84 95 98 98 90 96100 97 93
MAX HEAT 98 99 87 98 99 87 100 100
DATE MON 08/10/26 TUE 08/11/26 WED 08/12/26 THU 08/13/26
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 92 77 95 76 90 73 88
TEMP 77 77 91 87 79 79 93 87 78 77 88 83 76 75 86 81
DEWPT 71 71 72 74 72 72 74 74 72 71 73 73 71 71 72 72
PWIND DIR SW SW W SW W W SW W
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC FW FW SC SC FW SC B1 B1 SC B1 B1 B1 SC B1
POP 12HR 5 10 10 20 30 40 40 30
RAIN SHWRS S C S C C C
TSTMS S C S S C
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