633
FOUS51 KLWX 131438
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1038 AM EDT WED AUG 13 2025
VAZ054-132000-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
1038 AM EDT WED AUG 13 2025
DATE WED 08/13/25 THU 08/14/25 FRI 08/15/25
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 74 90 75 89
TEMP 84 88 88 81 79 78 76 76 83 86 87 83 81 79 76 77 84 87 86 83
DEWPT 75 73 72 73 73 73 72 72 73 72 71 72 72 71 71 71 70 68 68 69
RH 74 61 59 77 82 85 87 87 72 63 59 70 74 77 85 82 63 53 55 63
WIND DIR S S SW W W W W NW NW NW N N N N N N NE E E E
WIND SPD 5 6 9 6 5 4 4 5 5 6 6 5 4 4 5 5 5 6 6 6
CLOUDS B2 B1 B2 B2 B1 SC SC SC SC B1 B1 B1 SC SC SC FW SC SC SC SC
POP 12HR 60 40 40 10 20
QPF 12HR 0.17 0.13 0.02 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C C S S C C S S
TSTMS S S C C S S C
HEAT INDEX 92 96 95 86 89 92 93 88 85 88 91 89 87
MAX HEAT 96 95 84 92 93 87 91 91
DATE SAT 08/16/25 SUN 08/17/25 MON 08/18/25 TUE 08/19/25
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 88 72 92 73 89 70 85
TEMP 77 75 85 81 75 75 89 84 77 75 87 80 74 72 83 77
DEWPT 72 72 68 68 70 70 68 69 69 68 64 65 64 66 62 64
PWIND DIR E SE S SW W NE E E
WIND CHAR LT LT LT LT LT GN LT GN
AVG CLOUDS SC SC SC SC FW FW FW SC SC SC SC SC SC SC SC B1
POP 12HR 10 20 5 10 10 20 20 30
RAIN SHWRS S S S S C
TSTMS S S S
MDZ013-132000-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
1038 AM EDT WED AUG 13 2025
DATE WED 08/13/25 THU 08/14/25 FRI 08/15/25
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 72 90 72 89
TEMP 84 89 87 78 76 75 73 74 83 86 86 82 77 75 73 75 83 87 86 82
DEWPT 76 73 74 74 73 73 72 73 73 73 73 73 73 71 70 71 72 72 71 72
RH 77 59 65 88 90 94 97 97 72 65 65 74 87 87 90 87 70 61 61 72
WIND DIR SW S S NW SW W NW NW NW NW N N N N N N NE E E E
WIND SPD 4 5 6 4 2 2 2 2 3 4 4 2 2 2 3 4 5 5 5 3
CLOUDS B2 B1 B2 B2 B2 B1 B1 B1 SC B1 B1 SC SC SC SC FW FW SC SC SC
POP 12HR 60 40 40 10 10
QPF 12HR 0.29 0.09 0.04 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C C S S S S C C
TSTMS C C C S S C
HEAT INDEX 93 97 95 89 93 93 87 88 94 91 87
MAX HEAT 97 98 93 93 84 94 94
DATE SAT 08/16/25 SUN 08/17/25 MON 08/18/25 TUE 08/19/25
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 71 87 70 92 72 89 69 85
TEMP 74 73 85 80 72 73 89 81 75 74 86 79 71 72 83 75
DEWPT 72 73 71 70 70 71 71 72 69 69 68 67 66 67 66 66
PWIND DIR E E S S W NE E E
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC FW FW FW SC SC SC SC SC SC SC SC B1
POP 12HR 10 20 10 20 10 20 20 30
RAIN SHWRS S S S S C
TSTMS S S S
MDZ011-132000-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
1038 AM EDT WED AUG 13 2025
DATE WED 08/13/25 THU 08/14/25 FRI 08/15/25
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 91 78 95 77 94
TEMP 88 91 90 81 82 81 80 79 88 90 90 87 84 82 79 78 88 91 90 87
DEWPT 74 73 73 72 73 72 72 72 71 71 71 71 71 70 69 68 68 68 68 68
RH 63 56 58 74 74 74 77 79 57 54 54 59 65 67 72 71 52 47 49 53
WIND DIR S S S SW SW W NW NW NW NW N N N N N N NE NE E E
WIND SPD 4 6 8 5 2 2 2 2 3 4 4 2 2 2 3 4 4 5 5 3
CLOUDS B2 B2 B2 OV B2 B1 B1 SC SC B1 B1 SC SC SC FW FW FW SC SC SC
POP 12HR 60 40 40 10 10
QPF 12HR 0.30 0.04 0.04 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C C S S S S C C
TSTMS C C C S S C
HEAT INDEX 97100 98 85 87 85 84 94 96 96 93 89 86 92 95 94 91
MAX HEAT 100 100 87 84 96 96 91 85 95 95
DATE SAT 08/16/25 SUN 08/17/25 MON 08/18/25 TUE 08/19/25
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 76 92 75 96 76 93 73 90
TEMP 80 76 88 85 79 76 92 86 81 77 89 83 77 73 86 80
DEWPT 71 70 67 67 69 69 68 68 68 65 63 63 64 63 61 62
PWIND DIR E SE S S W NE E NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC FW FW FW SC SC FW FW SC SC SC SC B1
POP 12HR 10 20 10 20 10 20 20 30
RAIN SHWRS S S S S C
TSTMS S S S
WVZ052-132000-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
1038 AM EDT WED AUG 13 2025
DATE WED 08/13/25 THU 08/14/25 FRI 08/15/25
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 70 88 66 88
TEMP 84 88 82 77 74 72 71 74 81 86 85 80 74 71 68 71 81 86 85 80
DEWPT 71 69 72 72 72 70 70 70 71 70 70 70 69 68 66 66 67 66 66 67
RH 65 54 72 85 93 93 97 87 72 59 61 72 84 90 93 84 63 51 53 65
WIND DIR SW S SW W W W NW NW NW N N N N N N N NE NE E E
WIND SPD 2 4 8 3 2 2 2 3 5 5 4 2 2 2 2 3 3 4 3 2
CLOUDS B1 B2 B2 B2 B2 B1 B1 SC SC B1 B1 SC SC FW FW FW FW SC SC FW
POP 12HR 60 50 40 10 20
QPF 12HR 0.35 0.01 0.01 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L C C S S S C C S S
TSTMS C C C S C C S S
HEAT INDEX 89 92 87 85 91 90 83 83 88 87 82
MAX HEAT 93 91 91 91 88 88
DATE SAT 08/16/25 SUN 08/17/25 MON 08/18/25 TUE 08/19/25
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 68 87 67 92 68 88 64 84
TEMP 71 71 85 79 70 71 90 82 72 72 86 78 67 67 81 75
DEWPT 68 68 70 69 68 68 68 68 67 65 63 64 62 62 61 64
PWIND DIR E SE S SW NW N NE N
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC B1 FW FW FW SC SC SC SC SC SC SC SC B1
POP 12HR 10 30 5 20 10 20 20 30
RAIN SHWRS C S S S C
TSTMS C S
VAZ506-132000-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
1038 AM EDT WED AUG 13 2025
DATE WED 08/13/25 THU 08/14/25 FRI 08/15/25
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 71 89 71 89
TEMP 84 89 86 79 76 74 73 74 82 86 85 81 76 74 72 73 83 86 86 81
DEWPT 75 73 72 74 74 73 71 72 74 73 72 73 74 72 71 72 74 73 72 72
RH 74 59 63 85 94 97 93 93 77 65 65 77 94 93 97 97 74 65 63 74
WIND DIR SW S SW NE SW W NW NW NW NW NW N N N N N NE NE E E
WIND SPD 3 4 5 3 3 2 2 3 5 5 5 3 2 2 3 4 4 4 5 3
CLOUDS B2 B1 B2 B2 B2 B1 B1 B1 SC B1 B1 SC B1 SC SC FW FW SC SC SC
POP 12HR 60 30 50 10 20
QPF 12HR 0.27 0.13 0.03 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L C C S S C C S S
TSTMS S S C C S S C S
HEAT INDEX 92 97 92 88 93 91 86 90 93 92 85
MAX HEAT 97 96 93 92 93 94
DATE SAT 08/16/25 SUN 08/17/25 MON 08/18/25 TUE 08/19/25
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 71 89 69 93 71 90 68 86
TEMP 74 73 86 80 72 72 89 83 75 74 87 79 71 70 84 76
DEWPT 72 73 72 71 70 71 72 72 70 70 70 68 67 67 68 67
PWIND DIR SE SE S SW W N E NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC B1 FW FW FW SC SC SC SC SC SC SC SC B1
POP 12HR 10 30 5 20 10 20 20 30
RAIN SHWRS C S S S C
TSTMS C S S
VAZ037-132000-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
1038 AM EDT WED AUG 13 2025
DATE WED 08/13/25 THU 08/14/25 FRI 08/15/25
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 70 88 70 87
TEMP 83 85 84 78 75 73 71 73 82 86 83 79 74 72 71 72 82 86 83 79
DEWPT 73 71 71 73 73 72 71 71 72 71 72 72 71 71 69 70 70 69 70 70
RH 72 63 65 85 94 97100 93 72 61 70 79 90 97 93 93 67 57 65 74
WIND DIR SW SW SW SW SW W W W N N N N N N N N NE NE E NE
WIND SPD 4 6 6 4 2 2 2 2 2 2 2 2 2 2 2 2 4 5 4 2
CLOUDS B2 B2 B2 B2 B1 SC B1 SC SC B1 B1 SC SC B1 SC FW SC SC SC SC
POP 12HR 60 20 50 20 30
QPF 12HR 0.08 0.01 0.05 0.01 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L S C C S S C C S
TSTMS S C C S C C S S C C S
HEAT INDEX 89 90 89 87 91 88 86 90 87
MAX HEAT 91 90 91 91 90 90
DATE SAT 08/16/25 SUN 08/17/25 MON 08/18/25 TUE 08/19/25
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 86 68 90 70 88 67 83
TEMP 72 71 83 78 71 70 87 81 72 72 86 77 69 69 81 74
DEWPT 71 70 70 69 70 69 69 69 69 69 66 67 66 66 64 65
PWIND DIR NE E SW S W NE N E
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC B1 SC B1 FW SC FW FW FW SC SC B1 SC B1 SC B1
POP 12HR 20 40 5 10 10 30 20 30
RAIN SHWRS S S C C S C
TSTMS S C S S
MDZ003-132000-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
1038 AM EDT WED AUG 13 2025
DATE WED 08/13/25 THU 08/14/25 FRI 08/15/25
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 70 88 68 89
TEMP 85 89 84 78 75 73 71 73 81 86 85 80 74 71 69 72 82 87 87 81
DEWPT 72 70 71 72 72 71 70 70 72 71 71 70 70 68 66 67 69 69 68 69
RH 65 54 65 82 90 93 97 90 74 61 63 72 87 90 90 84 65 55 53 67
WIND DIR W SW W SE W NE NW N N NW N N N N N N NE NE E E
WIND SPD 3 4 6 3 3 2 2 2 4 5 5 3 3 3 3 4 3 4 3 3
CLOUDS B1 B2 B2 B2 B2 B2 B1 SC SC B1 B1 SC SC FW FW FW FW FW FW FW
POP 12HR 60 40 40 10 10
QPF 12HR 0.23 0.03 0.01 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L C C S S S C C
TSTMS C L C S S C C
HEAT INDEX 91 94 89 85 91 90 83 85 91 91 84
MAX HEAT 94 94 91 91 91 92
DATE SAT 08/16/25 SUN 08/17/25 MON 08/18/25 TUE 08/19/25
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 69 89 69 94 69 90 66 85
TEMP 71 72 86 80 71 72 90 83 72 72 87 79 69 69 82 75
DEWPT 68 70 71 70 68 69 70 69 68 66 67 65 64 63 66 64
PWIND DIR E SE S SW NW N NE N
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC B1 FW FW FW SC SC FW FW SC SC SC SC B1
POP 12HR 10 30 5 20 10 20 20 30
RAIN SHWRS C S S S S C
TSTMS C S
MDZ017-132000-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
1038 AM EDT WED AUG 13 2025
DATE WED 08/13/25 THU 08/14/25 FRI 08/15/25
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 73 88 74 87
TEMP 83 85 85 81 77 75 73 77 82 85 84 80 77 75 74 78 82 84 84 80
DEWPT 76 75 75 75 74 73 73 74 74 74 75 74 74 73 72 74 74 74 73 73
RH 80 72 72 82 90 94100 90 77 70 74 82 90 94 93 88 77 72 70 79
WIND DIR SW S S S SW W W NW NW N NW S N N N N NE NE NE E
WIND SPD 6 8 8 5 5 4 4 4 4 4 4 2 2 3 5 5 6 6 5 4
CLOUDS B2 B2 B2 B1 B1 SC SC SC B1 B1 B1 SC SC SC SC FW FW FW SC SC
POP 12HR 40 30 40 20 10
QPF 12HR 0.05 0.06 0.09 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C S S C C S S
TSTMS S C C C S S S S
HEAT INDEX 91 94 94 87 88 93 92 84 88 91 90 84
MAX HEAT 94 94 93 93 91 91
DATE SAT 08/16/25 SUN 08/17/25 MON 08/18/25 TUE 08/19/25
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 73 85 71 87 72 87 70 84
TEMP 74 76 83 78 72 75 85 81 75 77 84 78 72 74 82 75
DEWPT 72 73 72 70 69 71 70 71 69 71 70 68 67 68 66 67
PWIND DIR E E S S SW NE SE E
WIND CHAR LT LT LT LT LT GN LT GN
AVG CLOUDS SC SC FW FW FW CL CL FW FW FW FW SC SC FW SC SC
POP 12HR 5 10 5 5 10 20 20 20
RAIN SHWRS S S S
WVZ502-132000-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
1038 AM EDT WED AUG 13 2025
DATE WED 08/13/25 THU 08/14/25 FRI 08/15/25
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 67 87 65 89
TEMP 82 85 83 78 71 69 68 69 79 84 83 76 70 67 66 67 79 86 85 77
DEWPT 71 71 72 71 70 69 68 69 72 71 71 71 69 67 65 66 70 71 70 70
RH 69 63 70 79 97100100100 79 65 67 85 97100 97 97 74 61 61 79
WIND DIR SW SW W NE SW SW S SE N N N N NW NW NW NW NE E E SE
WIND SPD 2 3 4 2 2 2 2 2 2 4 4 2 2 1 1 1 2 2 2 2
CLOUDS B2 B2 B2 B2 B2 B1 B1 B1 B1 B2 B2 SC SC SC SC SC SC B1 B1 SC
POP 12HR 70 40 70 10 30
QPF 12HR 0.34 0.01 0.09 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L L C C S C C L L C C
TSTMS L L C S S C C C C
HEAT INDEX 86 90 88 89 88 91 90
MAX HEAT 90 90 89 88 91 93
DATE SAT 08/16/25 SUN 08/17/25 MON 08/18/25 TUE 08/19/25
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 65 88 65 93 67 90 64 86
TEMP 68 68 86 77 67 67 89 79 70 69 87 77 67 65 83 73
DEWPT 67 67 72 71 67 66 69 69 67 66 69 69 64 63 68 67
PWIND DIR S SE SW W W N SW NW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC B1 FW FW FW SC SC SC SC B1 SC SC B1 B1
POP 12HR 10 40 5 20 10 30 20 40
RAIN SHWRS S C S C S S C
TSTMS S C S S S
MDZ014-132000-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
1038 AM EDT WED AUG 13 2025
DATE WED 08/13/25 THU 08/14/25 FRI 08/15/25
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 74 86 74 86
TEMP 83 85 85 79 78 77 75 76 81 84 85 82 79 77 76 77 82 85 84 82
DEWPT 76 76 75 74 75 74 73 73 73 73 73 73 75 73 72 72 72 71 71 71
RH 80 75 72 85 91 90 94 90 77 70 67 74 88 87 87 85 72 63 65 69
WIND DIR S S S W SW W NW NW NW NW N N N N N NE NE NE E E
WIND SPD 5 9 9 8 3 2 2 2 3 5 4 2 2 2 4 5 6 8 6 4
CLOUDS B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 SC SC SC SC FW FW FW FW SC
POP 12HR 60 40 40 10 20
QPF 12HR 0.11 0.07 0.04 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C C S S S S C C S S
TSTMS S C C C S S C
HEAT INDEX 91 94 94 86 90 92 87 87 90 89 86
MAX HEAT 94 94 90 92 86 90 90
DATE SAT 08/16/25 SUN 08/17/25 MON 08/18/25 TUE 08/19/25
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 73 84 71 87 72 85 69 81
TEMP 75 75 83 80 74 75 85 81 76 75 82 78 73 72 80 76
DEWPT 73 72 70 70 70 70 71 70 70 69 68 66 67 66 65 65
PWIND DIR E E S S W E SE E
WIND CHAR LT LT LT LT LT GN LT GN
AVG CLOUDS SC SC SC SC FW FW FW FW FW SC SC SC SC SC SC SC
POP 12HR 10 20 5 10 10 20 20 30
RAIN SHWRS S S S C
TSTMS S S
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