233
FOUS51 KLWX 131739
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
139 PM EDT WED AUG 13 2025
VAZ054-132000-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
139 PM 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 75 89 75 89
TEMP 88 88 81 79 77 76 77 83 87 86 83 80 77 75 77 84 87 87 83
DEWPT 73 72 73 73 74 74 73 73 71 71 72 72 71 71 70 70 68 68 70
RH 61 59 77 82 90 94 87 72 59 61 70 77 82 87 79 63 53 53 65
WIND DIR S SW W W SW W NW NW NW N E N N N N NE NE E E
WIND SPD 6 9 6 5 4 4 5 5 5 5 5 3 3 5 5 6 6 8 8
CLOUDS B1 B2 B2 B1 SC SC SC SC B1 SC SC SC SC SC FW FW SC SC SC
POP 12HR 60 50 30 20 20
QPF 12HR 0.44 0.21 0.11 0.03 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C C S S S S S
TSTMS S C C S C S S
HEAT INDEX 96 95 86 89 93 91 88 84 88 91 91 87
MAX HEAT 96 95 84 94 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 73 88 73 92 74 91 72 89
TEMP 76 76 86 82 75 76 89 84 78 77 88 81 75 75 85 79
DEWPT 71 72 67 68 69 69 67 68 70 69 66 67 69 68 65 65
PWIND DIR E E S SW W NE SE SE
WIND CHAR LT LT LT LT LT LT LT GN
AVG CLOUDS SC SC SC SC FW FW FW SC FW FW FW SC SC SC SC SC
POP 12HR 10 20 5 10 10 20 10 30
RAIN SHWRS S S C
TSTMS S C
MDZ013-132000-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
139 PM 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 89 72 89
TEMP 89 87 78 76 75 73 75 82 86 86 81 77 74 72 75 82 87 86 81
DEWPT 73 74 74 73 74 73 74 75 75 74 75 73 71 69 71 72 72 71 72
RH 59 65 88 90 97100 97 79 70 68 82 87 90 90 87 72 61 61 74
WIND DIR S S NW SW W NW NW N N N N N N N N NE E E E
WIND SPD 5 6 4 2 2 2 2 3 4 4 2 2 2 2 4 5 5 5 4
CLOUDS B1 B2 B2 B2 B1 B1 SC SC B1 SC SC SC SC SC FW FW SC SC SC
POP 12HR 60 50 40 10 20
QPF 12HR 0.50 0.03 0.45 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C S C S S S
TSTMS C C C S C S S
HEAT INDEX 97 95 89 95 94 87 87 94 91 85
MAX HEAT 97 98 95 94 85 94 94
FLOOD A A A
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 88 70 92 72 89 70 87
TEMP 74 74 85 80 73 74 89 83 75 74 86 79 72 72 84 77
DEWPT 72 72 70 70 69 70 70 71 69 68 68 68 67 67 66 67
PWIND DIR E E S S W NE SE SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC FW FW FW FW FW FW FW SC SC SC SC B1
POP 12HR 10 20 5 10 20 20 20 30
RAIN SHWRS S S S S C
TSTMS S S C
MDZ011-132000-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
139 PM 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 94 77 94
TEMP 91 90 81 82 80 79 80 87 90 91 84 84 79 78 81 87 91 91 84
DEWPT 73 73 72 73 73 73 72 72 72 71 72 71 70 68 68 68 68 68 68
RH 56 58 74 74 79 82 77 61 56 52 67 65 74 71 65 53 47 47 59
WIND DIR S S SW SW W NW NW N N N N N N N N NE NE E E
WIND SPD 6 8 5 2 1 2 2 3 4 4 2 1 2 2 3 5 5 5 3
CLOUDS B2 B2 OV B2 B1 B1 SC SC B1 B1 SC SC SC FW FW FW SC SC SC
POP 12HR 60 50 40 10 20
QPF 12HR 0.78 0.03 0.02 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C S C S S S
TSTMS C C C S C S S
HEAT INDEX 100 98 85 87 84 84 94 97 98 90 89 84 91 95 95 87
MAX HEAT 100 100 87 84 97 99 90 84 95 96
FLOOD A A A
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 93 76 96 77 94 75 93
TEMP 79 79 90 83 79 79 94 85 81 80 90 82 78 78 89 79
DEWPT 70 69 67 67 68 68 67 67 68 67 66 66 67 66 64 65
PWIND DIR E E S SW W NE SE SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC FW FW FW SC FW FW FW SC SC SC SC B1
POP 12HR 10 20 5 20 20 20 20 30
RAIN SHWRS S S S S S C
TSTMS S S S S C
WVZ052-132000-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
139 PM 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 89 66 89
TEMP 88 82 77 74 72 71 74 81 85 86 80 74 70 68 71 81 86 87 81
DEWPT 69 72 72 72 71 70 71 71 69 68 69 68 66 65 65 67 66 65 68
RH 54 72 85 93 97 97 90 72 59 55 69 82 87 90 81 63 51 48 65
WIND DIR S SW W W W W NW N NW N NW N N N N N NE NE E
WIND SPD 4 8 3 2 2 2 3 5 5 4 2 2 2 2 3 3 4 4 2
CLOUDS B2 B2 B2 B2 B1 B1 SC SC B1 SC SC SC SC FW FW FW SC SC FW
POP 12HR 60 40 30 10 20
QPF 12HR 0.36 0.06 0.02 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L C S C S S
TSTMS C C C C
HEAT INDEX 92 87 85 89 89 83 83 88 89 84
MAX HEAT 93 91 89 90 88 89
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 67 89 67 92 69 90 67 88
TEMP 70 71 86 80 70 71 89 83 72 73 87 79 69 70 84 77
DEWPT 67 68 67 67 67 68 66 68 67 67 66 66 65 65 64 65
PWIND DIR E SE S W NW N SE SW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW SC SC SC FW FW FW FW SC FW SC SC SC SC SC B1
POP 12HR 10 20 5 20 10 20 20 30
RAIN SHWRS S S S S C
TSTMS S S S C
VAZ506-132000-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
139 PM 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 72 89 70 90
TEMP 89 86 79 76 74 73 74 82 87 86 81 76 74 71 73 83 88 87 81
DEWPT 73 72 74 74 74 73 74 76 75 73 73 73 71 69 70 73 72 71 72
RH 59 63 85 94100100100 82 68 65 77 90 90 93 90 72 59 59 74
WIND DIR S SW NE SW W NW NW N N N N N N N N NE NE E E
WIND SPD 4 5 3 3 2 2 3 5 5 5 3 2 2 3 3 4 5 5 4
CLOUDS B1 B2 B2 B2 B1 B1 SC SC B1 B1 SC SC SC SC FW FW SC SC SC
POP 12HR 60 40 30 20 20
QPF 12HR 0.16 0.05 0.01 0.01 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L C C C C S S S S
TSTMS S C C S C C S
HEAT INDEX 97 92 89 96 93 86 89 95 93 85
MAX HEAT 97 96 96 97 84 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 70 90 70 94 71 91 69 89
TEMP 73 73 86 81 73 73 91 83 74 73 88 81 72 71 85 78
DEWPT 72 73 71 69 70 71 71 71 70 69 69 68 68 69 67 67
PWIND DIR E E S SW W N SE S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC FW FW FW FW SC FW FW SC SC SC SC B1
POP 12HR 10 20 5 10 10 20 20 30
RAIN SHWRS S S S C
TSTMS S C
VAZ037-132000-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
139 PM 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 88
TEMP 85 84 78 75 73 71 73 82 85 83 78 74 72 70 72 81 85 84 79
DEWPT 71 71 73 73 72 71 71 72 71 71 71 71 70 68 69 70 68 69 69
RH 63 65 85 94 97100 93 72 63 67 79 90 93 93 90 69 57 61 72
WIND DIR SW SW SW SW W NW NW N NE NE NW NW N N N NE NE E E
WIND SPD 6 6 4 2 1 1 1 2 2 3 2 1 1 2 2 4 5 5 3
CLOUDS B2 B2 B2 B1 SC B1 SC SC B1 B1 B1 B1 SC B1 FW FW B1 B1 FW
POP 12HR 60 30 50 30 30
QPF 12HR 0.19 0.04 0.03 0.02 0.01
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L C S S C C C C C S
TSTMS C C S S C S
OBVIS PF PF
HEAT INDEX 90 89 87 90 88 85 88 88
MAX HEAT 91 90 90 90 88 89
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 87 68 90 70 89 68 87
TEMP 71 72 84 78 70 71 88 80 72 73 87 79 71 70 83 77
DEWPT 70 70 68 68 69 69 68 68 69 69 67 68 68 67 65 66
PWIND DIR NE E S SW W NE NE SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC B1 FW FW FW FW FW FW FW SC SC SC SC B1
POP 12HR 20 30 5 10 10 20 20 30
RAIN SHWRS S C S S C
TSTMS C S C
MDZ003-132000-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
139 PM 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 71 89 68 90
TEMP 89 84 78 75 73 71 73 82 87 86 81 74 71 68 72 82 88 87 81
DEWPT 70 71 72 72 72 71 72 73 71 70 70 68 67 65 66 69 68 67 68
RH 54 65 82 90 97100 97 74 59 59 69 82 87 90 81 65 52 52 65
WIND DIR SW W SE W NW NW N N N N N N N N N NE NE E E
WIND SPD 4 6 3 3 2 2 3 4 5 5 3 2 3 3 4 3 4 4 4
CLOUDS B2 B2 B2 B2 B2 B1 B1 SC B1 SC SC SC FW FW FW FW SC SC FW
POP 12HR 60 40 30 10 10
QPF 12HR 0.18 0.05 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L C C C
TSTMS C L C C
HEAT INDEX 94 89 87 93 91 85 85 92 90 84
MAX HEAT 94 94 93 93 92 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 90 68 93 70 91 67 89
TEMP 71 72 86 81 71 72 90 83 73 72 88 80 70 70 86 77
DEWPT 68 69 69 68 68 69 70 69 68 67 67 65 64 65 66 65
PWIND DIR E SE S W NW N E S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW SC SC SC FW FW FW SC SC FW FW SC SC SC SC B1
POP 12HR 10 20 5 20 20 20 20 30
RAIN SHWRS S S S S S C
TSTMS S S S S C
MDZ017-132000-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
139 PM 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 88 73 87
TEMP 85 85 81 77 76 74 77 82 85 84 80 77 75 74 78 82 84 84 80
DEWPT 75 75 75 74 73 74 74 75 76 76 75 74 73 73 74 74 74 74 73
RH 72 72 82 90 90100 90 79 75 77 85 90 94 97 88 77 72 72 79
WIND DIR S S S SW W W NW N N N N W NW N NE NE N NE E
WIND SPD 8 8 5 5 4 4 4 4 5 4 2 2 2 4 5 5 6 6 5
CLOUDS B2 B2 B1 B1 SC SC SC B1 SC SC SC SC SC SC SC SC SC SC FW
POP 12HR 40 50 30 20 30
QPF 12HR 0.03 0.03 0.07 0.02 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C S S S S S S S C C
TSTMS C C C S S S S S S
HEAT INDEX 94 94 87 89 94 93 85 88 91 91 84
MAX HEAT 94 94 94 95 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 72 85 71 87 72 86 71 86
TEMP 74 76 83 78 73 75 85 80 74 76 84 79 73 75 83 78
DEWPT 72 72 71 70 69 71 70 71 70 70 70 69 68 69 67 67
PWIND DIR E E S S SW NE SE SE
WIND CHAR LT LT LT LT LT LT LT GN
AVG CLOUDS FW SC FW FW CL CL CL FW FW FW FW FW FW FW FW SC
POP 12HR 5 10 5 5 10 20 10 20
RAIN SHWRS S S
TSTMS S
WVZ502-132000-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
139 PM 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 64 89
TEMP 85 83 78 71 69 68 69 80 84 83 77 70 67 65 66 79 85 86 79
DEWPT 71 72 71 70 69 68 69 72 71 70 70 68 66 63 64 68 69 68 70
RH 63 70 79 97100100100 77 65 65 79 93 97 93 93 69 59 55 74
WIND DIR SW W NE SW W S SE N N N N NW W NW NW NE NE E E
WIND SPD 3 4 2 2 2 2 1 2 3 4 2 2 1 1 1 2 2 3 2
CLOUDS B2 B2 B2 B2 B1 B1 B2 SC B1 SC SC SC SC SC SC FW B1 B1 FW
POP 12HR 70 40 50 10 30
QPF 12HR 0.32 0.01 0.02 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L S C S S C S S S C C
TSTMS L L S S S C S
OBVIS PF PF
HEAT INDEX 90 88 84 89 87 89 89
MAX HEAT 90 90 89 90 89 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 65 89 64 92 66 90 64 88
TEMP 67 67 86 77 67 66 90 80 69 68 87 78 68 66 85 76
DEWPT 66 66 70 70 66 65 68 70 66 66 69 69 66 65 68 68
PWIND DIR S SE SW NW W N S W
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW SC SC B1 FW FW FW SC FW SC SC B1 SC SC SC B1
POP 12HR 10 30 5 20 10 30 20 40
RAIN SHWRS S C S C S S C
TSTMS C S C S C
MDZ014-132000-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
139 PM 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 75 85
TEMP 85 85 79 78 76 76 77 81 83 83 81 79 77 75 77 81 83 84 81
DEWPT 76 75 74 75 75 74 74 74 74 73 73 75 73 73 72 72 72 71 72
RH 75 72 85 91 97 94 90 79 74 72 77 88 87 94 85 74 70 65 74
WIND DIR S S W SW W NW NW N NE E NW N N N N NE NE E E
WIND SPD 9 9 8 3 2 2 3 4 5 4 2 1 2 3 5 6 8 6 5
CLOUDS B2 B2 B2 B2 B1 B1 SC SC B1 SC SC SC SC SC FW FW SC SC FW
POP 12HR 60 60 40 20 20
QPF 12HR 0.38 0.14 0.12 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L C S C S S S S S
TSTMS C C C S C S S S
HEAT INDEX 94 94 86 90 89 86 85 88 89 85
MAX HEAT 94 94 90 90 84 88 90
FLOOD A A A
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 72 87 73 85 72 84
TEMP 75 75 82 80 75 75 84 81 76 76 83 80 74 75 81 78
DEWPT 72 72 70 69 71 70 70 70 71 69 69 68 70 69 67 67
PWIND DIR E E S S W NE SE SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW SC SC SC FW CL FW FW FW FW FW SC SC SC SC SC
POP 12HR 10 20 5 10 20 20 20 20
RAIN SHWRS S S S S S
TSTMS S S
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