579
FOUS51 KLWX 250259
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1059 PM EDT MON AUG 24 2026
VAZ054-250800-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
1059 PM EDT MON AUG 24 2026
DATE 08/24/26 TUE 08/25/26 WED 08/26/26 THU
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 64 86 66 89 72
TEMP 70 66 64 66 77 83 85 79 72 69 66 68 80 86 88 81 76 74 73 72
DEWPT 54 55 54 55 56 56 57 57 59 59 59 59 60 60 61 63 65 66 67 68
RH 57 68 70 68 48 40 39 47 64 70 78 73 51 42 40 54 69 76 81 87
WIND DIR N N NW NW NW NW NW NW NW N N NE S S S SE S S S S
WIND SPD 8 5 5 8 10 10 10 6 2 0 2 1 6 11 12 12 11 10 10 10
CLOUDS SC FW FW FW SC SC SC SC SC SC SC SC SC B1 B1 SC SC B2 B1 B2
POP 12HR 0 0 0 5 40
QPF 12HR 0 0 0 0 0.04
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C C
TSTMS S S C S
HEAT INDEX 81 86 88 82
MAX HEAT 82 84 86 88
DATE 08/27 FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 88 71 88 71 87 71 88 73 90
TEMP 86 79 73 72 85 81 73 72 84 80 72 72 85 81 74 74 88 83
DEWPT 71 70 70 70 69 67 68 66 66 66 68 68 68 67 69 69 68 67
PWIND DIR S SW NW NW NE E S S W
WIND CHAR GN LT LT LT LT LT GN GN GN
AVG CLOUDS B2 B2 B1 B1 SC SC B1 SC SC SC SC SC FW SC SC SC SC SC
POP 12HR 80 50 20 10 10 10 20 10 10
RAIN SHWRS C D C S S
TSTMS S C C S S
MDZ013-250800-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
1059 PM EDT MON AUG 24 2026
DATE 08/24/26 TUE 08/25/26 WED 08/26/26 THU
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 62 85 64 86 71
TEMP 67 64 62 64 76 82 82 75 69 66 64 66 79 85 83 77 74 72 71 72
DEWPT 57 56 56 57 60 60 61 62 62 62 61 63 65 64 66 67 68 68 68 70
RH 70 75 81 78 58 47 49 64 78 87 90 90 62 50 57 71 82 87 90 93
WIND DIR NW W W W NW W NW NW NW NW N N SE S S SE S S S S
WIND SPD 3 2 3 4 6 8 6 3 1 1 1 1 3 8 9 8 6 5 5 4
CLOUDS SC FW SC SC SC SC SC SC FW FW SC SC SC SC B1 SC SC B2 B2 OV
POP 12HR 0 0 0 0 50
QPF 12HR 0 0 0 0 0.07
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C
TSTMS S S C S
HEAT INDEX 82 83 86 85
MAX HEAT 82 84 86 86
DATE 08/27 FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 86 70 87 69 86 69 86 71 88
TEMP 84 77 71 71 84 79 71 70 83 78 70 70 84 79 72 73 86 81
DEWPT 73 73 70 71 72 71 69 67 68 69 68 69 71 71 70 71 72 71
PWIND DIR S SW NW N NE E SE SW W
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B2 B2 B1 B1 SC SC SC SC SC SC SC SC FW SC SC SC SC SC
POP 12HR 80 50 20 10 10 20 20 20 10
RAIN SHWRS C D C S S S S
TSTMS S C C S S
MDZ011-250800-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
1059 PM EDT MON AUG 24 2026
DATE 08/24/26 TUE 08/25/26 WED 08/26/26 THU
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 63 86 65 87 72
TEMP 68 65 63 65 77 83 82 75 70 67 65 67 80 85 83 78 75 73 72 73
DEWPT 54 55 55 55 55 56 58 57 58 59 60 59 59 60 62 63 65 66 67 68
RH 61 70 75 70 47 40 44 54 66 75 84 75 49 43 49 60 71 79 84 84
WIND DIR NW NW NW NW NW NW NW NW NW NW N N SE S S SE S S S S
WIND SPD 2 1 2 3 6 8 8 3 1 1 1 0 3 8 10 8 5 4 4 4
CLOUDS SC FW FW FW SC SC SC SC FW FW SC SC SC SC B1 SC SC B2 B2 OV
POP 12HR 0 0 0 0 50
QPF 12HR 0 0 0 0 0.06
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C
TSTMS S S C S
HEAT INDEX 82 81 85 84
MAX HEAT 82 84 85 85
DATE 08/27 FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 87 71 88 70 86 70 87 72 89
TEMP 85 78 72 72 85 79 72 71 83 79 71 72 84 80 73 74 87 82
DEWPT 70 69 70 69 69 67 67 64 64 65 67 66 67 67 69 69 68 68
PWIND DIR S SW NW N NE E SE S W
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B2 B2 B1 B1 SC SC B1 SC SC SC SC SC FW SC SC SC SC SC
POP 12HR 80 50 20 10 10 10 20 20 10
RAIN SHWRS C D C S S S
TSTMS C C C S S
WVZ052-250800-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
1059 PM EDT MON AUG 24 2026
DATE 08/24/26 TUE 08/25/26 WED 08/26/26 THU
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 57 82 58 85 66
TEMP 61 59 57 60 75 81 80 72 63 60 58 60 76 84 85 78 71 68 66 68
DEWPT 53 54 54 55 57 56 57 58 59 59 58 59 60 60 60 61 62 63 64 66
RH 75 83 90 84 54 42 45 61 87 96100 96 58 44 43 56 73 84 93 93
WIND DIR W N SW SW NW NW NW NW N N N N SE S S SE S S S S
WIND SPD 2 0 2 3 8 9 8 2 0 0 0 0 4 8 8 8 6 6 4 3
CLOUDS FW FW FW SC SC SC SC FW FW FW SC SC SC SC SC B1 B1 B1 B1 B2
POP 12HR 0 0 0 5 20
QPF 12HR 0 0 0 0 0.01
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S S
TSTMS S S
HEAT INDEX 81 80 84 85
MAX HEAT 81 82 84 85
DATE 08/27 FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 85 64 85 64 84 64 86 66 88
TEMP 84 76 67 67 83 78 66 66 82 76 66 67 84 80 69 69 86 80
DEWPT 68 68 66 67 66 66 65 64 63 64 64 65 66 66 66 67 66 67
PWIND DIR S SW NW N N NE S SW W
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B1 SC SC SC SC SC SC SC FW SC SC SC SC SC SC B1
POP 12HR 60 40 10 5 5 10 10 10 10
RAIN SHWRS S L C
TSTMS S C C
VAZ506-250800-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
1059 PM EDT MON AUG 24 2026
DATE 08/24/26 TUE 08/25/26 WED 08/26/26 THU
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 59 85 61 88 69
TEMP 64 61 59 62 76 82 83 75 67 64 62 64 79 86 87 80 73 71 69 71
DEWPT 55 55 54 56 60 61 62 62 62 62 61 62 64 65 65 66 67 67 68 70
RH 73 81 83 81 58 49 49 64 84 93 97 93 60 50 48 62 81 87 97 97
WIND DIR NW NW NW NW NW NW NW NW N N N N S S S S S S S S
WIND SPD 3 1 2 3 8 8 6 3 0 0 0 0 4 9 9 8 8 6 6 6
CLOUDS FW FW FW SC SC SC SC SC SC FW SC SC SC SC B1 SC B1 B2 B1 B2
POP 12HR 0 0 0 5 40
QPF 12HR 0 0 0 0 0.04
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C C
TSTMS S S S S
HEAT INDEX 83 84 88 89 82
MAX HEAT 83 85 88 89
DATE 08/27 FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 87 68 87 68 86 67 88 70 90
TEMP 85 77 70 70 84 79 70 69 84 78 69 70 85 80 72 72 87 82
DEWPT 73 72 70 70 72 70 68 67 70 69 68 69 72 70 70 70 72 71
PWIND DIR S SW NW NW N E S S W
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B2 B2 B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR 80 40 10 10 10 10 20 10 10
RAIN SHWRS C D C S
TSTMS S C C S
VAZ037-250800-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
1059 PM EDT MON AUG 24 2026
DATE 08/24/26 TUE 08/25/26 WED 08/26/26 THU
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 57 84 61 86 67
TEMP 65 60 57 59 77 83 82 73 68 65 62 63 78 84 85 78 72 70 69 68
DEWPT 52 52 52 53 54 55 56 58 57 57 57 58 60 61 63 65 66 66 67 68
RH 63 75 83 80 45 38 41 59 68 75 84 84 54 46 48 64 81 87 93100
WIND DIR N N N W N SE SE N N N N N S S S S N S S S
WIND SPD 4 0 0 4 0 3 5 0 0 0 0 0 4 9 9 4 0 3 3 3
CLOUDS FW CL FW CL FW SC FW FW FW FW SC SC SC B1 B1 B1 B2 B2 B1 B2
POP 12HR 0 0 0 5 40
QPF 12HR 0 0 0 0 0.13
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S S S
TSTMS S
HEAT INDEX 82 84 86
MAX HEAT 82 83 84 86
DATE 08/27 FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 86 67 86 66 85 67 86 68 89
TEMP 85 77 70 68 84 77 70 67 83 77 69 69 85 79 71 69 87 80
DEWPT 70 71 69 68 68 69 67 67 67 69 67 67 68 69 68 68 68 69
PWIND DIR S S E N NE N S SW SW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B1 SC SC B1 B1 SC SC SC SC SC SC SC SC SC SC SC
POP 12HR 70 40 30 20 10 20 10 10 10
RAIN SHWRS S L C C S S
TSTMS S C S C S
MDZ003-250800-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
1059 PM EDT MON AUG 24 2026
DATE 08/24/26 TUE 08/25/26 WED 08/26/26 THU
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 56 82 58 86 67
TEMP 61 58 56 59 74 80 78 71 63 60 58 60 76 83 84 78 70 68 67 68
DEWPT 56 55 54 57 60 60 60 62 61 60 58 60 63 62 62 64 64 64 65 67
RH 84 90 93 93 62 51 54 73 93100100100 64 49 48 62 81 87 93 97
WIND DIR NW SW SW S NW NW NW NW N N N NE S S S SE SE S S S
WIND SPD 2 1 2 2 6 9 6 2 1 0 0 1 3 8 6 5 6 8 6 5
CLOUDS FW FW FW SC SC SC SC FW FW FW SC SC SC SC B1 SC SC B1 B1 B2
POP 12HR 0 0 0 5 20
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S S
TSTMS S S
HEAT INDEX 81 84 85
MAX HEAT 81 82 84 86
DATE 08/27 FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 86 66 85 63 84 64 86 68 87
TEMP 84 77 67 68 83 77 66 65 82 76 66 67 84 79 70 70 85 80
DEWPT 70 70 67 67 68 67 65 64 65 65 64 65 68 68 67 68 69 68
PWIND DIR S SW NW N N NE S S W
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B1 B1 SC SC SC SC FW SC SC SC FW SC SC SC SC SC
POP 12HR 60 40 10 5 5 5 10 10 10
RAIN SHWRS S L C
TSTMS S C C
MDZ017-250800-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
1059 PM EDT MON AUG 24 2026
DATE 08/24/26 TUE 08/25/26 WED 08/26/26 THU
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 67 84 69 86 74
TEMP 72 70 68 69 76 80 83 77 72 70 69 71 81 85 83 78 76 75 74 75
DEWPT 61 59 59 60 60 59 59 62 63 63 63 64 64 64 65 67 69 69 70 71
RH 68 68 73 73 58 49 44 60 73 78 81 79 56 50 55 69 79 82 87 87
WIND DIR N N N N NW N W SW SW W NW NW S S S S S S S S
WIND SPD 5 8 6 5 6 3 4 3 2 2 2 2 4 8 12 11 11 9 8 6
CLOUDS B1 SC FW FW FW SC SC SC SC FW FW FW SC SC SC SC SC B2 B2 B2
POP 12HR 30 0 0 0 40
QPF 12HR 0 0 0 0 0.07
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C
TSTMS S C S
HEAT INDEX 81 83 83 86 85
MAX HEAT 81 83 86 86
DATE 08/27 FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 86 72 85 72 84 72 84 73 87
TEMP 84 79 74 74 82 78 74 74 80 78 74 74 82 80 75 75 84 81
DEWPT 73 73 72 72 73 72 71 71 70 71 71 71 71 71 71 72 72 72
PWIND DIR S SW SW W NE SE SE S SW
WIND CHAR GN LT LT LT LT LT LT LT LT
AVG CLOUDS B2 B2 B1 B1 SC B1 B1 B1 SC SC SC SC SC SC SC SC SC SC
POP 12HR 80 50 30 20 20 20 20 10 20
RAIN SHWRS C D C S C S S S S S
TSTMS S C S S S S
WVZ502-250800-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
1059 PM EDT MON AUG 24 2026
DATE 08/24/26 TUE 08/25/26 WED 08/26/26 THU
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 53 83 56 88 64
TEMP 60 55 53 55 75 82 81 70 63 59 57 58 77 86 87 77 70 66 64 66
DEWPT 52 52 51 53 57 58 59 59 58 57 55 56 61 61 62 63 63 62 62 64
RH 75 90 93 93 54 44 47 68 84 93 93 93 58 43 43 62 78 87 93 93
WIND DIR S SW S SW NW NW N N SW N N SW S S S S S S SW SW
WIND SPD 1 2 2 2 2 4 4 2 1 0 0 1 2 3 4 2 3 3 3 2
CLOUDS FW FW SC SC FW SC SC FW FW SC SC SC SC SC B1 B1 B1 B1 B1 SC
POP 12HR 0 0 0 5 10
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S
OBVIS PF
HEAT INDEX 82 81 86 87
MAX HEAT 82 83 86 88
DATE 08/27 FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 88 62 86 62 86 63 89 66 90
TEMP 87 77 65 64 84 75 64 64 83 76 65 65 86 79 68 68 87 80
DEWPT 66 67 64 64 67 66 63 62 65 65 63 64 66 67 64 65 67 67
PWIND DIR SW SW NW NW N SW W SW W
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR 50 20 20 5 10 5 10 5 10
RAIN SHWRS S C S S
TSTMS C S S
MDZ014-250800-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
1059 PM EDT MON AUG 24 2026
DATE 08/24/26 TUE 08/25/26 WED 08/26/26 THU
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 64 83 67 84 73
TEMP 71 67 65 66 77 82 83 78 72 69 67 69 79 83 84 80 76 75 73 74
DEWPT 58 58 58 58 58 58 59 60 63 63 63 64 63 63 64 65 68 68 69 70
RH 63 73 78 75 52 44 44 54 73 81 87 84 58 51 51 60 76 79 87 87
WIND DIR NW NW NW NW NW W SW W N N N N SE S S S S S S S
WIND SPD 5 3 4 5 8 6 8 3 0 0 0 0 4 10 12 11 10 9 8 8
CLOUDS SC FW FW FW FW SC SC SC FW FW SC SC SC SC B1 SC SC B2 B2 OV
POP 12HR 0 0 0 0 40
QPF 12HR 0 0 0 0 0.07
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C
TSTMS S S C S
HEAT INDEX 82 83 84 85 82
MAX HEAT 82 83 84 85
DATE 08/27 FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 84 71 87 71 85 71 86 72 88
TEMP 84 79 72 72 84 80 73 72 83 79 72 73 84 80 74 75 86 82
DEWPT 72 72 71 71 73 71 70 69 69 69 69 70 71 70 71 71 73 72
PWIND DIR S SW W NW NE SE SE S SW
WIND CHAR GN LT LT LT LT LT LT LT LT
AVG CLOUDS OV B2 B1 B1 SC SC B1 SC SC SC SC SC FW SC SC SC SC SC
POP 12HR 80 50 20 10 10 20 10 20 10
RAIN SHWRS C D C S S S S
TSTMS S C C S
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