849
FOUS51 KLWX 251500
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1100 AM EDT TUE AUG 25 2026
VAZ054-252000-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
1100 AM EDT TUE AUG 25 2026
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26
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 85 66 88 72 87
TEMP 78 84 85 79 72 69 66 68 80 86 87 81 75 74 73 72 80 85 83 77
DEWPT 57 57 57 58 58 58 59 60 60 60 61 62 64 66 67 68 69 69 69 69
RH 48 40 39 49 61 68 78 76 51 42 42 53 69 76 81 87 69 59 63 76
WIND DIR NW NW NW N N N N N S S S SE S S S S S S S S
WIND SPD 8 9 8 6 2 2 2 0 6 11 12 12 11 10 10 10 12 12 11 11
CLOUDS FW SC B1 FW FW SC SC FW SC SC B1 B1 SC B1 B1 B1 B1 B2 B2 B1
POP 12HR 0 0 5 40 70
QPF 12HR 0 0 0 0.10 0.16
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C L L C
TSTMS S S S S C C S
HEAT INDEX 81 86 87 82 83 89 87
MAX HEAT 83 84 86 87 89 89
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
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 71 87 70 85 70 87 72 89
TEMP 73 71 86 78 73 71 82 79 71 71 84 81 74 73 87 83
DEWPT 70 69 69 68 68 66 66 65 66 67 68 67 69 69 68 67
PWIND DIR S N N NE E SE S SW
WIND CHAR LT LT LT LT LT LT GN GN
AVG CLOUDS B1 B1 B1 B1 B1 B1 SC SC SC SC FW SC SC SC FW SC
POP 12HR 40 40 20 10 10 10 10 10
RAIN SHWRS C C S
TSTMS S C S
MDZ013-252000-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
1100 AM EDT TUE AUG 25 2026
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26
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 84 64 86 70 86
TEMP 77 83 83 75 69 66 64 66 78 84 84 77 74 72 70 72 78 83 81 74
DEWPT 58 59 59 60 62 62 62 63 65 65 66 67 67 68 68 69 72 73 73 72
RH 52 44 44 60 78 87 93 90 64 53 55 71 79 87 93 90 82 72 77 93
WIND DIR NW NW NW NW NW NW N NE SE S S SE S S S S S S S S
WIND SPD 6 9 8 3 1 1 1 1 4 8 9 8 6 4 5 5 8 9 8 5
WIND GUST 18
CLOUDS FW SC SC SC FW FW B1 FW SC SC B1 SC B1 B1 B1 B1 B1 OV OV B1
POP 12HR 0 0 0 50 80
QPF 12HR 0 0 0 0.23 0.19
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C C D D C
TSTMS S C C S C C C S
HEAT INDEX 83 83 86 86 89 86
MAX HEAT 83 84 86 87 89 89
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
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 86 68 84 68 85 70 88
TEMP 70 70 84 77 70 69 82 77 69 69 83 78 71 72 86 81
DEWPT 70 70 72 71 69 67 69 68 67 68 70 70 70 70 72 71
PWIND DIR SW W NE NE E SE S SW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B1 B1 B1 B1 SC SC SC SC FW SC SC SC FW SC
POP 12HR 50 30 10 10 10 10 10 10
RAIN SHWRS C C
TSTMS S C
MDZ011-252000-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
1100 AM EDT TUE AUG 25 2026
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26
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 85 65 86 72 86
TEMP 78 84 83 75 70 67 65 67 79 84 84 78 75 73 72 73 79 84 81 75
DEWPT 58 57 58 58 57 59 60 59 60 61 63 62 64 66 67 67 68 69 70 68
RH 50 40 43 55 63 75 84 75 52 46 49 58 69 79 84 81 69 61 69 79
WIND DIR NW NW NW NW N NW N N SE S SE S S S S S S S S S
WIND SPD 8 9 8 3 1 1 1 0 3 6 10 8 5 4 4 4 6 10 8 4
CLOUDS FW SC SC SC CL FW B1 FW SC SC B1 SC B1 B1 B1 B1 B1 OV OV B1
POP 12HR 0 0 0 50 80
QPF 12HR 0 0 0 0.29 0.21
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C C D D C
TSTMS S C C S C C C S
HEAT INDEX 83 84 85 88 85
MAX HEAT 83 84 84 86 88 88
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
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 71 86 70 85 70 87 72 89
TEMP 71 72 85 78 71 71 82 78 70 71 84 80 73 73 87 81
DEWPT 69 69 69 67 67 65 65 64 65 66 67 67 68 68 68 68
PWIND DIR S NW N NE E SE S SW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B1 B1 B1 B1 SC SC SC SC FW SC SC SC FW SC
POP 12HR 50 30 10 10 10 10 10 10
RAIN SHWRS C C
TSTMS S C
WVZ052-252000-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
1100 AM EDT TUE AUG 25 2026
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26
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 81 57 85 64 86
TEMP 76 81 79 72 63 60 58 60 76 84 84 77 70 67 65 67 79 84 82 75
DEWPT 57 56 57 58 59 58 57 58 60 60 61 60 62 63 63 65 68 67 68 68
RH 52 42 47 61 87 93 96 93 58 44 46 56 76 87 93 93 69 57 63 79
WIND DIR NW NW NW NW N N N N SE S S S S S S S S S S S
WIND SPD 9 9 8 2 0 0 0 0 4 8 9 8 6 5 4 3 4 6 6 3
CLOUDS B1 B1 SC FW FW FW SC SC SC B1 B1 B1 B1 B1 B1 SC SC B2 B2 B1
POP 12HR 0 0 5 30 60
QPF 12HR 0 0 0 0.07 0.13
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C L L S
TSTMS S C C S
HEAT INDEX 81 84 84 87 85
MAX HEAT 81 81 84 85 87 88
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
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 63 84 62 84 62 86 65 89
TEMP 66 66 84 76 65 66 82 76 66 66 84 80 69 68 87 81
DEWPT 66 66 67 65 64 63 63 62 62 63 66 65 66 66 66 66
PWIND DIR S NW N NE E S S W
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC FW SC
POP 12HR 20 20 5 5 5 10 5 10
RAIN SHWRS S S
TSTMS S S
VAZ506-252000-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
1100 AM EDT TUE AUG 25 2026
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26
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 84 61 88 68 87
TEMP 77 83 83 75 67 64 62 64 79 86 86 78 73 70 69 70 80 85 83 76
DEWPT 57 58 58 59 62 62 61 62 64 65 65 64 66 67 67 69 72 73 72 71
RH 50 43 43 58 84 93 97 93 60 50 50 62 79 90 93 97 77 67 70 85
WIND DIR NW NW NW N N N N N S S S S S S S S S S S S
WIND SPD 9 8 8 3 0 0 0 0 4 9 9 8 6 6 6 6 8 9 6 4
CLOUDS FW SC SC SC SC SC SC SC FW SC B1 B1 B1 B1 B1 B1 B1 B2 B2 B1
POP 12HR 0 0 10 40 70
QPF 12HR 0 0 0 0.12 0.08
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C C L L C
TSTMS S S S S S C C S
HEAT INDEX 83 83 88 88 84 92 88
MAX HEAT 83 84 88 89 92 92
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
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 87 66 86 66 88 69 89
TEMP 69 69 86 78 68 68 83 78 68 68 85 80 71 71 88 82
DEWPT 69 69 72 70 68 67 69 67 67 68 71 70 69 70 71 70
PWIND DIR S NW N NE E S S W
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC FW SC
POP 12HR 30 40 20 5 10 10 10 10
RAIN SHWRS C C S
TSTMS S S
VAZ037-252000-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
1100 AM EDT TUE AUG 25 2026
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26
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 83 62 86 66 86
TEMP 75 83 82 73 68 65 62 64 78 84 84 76 72 69 67 68 79 84 83 74
DEWPT 55 56 58 59 59 58 57 58 60 62 64 64 66 66 66 67 69 69 70 70
RH 50 40 44 62 73 78 84 81 54 48 51 66 81 90 97 97 72 61 65 87
WIND DIR W SW SE N N N N N S S S S N S S S S S S S
WIND SPD 2 2 3 0 0 0 0 0 4 9 9 4 0 3 3 4 6 8 6 3
CLOUDS CL SC FW SC SC FW SC FW SC B1 B1 B1 B1 B1 B1 SC SC B2 B2 B1
POP 12HR 0 0 20 40 60
QPF 12HR 0 0 0 0.03 0.10
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C C L L C
TSTMS S S C C S
HEAT INDEX 82 85 85 88 87
MAX HEAT 82 82 85 87 88 89
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
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 85 66 84 66 86 68 90
TEMP 68 68 85 76 69 67 83 77 68 68 85 79 71 69 89 82
DEWPT 68 68 69 69 68 67 68 68 67 67 68 69 68 68 67 69
PWIND DIR S NE N NE N S SW SW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B1 B1 B2 B1 B1 SC SC SC SC SC FW SC FW FW
POP 12HR 40 40 30 10 10 10 10 10
RAIN SHWRS C C C
TSTMS S C S
MDZ003-252000-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
1100 AM EDT TUE AUG 25 2026
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26
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 81 58 85 65 86
TEMP 73 81 79 71 63 60 58 61 76 83 84 78 70 67 65 67 78 84 81 74
DEWPT 57 58 58 59 61 59 57 59 63 63 63 63 63 64 64 66 69 69 69 69
RH 57 46 49 66 93 96 96 93 64 51 49 60 78 90 97 97 74 61 67 84
WIND DIR W NW NW NW NE N N E S S S SE S S S S S S S SE
WIND SPD 8 10 10 2 1 0 0 1 3 8 8 6 8 6 6 5 4 5 5 4
CLOUDS B2 B1 SC FW FW SC SC SC SC B1 B1 B1 B1 B1 B1 SC SC B2 B2 B1
POP 12HR 0 0 5 30 60
QPF 12HR 0 0 0 0.04 0.31
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S S L L C
TSTMS S C C C
HEAT INDEX 81 84 85 88 84
MAX HEAT 81 81 84 85 88 88
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
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 64 84 62 84 63 86 67 88
TEMP 66 66 83 77 65 65 81 76 65 66 84 79 69 69 86 81
DEWPT 66 66 68 67 64 63 65 64 62 64 68 67 66 67 68 67
PWIND DIR S NW N NE E S S SW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 SC B1 SC SC FW SC SC SC SC SC SC SC FW SC
POP 12HR 40 10 5 5 5 10 5 10
RAIN SHWRS C
TSTMS C
MDZ017-252000-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
1100 AM EDT TUE AUG 25 2026
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26
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 83 69 85 73 85
TEMP 76 82 83 77 72 70 69 71 80 83 83 78 76 75 73 75 80 83 82 77
DEWPT 58 59 60 61 62 63 63 64 64 64 65 66 68 68 69 70 72 72 72 72
RH 54 46 46 58 71 78 81 79 58 53 55 67 76 79 87 84 77 70 72 85
WIND DIR N N SE S SW W NW NE S SE SE S S S S S S S S S
WIND SPD 6 4 5 3 3 2 2 2 4 9 13 12 11 9 8 8 9 11 11 8
CLOUDS FW FW SC FW SC SC FW FW SC SC B2 SC SC B1 B1 B1 B1 B2 B2 B2
POP 12HR 0 0 0 40 70
QPF 12HR 0 0 0 0.12 0.21
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C L L C
TSTMS C S S C C C S
HEAT INDEX 82 83 82 84 85 84 88 87
MAX HEAT 82 83 84 86 88 88
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
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 71 85 71 82 71 83 73 87
TEMP 73 73 84 78 73 72 79 77 73 74 81 79 75 75 85 82
DEWPT 72 72 73 72 71 71 71 70 70 71 71 71 71 72 73 72
PWIND DIR SW SW NW NE E SE S SW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B1 B1 B2 B2 B1 SC SC SC FW FW FW SC FW FW
POP 12HR 50 50 40 20 10 10 10 10
RAIN SHWRS C C C C S S S
TSTMS S C S
WVZ502-252000-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
1100 AM EDT TUE AUG 25 2026
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26
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 82 56 88 63 88
TEMP 73 82 82 72 63 59 57 58 77 86 86 75 69 65 63 65 81 86 85 74
DEWPT 61 57 56 58 59 57 55 56 62 62 63 64 64 63 62 63 67 66 67 67
RH 66 43 41 61 87 93 93 93 60 45 46 69 84 93 97 93 63 51 55 79
WIND DIR W NW NW NW N N N SW S S S S S SW SW SW SW SW S SW
WIND SPD 2 4 4 2 0 0 0 1 2 4 4 3 4 3 3 2 2 3 3 2
CLOUDS SC FW FW SC SC SC SC FW B1 B1 B1 B2 SC SC SC SC FW B1 B1 B1
POP 12HR 0 0 10 5 40
QPF 12HR 0 0 0 0 0.02
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S
TSTMS C C S
HEAT INDEX 82 82 86 87 83 88 88
MAX HEAT 82 82 86 89 88 90
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
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 61 86 60 86 61 90 64 91
TEMP 64 63 85 75 63 63 83 76 64 64 87 79 67 67 89 82
DEWPT 64 63 67 66 63 62 65 65 62 63 65 66 64 64 67 67
PWIND DIR SW NW NW E S SW SW W
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 SC B1 B1 SC SC FW SC SC SC FW SC SC SC SC
POP 12HR 20 30 5 10 5 10 5 5
RAIN SHWRS S S C
TSTMS S C
MDZ014-252000-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
1100 AM EDT TUE AUG 25 2026
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26
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 83 67 84 73 83
TEMP 76 81 82 77 72 69 67 69 79 83 83 79 76 75 73 74 80 83 81 76
DEWPT 59 59 60 61 62 63 63 64 63 63 65 64 68 68 68 69 71 72 71 70
RH 56 47 47 58 71 81 87 84 58 51 55 60 76 79 84 84 74 70 72 82
WIND DIR NW NW W W N N N N SE S S S S S S S S S S S
WIND SPD 6 6 6 3 0 0 0 0 5 10 12 11 10 9 8 8 10 12 11 8
CLOUDS FW SC B1 SC FW FW SC FW SC SC B1 SC SC B1 B1 B1 B1 B2 B2 B1
POP 12HR 0 0 0 40 80
QPF 12HR 0 0 0 0.21 0.27
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C C D D C
TSTMS S C C C C C C S
HEAT INDEX 81 82 84 85 83 88 85
MAX HEAT 81 83 84 86 88 88
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
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 71 83 70 84 69 86 72 88
TEMP 72 73 83 79 72 72 82 78 71 72 84 80 74 74 86 82
DEWPT 71 70 71 71 70 69 70 68 69 69 71 70 71 71 73 72
PWIND DIR S S N NE E SE S SW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B1 B1 B1 B1 SC SC SC SC FW SC SC SC FW SC
POP 12HR 50 30 20 10 10 10 10 10
RAIN SHWRS C S C S
TSTMS S C
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