833
FOUS51 KLWX 281501
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1101 AM EDT FRI AUG 28 2026
VAZ054-282000-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
1101 AM EDT FRI AUG 28 2026
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26
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 68 85 68 89
TEMP 85 86 80 75 72 70 70 77 83 84 77 73 70 68 70 81 87 88 82
DEWPT 68 66 66 67 65 62 59 59 60 61 61 62 63 65 67 68 67 67 67
RH 57 51 62 76 79 76 68 54 46 46 58 68 78 90 90 65 52 50 61
WIND DIR N N NE N N N N NE NE E E SE SE S S S S S S
WIND SPD 4 6 5 4 5 6 8 8 5 4 4 4 3 3 4 6 9 8 8
CLOUDS B1 B1 SC SC SC SC SC SC SC SC SC FW SC SC SC SC SC SC B1
POP 12HR 20 5 5 5 10
QPF 12HR 0.08 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S
TSTMS S S
HEAT INDEX 88 88 82 83 84 84 90 91 85
MAX HEAT 88 90 83 84 90 91
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26 THU 09/03/26
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 74 92 76 94 78 94 76 91
TEMP 76 75 90 86 78 77 91 87 80 79 92 87 79 77 89 85
DEWPT 70 69 66 66 69 69 68 67 70 70 69 69 70 70 68 67
PWIND DIR S NW S SW SW SW SW W
WIND CHAR LT LT LT GN GN GN GN GN
AVG CLOUDS B1 SC SC SC SC SC FW SC SC SC SC B1 B1 B1 SC B1
POP 12HR 5 5 20 10 10 30 30 30
RAIN SHWRS S C C S S C
TSTMS S S S S
MDZ013-282000-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
1101 AM EDT FRI AUG 28 2026
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26
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 86 65 82 66 87
TEMP 84 84 78 73 69 67 67 75 81 81 75 70 68 66 68 81 86 85 78
DEWPT 70 68 68 67 65 62 58 59 61 62 65 65 66 66 68 70 71 71 71
RH 63 59 71 81 87 84 73 58 51 53 71 84 93100100 69 61 63 79
WIND DIR N N N N N N NE NE NE E E E SE SE S S S S S
WIND SPD 4 5 4 4 5 6 8 8 5 5 4 3 3 3 5 6 9 8 8
CLOUDS B1 B1 SC FW FW SC SC FW SC SC FW FW SC SC SC SC SC SC B2
POP 12HR 20 5 5 5 10
QPF 12HR 0.10 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S
TSTMS S S
HEAT INDEX 88 87 82 82 85 91 90
MAX HEAT 88 89 82 83 91 93
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26 THU 09/03/26
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 91 73 92 75 92 73 90
TEMP 73 73 90 83 75 75 90 84 77 76 90 84 76 74 88 82
DEWPT 70 71 71 71 70 71 72 72 71 72 73 73 71 71 71 71
PWIND DIR SW N S SW S S SW W
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1
POP 12HR 5 5 5 20 20 40 30 30
RAIN SHWRS S S C C S C
TSTMS S S S S S
MDZ011-282000-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
1101 AM EDT FRI AUG 28 2026
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26
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 87 65 84 68 88
TEMP 85 85 79 74 70 67 67 76 82 83 76 72 69 68 70 82 87 86 79
DEWPT 67 66 65 65 63 60 55 55 57 58 58 60 63 64 65 66 67 68 67
RH 55 53 62 74 78 78 65 48 43 43 54 66 81 87 84 58 52 55 67
WIND DIR N N N N N N N NE NE E E E SE S S S S S S
WIND SPD 3 5 4 4 5 6 8 8 5 5 4 3 4 3 5 6 9 8 6
CLOUDS B1 B1 SC FW FW SC SC FW SC SC FW FW SC SC SC SC SC SC B2
POP 12HR 20 5 5 5 10
QPF 12HR 0.07 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S
TSTMS S S
HEAT INDEX 88 87 82 83 84 90 89
MAX HEAT 88 89 82 83 90 91
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26 THU 09/03/26
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 91 74 92 75 93 75 90
TEMP 74 75 91 84 75 75 91 85 77 76 91 85 77 76 88 83
DEWPT 69 68 67 68 69 69 69 69 71 70 70 70 70 69 68 67
PWIND DIR SW W SW SW S S SW NW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 SC SC B1 SC SC SC SC SC SC SC B1 B1 B1 B1 B1
POP 12HR 5 5 10 20 20 40 30 30
RAIN SHWRS S S S C C S C
TSTMS S S S S S
WVZ052-282000-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
1101 AM EDT FRI AUG 28 2026
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26
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 61 83 63 87
TEMP 83 83 76 70 65 62 63 74 81 82 76 69 65 63 66 80 86 87 80
DEWPT 65 61 63 62 61 58 58 58 59 59 60 60 61 62 64 67 65 64 65
RH 55 47 64 76 87 87 84 57 47 46 58 73 87 97 93 65 50 46 60
WIND DIR N N N N N N N NE E E E SE SE SE S S SW SW S
WIND SPD 4 6 4 4 5 4 5 5 4 5 4 3 3 3 5 6 8 6 5
CLOUDS B1 SC SC SC FW SC SC FW SC FW FW SC SC SC SC SC SC SC B2
POP 12HR 10 0 5 10 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 85 83 81 82 82 88 88 82
MAX HEAT 85 85 81 82 88 88
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26 THU 09/03/26
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 67 89 69 90 71 91 70 88
TEMP 70 70 88 82 73 72 89 84 75 74 89 83 73 72 86 81
DEWPT 65 66 65 66 67 68 68 68 69 69 69 69 69 69 68 67
PWIND DIR SW NW SW W W W W NW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 SC SC SC SC SC SC SC SC SC SC B1 SC SC SC SC
POP 12HR 5 5 10 10 20 30 30 20
RAIN SHWRS S S C C S S
TSTMS S S S
VAZ506-282000-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
1101 AM EDT FRI AUG 28 2026
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26
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 87 64 85 65 89
TEMP 85 85 78 72 68 65 66 76 82 83 76 70 66 65 68 81 87 88 82
DEWPT 69 67 67 66 65 63 61 61 63 64 65 65 65 65 68 71 71 70 70
RH 59 55 69 81 90 93 84 60 53 53 69 84 97100100 72 59 55 67
WIND DIR N N N N N N N N NE NE E E SE S S S S S S
WIND SPD 5 8 5 3 5 5 8 6 5 5 4 4 3 3 5 6 8 8 5
CLOUDS SC SC SC SC FW SC SC SC SC SC SC SC SC SC SC SC SC SC B2
POP 12HR 20 5 5 10 5
QPF 12HR 0.02 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S
TSTMS S
HEAT INDEX 89 88 83 84 85 93 93 86
MAX HEAT 89 89 83 85 93 94
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26 THU 09/03/26
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 91 72 93 74 93 73 91
TEMP 72 72 91 84 75 74 91 86 77 76 91 84 76 74 88 83
DEWPT 70 70 70 68 69 70 71 70 70 71 73 72 71 71 72 70
PWIND DIR SW NW S W SW SW W NW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 SC SC SC SC SC FW SC SC SC SC B1 B1 B1 SC B1
POP 12HR 5 0 5 10 20 30 30 30
RAIN SHWRS S S C C S C
TSTMS S S S S
VAZ037-282000-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
1101 AM EDT FRI AUG 28 2026
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26
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 84 65 87
TEMP 84 83 76 71 68 66 67 76 82 82 75 70 67 65 67 80 85 86 80
DEWPT 68 68 68 67 66 64 64 64 65 65 66 66 65 65 67 69 68 68 68
RH 59 61 76 87 93 93 90 66 56 56 74 87 93100100 69 57 55 67
WIND DIR N NE NE N N N N NE E SE E NE SE SW W S S S S
WIND SPD 2 6 4 3 3 3 5 6 5 5 3 2 2 2 3 5 8 8 5
CLOUDS B1 B2 B1 SC SC SC SC SC SC SC SC SC B1 SC SC FW SC SC SC
POP 12HR 30 10 20 20 5
QPF 12HR 0.13 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S S S
TSTMS C S
HEAT INDEX 87 86 84 84 83 88 89 83
MAX HEAT 87 88 84 85 88 91
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26 THU 09/03/26
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 91 71 92 73 93 72 91
TEMP 71 70 90 82 74 73 90 84 75 74 91 83 75 73 89 82
DEWPT 68 68 66 68 67 68 67 69 69 70 68 70 70 70 68 69
PWIND DIR SW E N SW W SW W W
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC FW SC SC SC FW FW SC FW FW SC SC SC SC B1
POP 12HR 0 0 5 10 5 20 20 30
RAIN SHWRS S S S C
TSTMS S S S
MDZ003-282000-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
1101 AM EDT FRI AUG 28 2026
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26
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 83 64 88
TEMP 83 83 76 69 65 62 63 74 81 82 76 68 66 64 66 79 86 87 81
DEWPT 65 62 63 62 60 58 57 58 60 60 62 60 61 62 65 68 68 66 66
RH 55 49 64 78 84 87 81 57 49 47 62 76 84 93 97 69 55 50 60
WIND DIR N N N N N N N NE NE E E E SE SE S SW SW W S
WIND SPD 5 8 6 4 5 6 6 5 4 4 4 4 4 4 5 8 9 9 5
CLOUDS B1 SC FW FW FW FW FW FW FW FW FW SC SC SC SC SC SC SC B1
POP 12HR 10 0 5 10 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 85 84 82 82 89 89 83
MAX HEAT 85 84 82 82 89 90
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26 THU 09/03/26
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 89 71 91 72 91 70 88
TEMP 71 71 87 82 74 73 88 84 75 74 88 82 73 72 86 80
DEWPT 66 67 68 67 67 68 70 69 69 70 72 71 69 69 70 68
PWIND DIR SW W S W SW W W NW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 SC SC B1 B1 SC SC SC SC SC B1 SC B1 SC SC
POP 12HR 0 5 10 10 20 30 30 20
RAIN SHWRS S S C C S S S
TSTMS S S S S
MDZ017-282000-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
1101 AM EDT FRI AUG 28 2026
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26
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 71 82 71 86
TEMP 83 83 77 75 74 72 72 77 81 81 76 74 73 71 73 81 84 85 80
DEWPT 73 71 71 72 70 68 66 65 65 66 67 69 68 68 70 71 70 71 72
RH 72 67 82 90 87 87 81 67 58 60 74 84 84 90 90 72 63 63 77
WIND DIR N N N NE N N NE N N N E SE SE S S S SE S S
WIND SPD 5 6 5 4 5 10 11 9 6 5 4 6 6 5 5 6 9 11 12
CLOUDS B2 B2 B2 SC SC B1 B2 B1 B1 SC SC FW SC SC SC FW SC SC SC
POP 12HR 30 10 5 5 10
QPF 12HR 0.12 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C
TSTMS C C
HEAT INDEX 89 88 83 83 85 88 90 84
MAX HEAT 89 88 83 83 88 91
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26 THU 09/03/26
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 74 91 75 90 76 90 76 89
TEMP 76 76 89 83 78 77 88 84 79 78 88 84 78 78 86 83
DEWPT 72 72 72 72 72 73 73 73 72 73 73 73 72 73 72 72
PWIND DIR SW E S SW S S SW W
WIND CHAR GN LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC SC SC FW FW SC SC SC SC B1 B1 SC B1
POP 12HR 5 5 5 10 10 20 30 30
RAIN SHWRS S C S S C
TSTMS S S S
WVZ502-282000-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
1101 AM EDT FRI AUG 28 2026
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26
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 59 85 63 90
TEMP 83 83 74 68 63 61 61 75 82 82 74 69 65 63 65 82 88 89 80
DEWPT 65 63 64 61 61 59 59 64 64 65 65 64 63 62 64 68 65 65 66
RH 55 51 71 78 93 93 93 69 55 56 74 84 93 97 97 63 47 45 62
WIND DIR NE N N NW NW NW N E SE SE SE S S S S SW W W S
WIND SPD 2 5 4 2 2 2 3 3 4 5 3 2 3 3 5 5 5 5 4
CLOUDS SC SC SC FW SC SC SC SC SC SC B1 B1 SC SC SC FW SC SC SC
POP 12HR 20 5 30 10 5
QPF 12HR 0.04 0 0.01 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C
TSTMS S
OBVIS PF F PF
HEAT INDEX 85 84 83 84 85 90 91 82
MAX HEAT 85 85 83 84 90 92
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26 THU 09/03/26
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 91 68 93 70 92 69 90
TEMP 68 68 89 81 71 70 91 83 73 71 90 82 72 71 88 81
DEWPT 63 64 66 68 66 66 68 70 68 67 70 70 68 68 69 68
PWIND DIR SW W SW W SW W SW W
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1
POP 12HR 0 0 5 10 10 20 20 30
RAIN SHWRS S S S C
TSTMS S S S
MDZ014-282000-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
1101 AM EDT FRI AUG 28 2026
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26
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 68 81 69 85
TEMP 84 84 79 75 72 69 69 75 80 81 78 73 71 69 71 82 85 84 80
DEWPT 70 69 69 70 67 64 61 60 60 61 62 66 67 67 68 69 69 69 70
RH 63 61 72 84 84 84 76 60 51 51 58 79 87 93 90 65 59 61 72
WIND DIR NE NE N N N N NE NE NE NE E SE SE S S S S S S
WIND SPD 4 6 4 4 6 9 11 9 6 5 4 5 5 5 5 6 10 12 10
CLOUDS B1 B2 B1 SC SC SC SC SC SC SC FW FW SC SC SC SC SC SC B2
POP 12HR 20 5 5 0 10
QPF 12HR 0.12 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S
TSTMS S S
HEAT INDEX 88 88 81 82 85 89 88 83
MAX HEAT 88 90 81 82 89 89
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26 THU 09/03/26
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 74 89 74 91 75 92 74 90
TEMP 75 76 89 83 76 76 90 85 77 77 90 84 76 76 88 83
DEWPT 71 71 71 72 71 72 74 73 72 73 75 73 72 71 73 71
PWIND DIR SW N S SW S S SW SW
WIND CHAR GN LT LT LT LT LT LT LT
AVG CLOUDS B2 SC SC SC SC SC SC SC SC SC SC B1 B1 B1 SC B1
POP 12HR 5 5 5 20 20 30 30 30
RAIN SHWRS S S C C S C
TSTMS S S S S S
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page