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(1/7)
Latest Coastal Waters Forecast by KLWX
Issued 8/30/2026 2:26 PM America/New_York.
Valid through 8/31/2026 4:00 AM America/New_York.
fzus51 klwx 301826
cwflwx
expires:202608310800;;619316
coastal waters forecast
national weather service baltimore md/washington dc
226 pm edt sun aug 30 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz531-310800-
chesapeake bay from pooles island to sandy point-
226 pm edt sun aug 30 2026
...small craft advisory in effect until 2 am edt monday...
.this afternoon...s winds 15 kt with gusts to 20 kt. waves 1 to
2 ft. a slight chance of showers.
.tonight...s winds 10 to 15 kt with gusts to 20 kt... becoming sw
5 to 10 kt late. waves 1 to 2 ft.
.mon...ne winds around 5 kt. waves flat.
.mon night...s winds around 5 kt. waves flat.
.tue...sw winds 5 to 10 kt. waves 1 ft or less.
.tue night...sw winds around 5 kt. waves 1 ft. a chance of showers.
.wed...sw winds 5 kt...becoming s. waves 1 ft or less.
.thu...sw winds 5 to 10 kt. waves 1 ft or less. a chance of showers
and tstms.
winds and waves higher and visibilities lower in and near tstms.
$$
(2/7)
Latest Coastal Waters Forecast by KLWX
Issued 8/30/2026 2:26 PM America/New_York.
Valid through 8/31/2026 4:00 AM America/New_York.
fzus51 klwx 301826
cwflwx
expires:202608310800;;619319
coastal waters forecast
national weather service baltimore md/washington dc
226 pm edt sun aug 30 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-310800-
chesapeake bay from sandy point to north beach-
226 pm edt sun aug 30 2026
...small craft advisory in effect until 2 am edt monday...
.this afternoon...s winds 15 kt with gusts to 20 kt. waves 1 to
2 ft. a slight chance of showers.
.tonight...s winds 10 to 15 kt...becoming sw 5 to 10 kt late. gusts
up to 20 kt. waves 2 ft.
.mon...n winds around 5 kt. waves 1 ft or less.
.mon night...s winds 5 kt. waves less than 1 ft.
.tue...sw winds 5 to 10 kt. waves 1 ft.
.tue night...sw winds 5 to 10 kt. waves 1 ft.
.wed...w winds 5 kt...becoming s. waves 1 ft or less.
.thu...sw winds 5 to 10 kt. waves 1 ft. a chance of showers in the
afternoon. a chance of showers and tstms through the night.
winds and waves higher and visibilities lower in and near tstms.
$$
(3/7)
Latest Coastal Waters Forecast by KLWX
Issued 8/30/2026 2:26 PM America/New_York.
Valid through 8/31/2026 4:00 AM America/New_York.
fzus51 klwx 301826
cwflwx
expires:202608310800;;619321
coastal waters forecast
national weather service baltimore md/washington dc
226 pm edt sun aug 30 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz533-310800-
chesapeake bay from north beach to drum point-
226 pm edt sun aug 30 2026
...small craft advisory in effect until 2 am edt monday...
.this afternoon...s winds 15 kt with gusts to 20 kt. waves 1 to
2 ft. a slight chance of showers.
.tonight...s winds 10 to 15 kt...becoming sw late. gusts up to
20 kt. waves 2 ft.
.mon...w winds 5 to 10 kt...becoming e in the afternoon. waves 1 ft
or less.
.mon night...s winds 5 kt. waves less than 1 ft.
.tue...sw winds 5 to 10 kt. waves 1 ft.
.tue night...sw winds 5 to 10 kt. waves 1 ft.
.wed...w winds 5 kt...becoming s. waves 1 ft.
.thu...sw winds 5 kt. waves less than 1 ft. a chance of showers.
$$
(4/7)
Latest Coastal Waters Forecast by KLWX
Issued 8/30/2026 2:26 PM America/New_York.
Valid through 8/31/2026 4:00 AM America/New_York.
fzus51 klwx 301826
cwflwx
expires:202608310800;;619324
coastal waters forecast
national weather service baltimore md/washington dc
226 pm edt sun aug 30 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz534-310800-
chesapeake bay from drum point to smith point-
226 pm edt sun aug 30 2026
...small craft advisory in effect until 2 am edt monday...
.this afternoon...s winds 10 to 15 kt with gusts to 20 kt. waves
1 to 2 ft.
.tonight...s winds 10 to 15 kt...becoming sw late. gusts up to
20 kt. waves 2 ft.
.mon...w winds 5 to 10 kt...becoming se in the afternoon. waves
1 ft.
.mon night...s winds 5 to 10 kt. waves 1 ft.
.tue...sw winds 5 to 10 kt. waves 1 ft.
.tue night...sw winds 5 to 10 kt. waves 1 ft.
.wed...w winds 5 kt...becoming s. waves 1 ft.
.thu...sw winds 5 to 10 kt. waves 1 ft. a chance of showers.
$$
(5/7)
Latest Coastal Waters Forecast by KLWX
Issued 8/30/2026 2:26 PM America/New_York.
Valid through 8/31/2026 4:00 AM America/New_York.
fzus51 klwx 301826
cwflwx
expires:202608310800;;619312
coastal waters forecast
national weather service baltimore md/washington dc
226 pm edt sun aug 30 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz535-310800-
tidal potomac from key bridge to indian head-
226 pm edt sun aug 30 2026
.this afternoon...sw winds 10 kt. waves 1 ft. a slight chance of
showers.
.tonight...s winds 5 to 10 kt. waves 1 ft.
.mon...nw winds around 5 kt. waves 1 ft.
.mon night...s winds around 5 kt. waves 1 ft.
.tue...w winds around 5 kt. waves 1 ft.
.tue night...sw winds around 5 kt. waves 1 ft.
.wed...sw winds around 5 kt. waves 1 ft.
.thu...w winds 5 to 10 kt. waves 1 ft. a chance of showers.
$$
(6/7)
Latest Coastal Waters Forecast by KLWX
Issued 8/30/2026 2:26 PM America/New_York.
Valid through 8/31/2026 4:00 AM America/New_York.
fzus51 klwx 301826
cwflwx
expires:202608310800;;619313
coastal waters forecast
national weather service baltimore md/washington dc
226 pm edt sun aug 30 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz536-310800-
tidal potomac from indian head to cobb island-
226 pm edt sun aug 30 2026
.this afternoon...sw winds 10 kt. waves 1 ft. a slight chance of
showers.
.tonight...s winds 5 to 10 kt. waves 1 ft.
.mon...sw winds around 5 kt. waves 1 ft.
.mon night...s winds around 5 kt. waves 1 ft.
.tue...w winds around 5 kt. waves 1 ft.
.tue night...sw winds around 5 kt. waves 1 ft.
.wed...sw winds around 5 kt. waves 1 ft or less.
.thu...w winds around 5 kt. waves 1 ft. a chance of showers.
$$
(7/7)
Latest Coastal Waters Forecast by KLWX
Issued 8/30/2026 2:26 PM America/New_York.
Valid through 8/31/2026 4:00 AM America/New_York.
fzus51 klwx 301826
cwflwx
expires:202608310800;;619314
coastal waters forecast
national weather service baltimore md/washington dc
226 pm edt sun aug 30 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz537-310800-
tidal potomac from cobb island to smith point-
226 pm edt sun aug 30 2026
.this afternoon...s winds 10 to 15 kt with gusts to 20 kt. waves
1 ft.
.tonight...s winds 5 to 10 kt with gusts to 20 kt. waves 1 to 2 ft.
.mon...w winds 5 to 10 kt...becoming se late. waves 1 ft.
.mon night...s winds 5 kt. waves less than 1 ft.
.tue...sw winds 5 kt. waves less than 1 ft.
.tue night...sw winds 5 to 10 kt. waves 1 ft.
.wed...s winds around 5 kt...increasing to 5 to 10 kt. waves 1 ft.
.thu...sw winds 5 kt. waves less than 1 ft. a chance of showers.
$$
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