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(1/7)
Latest Coastal Waters Forecast by KLWX
Issued 8/30/2026 4:35 PM America/New_York.
Valid through 8/31/2026 4:00 AM America/New_York.
fzus51 klwx 302035
cwflwx
expires:202608310800;;626328
coastal waters forecast
national weather service baltimore md/washington dc
435 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-
435 pm edt sun aug 30 2026
...small craft advisory in effect until 2 am edt monday...
.rest of this afternoon...s winds 10 kt. waves 2 ft. isolated
showers and tstms.
.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 1 ft or less.
.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 kt. waves less than 1 ft. a chance of showers and
tstms.
winds and waves higher and visibilities lower in and near tstms.
$$
(2/7)
Latest Coastal Waters Forecast by KLWX
Issued 8/30/2026 4:35 PM America/New_York.
Valid through 8/31/2026 4:00 AM America/New_York.
fzus51 klwx 302035
cwflwx
expires:202608310800;;626331
coastal waters forecast
national weather service baltimore md/washington dc
435 pm edt sun aug 30 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-310800-
chesapeake bay from sandy point to north beach-
435 pm edt sun aug 30 2026
...small craft advisory in effect until 2 am edt monday...
.rest of this afternoon...s winds 15 kt with gusts to 20 kt. waves
2 ft. isolated showers.
.tonight...s winds 10 to 15 kt...becoming sw 5 to 10 kt late. gusts
up to 20 kt. waves 2 ft.
.mon...n winds around 5 kt. waves 1 ft or less.
.mon night...s winds 5 kt. waves less than 1 ft.
.tue...sw winds 5 to 10 kt. waves 1 ft.
.tue night...sw winds 5 to 10 kt. waves 1 ft.
.wed...w winds 5 kt...becoming s. waves 1 ft or less.
.thu...sw winds 5 to 10 kt. waves 1 ft. a chance of showers in the
afternoon. a chance of showers and tstms through the night.
winds and waves higher and visibilities lower in and near tstms.
$$
(3/7)
Latest Coastal Waters Forecast by KLWX
Issued 8/30/2026 4:35 PM America/New_York.
Valid through 8/31/2026 4:00 AM America/New_York.
fzus51 klwx 302035
cwflwx
expires:202608310800;;626333
coastal waters forecast
national weather service baltimore md/washington dc
435 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-
435 pm edt sun aug 30 2026
...small craft advisory in effect until 2 am edt monday...
.rest of this afternoon...s winds 15 kt. waves 2 ft. isolated
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.
$$
(4/7)
Latest Coastal Waters Forecast by KLWX
Issued 8/30/2026 4:35 PM America/New_York.
Valid through 8/31/2026 4:00 AM America/New_York.
fzus51 klwx 302035
cwflwx
expires:202608310800;;626336
coastal waters forecast
national weather service baltimore md/washington dc
435 pm edt sun aug 30 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz534-310800-
chesapeake bay from drum point to smith point-
435 pm edt sun aug 30 2026
...small craft advisory in effect until 2 am edt monday...
.rest of this afternoon...se winds 10 kt. waves 2 ft.
.tonight...s winds 10 to 15 kt...becoming sw late. gusts up to
20 kt. waves 2 ft.
.mon...w winds 5 to 10 kt...becoming se in the afternoon. waves 1 to
2 ft.
.mon night...s winds 5 to 10 kt. waves 1 ft.
.tue...sw winds 5 to 10 kt. waves 1 ft.
.tue night...sw winds 5 to 10 kt. waves 1 ft.
.wed...w winds 5 kt...becoming s. waves 1 ft.
.thu...sw winds 5 to 10 kt. waves 1 ft. a chance of showers.
$$
(5/7)
Latest Coastal Waters Forecast by KLWX
Issued 8/30/2026 4:35 PM America/New_York.
Valid through 8/31/2026 4:00 AM America/New_York.
fzus51 klwx 302035
cwflwx
expires:202608310800;;626324
coastal waters forecast
national weather service baltimore md/washington dc
435 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-
435 pm edt sun aug 30 2026
.rest of this afternoon...s winds 10 kt. waves 1 ft. scattered
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.
$$
(6/7)
Latest Coastal Waters Forecast by KLWX
Issued 8/30/2026 4:35 PM America/New_York.
Valid through 8/31/2026 4:00 AM America/New_York.
fzus51 klwx 302035
cwflwx
expires:202608310800;;626325
coastal waters forecast
national weather service baltimore md/washington dc
435 pm edt sun aug 30 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz536-310800-
tidal potomac from indian head to cobb island-
435 pm edt sun aug 30 2026
.rest of this afternoon...s winds 10 kt. waves 1 ft. isolated
showers.
.tonight...s winds 5 to 10 kt. waves 1 ft.
.mon...sw winds around 5 kt. waves 1 ft.
.mon night...s winds around 5 kt. waves 1 ft.
.tue...w winds around 5 kt. waves 1 ft.
.tue night...sw winds around 5 kt. waves 1 ft.
.wed...sw winds around 5 kt. waves 1 ft or less.
.thu...w winds around 5 kt. waves 1 ft. a chance of showers.
$$
(7/7)
Latest Coastal Waters Forecast by KLWX
Issued 8/30/2026 4:35 PM America/New_York.
Valid through 8/31/2026 4:00 AM America/New_York.
fzus51 klwx 302035
cwflwx
expires:202608310800;;626326
coastal waters forecast
national weather service baltimore md/washington dc
435 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-
435 pm edt sun aug 30 2026
...small craft advisory in effect until 2 am edt monday...
.rest of this afternoon...se winds 10 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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