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coastal waters forecast
national weather service baltimore md/washington dc
757 am edt tue aug 25 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.


anz531-252000-
chesapeake bay from pooles island to sandy point-
757 am edt tue aug 25 2026

.today...nw winds 5 to 10 kt. waves 1 ft. 
.tonight...n winds around 5 kt. waves 1 ft or less. 
.wed...e winds around 5 kt...becoming s in the afternoon. waves 1 ft
or less. 
.wed night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. a
chance of showers and tstms. 
.thu...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. showers
with a chance of tstms. 
.thu night...s winds 5 to 10 kt. waves 1 to 2 ft. a chance of
showers. 
.fri...w winds around 5 kt. waves 1 ft or less. a chance of showers
and tstms through the night. 
.sat...ne winds 5 to 10 kt. waves 1 ft or less.  

winds and waves higher and visibilities lower in and near tstms.

$$

fzus51 klwx 251157
cwflwx
expires:202608252000;;333549

coastal waters forecast
national weather service baltimore md/washington dc
757 am edt tue aug 25 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.


anz532-252000-
chesapeake bay from sandy point to north beach-
757 am edt tue aug 25 2026

.today...nw winds 5 to 10 kt. waves 1 ft. 
.tonight...w winds around 5 kt. waves 1 ft or less. 
.wed...e winds 5 kt...becoming s 10 to 15 kt with gusts to 20 kt in
the afternoon. waves flat...building to 2 ft in the afternoon. 
.wed night...s winds 15 to 20 kt. waves 3 ft. a chance of showers
and tstms. 
.thu...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. showers
likely with a chance of tstms. 
.thu night...s winds 10 to 15 kt...becoming sw 5 kt after midnight.
waves 1 to 2 ft. a chance of showers. 
.fri...sw winds around 5 kt. waves 1 ft or less. a chance of
showers. a chance of tstms through the night. 
.sat...ne winds 5 to 10 kt. waves 1 ft.  

winds and waves higher and visibilities lower in and near tstms.

$$

fzus51 klwx 251157
cwflwx
expires:202608252000;;333551

coastal waters forecast
national weather service baltimore md/washington dc
757 am edt tue aug 25 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.


anz533-252000-
chesapeake bay from north beach to drum point-
757 am edt tue aug 25 2026

.today...nw winds 5 to 10 kt...becoming sw late. waves 1 ft. 
.tonight...w winds around 5 kt. waves 1 ft or less. 
.wed...e winds 5 kt...becoming s 10 to 15 kt with gusts to 20 kt in
the afternoon. waves flat...building to 2 ft in the afternoon. 
.wed night...s winds 15 to 20 kt with gusts to 25 kt. waves 3 ft. a
chance of showers and tstms. 
.thu...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. showers
likely with a chance of tstms. 
.thu night...s winds 10 to 15 kt. gusts up to 20 kt in the evening.
waves 1 to 2 ft. a chance of showers. 
.fri...sw winds around 5 kt. waves 1 ft or less. a chance of
showers. a chance of tstms through the night. 
.sat...ne winds 5 to 10 kt. waves 1 ft.  

winds and waves higher and visibilities lower in and near tstms.

$$

fzus51 klwx 251157
cwflwx
expires:202608252000;;333554

coastal waters forecast
national weather service baltimore md/washington dc
757 am edt tue aug 25 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.


anz534-252000-
chesapeake bay from drum point to smith point-
757 am edt tue aug 25 2026

.today...n winds 5 to 10 kt...becoming nw late. waves 1 to 2 ft. 
.tonight...w winds 5 kt. waves flat. 
.wed...e winds around 5 kt...becoming s 10 to 15 kt with gusts to
20 kt in the afternoon. waves flat... building to 2 ft in the
afternoon. 
.wed night...s winds 15 to 20 kt. waves 3 ft. a chance of showers
and tstms. 
.thu...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. showers
likely with a chance of tstms. 
.thu night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. a
chance of showers. 
.fri...sw winds 5 kt. waves less than 1 ft. a chance of showers. a
chance of tstms. 
.sat...ne winds 5 to 10 kt. waves 1 ft. a chance of showers through
the night.  

winds and waves higher and visibilities lower in and near tstms.

$$

fzus51 klwx 251157
cwflwx
expires:202608252000;;333542

coastal waters forecast
national weather service baltimore md/washington dc
757 am edt tue aug 25 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.


anz535-252000-
tidal potomac from key bridge to indian head-
757 am edt tue aug 25 2026

.today...nw winds 5 kt. waves less than 1 ft. 
.tonight...nw winds around 5 kt. waves 1 ft or less. 
.wed...e winds around 5 kt...becoming s in the afternoon. waves
1 ft. 
.wed night...s winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.thu...s winds 5 to 10 kt. waves 1 ft. showers likely with a chance
of tstms. 
.thu night...s winds around 5 kt. waves 1 ft. a chance of showers. 
.fri...n winds around 5 kt. waves 1 ft or less. a chance of showers
and tstms through the night. 
.sat...e winds around 5 kt. waves 1 ft.  

winds and waves higher and visibilities lower in and near tstms.

$$

fzus51 klwx 251157
cwflwx
expires:202608252000;;333543

coastal waters forecast
national weather service baltimore md/washington dc
757 am edt tue aug 25 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.


anz536-252000-
tidal potomac from indian head to cobb island-
757 am edt tue aug 25 2026

.today...nw winds 5 kt. waves less than 1 ft. 
.tonight...w winds around 5 kt. waves 1 ft or less. 
.wed...s winds around 5 kt...increasing to 5 to 10 kt late. waves
1 ft. 
.wed night...s winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.thu...s winds 5 to 10 kt. waves 1 ft. showers likely with a chance
of tstms. 
.thu night...s winds around 5 kt. waves 1 ft. a chance of showers. 
.fri...nw winds around 5 kt. waves 1 ft or less. a chance of showers
and tstms through the night. a chance of showers after midnight. 
.sat...e winds around 5 kt. waves 1 ft or less.  

winds and waves higher and visibilities lower in and near tstms.

$$

fzus51 klwx 251157
cwflwx
expires:202608252000;;333544

coastal waters forecast
national weather service baltimore md/washington dc
757 am edt tue aug 25 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.


anz537-252000-
tidal potomac from cobb island to smith point-
757 am edt tue aug 25 2026

.today...nw winds 5 to 10 kt. waves 1 ft or less. 
.tonight...sw winds around 5 kt. waves flat. 
.wed...sw winds around 5 kt...becoming se 10 to 15 kt with gusts to
20 kt in the afternoon. waves flat... building to 2 ft in the
afternoon. 
.wed night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. a
chance of showers and tstms. 
.thu...s winds 5 to 10 kt. waves 1 ft. showers likely with a chance
of tstms. 
.thu night...s winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.fri...sw winds around 5 kt. waves 1 ft or less. a chance of tstms
through the night. a chance of showers. 
.sat...e winds around 5 kt. waves 1 ft. a chance of showers through
the night.  

winds and waves higher and visibilities lower in and near tstms.

$$