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coastal waters forecast
national weather service baltimore md/washington dc
228 am edt sat jul 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-
228 am edt sat jul 25 2026

.overnight...e winds 5 kt. waves less than 1 ft. 
.sat...e winds 5 to 10 kt. waves 1 ft. 
.sat night...e winds 5 to 10 kt. waves 1 ft. 
.sun...e winds around 5 kt. waves flat. 
.sun night...s winds 5 to 10 kt. waves 1 ft. 
.mon...s winds 5 to 10 kt. waves 1 ft. a chance of showers and
tstms. 
.mon night...s winds 10 kt. waves 2 ft. showers likely with a chance
of tstms. 
.tue...s winds 10 to 15 kt...becoming w 5 to 10 kt. waves 1 to 2 ft.
showers. tstms likely through the night, then a chance of showers
and tstms after midnight. 
.wed...nw winds 5 to 10 kt. waves 1 ft.  

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

$$

fzus51 klwx 250628
cwflwx
expires:202607252000;;561236

coastal waters forecast
national weather service baltimore md/washington dc
228 am edt sat jul 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-
228 am edt sat jul 25 2026

.overnight...e winds 5 kt. waves less than 1 ft. 
.sat...e winds 5 kt. waves less than 1 ft. 
.sat night...e winds around 5 kt. waves 1 ft. 
.sun...ne winds 5 kt. waves flat. 
.sun night...s winds 5 to 10 kt. waves 1 ft. 
.mon...sw winds 5 kt...becoming s 10 to 15 kt with gusts to 20 kt in
the afternoon. waves 1 to 2 ft. a chance of showers and tstms. 
.mon night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. a
chance of showers and tstms. 
.tue...sw winds 10 to 15 kt...becoming w. waves 1 to 2 ft. showers.
a chance of tstms. a chance of showers after midnight. 
.wed...nw winds 5 to 10 kt. waves 1 ft.  

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

$$

fzus51 klwx 250628
cwflwx
expires:202607252000;;561238

coastal waters forecast
national weather service baltimore md/washington dc
228 am edt sat jul 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-
228 am edt sat jul 25 2026

.overnight...e winds 5 kt. waves less than 1 ft. a slight chance of
showers. 
.sat...ne winds 5 kt. waves less than 1 ft. 
.sat night...e winds around 5 kt. waves 1 ft. 
.sun...ne winds 5 kt. waves less than 1 ft. 
.sun night...s winds 5 to 10 kt. waves 1 ft. 
.mon...sw winds 5 kt...becoming s 10 to 15 kt with gusts to 20 kt in
the afternoon. waves 1 to 2 ft. a chance of showers and tstms. 
.mon night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. a
chance of showers and tstms. 
.tue...sw winds 10 to 15 kt...becoming w after midnight. waves 1 to
2 ft. showers likely with a chance of tstms. 
.wed...nw winds 5 to 10 kt. waves 1 to 2 ft.  

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

$$

fzus51 klwx 250628
cwflwx
expires:202607252000;;561241

coastal waters forecast
national weather service baltimore md/washington dc
228 am edt sat jul 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-
228 am edt sat jul 25 2026

.overnight...e winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.sat...ne winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.sat night...e winds 5 kt. waves less than 1 ft. 
.sun...n winds 5 to 10 kt. waves 1 ft. 
.sun night...s winds 5 to 10 kt. waves 1 ft. 
.mon...s winds 5 kt...increasing to 10 to 15 kt with gusts to 20 kt
in the afternoon. waves 1 to 2 ft. a chance of showers. 
.mon night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. a
chance of showers and tstms. 
.tue...sw winds 10 to 15 kt...becoming w after midnight. waves 2 to
3 ft. a chance of showers in the morning, then showers with a chance
of tstms. 
.wed...nw winds 5 to 10 kt. waves 1 to 2 ft.  

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

$$

fzus51 klwx 250628
cwflwx
expires:202607252000;;561229

coastal waters forecast
national weather service baltimore md/washington dc
228 am edt sat jul 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-
228 am edt sat jul 25 2026

.overnight...light winds. waves flat. 
.sat...e winds around 5 kt. waves 1 ft. 
.sat night...e winds around 5 kt. waves 1 ft or less. 
.sun...e winds around 5 kt. waves 1 ft or less. 
.sun night...s winds around 5 kt. waves 1 ft. 
.mon...s winds around 5 kt. waves 1 ft. a chance of showers and
tstms. 
.mon night...s winds 5 kt. waves less than 1 ft. a chance of showers
and tstms. 
.tue...sw winds 5 to 10 kt...becoming nw. waves 1 ft. showers likely
with a chance of tstms. 
.wed...nw winds 5 to 10 kt. waves 1 ft.  

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

$$

fzus51 klwx 250628
cwflwx
expires:202607252000;;561230

coastal waters forecast
national weather service baltimore md/washington dc
228 am edt sat jul 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-
228 am edt sat jul 25 2026

.overnight...e winds 5 kt. waves less than 1 ft. a slight chance of
showers. 
.sat...e winds around 5 kt. waves 1 ft. 
.sat night...se winds around 5 kt. waves 1 ft or less. 
.sun...e winds around 5 kt. waves 1 ft or less. 
.sun night...s winds around 5 kt. waves 1 ft. 
.mon...s winds around 5 kt. waves 1 ft. a chance of showers and
tstms. 
.mon night...s winds 5 to 10 kt. waves 1 ft. a chance of showers and
tstms. 
.tue...sw winds 5 to 10 kt...becoming nw after midnight. waves 1 ft.
showers likely through the day. a chance of tstms. a chance of
showers through the night. 
.wed...nw winds 5 to 10 kt. waves 1 ft.  

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

$$

fzus51 klwx 250628
cwflwx
expires:202607252000;;561231

coastal waters forecast
national weather service baltimore md/washington dc
228 am edt sat jul 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-
228 am edt sat jul 25 2026

.overnight...e winds 5 kt. waves less than 1 ft. a chance of
showers. 
.sat...e winds around 5 kt. waves 1 ft. a chance of showers. 
.sat night...e winds around 5 kt. waves 1 ft or less. 
.sun...ne winds around 5 kt. waves 1 ft. 
.sun night...s winds 5 kt. waves less than 1 ft. 
.mon...s winds 5 to 10 kt. waves 1 ft or less. a chance of showers
and tstms. 
.mon night...s winds 10 kt. waves 1 ft. a chance of showers and
tstms. 
.tue...sw winds 10 to 15 kt...becoming w 5 to 10 kt after midnight.
waves 1 to 2 ft. a chance of showers in the morning, then showers
with a chance of tstms. 
.wed...nw winds 5 to 10 kt. waves 1 ft.  

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

$$