fzus51 klwx 181031
cwflwx
expires:202608182000;;932256

coastal waters forecast
national weather service baltimore md/washington dc
631 am edt tue aug 18 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.


anz531-182000-
chesapeake bay from pooles island to sandy point-
631 am edt tue aug 18 2026

.today...n winds 5 to 10 kt. waves 1 ft. isolated showers and tstms
this afternoon. 
.tonight...n winds around 5 kt. waves 1 ft or less. 
.wed...w winds around 5 kt. waves flat. 
.wed night...sw winds 5 kt. waves flat. 
.thu...w winds 5 kt. waves flat. showers likely with a chance of
tstms. 
.thu night...n winds 5 to 10 kt. waves 1 ft or less. a chance of
showers. 
.fri...ne winds 5 to 10 kt. waves 1 ft. a chance of tstms in the
afternoon. a chance of showers. 
.sat...e winds 5 kt. waves less than 1 ft. a chance of showers in
the morning, then showers likely.  

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

$$

fzus51 klwx 181031
cwflwx
expires:202608182000;;932259

coastal waters forecast
national weather service baltimore md/washington dc
631 am edt tue aug 18 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.


anz532-182000-
chesapeake bay from sandy point to north beach-
631 am edt tue aug 18 2026

.today...n winds 5 to 10 kt. waves 1 ft. isolated showers and tstms
this afternoon. 
.tonight...n winds around 5 kt. waves 1 ft or less. 
.wed...w winds 5 kt. waves flat. 
.wed night...sw winds 5 kt. waves less than 1 ft. a chance of
showers. 
.thu...nw winds 5 kt...becoming e in the afternoon. waves 1 ft.
showers likely with a chance of tstms. 
.thu night...ne winds 5 to 10 kt. waves 1 ft. showers likely. 
.fri...ne winds 5 to 10 kt...becoming e after midnight. waves 1 ft.
a chance of showers in the afternoon. a chance of tstms through the
night. showers likely through the night. 
.sat...e winds 5 to 10 kt...becoming sw after midnight. waves 1 ft.
a chance of showers in the morning, then showers likely through the
night. a chance of showers after midnight.  

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

$$

fzus51 klwx 181031
cwflwx
expires:202608182000;;932261

coastal waters forecast
national weather service baltimore md/washington dc
631 am edt tue aug 18 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.


anz533-182000-
chesapeake bay from north beach to drum point-
631 am edt tue aug 18 2026

.today...n winds 5 to 10 kt. waves 1 ft. isolated showers and tstms
this afternoon. 
.tonight...n winds around 5 kt. waves 1 ft or less. 
.wed...nw winds around 5 kt. waves 1 ft or less. 
.wed night...s winds 5 kt. waves less than 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...se winds 5 to 10 kt...becoming nw after midnight. waves
1 ft. showers likely. 
.fri...ne winds 5 to 10 kt...becoming e after midnight. waves 1 ft.
a chance of showers in the afternoon. a chance of tstms through the
night. showers likely through the night. 
.sat...se winds 5 to 10 kt...becoming sw after midnight. waves 1 ft.
showers likely. a chance of showers after midnight.  

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

$$

fzus51 klwx 181031
cwflwx
expires:202608182000;;932264

coastal waters forecast
national weather service baltimore md/washington dc
631 am edt tue aug 18 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.


anz534-182000-
chesapeake bay from drum point to smith point-
631 am edt tue aug 18 2026

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

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

$$

fzus51 klwx 181031
cwflwx
expires:202608182000;;932252

coastal waters forecast
national weather service baltimore md/washington dc
631 am edt tue aug 18 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.


anz535-182000-
tidal potomac from key bridge to indian head-
631 am edt tue aug 18 2026

.today...n winds 5 kt. waves less than 1 ft. 
.tonight...nw winds around 5 kt. waves 1 ft. 
.wed...nw winds around 5 kt. waves 1 ft. 
.wed night...sw winds around 5 kt. waves 1 ft or less. 
.thu...nw winds around 5 kt. waves 1 ft. showers likely with a
chance of tstms. 
.thu night...ne winds around 5 kt. waves 1 ft. showers likely. 
.fri...ne winds around 5 kt. waves 1 ft. a chance of tstms through
the night. a chance of showers. 
.sat...se winds around 5 kt. waves 1 ft. a chance of showers in the
morning, then showers likely through the night. a chance of showers
after midnight.  

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

$$

fzus51 klwx 181031
cwflwx
expires:202608182000;;932253

coastal waters forecast
national weather service baltimore md/washington dc
631 am edt tue aug 18 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.


anz536-182000-
tidal potomac from indian head to cobb island-
631 am edt tue aug 18 2026

.today...nw winds 5 kt. waves less than 1 ft. isolated showers and
tstms this afternoon. 
.tonight...n winds around 5 kt. waves 1 ft. 
.wed...nw winds around 5 kt. waves 1 ft. 
.wed night...s winds around 5 kt. waves 1 ft. a chance of showers. 
.thu...se winds around 5 kt. waves 1 ft. showers likely with a
chance of tstms. 
.thu night...ne winds around 5 kt. waves 1 ft. showers likely with a
chance of tstms. 
.fri...ne winds around 5 kt. waves 1 ft or less. a chance of showers
in the afternoon. a chance of tstms through the night. showers
likely through the night. 
.sat...se winds around 5 kt. waves 1 ft. a chance of showers in the
morning, then showers likely through the night. a chance of showers
after midnight.  

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

$$

fzus51 klwx 181031
cwflwx
expires:202608182000;;932254

coastal waters forecast
national weather service baltimore md/washington dc
631 am edt tue aug 18 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.


anz537-182000-
tidal potomac from cobb island to smith point-
631 am edt tue aug 18 2026

.today...nw winds 5 kt. waves less than 1 ft. isolated showers and
tstms this afternoon. 
.tonight...n winds around 5 kt. waves 1 ft or less. 
.wed...nw winds around 5 kt. waves flat. 
.wed night...s winds around 5 kt. waves 1 ft. 
.thu...s winds around 5 kt. waves 1 ft or less. showers likely with
a chance of tstms. 
.thu night...s winds 5 kt. waves less than 1 ft. showers likely with
a chance of tstms. 
.fri...ne winds 5 kt. waves less than 1 ft. a chance of showers
through the day. a chance of tstms. showers likely through the
night. 
.sat...se winds 5 kt. waves less than 1 ft. showers likely. a chance
of showers after midnight.  

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

$$