fzus51 klwx 130857
cwflwx
expires:202608132300;;107878

coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu aug 13 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.


anz531-132300-
chesapeake bay from pooles island to sandy point-
457 am edt thu aug 13 2026

.rest of the overnight...w winds 10 kt. waves 1 ft. a chance of
showers. 
.today...nw winds 5 to 10 kt. waves 1 ft. 
.tonight...nw winds around 5 kt. waves 1 ft or less. 
.fri...ne winds 5 kt. waves less than 1 ft. 
.fri night...ne winds 5 to 10 kt. waves 1 ft or less. a chance of
showers. 
.sat...ne winds 5 to 10 kt. waves 1 ft. 
.sat night...se winds 5 to 10 kt. waves 1 ft. 
.sun...s winds 10 to 15 kt...becoming sw after midnight. waves 1 to
2 ft. a chance of showers and tstms. 
.mon...nw 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 130857
cwflwx
expires:202608132300;;107881

coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu aug 13 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.


anz532-132300-
chesapeake bay from sandy point to north beach-
457 am edt thu aug 13 2026

.rest of the overnight...w winds 10 kt. waves 1 ft. 
.today...nw winds 5 to 10 kt. waves 1 ft. 
.tonight...nw winds around 5 kt. waves 1 ft or less. 
.fri...ne winds 5 kt. waves less than 1 ft. a chance of showers. 
.fri night...ne winds 5 kt. waves less than 1 ft. a chance of
showers. 
.sat...ne winds 5 to 10 kt. waves 1 ft. 
.sat night...se winds 5 to 10 kt. waves 1 ft. 
.sun...s winds 5 to 10 kt...becoming sw 15 to 20 kt. waves 1 ft...
building to 2 to 3 ft. a chance of showers and tstms. 
.mon...nw 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 130857
cwflwx
expires:202608132300;;107883

coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu aug 13 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.


anz533-132300-
chesapeake bay from north beach to drum point-
457 am edt thu aug 13 2026

.rest of the overnight...w winds 10 kt. waves 1 ft. 
.today...nw winds 5 to 10 kt. waves 1 ft. 
.tonight...nw winds 5 kt. waves less than 1 ft. 
.fri...n winds 5 kt. waves less than 1 ft. a chance of showers. 
.fri night...ne winds 5 kt. waves less than 1 ft. a chance of
showers. 
.sat...ne winds 5 to 10 kt. waves 1 ft. 
.sat night...se winds 5 to 10 kt. waves 1 ft. 
.sun...s winds 5 to 10 kt...becoming sw 15 to 20 kt. waves 1 ft...
building to 2 to 3 ft. a chance of showers and tstms through the
night. a chance of showers after midnight. 
.mon...nw winds 5 to 10 kt. waves 1 ft. a chance of showers.  

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

$$

fzus51 klwx 130857
cwflwx
expires:202608132300;;107886

coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu aug 13 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.


anz534-132300-
chesapeake bay from drum point to smith point-
457 am edt thu aug 13 2026

.rest of the overnight...sw winds 10 kt. waves 1 ft. 
.today...w winds 5 to 10 kt. waves 1 ft. 
.tonight...sw winds 5 kt. waves flat. 
.fri...n winds 5 kt. waves less than 1 ft. 
.fri night...ne winds 5 kt. waves less than 1 ft. a chance of
showers. 
.sat...ne winds 5 to 10 kt. waves 1 ft. 
.sat night...se winds 5 to 10 kt. waves 2 ft. 
.sun...s winds 15 to 20 kt...becoming sw after midnight. waves
1 ft...building to 3 ft. a chance of showers. 
.mon...w winds 10 to 15 kt...becoming nw 5 to 10 kt. waves 1 to
2 ft. a chance of showers.  

$$

fzus51 klwx 130857
cwflwx
expires:202608132300;;107874

coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu aug 13 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.


anz535-132300-
tidal potomac from key bridge to indian head-
457 am edt thu aug 13 2026

.rest of the overnight...w winds 5 kt. waves less than 1 ft. 
.today...nw winds around 5 kt. waves 1 ft. 
.tonight...nw winds around 5 kt. waves 1 ft. 
.fri...n winds around 5 kt. waves 1 ft. a chance of showers. 
.fri night...n winds around 5 kt. waves 1 ft. a chance of showers. 
.sat...ne winds around 5 kt. waves 1 ft. 
.sat night...se winds around 5 kt. waves 1 ft. 
.sun...sw winds 5 to 10 kt. waves 1 ft. a chance of tstms through
the night. a chance of showers. 
.mon...nw winds 5 to 10 kt. waves 1 ft. a chance of showers and
tstms through the night.  

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

$$

fzus51 klwx 130857
cwflwx
expires:202608132300;;107875

coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu aug 13 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.


anz536-132300-
tidal potomac from indian head to cobb island-
457 am edt thu aug 13 2026

.rest of the overnight...w winds 5 kt. waves less than 1 ft. 
.today...nw winds around 5 kt. waves 1 ft. 
.tonight...nw winds around 5 kt. waves 1 ft. 
.fri...n winds around 5 kt. waves 1 ft. a chance of showers. 
.fri night...n winds around 5 kt. waves 1 ft. a chance of showers. 
.sat...ne winds around 5 kt. waves 1 ft. 
.sat night...se winds 5 kt. waves less than 1 ft. 
.sun...sw winds 5 to 10 kt. waves 1 ft. a chance of showers and
tstms through the night. a chance of showers after midnight. 
.mon...nw winds 5 to 10 kt. waves 1 ft. a chance of showers and
tstms through the night.  

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

$$

fzus51 klwx 130857
cwflwx
expires:202608132300;;107876

coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu aug 13 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.


anz537-132300-
tidal potomac from cobb island to smith point-
457 am edt thu aug 13 2026

.rest of the overnight...sw winds 10 kt. waves 1 ft. 
.today...nw winds 5 kt. waves less than 1 ft. 
.tonight...nw winds around 5 kt. waves 1 ft or less. 
.fri...n winds around 5 kt. waves 1 ft. 
.fri night...ne winds around 5 kt. waves 1 ft. a chance of showers. 
.sat...ne winds 5 to 10 kt. waves 1 ft. 
.sat night...se winds 5 to 10 kt. waves 1 ft. 
.sun...s winds 10 to 15 kt. waves 1 to 2 ft. a chance of showers and
tstms in the afternoon. a chance of showers through the night. 
.mon...nw winds 5 to 10 kt. waves 1 ft. a chance of showers.  

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

$$