fzus51 klwx 151827
cwflwx
expires:202608160800;;244682

coastal waters forecast
national weather service baltimore md/washington dc
227 pm edt sat aug 15 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.


anz531-160800-
chesapeake bay from pooles island to sandy point-
227 pm edt sat aug 15 2026

...small craft advisory in effect from sunday afternoon through late
sunday night...

.this afternoon...ne winds 5 kt. waves flat. 
.tonight...se winds 5 to 10 kt. waves 1 ft or less. 
.sun...s winds 15 to 20 kt with gusts to 25 kt. waves 2 to 3 ft.
showers with a chance of tstms. 
.sun night...s winds 15 to 20 kt with gusts to 25 kt. waves 3 ft.
showers likely with a chance of tstms. 
.mon...w winds 5 to 10 kt. waves 1 to 2 ft. 
.mon night...nw winds 5 to 10 kt. waves 1 ft. 
.tue...nw winds 5 to 10 kt. waves 1 ft or less. 
.wed...sw winds 5 to 10 kt. waves 1 ft or less.  

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

$$

fzus51 klwx 151827
cwflwx
expires:202608160800;;244685

coastal waters forecast
national weather service baltimore md/washington dc
227 pm edt sat aug 15 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.


anz532-160800-
chesapeake bay from sandy point to north beach-
227 pm edt sat aug 15 2026

...small craft advisory in effect from sunday afternoon through late
sunday night...

.this afternoon...ne winds 5 kt. waves flat. 
.tonight...se winds 5 to 10 kt. waves 1 ft. 
.sun...s winds 15 to 20 kt with gusts to 30 kt. waves 2 ft...
building to 4 ft in the afternoon. showers with a chance of tstms. 
.sun night...s winds 15 to 20 kt with gusts to 25 kt. waves 3 ft.
showers likely with a chance of tstms. 
.mon...w winds 5 to 10 kt. waves 1 to 2 ft. 
.mon night...nw winds 5 to 10 kt. waves 1 ft. 
.tue...nw winds 5 to 10 kt. waves 1 ft or less. 
.wed...sw winds 5 to 10 kt...becoming s 10 to 15 kt in the evening,
then becoming sw after midnight. waves 1 ft or less...building to
2 ft.  

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

$$

fzus51 klwx 151827
cwflwx
expires:202608160800;;244687

coastal waters forecast
national weather service baltimore md/washington dc
227 pm edt sat aug 15 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.


anz533-160800-
chesapeake bay from north beach to drum point-
227 pm edt sat aug 15 2026

...small craft advisory in effect from sunday afternoon through late
sunday night...

.this afternoon...e winds 5 kt. waves flat. 
.tonight...se winds 5 to 10 kt. waves 1 ft. 
.sun...s winds 15 to 20 kt with gusts to 25 kt. waves 2 to 3 ft.
showers with a chance of tstms. 
.sun night...s winds 15 to 20 kt with gusts to 25 kt. waves 3 ft.
showers with a chance of tstms. 
.mon...w winds 5 to 10 kt with gusts to 20 kt. waves 1 to 2 ft. 
.mon night...nw winds 5 to 10 kt. waves 1 ft. 
.tue...nw winds 5 to 10 kt. waves 1 ft or less. 
.wed...w winds 5 kt...becoming s 10 to 15 kt. waves 1 ft or less...
building to 2 ft.  

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

$$

fzus51 klwx 151827
cwflwx
expires:202608160800;;244690

coastal waters forecast
national weather service baltimore md/washington dc
227 pm edt sat aug 15 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.


anz534-160800-
chesapeake bay from drum point to smith point-
227 pm edt sat aug 15 2026

...small craft advisory in effect from sunday afternoon through late
sunday night...

.this afternoon...se winds 5 kt. waves less than 1 ft. 
.tonight...se winds 5 to 10 kt. waves 1 ft. 
.sun...s winds 15 to 20 kt with gusts to 25 kt. waves 2 ft...
building to 4 ft in the afternoon. showers likely with a chance of
tstms. 
.sun night...s winds 15 to 20 kt with gusts to 30 kt. waves 4 ft.
showers likely with a chance of tstms. 
.mon...w winds 10 to 15 kt. gusts up to 25 kt in the morning. waves
3 ft...subsiding to 1 ft in the afternoon. 
.mon night...nw winds 5 to 10 kt. waves 1 ft. 
.tue...n winds 5 to 10 kt. waves 1 ft. 
.wed...nw winds around 5 kt...becoming s 10 to 15 kt. waves 1 ft or
less...building to 2 ft.  

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

$$

fzus51 klwx 151827
cwflwx
expires:202608160800;;244678

coastal waters forecast
national weather service baltimore md/washington dc
227 pm edt sat aug 15 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.


anz535-160800-
tidal potomac from key bridge to indian head-
227 pm edt sat aug 15 2026

...small craft advisory in effect from sunday afternoon through
sunday evening...

.this afternoon...se winds 5 kt. waves less than 1 ft. 
.tonight...se winds around 5 kt. waves 1 ft. 
.sun...s winds 5 to 10 kt. gusts up to 20 kt in the late morning and
afternoon. waves 1 ft. showers with a chance of tstms. 
.sun night...s winds 5 to 10 kt with gusts to 20 kt. waves 1 ft.
showers with a chance of tstms. 
.mon...w winds 5 to 10 kt. waves 1 ft. 
.mon night...nw winds 5 kt. waves less than 1 ft. 
.tue...nw winds around 5 kt. waves 1 ft or less. 
.wed...sw winds around 5 kt. waves 1 ft.  

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

$$

fzus51 klwx 151827
cwflwx
expires:202608160800;;244679

coastal waters forecast
national weather service baltimore md/washington dc
227 pm edt sat aug 15 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.


anz536-160800-
tidal potomac from indian head to cobb island-
227 pm edt sat aug 15 2026

...small craft advisory in effect from sunday afternoon through
sunday evening...

.this afternoon...e winds 5 kt. waves less than 1 ft. isolated
showers. 
.tonight...se winds around 5 kt. waves 1 ft. 
.sun...s winds 5 to 10 kt. gusts up to 20 kt in the late morning and
afternoon. waves 1 ft. showers with a chance of tstms. 
.sun night...s winds 5 to 10 kt with gusts to 20 kt. waves 1 ft.
showers with a chance of tstms. 
.mon...w winds 5 to 10 kt. waves 1 ft. a chance of showers.
.mon night...nw winds 5 to 10 kt. waves 1 ft. 
.tue...nw winds 5 to 10 kt. waves 1 ft or less. 
.wed...sw winds around 5 kt. waves 1 ft.  

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

$$

fzus51 klwx 151827
cwflwx
expires:202608160800;;244680

coastal waters forecast
national weather service baltimore md/washington dc
227 pm edt sat aug 15 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.


anz537-160800-
tidal potomac from cobb island to smith point-
227 pm edt sat aug 15 2026

...small craft advisory in effect from sunday afternoon through late
sunday night...

.this afternoon...e winds 5 kt. waves less than 1 ft. 
.tonight...se winds 5 kt. waves less than 1 ft. 
.sun...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft.
showers with a chance of tstms. 
.sun night...s winds 10 to 15 kt with gusts to 25 kt. waves 2 ft.
showers likely with a chance of tstms. 
.mon...w winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft. a
chance of showers. 
.mon night...nw winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.tue...n winds 5 to 10 kt. waves 1 ft or less. 
.wed...w winds around 5 kt...becoming s. waves 1 ft or less.  

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

$$