fzus51 klwx 162110
cwflwx
expires:202608170900;;310689

coastal waters forecast
national weather service baltimore md/washington dc
510 pm edt sun aug 16 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.


anz531-170900-
chesapeake bay from pooles island to sandy point-
510 pm edt sun aug 16 2026

...small craft advisory in effect through late tonight...

.tonight...s winds 15 to 20 kt...becoming sw 10 kt late. gusts up to
25 kt until early morning. waves 2 to 3 ft. a chance of tstms.
showers.
.mon...w winds 5 to 10 kt. waves 1 ft. a chance of showers and
tstms. 
.mon night...nw winds 5 to 10 kt. waves 1 ft. 
.tue...n winds 5 to 10 kt. waves 1 ft. 
.tue night...nw winds around 5 kt. waves 1 ft or less.
.wed...w winds around 5 kt. waves 1 ft or less. 
.wed night...sw winds 5 kt. waves less than 1 ft. 
.thu...n winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.fri...ne winds 5 to 10 kt. waves 1 ft. a chance of showers after
midnight.  

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

$$

fzus51 klwx 162110
cwflwx
expires:202608170900;;310692

coastal waters forecast
national weather service baltimore md/washington dc
510 pm edt sun aug 16 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.


anz532-170900-
chesapeake bay from sandy point to north beach-
510 pm edt sun aug 16 2026

...small craft advisory in effect through late tonight...

.tonight...s winds 15 to 20 kt...becoming sw late. gusts up to
25 kt. waves 2 to 3 ft. a chance of tstms. showers.
.mon...w winds 5 to 10 kt. waves 1 to 2 ft. a chance of showers and
tstms. 
.mon night...nw winds 5 to 10 kt. waves 1 ft. 
.tue...n winds 5 to 10 kt. waves 1 ft. 
.tue night...nw winds 5 kt. waves less than 1 ft. 
.wed...w winds 5 kt. waves less than 1 ft. 
.wed night...sw winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.thu...n winds 5 to 10 kt. waves 1 ft. a chance of showers in the
morning, then showers likely with a chance of tstms through the
night. a chance of showers after midnight.
.fri...ne winds 5 to 10 kt. waves 1 ft. a chance of tstms through
the night. a chance of showers.  

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

$$

fzus51 klwx 162110
cwflwx
expires:202608170900;;310694

coastal waters forecast
national weather service baltimore md/washington dc
510 pm edt sun aug 16 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.


anz533-170900-
chesapeake bay from north beach to drum point-
510 pm edt sun aug 16 2026

...small craft advisory in effect through late tonight...

.tonight...s winds 15 to 20 kt...becoming sw late. gusts up to
25 kt. waves 3 ft...subsiding to 2 ft after midnight. a chance of
tstms. showers.
.mon...w winds 10 to 15 kt with gusts to 20 kt... becoming nw 5 kt
in the afternoon. waves 1 to 2 ft. a chance of showers and tstms. 
.mon night...nw winds 5 to 10 kt. waves 1 ft or less. 
.tue...n winds 5 to 10 kt. waves 1 ft. 
.tue night...nw winds 5 kt. waves less than 1 ft. 
.wed...nw winds 5 kt...becoming sw in the afternoon. waves 1 ft. 
.wed night...s winds 5 to 10 kt. waves 1 ft. 
.thu...nw winds 5 to 10 kt...becoming ne 10 to 15 kt. waves 1 ft.
showers likely with a chance of tstms through the night. a chance of
showers after midnight. 
.fri...ne winds 10 to 15 kt...becoming e 5 kt after midnight. waves
1 to 2 ft. a chance of tstms through the night. a chance of showers.
 

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

$$

fzus51 klwx 162110
cwflwx
expires:202608170900;;310697

coastal waters forecast
national weather service baltimore md/washington dc
510 pm edt sun aug 16 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.


anz534-170900-
chesapeake bay from drum point to smith point-
510 pm edt sun aug 16 2026

...small craft advisory in effect through late tonight...

.tonight...s winds 20 kt...becoming sw late. gusts up to 25 kt.
waves 3 ft. a chance of tstms. showers.
.mon...w winds 10 to 15 kt with gusts to 20 kt... diminishing to
5 to 10 kt in the afternoon. 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. 
.tue night...n winds 5 kt. waves less than 1 ft. 
.wed...nw winds 5 kt...becoming sw in the afternoon. waves 1 ft. 
.wed night...s winds 10 to 15 kt. waves 2 ft. 
.thu...sw winds 5 to 10 kt...becoming ne. waves 1 ft. showers likely
with a chance of tstms through the night. 
.fri...ne winds 5 to 10 kt. waves 1 to 2 ft. a chance of showers and
tstms.  

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

$$

fzus51 klwx 162110
cwflwx
expires:202608170900;;310685

coastal waters forecast
national weather service baltimore md/washington dc
510 pm edt sun aug 16 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.


anz535-170900-
tidal potomac from key bridge to indian head-
510 pm edt sun aug 16 2026

...severe thunderstorm watch 588 in effect until 11 pm edt this
evening...
...small craft advisory in effect until 8 pm edt this evening...

.tonight...s winds 5 kt. waves less than 1 ft. widespread showers
and scattered tstms. 
.mon...w winds 5 to 10 kt. waves 1 ft. a chance of showers and
tstms. 
.mon night...nw winds around 5 kt. waves 1 ft. 
.tue...n winds 5 kt. waves less than 1 ft. 
.tue night...nw winds around 5 kt. waves 1 ft or less.
.wed...w winds around 5 kt. waves 1 ft. 
.wed night...sw winds around 5 kt. waves 1 ft. 
.thu...n winds around 5 kt. waves 1 ft. showers likely in the
afternoon. a chance of tstms through the night. a chance of showers
through the night. 
.fri...ne winds around 5 kt. waves 1 ft. a chance of showers and
tstms through the night. a chance of showers after midnight.  

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

$$

fzus51 klwx 162110
cwflwx
expires:202608170900;;310686

coastal waters forecast
national weather service baltimore md/washington dc
510 pm edt sun aug 16 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.


anz536-170900-
tidal potomac from indian head to cobb island-
510 pm edt sun aug 16 2026

...severe thunderstorm watch 588 in effect until 11 pm edt this
evening...
...small craft advisory in effect until 8 pm edt this evening...

.tonight...s winds 10 kt...becoming sw late. gusts up to 20 kt.
waves 1 ft. numerous showers and scattered tstms this evening, then
scattered showers with a chance of tstms after midnight. 
.mon...w winds 5 to 10 kt. waves 1 ft. a chance of showers and
tstms. 
.mon night...nw winds around 5 kt. waves 1 ft. 
.tue...n winds 5 kt. waves less than 1 ft. 
.tue night...nw winds around 5 kt. waves 1 ft. 
.wed...w winds around 5 kt. waves 1 ft. 
.wed night...s winds 5 kt. waves less than 1 ft. 
.thu...nw winds 5 kt. waves less than 1 ft. a chance of tstms
through the night. a chance of showers. 
.fri...ne winds around 5 kt. waves 1 ft. a chance of tstms through
the night. a chance of showers.  

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

$$

fzus51 klwx 162110
cwflwx
expires:202608170900;;310687

coastal waters forecast
national weather service baltimore md/washington dc
510 pm edt sun aug 16 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.


anz537-170900-
tidal potomac from cobb island to smith point-
510 pm edt sun aug 16 2026

...small craft advisory in effect through late tonight...

.tonight...s winds 15 kt...becoming sw late. gusts up to 25 kt.
waves 2 ft. a chance of tstms. numerous showers. 
.mon...w winds 10 to 15 kt with gusts to 20 kt... becoming nw 5 to
10 kt in the afternoon. waves 1 to 2 ft. 
.mon night...nw winds 5 to 10 kt. waves 1 ft. 
.tue...n winds 5 to 10 kt. waves 1 ft. 
.tue night...n winds around 5 kt. waves 1 ft or less. 
.wed...w winds around 5 kt. waves flat. 
.wed night...s winds 5 to 10 kt. waves 1 ft. 
.thu...sw winds 5 to 10 kt...becoming ne. waves 1 ft. showers likely
with a chance of tstms through the night. a chance of showers after
midnight. 
.fri...ne winds 5 to 10 kt. waves 1 ft. a chance of tstms through
the night. a chance of showers.  

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

$$