fzus51 klwx 172201
cwflwx
expires:202605180800;;732261

coastal waters forecast
national weather service baltimore md/washington dc
601 pm edt sun may 17 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.


anz531-180800-
chesapeake bay from pooles island to sandy point-
601 pm edt sun may 17 2026

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

.tonight...s winds 5 kt. waves less than 1 ft. 
.mon...s winds around 5 kt...increasing to 10 to 15 kt with gusts to
20 kt late. waves flat...building to 2 ft in the afternoon. 
.mon night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.tue...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft. 
.tue night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.wed...sw winds 5 to 10 kt. waves 1 ft. showers with a chance of
tstms. 
.wed night...nw winds 10 to 15 kt. gusts up to 20 kt after midnight.
waves 1 to 2 ft. showers likely. 
.thu...ne winds 10 to 15 kt...becoming e 5 kt. waves 1 to 2 ft...
subsiding to 1 ft or less. a chance of showers. 
.fri...e 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 172201
cwflwx
expires:202605180800;;732264

coastal waters forecast
national weather service baltimore md/washington dc
601 pm edt sun may 17 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.


anz532-180800-
chesapeake bay from sandy point to north beach-
601 pm edt sun may 17 2026

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

.tonight...s winds 5 to 10 kt. waves 1 ft. 
.mon...s winds 10 to 15 kt with gusts to 20 kt. waves flat...
building to 2 ft in the afternoon. 
.mon night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 to
3 ft. 
.tue...s winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
waves 1 to 2 ft. 
.tue night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.wed...sw winds 5 to 10 kt. waves 1 ft. showers with a chance of
tstms. 
.wed night...nw winds 10 to 15 kt. gusts up to 20 kt after midnight.
waves 1 to 2 ft. showers likely. 
.thu...ne winds 10 to 15 kt...becoming e 5 to 10 kt. waves 1 to
2 ft. a chance of showers. 
.fri...e 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 172201
cwflwx
expires:202605180800;;732266

coastal waters forecast
national weather service baltimore md/washington dc
601 pm edt sun may 17 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.


anz533-180800-
chesapeake bay from north beach to drum point-
601 pm edt sun may 17 2026

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

.tonight...s winds 5 to 10 kt. waves 1 ft. 
.mon...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft. 
.mon night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 to
3 ft. 
.tue...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft. 
.tue night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.wed...sw winds 5 to 10 kt. waves 1 to 2 ft. showers likely. 
.wed night...nw winds 5 to 10 kt...becoming n 15 to 20 kt after
midnight. waves 1 to 2 ft. showers with a chance of tstms. 
.thu...n winds 15 to 20 kt...becoming ne 5 to 10 kt. waves 2 to
3 ft...subsiding to 1 ft. a chance of showers. 
.fri...e winds 5 to 10 kt. waves 1 to 2 ft. showers likely through
the day, then a chance of showers in the evening. showers likely
after midnight.  

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

$$

fzus51 klwx 172201
cwflwx
expires:202605180800;;732269

coastal waters forecast
national weather service baltimore md/washington dc
601 pm edt sun may 17 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.


anz534-180800-
chesapeake bay from drum point to smith point-
601 pm edt sun may 17 2026

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

.tonight...s winds 10 kt. waves 1 ft. 
.mon...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft. 
.mon night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 to
3 ft. 
.tue...s winds 10 to 15 kt. gusts up to 25 kt in the afternoon.
waves 2 to 3 ft. 
.tue night...s winds 10 to 15 kt with gusts to 25 kt. waves 3 ft. 
.wed...s winds 10 to 15 kt. waves 2 ft. a chance of showers. 
.wed night...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
showers with a chance of tstms. 
.thu...ne winds 10 to 15 kt...becoming e 5 to 10 kt. waves 1 to
2 ft. showers likely through the day. a chance of showers through
the night. 
.fri...e winds 10 to 15 kt...becoming se after midnight. waves 2 ft.
showers likely .  

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

$$

fzus51 klwx 172201
cwflwx
expires:202605180800;;732257

coastal waters forecast
national weather service baltimore md/washington dc
601 pm edt sun may 17 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.


anz535-180800-
tidal potomac from key bridge to indian head-
601 pm edt sun may 17 2026

.tonight...s winds around 5 kt. waves 1 ft or less. 
.mon...s winds 5 to 10 kt with gusts to 20 kt. waves 1 ft. 
.mon night...s winds 5 to 10 kt. gusts up to 20 kt in the evening.
waves 1 ft. 
.tue...sw winds 5 to 10 kt. gusts up to 20 kt in the afternoon.
waves 1 ft. 
.tue night...sw winds 5 to 10 kt with gusts to 20 kt. waves 1 ft. 
.wed...sw winds 5 to 10 kt. waves 1 ft. showers with a chance of
tstms. 
.wed night...nw winds 5 to 10 kt. waves 1 ft. showers likely with a
chance of tstms. 
.thu...ne winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.fri...e winds 5 to 10 kt. waves 1 ft. showers likely.  

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

$$

fzus51 klwx 172201
cwflwx
expires:202605180800;;732258

coastal waters forecast
national weather service baltimore md/washington dc
601 pm edt sun may 17 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.


anz536-180800-
tidal potomac from indian head to cobb island-
601 pm edt sun may 17 2026

.tonight...s winds 5 kt. waves less than 1 ft. 
.mon...s winds 5 to 10 kt. waves 1 ft. 
.mon night...s winds 5 to 10 kt. waves 1 ft. 
.tue...sw winds 5 to 10 kt. waves 1 ft. 
.tue night...sw winds 10 kt. waves 1 ft. 
.wed...sw winds 5 to 10 kt. waves 1 ft. showers likely with a chance
of tstms. 
.wed night...nw winds 5 to 10 kt. waves 1 ft. showers with a chance
of tstms. 
.thu...ne winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.fri...e winds 5 to 10 kt. waves 1 ft. showers likely.  

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

$$

fzus51 klwx 172201
cwflwx
expires:202605180800;;732259

coastal waters forecast
national weather service baltimore md/washington dc
601 pm edt sun may 17 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.


anz537-180800-
tidal potomac from cobb island to smith point-
601 pm edt sun may 17 2026

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

.tonight...se winds 5 to 10 kt...becoming sw late. waves 1 ft. 
.mon...sw winds 5 kt...becoming se 10 to 15 kt with gusts to 20 kt
in the afternoon. waves 1 to 2 ft. 
.mon night...s winds 10 to 15 kt...becoming 10 kt late. gusts up to
20 kt. waves 1 to 2 ft. 
.tue...sw winds 5 to 10 kt with gusts to 20 kt. waves 1 to 2 ft. 
.tue night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.wed...sw winds 10 to 15 kt. waves 1 ft. a chance of showers. 
.wed night...n winds 5 to 10 kt. waves 1 ft. showers with a chance
of tstms. 
.thu...ne winds 10 to 15 kt...becoming e 5 to 10 kt. waves 1 to
2 ft. showers likely . 
.fri...e winds 5 to 10 kt. waves 1 to 2 ft. showers likely through
the day. a chance of showers through the night.  

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

$$