fzus51 klwx 172358
cwflwx
expires:202609180800;;627732

coastal waters forecast
national weather service baltimore md/washington dc
757 pm edt thu sep 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-
757 pm edt thu sep 17 2026

.tonight...s winds 10 kt...becoming w after midnight. waves 1 ft.
isolated tstms this evening. isolated showers. 
.fri...n winds 5 to 10 kt. waves 1 ft. 
.fri night...ne winds 10 to 15 kt. waves 1 to 2 ft. 
.sat...e winds 10 to 15 kt. waves 1 to 2 ft. 
.sat night...se winds 10 to 15 kt. waves 1 ft. 
.sun...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. a chance
of showers. 
.sun night...sw winds 5 to 10 kt...becoming n 10 to 15 kt after
midnight. waves 1 to 2 ft. showers likely. 
.mon...ne winds 15 to 20 kt. waves 2 ft. a chance of showers. 
.tue...ne winds 20 to 25 kt. waves 3 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 172358
cwflwx
expires:202609180800;;627735

coastal waters forecast
national weather service baltimore md/washington dc
757 pm edt thu sep 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-
757 pm edt thu sep 17 2026

...small craft advisory in effect until 11 pm edt this evening...

.tonight...s winds 10 kt with gusts to 20 kt...becoming w after
midnight. waves 1 to 2 ft. isolated showers and tstms. 
.fri...n winds 5 to 10 kt. waves 1 to 2 ft. 
.fri night...ne winds 10 to 15 kt. waves 1 to 2 ft. 
.sat...ne winds 10 to 15 kt. waves 1 to 2 ft. 
.sat night...se winds 10 to 15 kt. waves 2 ft. 
.sun...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. a chance
of showers. 
.sun night...sw winds 10 to 15 kt...becoming nw after midnight.
gusts up to 20 kt. waves 1 to 2 ft. showers likely. 
.mon...ne winds 10 to 15 kt. waves 2 ft. a chance of showers. 
.tue...ne winds 20 to 25 kt. waves 3 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 172358
cwflwx
expires:202609180800;;627737

coastal waters forecast
national weather service baltimore md/washington dc
757 pm edt thu sep 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-
757 pm edt thu sep 17 2026

...small craft advisory in effect until 11 pm edt this evening...

.tonight...s winds 10 to 15 kt with gusts to 20 kt... becoming w
5 kt late. waves 1 to 2 ft. isolated showers and tstms. 
.fri...n winds 10 to 15 kt. waves 2 ft. 
.fri night...ne winds 10 to 15 kt. waves 2 ft. 
.sat...ne winds 10 to 15 kt. waves 1 to 2 ft. 
.sat night...se winds 10 to 15 kt. waves 2 ft. 
.sun...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. a chance
of showers. 
.sun night...s winds 10 to 15 kt...becoming nw 5 to 10 kt after
midnight. gusts up to 20 kt. waves 1 to 2 ft. showers likely. 
.mon...ne winds 10 to 15 kt. waves 2 ft. a chance of showers. 
.tue...ne winds 20 to 25 kt. waves 3 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 172358
cwflwx
expires:202609180800;;627740

coastal waters forecast
national weather service baltimore md/washington dc
757 pm edt thu sep 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-
757 pm edt thu sep 17 2026

...small craft advisory in effect until 11 pm edt this evening...

.tonight...s winds 15 kt with gusts to 20 kt...becoming w late.
waves 1 to 2 ft. 
.fri...n winds 10 to 15 kt. waves 1 to 2 ft. 
.fri night...ne winds 5 to 10 kt. waves 1 to 2 ft. 
.sat...e winds 10 to 15 kt. waves 1 to 2 ft. 
.sat night...se winds 10 to 15 kt. waves 2 ft. 
.sun...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.sun night...s winds 10 to 15 kt...becoming w after midnight. gusts
up to 20 kt. waves 2 ft. a chance of showers. 
.mon...n winds 10 to 15 kt...becoming ne. waves 1 to 2 ft. a chance
of showers. 
.tue...ne winds 20 to 25 kt. waves 3 ft...building to 5 ft. a chance
of showers.  

$$

fzus51 klwx 172358
cwflwx
expires:202609180800;;627728

coastal waters forecast
national weather service baltimore md/washington dc
757 pm edt thu sep 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-
757 pm edt thu sep 17 2026

.tonight...sw winds 5 kt. waves less than 1 ft. isolated showers and
tstms this evening, then isolated showers after midnight. 
.fri...n winds 5 kt. waves less than 1 ft. 
.fri night...ne winds 5 kt. waves less than 1 ft. 
.sat...e winds 5 kt. waves less than 1 ft. 
.sat night...se winds 5 kt. waves less than 1 ft. 
.sun...s winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.sun night...w winds around 5 kt. waves 1 ft. showers likely. 
.mon...ne winds 5 to 10 kt. waves 1 ft. a chance of showers in the
afternoon. showers likely through the night. 
.tue...ne winds 10 to 15 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 172358
cwflwx
expires:202609180800;;627729

coastal waters forecast
national weather service baltimore md/washington dc
757 pm edt thu sep 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-
757 pm edt thu sep 17 2026

.tonight...sw winds 5 kt. waves less than 1 ft. isolated showers and
tstms this evening. 
.fri...n winds 5 to 10 kt. waves 1 ft. 
.fri night...ne winds 5 to 10 kt. waves 1 ft. 
.sat...e 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. waves 1 ft. a chance of showers. 
.sun night...w winds 5 kt. waves less than 1 ft. a chance of
showers. 
.mon...ne winds 5 to 10 kt. waves 1 ft. a chance of showers in the
afternoon. showers likely through the night. 
.tue...ne winds 15 to 20 kt. waves 1 to 2 ft. showers likely .  

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

$$

fzus51 klwx 172358
cwflwx
expires:202609180800;;627730

coastal waters forecast
national weather service baltimore md/washington dc
757 pm edt thu sep 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-
757 pm edt thu sep 17 2026

.tonight...s winds 10 kt...becoming w late. waves 1 ft. 
.fri...n winds 5 to 10 kt. waves 1 ft. 
.fri night...ne winds 5 to 10 kt. waves 1 ft. 
.sat...e winds 10 to 15 kt. waves 1 to 2 ft. 
.sat night...se winds 5 to 10 kt. waves 2 ft. 
.sun...s winds 5 to 10 kt. waves 1 ft. 
.sun night...sw winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.mon...ne winds 10 to 15 kt. waves 1 to 2 ft. a chance of showers in
the afternoon. a chance of tstms through the night. showers likely
through the night. 
.tue...ne winds 20 to 25 kt. waves 3 ft...building to 5 ft. showers
likely .  

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

$$