fzus51 klwx 171827
cwflwx
expires:202609180800;;613216

coastal waters forecast
national weather service baltimore md/washington dc
227 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.


anz530-180800-
chesapeake bay north of pooles island-
227 pm edt thu sep 17 2026

.this afternoon...sw winds 10 kt. waves 1 ft. scattered showers. 
.tonight...sw winds 5 to 10 kt...becoming nw late. waves 1 ft.
scattered showers. 
.fri...n winds 5 to 10 kt. waves 1 ft. 
.fri night...n 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...becoming nw after midnight. waves 1 ft.
a chance of showers in the morning, then showers likely. 
.mon...ne winds 15 to 20 kt. waves 1 to 2 ft. a chance of showers.  

$$

fzus51 klwx 171827
cwflwx
expires:202609180800;;613217

coastal waters forecast
national weather service baltimore md/washington dc
227 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-
227 pm edt thu sep 17 2026

.this afternoon...s winds 10 kt. waves 1 ft. scattered showers. 
.tonight...sw winds 5 to 10 kt...becoming nw late. waves 1 ft.
scattered showers and tstms. 
.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...becoming n after midnight. waves 2 ft.
a chance of showers in the morning, then showers likely. 
.mon...ne winds 15 to 20 kt. waves 2 ft. a chance of showers.  

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

$$

fzus51 klwx 171827
cwflwx
expires:202609180800;;613220

coastal waters forecast
national weather service baltimore md/washington dc
227 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-
227 pm edt thu sep 17 2026

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

.this afternoon...s winds 10 to 15 kt with gusts to 20 kt. waves
2 ft. isolated showers. 
.tonight...s winds 10 to 15 kt with gusts to 20 kt... becoming w
5 to 10 kt after midnight. waves 1 to 2 ft. scattered showers and
tstms. 
.fri...n winds 5 to 10 kt. waves 1 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...becoming nw after midnight. waves 1 to
2 ft. a chance of showers in the afternoon. showers likely through
the night. 
.mon...ne winds 10 to 15 kt. waves 2 ft. a chance of showers.  

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

$$

fzus51 klwx 171827
cwflwx
expires:202609180800;;613222

coastal waters forecast
national weather service baltimore md/washington dc
227 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-
227 pm edt thu sep 17 2026

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

.this afternoon...s winds 10 to 15 kt with gusts to 20 kt. waves
2 ft. 
.tonight...s winds 10 to 15 kt with gusts to 20 kt... becoming w
5 to 10 kt after midnight. waves 1 to 2 ft. scattered showers and
tstms. 
.fri...n winds 10 to 15 kt. waves 1 to 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...becoming nw 5 to 10 kt after midnight.
waves 1 to 2 ft. a chance of showers in the afternoon. showers
likely through the night. 
.mon...ne winds 10 to 15 kt. waves 2 ft. a chance of showers.  

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

$$