fzus51 klwx 180257
cwflwx
expires:202609180800;;633083

coastal waters forecast
national weather service baltimore md/washington dc
1057 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-
1057 pm edt thu sep 17 2026

.rest of tonight...w winds 5 kt. waves less than 1 ft. isolated
tstms late this evening. isolated 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 with gusts to 20 kt. waves 1 ft. a chance
of showers. 
.sun night...sw winds 5 to 10 kt...becoming nw after midnight. waves
1 ft. showers likely. 
.mon...ne winds 15 to 20 kt. waves 1 to 2 ft. a chance of showers. 
.tue...ne winds 20 to 25 kt. waves 2 ft. a chance of showers.  

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

$$

fzus51 klwx 180257
cwflwx
expires:202609180800;;633084

coastal waters forecast
national weather service baltimore md/washington dc
1057 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-
1057 pm edt thu sep 17 2026

.rest of tonight...sw winds 5 to 10 kt...becoming nw late. waves
1 ft. isolated tstms late 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 180257
cwflwx
expires:202609180800;;633087

coastal waters forecast
national weather service baltimore md/washington dc
1057 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-
1057 pm edt thu sep 17 2026

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

.rest of tonight...sw winds 10 kt...becoming w late. waves 1 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 180257
cwflwx
expires:202609180800;;633089

coastal waters forecast
national weather service baltimore md/washington dc
1057 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-
1057 pm edt thu sep 17 2026

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

.rest of tonight...sw winds 10 kt...becoming w late. waves 1 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.

$$