fzus51 klwx 171827
cwflwx
expires:202604180800;;534757

coastal waters forecast
national weather service baltimore md/washington dc
227 pm edt fri apr 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 fri apr 17 2026

...small craft advisory in effect until 8 pm edt this evening...

.this afternoon...nw winds 10 kt with gusts to 20 kt. waves 1 to
2 ft. isolated showers. 
.tonight...ne winds 5 to 10 kt. gusts up to 20 kt early in the
evening. waves 2 ft...subsiding to flat after midnight. 
.sat...e winds 5 to 10 kt. gusts up to 20 kt in the afternoon. waves
1 ft. 
.sat night...se winds 10 to 15 kt with gusts to 20 kt...becoming e
5 to 10 kt after midnight. waves 1 to 2 ft. a chance of showers. 
.sun...nw winds 15 to 20 kt with gusts to 25 kt. waves 3 ft.
showers.
.sun night...nw winds 10 to 15 kt...becoming w 5 to 10 kt after
midnight. waves 1 to 2 ft. 
.mon...nw winds 10 to 15 kt...becoming n 5 to 10 kt after midnight.
waves 1 to 2 ft. 
.tue...ne winds 5 kt...becoming s 10 to 15 kt. waves 1 ft.  

$$

fzus51 klwx 171827
cwflwx
expires:202604180800;;534760

coastal waters forecast
national weather service baltimore md/washington dc
227 pm edt fri apr 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 fri apr 17 2026

...small craft advisory in effect until 8 pm edt this evening...

.this afternoon...n winds 10 kt with gusts to 20 kt. waves 1 to
2 ft. 
.tonight...ne winds 5 to 10 kt. gusts up to 20 kt early in the
evening. waves 2 ft...subsiding to flat after midnight. 
.sat...se winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft. 
.sat night...se winds 10 to 15 kt...becoming e 5 to 10 kt after
midnight. gusts up to 20 kt. waves 2 to 3 ft. a chance of showers. 
.sun...nw winds 15 to 20 kt with gusts to 30 kt. waves 3 ft.
showers.
.sun night...nw winds 10 to 15 kt...becoming w after midnight. waves
1 to 2 ft. 
.mon...nw winds 10 to 15 kt...becoming n 5 to 10 kt after midnight.
waves 1 to 2 ft. 
.tue...ne winds 5 to 10 kt...becoming s 10 to 15 kt. waves 1 to
2 ft.  

$$