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fzus51 klwx 172100
cwflwx
expires:202603180800;;865051

coastal waters forecast
national weather service baltimore md/washington dc
500 pm edt tue mar 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-
500 pm edt tue mar 17 2026

...small craft advisory in effect until 1 am edt wednesday...

.rest of this afternoon...w winds 20 kt with gusts to 25 kt. waves
3 ft. isolated snow showers. vsby 1 to 3 nm. 
.tonight...nw winds 15 to 20 kt with gusts to 25 kt... diminishing
to 5 to 10 kt late. waves 2 to 3 ft. 
.wed...ne winds 5 kt. waves less than 1 ft. 
.wed night...s winds 5 kt. waves less than 1 ft. 
.thu...s winds 5 to 10 kt. waves 1 ft. 
.thu night...s winds 5 to 10 kt. waves 1 ft. 
.fri...sw winds 10 to 15 kt. waves 1 ft or less. 
.sat...sw winds 10 to 15 kt...becoming s. waves 1 to 2 ft.  

$$
fzus51 klwx 172100
cwflwx
expires:202603180800;;865054

coastal waters forecast
national weather service baltimore md/washington dc
500 pm edt tue mar 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-
500 pm edt tue mar 17 2026

...small craft advisory in effect until 1 am edt wednesday...

.rest of this afternoon...w winds 15 kt with gusts to 20 kt. waves
2 ft. isolated snow showers. vsby 1 to 3 nm. 
.tonight...nw winds 15 to 20 kt with gusts to 25 kt... diminishing
to 10 kt late. waves 2 ft. 
.wed...n winds 5 to 10 kt...becoming se in the afternoon. waves 1 ft
or less. 
.wed night...s winds 5 to 10 kt. waves 1 ft. 
.thu...s winds 5 to 10 kt. waves 1 ft. 
.thu night...s winds 5 to 10 kt. waves 1 ft. 
.fri...s winds 5 kt...increasing to 10 to 15 kt. waves 1 to 2 ft. 
.sat...sw winds 10 to 15 kt...becoming s 15 to 20 kt. waves 2 ft.  

$$
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