fzus51 klwx 300301
cwflwx
expires:202604300800;;759386

coastal waters forecast
national weather service baltimore md/washington dc
1100 pm edt wed apr 29 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.


anz531-300800-
chesapeake bay from pooles island to sandy point-
1100 pm edt wed apr 29 2026

...small craft advisory in effect through thursday evening...

.rest of tonight...s winds 15 kt...becoming w. gusts up to 20 kt.
waves 2 ft. showers likely late this evening, then a chance of
showers. 
.thu...nw winds 15 kt with gusts to 25 kt. waves 2 ft. 
.thu night...nw winds 10 to 15 kt. gusts up to 25 kt early in the
evening. waves 2 ft. 
.fri...w winds 5 to 10 kt. waves 1 ft. 
.fri night...nw winds 5 to 10 kt. waves 1 ft or less. a chance of
showers. 
.sat...n winds 5 kt. waves less than 1 ft. a chance of showers. 
.sat night...nw winds 10 to 15 kt. waves 1 to 2 ft. 
.sun...nw winds 10 to 15 kt...becoming w 5 to 10 kt. waves 1 to
2 ft. 
.mon...s winds 10 to 15 kt. waves 1 to 2 ft. a chance of showers
through the night.  

$$

fzus51 klwx 300301
cwflwx
expires:202604300800;;759389

coastal waters forecast
national weather service baltimore md/washington dc
1100 pm edt wed apr 29 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.


anz532-300800-
chesapeake bay from sandy point to north beach-
1100 pm edt wed apr 29 2026

...small craft advisory in effect through thursday evening...

.rest of tonight...s winds 15 kt...becoming w. gusts up to 20 kt.
waves 2 to 3 ft. a chance of showers late this evening, then a
slight chance of showers. 
.thu...nw winds 15 kt with gusts to 25 kt. waves 2 ft. 
.thu night...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.fri...w winds 5 to 10 kt. waves 1 ft. 
.fri night...sw winds 5 to 10 kt...becoming nw after midnight. waves
1 ft. a chance of showers. 
.sat...n winds 5 kt. waves less than 1 ft. a chance of showers. 
.sat night...nw winds 10 to 15 kt. waves 1 ft. 
.sun...nw winds 10 to 15 kt...becoming sw 5 to 10 kt. waves 1 to
2 ft. 
.mon...s winds 10 to 15 kt. waves 1 to 2 ft.  

$$

fzus51 klwx 300301
cwflwx
expires:202604300800;;759391

coastal waters forecast
national weather service baltimore md/washington dc
1100 pm edt wed apr 29 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.


anz533-300800-
chesapeake bay from north beach to drum point-
1100 pm edt wed apr 29 2026

...small craft advisory in effect through thursday evening...

.rest of tonight...s winds 15 kt...becoming w. gusts up to 25 kt.
waves 2 ft. a chance of showers. 
.thu...nw winds 15 to 20 kt with gusts to 25 kt. waves 3 ft. 
.thu night...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.fri...w winds 5 to 10 kt. waves 1 to 2 ft. 
.fri night...s winds 5 to 10 kt...becoming nw after midnight. waves
1 ft. a chance of showers. 
.sat...n winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.sat night...nw winds 10 to 15 kt. waves 1 to 2 ft. a chance of
showers. 
.sun...nw winds 10 to 15 kt...becoming sw 5 to 10 kt. waves 1 to
2 ft. 
.mon...s winds 10 to 15 kt. waves 1 to 2 ft.  

$$

fzus51 klwx 300301
cwflwx
expires:202604300800;;759394

coastal waters forecast
national weather service baltimore md/washington dc
1100 pm edt wed apr 29 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.


anz534-300800-
chesapeake bay from drum point to smith point-
1100 pm edt wed apr 29 2026

...small craft advisory in effect through thursday evening...

.rest of tonight...s winds 20 kt...becoming w. gusts up to 25 kt.
waves 3 ft. a chance of showers. 
.thu...nw winds 20 to 25 kt with gusts to 30 kt... diminishing to
15 kt with gusts to 20 kt late. waves 3 ft. 
.thu night...nw winds 15 to 20 kt. waves 3 ft. 
.fri...nw winds 10 to 15 kt with gusts to 20 kt... becoming sw 5 to
10 kt in the afternoon. waves 1 to 2 ft. 
.fri night...se winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.sat...n winds 5 to 10 kt. waves 1 ft. showers likely. 
.sat night...n winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft. a chance of showers. 
.sun...nw winds 10 to 15 kt...becoming sw 5 to 10 kt. waves 1 to
2 ft. 
.mon...s winds 10 to 15 kt. waves 2 ft.  

$$

fzus51 klwx 300301
cwflwx
expires:202604300800;;759382

coastal waters forecast
national weather service baltimore md/washington dc
1100 pm edt wed apr 29 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.


anz535-300800-
tidal potomac from key bridge to indian head-
1100 pm edt wed apr 29 2026

...small craft advisory in effect through thursday evening...

.rest of tonight...w winds 5 kt...becoming nw 15 kt with gusts to
25 kt. waves 1 ft. a chance of showers late this evening. 
.thu...nw winds 10 to 15 kt with gusts to 25 kt. waves 1 ft. 
.thu night...nw winds 5 to 10 kt. gusts up to 25 kt. waves 1 ft. 
.fri...w winds 5 to 10 kt. waves 1 ft. 
.fri night...nw winds around 5 kt. waves 1 ft. a chance of showers. 
.sat...n winds around 5 kt. waves 1 ft. a chance of showers. 
.sat night...nw winds 5 to 10 kt. waves 1 ft. 
.sun...nw winds 10 to 15 kt...becoming sw around 5 kt after
midnight. waves 1 ft. 
.mon...sw winds 10 to 15 kt. waves 1 ft.  

$$

fzus51 klwx 300301
cwflwx
expires:202604300800;;759383

coastal waters forecast
national weather service baltimore md/washington dc
1100 pm edt wed apr 29 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.


anz536-300800-
tidal potomac from indian head to cobb island-
1100 pm edt wed apr 29 2026

...small craft advisory in effect through thursday evening...

.rest of tonight...w winds 10 to 15 kt with gusts to 20 kt. waves
1 to 2 ft. a chance of showers late this evening. 
.thu...nw winds 10 to 15 kt with gusts to 25 kt. waves 2 ft. 
.thu night...nw winds 10 to 15 kt. gusts up to 20 kt until early
morning. waves 1 ft. 
.fri...w winds 5 to 10 kt. waves 1 ft. 
.fri night...ne winds around 5 kt. waves 1 ft. a chance of showers. 
.sat...n winds 5 kt. waves less than 1 ft. a chance of showers. 
.sat night...nw winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.sun...nw winds 5 to 10 kt...becoming sw after midnight. waves 1 ft.
.mon...sw winds 10 to 15 kt. waves 1 ft.  

$$

fzus51 klwx 300301
cwflwx
expires:202604300800;;759384

coastal waters forecast
national weather service baltimore md/washington dc
1100 pm edt wed apr 29 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.


anz537-300800-
tidal potomac from cobb island to smith point-
1100 pm edt wed apr 29 2026

...small craft advisory in effect through thursday evening...

.rest of tonight...sw winds 15 kt...becoming w. gusts up to 25 kt.
waves 2 ft. a chance of showers. 
.thu...nw winds 15 to 20 kt with gusts to 25 kt. waves 2 to 3 ft. 
.thu night...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.fri...nw winds 5 to 10 kt. waves 1 ft. 
.fri night...se winds 5 to 10 kt...becoming ne after midnight. waves
1 ft. a chance of showers. 
.sat...ne winds 5 to 10 kt. waves 1 ft. showers likely. 
.sat night...n winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.sun...nw winds 10 to 15 kt...becoming sw 5 to 10 kt. waves 1 ft. 
.mon...sw winds 10 to 15 kt. waves 1 to 2 ft.  

$$