fzus51 klwx 270858
cwflwx
expires:202609272300;;130337

coastal waters forecast
national weather service baltimore md/washington dc
458 am edt sun sep 27 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.


anz531-272300-
chesapeake bay from pooles island to sandy point-
458 am edt sun sep 27 2026

...small craft advisory in effect through late tonight...

.rest of the overnight...n winds 20 kt with gusts to 25 kt. waves
3 ft. showers likely. 
.today...nw winds 15 to 20 kt with gusts to 30 kt. waves 3 ft.
showers.
.tonight...nw winds 15 to 20 kt with gusts to 30 kt. waves 3 ft. a
chance of showers. 
.mon...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.mon night...nw winds 5 to 10 kt. waves 1 ft. 
.tue...nw winds 5 kt. waves less than 1 ft. 
.tue night...light winds. waves flat. 
.wed...s winds around 5 kt. waves 1 ft or less. 
.thu...sw winds 5 to 10 kt. waves 1 ft.  

$$

fzus51 klwx 270858
cwflwx
expires:202609272300;;130340

coastal waters forecast
national weather service baltimore md/washington dc
458 am edt sun sep 27 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.


anz532-272300-
chesapeake bay from sandy point to north beach-
458 am edt sun sep 27 2026

...small craft advisory in effect through late tonight...

.rest of the overnight...nw winds 20 kt with gusts to 25 kt. waves
3 ft. showers likely. 
.today...nw winds 15 to 20 kt with gusts to 30 kt. waves 3 ft.
showers.
.tonight...nw winds 15 to 20 kt. gusts up to 30 kt... diminishing to
20 kt late. waves 2 to 3 ft. a chance of showers. 
.mon...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.mon night...nw winds 5 to 10 kt. waves 1 ft. 
.tue...nw winds 5 kt. waves less than 1 ft. 
.tue night...w winds around 5 kt. waves flat. 
.wed...s winds 5 to 10 kt. waves 1 ft or less. 
.thu...sw winds 5 to 10 kt. waves 1 ft.  

$$

fzus51 klwx 270858
cwflwx
expires:202609272300;;130342

coastal waters forecast
national weather service baltimore md/washington dc
458 am edt sun sep 27 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.


anz533-272300-
chesapeake bay from north beach to drum point-
458 am edt sun sep 27 2026

...small craft advisory in effect through late tonight...

.rest of the overnight...nw winds 20 kt with gusts to 30 kt. waves
4 ft. showers likely. 
.today...nw winds 15 to 20 kt with gusts to 30 kt. waves 3 ft.
showers likely. 
.tonight...nw winds 15 to 20 kt. gusts up to 30 kt... diminishing to
20 kt late. waves 3 ft. a chance of showers. 
.mon...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.mon night...nw winds 5 to 10 kt. waves 1 ft. 
.tue...nw winds around 5 kt. waves 1 ft. 
.tue night...sw winds around 5 kt. waves flat. 
.wed...s winds 5 to 10 kt. waves 1 ft or less. 
.thu...sw winds 10 to 15 kt. waves 1 ft.  

$$

fzus51 klwx 270858
cwflwx
expires:202609272300;;130345

coastal waters forecast
national weather service baltimore md/washington dc
458 am edt sun sep 27 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.


anz534-272300-
chesapeake bay from drum point to smith point-
458 am edt sun sep 27 2026

...small craft advisory in effect through late tonight...

.rest of the overnight...nw winds 20 kt with gusts to 30 kt. waves
4 ft. showers likely. 
.today...nw winds 20 to 25 kt with gusts to 30 kt. waves 4 ft.
showers likely. 
.tonight...nw winds 15 to 20 kt with gusts to 30 kt. waves 3 ft. a
chance of showers. 
.mon...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 to 3 ft. 
.mon night...nw winds 5 to 10 kt. waves 1 to 2 ft. 
.tue...nw winds around 5 kt. waves 1 ft. 
.tue night...sw winds around 5 kt. waves flat. 
.wed...s winds 5 to 10 kt. waves 1 ft or less... building to 2 ft. 
.thu...sw winds 10 to 15 kt. waves 1 to 2 ft.  

$$

fzus51 klwx 270858
cwflwx
expires:202609272300;;130333

coastal waters forecast
national weather service baltimore md/washington dc
458 am edt sun sep 27 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.


anz535-272300-
tidal potomac from key bridge to indian head-
458 am edt sun sep 27 2026

...small craft advisory in effect through late tonight...

.rest of the overnight...nw winds 10 kt with gusts to 20 kt. waves
1 ft. a slight chance of showers. 
.today...nw winds 10 to 15 kt. gusts up to 25 kt... increasing to
30 kt in the afternoon. waves 1 ft. showers likely.
.tonight...nw winds 10 to 15 kt. gusts up to 30 kt... diminishing to
20 kt after midnight. waves 1 ft. a chance of showers. 
.mon...nw winds 5 to 10 kt. waves 1 ft. 
.mon night...nw winds around 5 kt. waves 1 ft. 
.tue...nw winds around 5 kt. waves 1 ft. 
.tue night...w winds around 5 kt. waves 1 ft or less. 
.wed...s winds around 5 kt. waves 1 ft. 
.thu...sw winds 5 to 10 kt. waves 1 ft.  

$$

fzus51 klwx 270858
cwflwx
expires:202609272300;;130334

coastal waters forecast
national weather service baltimore md/washington dc
458 am edt sun sep 27 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.


anz536-272300-
tidal potomac from indian head to cobb island-
458 am edt sun sep 27 2026

...small craft advisory in effect through late tonight...

.rest of the overnight...nw winds 15 kt with gusts to 20 kt. waves
1 ft. a slight chance of showers. 
.today...nw winds 10 to 15 kt. gusts up to 25 kt... increasing to
30 kt late. waves 2 ft. a chance of showers. 
.tonight...nw winds 15 to 20 kt. gusts up to 30 kt... diminishing to
20 kt after midnight. waves 1 to 2 ft. a chance of showers. 
.mon...nw winds 5 to 10 kt. waves 1 ft. 
.mon night...nw winds around 5 kt. waves 1 ft. 
.tue...nw winds around 5 kt. waves 1 ft. 
.tue night...s winds around 5 kt. waves flat. 
.wed...s winds around 5 kt. waves 1 ft. 
.thu...sw winds 5 to 10 kt. waves 1 ft.  

$$

fzus51 klwx 270858
cwflwx
expires:202609272300;;130335

coastal waters forecast
national weather service baltimore md/washington dc
458 am edt sun sep 27 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.


anz537-272300-
tidal potomac from cobb island to smith point-
458 am edt sun sep 27 2026

...small craft advisory in effect through late tonight...

.rest of the overnight...nw winds 20 kt with gusts to 25 kt. waves
3 ft. a chance of showers. 
.today...nw winds 15 to 20 kt with gusts to 30 kt. waves 3 ft. a
chance of showers. 
.tonight...nw winds 15 to 20 kt. gusts up to 30 kt... diminishing to
20 kt after midnight. waves 2 to 3 ft. a chance of showers. 
.mon...nw winds 5 to 10 kt with gusts to 20 kt. waves 1 to 2 ft. 
.mon night...nw winds around 5 kt. waves 1 ft or less. 
.tue...nw winds around 5 kt. waves 1 ft or less. 
.tue night...s winds around 5 kt. waves flat. 
.wed...s winds 5 to 10 kt. waves 1 ft or less. 
.thu...sw winds 10 to 15 kt. waves 1 ft.  

$$