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coastal waters forecast
national weather service baltimore md/washington dc
227 am edt thu oct 15 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.


anz531-152000-
chesapeake bay from pooles island to sandy point-
227 am edt thu oct 15 2026

.overnight...n winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft. 
.thu...ne winds 10 to 15 kt with gusts to 20 kt... becoming e 5 kt
late. waves 1 to 2 ft. showers likely. 
.thu night...se winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.fri...s winds 10 to 15 kt with gusts to 20 kt. waves 2 to 3 ft. a
chance of showers. 
.fri night...w winds 15 kt...becoming nw after midnight. gusts up to
30 kt. waves 3 ft. showers.
.sat...n winds 20 to 25 kt with gusts to 30 kt. waves 3 ft. 
.sat night...n winds 20 to 25 kt with gusts to 30 kt. waves 3 ft. 
.sun...ne winds 10 to 15 kt...diminishing to 5 to 10 kt. waves 1 to
2 ft. 
.mon...ne winds 5 to 10 kt. waves 1 ft.  

$$

fzus51 klwx 150627
cwflwx
expires:202610152000;;122513

coastal waters forecast
national weather service baltimore md/washington dc
227 am edt thu oct 15 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.


anz532-152000-
chesapeake bay from sandy point to north beach-
227 am edt thu oct 15 2026

.overnight...n winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft. 
.thu...ne winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft.
showers likely. 
.thu night...se winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.fri...s winds 10 to 15 kt with gusts to 20 kt. waves 2 to 3 ft. a
chance of showers. 
.fri night...w winds 15 kt...becoming nw after midnight. gusts up to
30 kt. waves 3 ft. showers.
.sat...n winds 20 to 25 kt with gusts to 30 kt. waves 3 ft. 
.sat night...n winds 20 to 25 kt with gusts to 30 kt. waves 3 ft. 
.sun...ne winds 15 to 20 kt...diminishing to 5 to 10 kt. waves 1 to
2 ft. 
.mon...ne winds 5 to 10 kt. waves 1 ft.  

$$

fzus51 klwx 150627
cwflwx
expires:202610152000;;122515

coastal waters forecast
national weather service baltimore md/washington dc
227 am edt thu oct 15 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.


anz533-152000-
chesapeake bay from north beach to drum point-
227 am edt thu oct 15 2026

.overnight...n winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft. a slight chance of showers. 
.thu...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
showers.
.thu night...se winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.fri...sw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.fri night...w winds 10 to 15 kt with gusts to 20 kt... becoming nw
20 to 25 kt with gusts to 30 kt after midnight. waves 3 ft...
building to 5 ft after midnight. showers.
.sat...n winds 20 to 25 kt with gusts to 35 kt. waves 4 ft. a chance
of showers. 
.sat night...n winds 25 to 30 kt. waves 4 ft. 
.sun...ne winds 20 to 25 kt...diminishing to 5 to 10 kt. waves 2 to
3 ft...subsiding to 1 ft. 
.mon...ne winds 5 to 10 kt. waves 1 ft.  

$$

fzus51 klwx 150627
cwflwx
expires:202610152000;;122518

coastal waters forecast
national weather service baltimore md/washington dc
227 am edt thu oct 15 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.


anz534-152000-
chesapeake bay from drum point to smith point-
227 am edt thu oct 15 2026

.overnight...n winds 10 kt. waves 1 ft. 
.thu...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
showers.
.thu night...se winds 10 kt. waves 1 ft. a chance of showers. 
.fri...sw winds 10 to 15 kt with gusts to 20 kt. waves 2 to 3 ft. 
.fri night...sw winds 10 to 15 kt with gusts to 20 kt...becoming nw
20 to 25 kt with gusts to 30 kt after midnight. waves 4 ft. showers.
.sat...n winds 25 to 30 kt. waves 5 ft. a chance of showers. 
.sat night...n winds 25 to 30 kt. waves 5 ft. 
.sun...ne winds 20 to 25 kt...diminishing to 10 to 15 kt. waves
4 ft...subsiding to 1 to 2 ft. 
.mon...ne winds 5 to 10 kt. waves 1 ft.  

$$

fzus51 klwx 150627
cwflwx
expires:202610152000;;122506

coastal waters forecast
national weather service baltimore md/washington dc
227 am edt thu oct 15 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.


anz535-152000-
tidal potomac from key bridge to indian head-
227 am edt thu oct 15 2026

.overnight...n winds 5 kt. waves less than 1 ft. 
.thu...ne winds 5 to 10 kt. waves 1 ft. showers.
.thu night...se winds around 5 kt. waves 1 ft. a chance of showers. 
.fri...sw winds 10 to 15 kt with gusts to 25 kt. waves 1 ft. 
.fri night...nw winds 10 to 15 kt. gusts up to 25 kt. waves 1 ft.
showers.
.sat...n winds 10 to 15 kt with gusts to 30 kt. waves 2 ft. 
.sat night...n winds 5 to 10 kt. gusts up to 25 kt in the evening.
waves 1 ft. 
.sun...ne winds 5 to 10 kt. waves 1 ft. 
.mon...n winds 5 to 10 kt. waves 1 ft.  

$$

fzus51 klwx 150627
cwflwx
expires:202610152000;;122507

coastal waters forecast
national weather service baltimore md/washington dc
227 am edt thu oct 15 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.


anz536-152000-
tidal potomac from indian head to cobb island-
227 am edt thu oct 15 2026

.overnight...n winds 5 to 10 kt. waves 1 ft. a slight chance of
showers. 
.thu...ne winds 5 to 10 kt. waves 1 ft. showers.
.thu night...se winds 5 kt. waves less than 1 ft. a chance of
showers. 
.fri...sw winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft. 
.fri night...w winds 10 to 15 kt...becoming nw after midnight. gusts
up to 25 kt. waves 2 ft. showers.
.sat...n winds 15 to 20 kt with gusts to 30 kt. waves 2 ft. 
.sat night...n winds 10 to 15 kt with gusts to 25 kt. waves 1 to
2 ft. 
.sun...n winds 10 to 15 kt...becoming ne 5 kt. waves 1 ft. 
.mon...n winds around 5 kt. waves 1 ft.  

$$

fzus51 klwx 150627
cwflwx
expires:202610152000;;122508

coastal waters forecast
national weather service baltimore md/washington dc
227 am edt thu oct 15 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.


anz537-152000-
tidal potomac from cobb island to smith point-
227 am edt thu oct 15 2026

.overnight...n winds 10 kt. waves 1 ft. 
.thu...ne winds 10 to 15 kt. gusts up to 20 kt until late afternoon.
waves 2 ft. showers likely. 
.thu night...se winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.fri...sw winds 10 to 15 kt. waves 1 to 2 ft. 
.fri night...sw winds 10 to 15 kt...becoming nw 15 to 20 kt after
midnight. gusts up to 25 kt. waves 2 to 3 ft. showers.
.sat...n winds 20 to 25 kt with gusts to 30 kt. waves 4 ft. a chance
of showers. 
.sat night...n winds 20 to 25 kt with gusts to 30 kt. waves 4 ft. 
.sun...ne winds 20 to 25 kt...diminishing to 10 to 15 kt. waves 2 to
3 ft...subsiding to 1 ft. 
.mon...ne winds 5 to 10 kt. waves 1 ft.  

$$