fzus51 klwx 120858
cwflwx
expires:202604122300;;235511

coastal waters forecast
national weather service baltimore md/washington dc
458 am edt sun apr 12 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.


anz531-122300-
chesapeake bay from pooles island to sandy point-
458 am edt sun apr 12 2026

...small craft advisory in effect from noon edt today through monday
afternoon...

.rest of the overnight...e winds 10 kt. waves 1 ft. 
.today...se winds 10 kt...becoming s late. gusts up to 20 kt...
increasing to 25 kt late. waves 1 to 2 ft. 
.tonight...s winds 10 to 15 kt with gusts to 25 kt. waves 2 ft. 
.mon...sw winds 10 to 15 kt with gusts to 25 kt. waves 2 to 3 ft. 
.mon night...sw winds 10 to 15 kt with gusts to 20 kt...diminishing
to 5 kt after midnight. waves 1 to 2 ft. 
.tue...sw winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
waves 1 to 2 ft. 
.tue night...sw winds 5 to 10 kt. gusts up to 20 kt in the evening.
waves 1 to 2 ft. 
.wed...sw winds 5 to 10 kt. waves 1 ft. 
.thu...sw winds 5 to 10 kt. waves 1 ft.  

$$

fzus51 klwx 120858
cwflwx
expires:202604122300;;235514

coastal waters forecast
national weather service baltimore md/washington dc
458 am edt sun apr 12 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.


anz532-122300-
chesapeake bay from sandy point to north beach-
458 am edt sun apr 12 2026

...small craft advisory in effect from noon edt today through monday
afternoon...

.rest of the overnight...e winds 5 kt. waves flat. 
.today...se winds 10 to 15 kt with gusts to 25 kt. waves 1 ft...
building to 3 ft in the afternoon. 
.tonight...s winds 10 to 15 kt with gusts to 25 kt. waves 3 ft. 
.mon...sw winds 10 to 15 kt with gusts to 25 kt. waves 3 ft. 
.mon night...sw winds 5 to 10 kt. gusts up to 20 kt in the evening.
waves 1 to 2 ft. 
.tue...s winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
waves 1 to 2 ft. 
.tue night...sw winds 5 to 10 kt. gusts up to 20 kt in the evening.
waves 1 to 2 ft. 
.wed...sw winds 5 to 10 kt. waves 1 ft. 
.thu...sw winds 10 to 15 kt. waves 1 to 2 ft.  

$$

fzus51 klwx 120858
cwflwx
expires:202604122300;;235516

coastal waters forecast
national weather service baltimore md/washington dc
458 am edt sun apr 12 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.


anz533-122300-
chesapeake bay from north beach to drum point-
458 am edt sun apr 12 2026

...small craft advisory in effect from noon edt today through monday
afternoon...

.rest of the overnight...e winds 5 kt. waves flat. 
.today...se winds 5 to 10 kt with gusts to 20 kt... increasing to
15 kt with gusts to 25 kt late. waves 1 ft... building to 3 ft in
the afternoon. 
.tonight...s winds 10 to 15 kt with gusts to 25 kt. waves 3 ft. 
.mon...sw winds 10 to 15 kt with gusts to 25 kt. waves 2 to 3 ft. 
.mon night...sw winds 10 to 15 kt with gusts to 20 kt...diminishing
to 5 kt after midnight. waves 1 to 2 ft. 
.tue...sw winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
waves 1 to 2 ft. 
.tue night...sw winds 5 to 10 kt. gusts up to 20 kt in the evening.
waves 1 to 2 ft. 
.wed...sw winds 5 to 10 kt. waves 1 ft. 
.thu...sw winds 10 to 15 kt. waves 1 ft.  

$$

fzus51 klwx 120858
cwflwx
expires:202604122300;;235519

coastal waters forecast
national weather service baltimore md/washington dc
458 am edt sun apr 12 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.


anz534-122300-
chesapeake bay from drum point to smith point-
458 am edt sun apr 12 2026

...small craft advisory in effect from noon edt today through monday
afternoon...

.rest of the overnight...se winds 5 kt. waves less than 1 ft. 
.today...se winds 10 to 15 kt. gusts up to 25 kt in the afternoon.
waves 1 ft...building to 3 ft in the afternoon. 
.tonight...s winds 15 to 20 kt with gusts to 25 kt. waves 4 ft. 
.mon...sw winds 15 kt with gusts to 25 kt. waves 3 ft. 
.mon night...sw winds 10 to 15 kt with gusts to 25 kt. waves 2 to
3 ft. 
.tue...sw winds 10 to 15 kt. gusts up to 25 kt in the afternoon.
waves 1 to 2 ft. 
.tue night...sw winds 10 to 15 kt with gusts to 25 kt. waves 2 ft. 
.wed...sw winds 10 to 15 kt. waves 1 to 2 ft. 
.thu...sw winds 10 to 15 kt. waves 2 ft.  

$$

fzus51 klwx 120858
cwflwx
expires:202604122300;;235507

coastal waters forecast
national weather service baltimore md/washington dc
458 am edt sun apr 12 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.


anz535-122300-
tidal potomac from key bridge to indian head-
458 am edt sun apr 12 2026

...small craft advisory in effect from noon edt today through this
evening...
...small craft advisory in effect from monday morning through monday
afternoon...

.rest of the overnight...e winds 5 kt. waves less than 1 ft. 
.today...se winds 5 to 10 kt. gusts up to 20 kt late. waves 1 ft. 
.tonight...s winds 10 kt with gusts to 20 kt. waves 1 ft. 
.mon...sw winds 10 to 15 kt with gusts to 25 kt. waves 1 ft. 
.mon night...sw winds 5 to 10 kt. gusts up to 20 kt in the evening.
waves 1 ft. 
.tue...sw winds 5 to 10 kt. gusts up to 20 kt in the afternoon.
waves 1 ft. 
.tue night...sw winds 5 to 10 kt. waves 1 ft. 
.wed...sw winds around 5 kt. waves 1 ft. 
.thu...sw winds 5 to 10 kt. waves 1 ft.  

$$

fzus51 klwx 120858
cwflwx
expires:202604122300;;235508

coastal waters forecast
national weather service baltimore md/washington dc
458 am edt sun apr 12 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.


anz536-122300-
tidal potomac from indian head to cobb island-
458 am edt sun apr 12 2026

...small craft advisory in effect from noon edt today through monday
afternoon...

.rest of the overnight...e winds 5 kt. waves less than 1 ft. 
.today...se winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft. 
.tonight...se winds 10 to 15 kt...becoming s late. gusts up to
20 kt. waves 1 to 2 ft. 
.mon...sw winds 10 to 15 kt with gusts to 25 kt. waves 1 to 2 ft. 
.mon night...sw winds 5 to 10 kt. gusts up to 20 kt in the evening.
waves 1 ft. 
.tue...sw winds 5 to 10 kt. gusts up to 20 kt in the afternoon.
waves 1 ft. 
.tue night...sw winds 5 to 10 kt. waves 1 ft. 
.wed...sw winds 5 to 10 kt. waves 1 ft. 
.thu...sw winds 5 to 10 kt. waves 1 ft.  

$$

fzus51 klwx 120858
cwflwx
expires:202604122300;;235509

coastal waters forecast
national weather service baltimore md/washington dc
458 am edt sun apr 12 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.


anz537-122300-
tidal potomac from cobb island to smith point-
458 am edt sun apr 12 2026

...small craft advisory in effect from noon edt today through monday
afternoon...

.rest of the overnight...se winds 5 kt. waves flat. 
.today...se winds 10 to 15 kt. gusts up to 25 kt. waves 1 ft...
building to 3 ft in the afternoon. 
.tonight...s winds 10 to 15 kt. gusts up to 25 kt. waves 2 to 3 ft. 
.mon...sw winds 10 to 15 kt with gusts to 25 kt. waves 2 ft. 
.mon night...sw winds 10 to 15 kt. gusts up to 20 kt in the evening.
waves 1 to 2 ft. 
.tue...sw winds 5 to 10 kt. gusts up to 20 kt in the afternoon.
waves 1 to 2 ft. 
.tue night...sw winds 5 to 10 kt with gusts to 20 kt. waves 1 to
2 ft. 
.wed...sw winds 5 to 10 kt. waves 1 ft. 
.thu...sw winds 10 to 15 kt. waves 1 ft.  

$$