fzus51 klwx 240857
cwflwx
expires:202609242300;;970058

coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu sep 24 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.


anz531-242300-
chesapeake bay from pooles island to sandy point-
457 am edt thu sep 24 2026

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

.rest of the overnight...ne winds 20 kt with gusts to 25 kt. waves
3 ft. 
.today...ne winds 15 to 20 kt with gusts to 25 kt. waves 3 ft. 
.tonight...n winds 15 to 20 kt with gusts to 25 kt. waves 2 to 3 ft.
.fri...n winds 15 to 20 kt with gusts to 25 kt. waves 3 ft. 
.fri night...n winds 20 to 25 kt. waves 3 ft. 
.sat...n winds 20 to 25 kt. waves 3 ft. 
.sat night...n winds 15 to 20 kt with gusts to 25 kt. waves 3 ft. 
.sun...nw winds 15 to 20 kt. waves 2 to 3 ft. 
.mon...nw winds 5 to 10 kt. waves 1 ft or less.  

$$

fzus51 klwx 240857
cwflwx
expires:202609242300;;970061

coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu sep 24 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.


anz532-242300-
chesapeake bay from sandy point to north beach-
457 am edt thu sep 24 2026

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

.rest of the overnight...ne winds 25 kt with gusts to 30 kt. waves
4 ft. 
.today...ne winds 20 to 25 kt with gusts to 30 kt. waves 3 ft. 
.tonight...ne winds 15 to 20 kt with gusts to 25 kt. waves 3 ft. 
.fri...n winds 20 to 25 kt. waves 3 ft. 
.fri night...n winds 20 to 25 kt with gusts to 30 kt. waves 3 ft. 
.sat...n winds 20 to 25 kt with gusts to 30 kt. waves 3 ft. 
.sat night...nw winds 20 to 25 kt. waves 3 ft. 
.sun...nw winds 15 to 20 kt...diminishing to 10 kt after midnight.
waves 2 to 3 ft...subsiding to 1 ft after midnight. 
.mon...nw winds 5 to 10 kt. waves 1 ft or less.  

$$

fzus51 klwx 240857
cwflwx
expires:202609242300;;970063

coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu sep 24 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.


anz533-242300-
chesapeake bay from north beach to drum point-
457 am edt thu sep 24 2026

...gale warning in effect until 6 am edt early this morning...
...small craft advisory in effect through late tonight...

.rest of the overnight...ne winds 25 kt with gusts to 30 kt. waves
5 ft...except around 3 ft near the mouth of the choptank. 
.today...ne winds 20 to 25 kt with gusts to 30 kt. waves 4 ft. 
.tonight...ne winds 20 to 25 kt with gusts to 30 kt. waves 4 ft. 
.fri...n winds 20 to 25 kt with gusts to 30 kt. waves 4 ft. 
.fri night...n winds 20 to 25 kt with gusts to 30 kt. waves 4 ft. 
.sat...n winds 20 to 25 kt with gusts to 30 kt. waves 4 ft. 
.sat night...nw winds 20 to 25 kt with gusts to 30 kt. waves 3 ft. 
.sun...nw winds 15 to 20 kt. waves 2 to 3 ft. 
.mon...nw winds 5 to 10 kt. waves 1 ft or less.  

$$

fzus51 klwx 240857
cwflwx
expires:202609242300;;970066

coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu sep 24 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.


anz534-242300-
chesapeake bay from drum point to smith point-
457 am edt thu sep 24 2026

...gale warning in effect until 6 am edt early this morning...
...small craft advisory in effect through late tonight...

.rest of the overnight...ne winds 25 kt with gusts to 30 kt. waves
5 ft. 
.today...ne winds 20 to 25 kt with gusts to 30 kt. waves 4 ft. 
.tonight...n winds 20 to 25 kt with gusts to 30 kt. waves 4 ft. 
.fri...n winds 20 to 25 kt with gusts to 30 kt. waves 4 ft. 
.fri night...n winds 25 to 30 kt. waves 5 ft. 
.sat...n winds 25 to 30 kt. waves 5 ft. 
.sat night...n winds 20 to 25 kt with gusts to 30 kt. waves 4 ft. 
.sun...nw winds 15 to 20 kt. waves 3 ft...subsiding to 2 ft after
midnight. 
.mon...nw winds 5 to 10 kt. waves 1 to 2 ft.  

$$

fzus51 klwx 240857
cwflwx
expires:202609242300;;970054

coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu sep 24 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.


anz535-242300-
tidal potomac from key bridge to indian head-
457 am edt thu sep 24 2026

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

.rest of the overnight...ne winds 10 kt with gusts to 20 kt. waves
1 ft. 
.today...ne winds 10 kt with gusts to 20 kt. waves 1 ft. 
.tonight...n winds 5 to 10 kt. waves 1 ft. 
.fri...n winds 10 to 15 kt with gusts to 25 kt. waves 1 ft. 
.fri night...n winds 10 to 15 kt with gusts to 20 kt. waves 1 ft. 
.sat...nw winds 10 to 15 kt with gusts to 25 kt. waves 1 ft. 
.sat night...nw winds 5 to 10 kt. gusts up to 25 kt in the evening.
waves 1 ft. 
.sun...nw winds 10 to 15 kt...diminishing to 5 kt after midnight.
waves 1 ft. 
.mon...nw winds 5 to 10 kt. waves 1 ft.  

$$

fzus51 klwx 240857
cwflwx
expires:202609242300;;970055

coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu sep 24 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.


anz536-242300-
tidal potomac from indian head to cobb island-
457 am edt thu sep 24 2026

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

.rest of the overnight...ne winds 15 kt with gusts to 20 kt. waves
2 ft. 
.today...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.tonight...n winds 10 to 15 kt. gusts up to 25 kt... diminishing to
20 kt after midnight. waves 1 ft. 
.fri...n winds 10 to 15 kt with gusts to 20 kt. waves 1 ft. 
.fri night...n winds 10 to 15 kt with gusts to 25 kt. waves 1 ft. 
.sat...nw winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft. 
.sat night...nw winds 10 to 15 kt with gusts to 20 kt. waves 1 ft. 
.sun...nw winds 10 to 15 kt...diminishing to 5 kt after midnight.
waves 1 ft. 
.mon...nw winds 5 to 10 kt. waves 1 ft or less.  

$$

fzus51 klwx 240857
cwflwx
expires:202609242300;;970056

coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu sep 24 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.


anz537-242300-
tidal potomac from cobb island to smith point-
457 am edt thu sep 24 2026

...gale warning in effect until 6 am edt early this morning...
...small craft advisory in effect through late tonight...

.rest of the overnight...ne winds 20 kt with gusts to 30 kt. waves
4 ft. 
.today...ne winds 15 to 20 kt with gusts to 30 kt. waves 4 ft. 
.tonight...n winds 20 to 25 kt with gusts to 30 kt. waves 4 ft. 
.fri...n winds 15 to 20 kt with gusts to 25 kt. waves 3 ft. 
.fri night...n winds 20 to 25 kt with gusts to 30 kt. waves 3 ft. 
.sat...nw winds 15 to 20 kt with gusts to 30 kt. waves 3 ft. 
.sat night...nw winds 15 to 20 kt with gusts to 25 kt. waves 2 to
3 ft. 
.sun...nw winds 15 to 20 kt...diminishing to 5 to 10 kt after
midnight. waves 1 to 2 ft. 
.mon...nw winds 5 to 10 kt. waves 1 ft or less.  

$$