fzus51 klwx 190857
cwflwx
expires:202603192300;;944721

coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu mar 19 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.


anz531-192300-
chesapeake bay from pooles island to sandy point-
457 am edt thu mar 19 2026

.rest of the overnight...se winds 5 kt. waves less than 1 ft. 
.today...s winds 5 to 10 kt. waves 1 ft. 
.tonight...s winds 5 to 10 kt. waves 1 ft. 
.fri...s winds around 5 kt...increasing to 10 to 15 kt with gusts to
20 kt in the afternoon. waves flat...building to 2 ft in the
afternoon. 
.fri night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
showers likely. 
.sat...nw winds 5 to 10 kt. waves 1 ft. 
.sat night...w winds 5 kt. waves less than 1 ft. 
.sun...s winds 5 to 10 kt...becoming nw 15 to 20 kt. waves 1 to
2 ft...building to 3 ft after midnight. a chance of rain through the
night. 
.mon...n winds 15 to 20 kt. waves 2 to 3 ft...subsiding to 1 ft
after midnight. a chance of rain in the morning.  

$$

fzus51 klwx 190857
cwflwx
expires:202603192300;;944724

coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu mar 19 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.


anz532-192300-
chesapeake bay from sandy point to north beach-
457 am edt thu mar 19 2026

.rest of the overnight...se winds 10 kt. waves 1 ft. 
.today...s winds 5 to 10 kt. waves 1 ft. 
.tonight...s winds 5 to 10 kt. waves 1 ft. 
.fri...sw winds 5 kt...becoming s 10 to 15 kt with gusts to 20 kt in
the afternoon. waves 1 to 2 ft. 
.fri night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
showers likely. 
.sat...nw winds 5 to 10 kt. waves 1 ft. 
.sat night...se winds 5 kt. waves less than 1 ft. 
.sun...s winds 5 kt...increasing to 10 to 15 kt in the afternoon,
then becoming ne 15 to 20 kt in the evening... becoming n 20 to
25 kt after midnight. waves 1 to 2 ft... building to 3 ft after
midnight. a chance of rain through the night.
.mon...n winds 20 to 25 kt...diminishing to 10 to 15 kt. waves 2 to
3 ft. a chance of rain in the morning.  

$$

fzus51 klwx 190857
cwflwx
expires:202603192300;;944726

coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu mar 19 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.


anz533-192300-
chesapeake bay from north beach to drum point-
457 am edt thu mar 19 2026

.rest of the overnight...se winds 10 kt. waves 1 ft. 
.today...s winds 5 to 10 kt. waves 1 ft. 
.tonight...s winds 5 to 10 kt. waves 1 ft. 
.fri...s winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
waves 1 to 2 ft. 
.fri night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. a
chance of showers. 
.sat...nw winds 5 to 10 kt. waves 1 ft. 
.sat night...se winds 5 kt. waves less than 1 ft. 
.sun...s winds 10 to 15 kt...increasing to 20 to 25 kt in the
evening, then becoming n after midnight. waves 1 to 2 ft...building
to 4 ft after midnight. a chance of rain through the night. 
.mon...n winds 20 to 25 kt...diminishing to 10 to 15 kt. waves
3 ft...subsiding to 2 ft. a chance of rain through the day.  

$$

fzus51 klwx 190857
cwflwx
expires:202603192300;;944729

coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu mar 19 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.


anz534-192300-
chesapeake bay from drum point to smith point-
457 am edt thu mar 19 2026

.rest of the overnight...se winds 5 kt. waves less than 1 ft. 
.today...se winds 5 to 10 kt. waves 1 ft. 
.tonight...s winds 5 to 10 kt. waves 1 ft. 
.fri...s winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
waves 1 to 2 ft. 
.fri night...s winds 10 to 15 kt with gusts to 25 kt. waves 3 ft. a
chance of showers. 
.sat...w winds 10 to 15 kt...becoming nw 5 to 10 kt in the
afternoon. waves 1 to 2 ft. 
.sat night...se winds 5 to 10 kt. waves 1 ft. 
.sun...s winds 5 to 10 kt...becoming sw 15 to 20 kt in the evening,
then becoming nw 20 to 25 kt after midnight. waves 1 to 2 ft...
building to 4 ft after midnight. a chance of rain through the night.
.mon...n winds 20 to 25 kt. waves 3 ft. a chance of rain through the
day.  

$$

fzus51 klwx 190857
cwflwx
expires:202603192300;;944717

coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu mar 19 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.


anz535-192300-
tidal potomac from key bridge to indian head-
457 am edt thu mar 19 2026

.rest of the overnight...s winds 5 kt. waves less than 1 ft. 
.today...s winds around 5 kt. waves 1 ft. 
.tonight...s winds around 5 kt. waves 1 ft or less. 
.fri...s winds 5 to 10 kt. waves 1 ft. 
.fri night...sw winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.sat...nw winds 5 to 10 kt. waves 1 ft. 
.sat night...e winds around 5 kt. waves 1 ft. 
.sun...sw winds 5 to 10 kt...becoming nw. waves 1 ft. a chance of
rain through the night. 
.mon...n winds 10 to 15 kt...diminishing to 5 kt after midnight.
waves 1 ft. a chance of rain in the morning.  

$$

fzus51 klwx 190857
cwflwx
expires:202603192300;;944718

coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu mar 19 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.


anz536-192300-
tidal potomac from indian head to cobb island-
457 am edt thu mar 19 2026

.rest of the overnight...s winds 5 kt. waves less than 1 ft. 
.today...s winds 5 kt. waves less than 1 ft. 
.tonight...s winds around 5 kt. waves 1 ft. 
.fri...s winds 5 to 10 kt. waves 1 ft. 
.fri night...sw winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.sat...nw winds 5 to 10 kt. waves 1 ft. 
.sat night...se winds 5 kt. waves less than 1 ft. 
.sun...sw winds 10 to 15 kt...becoming nw after midnight. waves 1 to
2 ft. a chance of rain through the night. 
.mon...n winds 15 to 20 kt...diminishing to 5 to 10 kt. waves 1 to
2 ft. a chance of rain through the day.  

$$

fzus51 klwx 190857
cwflwx
expires:202603192300;;944719

coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu mar 19 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.


anz537-192300-
tidal potomac from cobb island to smith point-
457 am edt thu mar 19 2026

.rest of the overnight...se winds 5 kt. waves flat. 
.today...se winds 5 to 10 kt. waves 1 ft. 
.tonight...s winds 5 to 10 kt. waves 1 ft. 
.fri...s winds 5 to 10 kt. gusts up to 20 kt in the afternoon. waves
1 ft or less. 
.fri night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. a
chance of showers. 
.sat...nw winds 5 to 10 kt. waves 1 ft. 
.sat night...se winds 5 kt. waves less than 1 ft. 
.sun...s winds 5 to 10 kt...becoming sw 15 to 20 kt in the evening,
then becoming nw after midnight. waves 1 ft...building to 3 ft after
midnight. a chance of rain through the night. 
.mon...n winds 15 to 20 kt. waves 2 to 3 ft. a chance of rain
through the day.  

$$