fzus51 klwx 170736
cwflwx
expires:202604172200;;510194

coastal waters forecast
national weather service baltimore md/washington dc
336 am edt fri apr 17 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.


anz531-172200-
chesapeake bay from pooles island to sandy point-
336 am edt fri apr 17 2026

...small craft advisory in effect until 4 am edt early this
morning...

.rest of the overnight...w winds 10 kt. waves 2 ft. isolated
showers. 
.today...nw winds 5 to 10 kt. gusts up to 20 kt in the late morning
and afternoon. waves 1 ft. 
.tonight...ne winds 5 to 10 kt. waves 1 ft or less. 
.sat...e winds 10 kt. gusts up to 20 kt in the afternoon. waves
1 ft. 
.sat night...e winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft. a chance of showers. 
.sun...nw winds 15 to 20 kt with gusts to 30 kt. waves 2 ft.
showers.
.sun night...nw winds 10 to 15 kt with gusts to 25 kt. waves 2 ft. 
.mon...nw winds 10 to 15 kt...becoming n 5 to 10 kt after midnight.
waves 1 to 2 ft. 
.tue...ne winds 5 to 10 kt...becoming s 10 to 15 kt. waves 1 ft.  

$$

fzus51 klwx 170736
cwflwx
expires:202604172200;;510197

coastal waters forecast
national weather service baltimore md/washington dc
336 am edt fri apr 17 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.


anz532-172200-
chesapeake bay from sandy point to north beach-
336 am edt fri apr 17 2026

...small craft advisory in effect until 4 am edt early this
morning...

.rest of the overnight...nw winds 10 kt. waves 2 ft. isolated
showers. 
.today...nw winds 5 to 10 kt. gusts up to 20 kt in the late morning
and afternoon. waves 1 ft. 
.tonight...ne winds 5 to 10 kt. waves 1 ft or less. 
.sat...se winds 5 to 10 kt. gusts up to 20 kt in the afternoon.
waves flat...building to 2 ft in the afternoon. 
.sat night...se winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. a
chance of showers. 
.sun...nw winds 15 to 20 kt with gusts to 30 kt. waves 2 ft.
showers.
.sun night...nw winds 10 to 15 kt with gusts to 25 kt. waves 2 ft. 
.mon...nw winds 10 to 15 kt...becoming n after midnight. waves 1 to
2 ft. 
.tue...ne winds 5 to 10 kt...becoming s 10 to 15 kt in the afternoon
and evening, then becoming sw after midnight. waves 1 to 2 ft.  

$$

fzus51 klwx 170736
cwflwx
expires:202604172200;;510199

coastal waters forecast
national weather service baltimore md/washington dc
336 am edt fri apr 17 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.


anz533-172200-
chesapeake bay from north beach to drum point-
336 am edt fri apr 17 2026

...small craft advisory in effect until 4 am edt early this
morning...

.rest of the overnight...nw winds 10 kt. waves 2 ft. isolated
showers. 
.today...nw winds 5 to 10 kt. gusts up to 20 kt in the afternoon.
waves 1 ft. 
.tonight...ne winds 5 to 10 kt. waves 1 ft or less. 
.sat...e winds 5 to 10 kt. gusts up to 20 kt in the afternoon. waves
flat...building to 2 ft in the afternoon. 
.sat night...se winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. a
chance of showers. 
.sun...nw winds 15 to 20 kt with gusts to 30 kt. waves 2 to 3 ft.
showers.
.sun night...nw winds 10 to 15 kt with gusts to 25 kt. waves 2 ft. 
.mon...nw winds 10 to 15 kt...becoming n after midnight. waves 1 to
2 ft. 
.tue...n winds 5 to 10 kt...becoming s 10 to 15 kt in the afternoon
and evening, then becoming sw after midnight. waves 1 to 2 ft.  

$$

fzus51 klwx 170736
cwflwx
expires:202604172200;;510202

coastal waters forecast
national weather service baltimore md/washington dc
336 am edt fri apr 17 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.


anz534-172200-
chesapeake bay from drum point to smith point-
336 am edt fri apr 17 2026

...small craft advisory in effect until 4 am edt early this
morning...

.rest of the overnight...w winds 10 kt. waves 2 ft. scattered
showers. 
.today...nw winds 10 kt. waves 1 to 2 ft. 
.tonight...ne winds 5 to 10 kt. waves flat. 
.sat...e winds 10 to 15 kt. gusts up to 25 kt in the afternoon.
waves 1 to 2 ft. 
.sat night...se winds 10 to 15 kt with gusts to 25 kt. waves 2 ft. a
chance of showers. 
.sun...nw winds 20 to 25 kt with gusts to 30 kt. waves 3 ft.
showers.
.sun night...nw winds 15 kt with gusts to 25 kt. waves 3 ft. 
.mon...nw winds 15 to 20 kt...becoming n 10 to 15 kt after midnight.
waves 2 to 3 ft. 
.tue...n winds 10 to 15 kt...becoming s 5 to 10 kt in the afternoon,
then increasing to 15 to 20 kt. waves 1 to 2 ft.  

$$

fzus51 klwx 170736
cwflwx
expires:202604172200;;510190

coastal waters forecast
national weather service baltimore md/washington dc
336 am edt fri apr 17 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.


anz535-172200-
tidal potomac from key bridge to indian head-
336 am edt fri apr 17 2026

...small craft advisory in effect until 4 am edt early this
morning...

.rest of the overnight...nw winds 10 kt. waves 1 ft. isolated
showers. 
.today...nw winds 5 to 10 kt. gusts up to 20 kt in the late morning
and afternoon. waves 1 ft. 
.tonight...ne winds 5 to 10 kt. gusts up to 20 kt early in the
evening. waves 1 ft or less. 
.sat...se winds 5 to 10 kt. gusts up to 20 kt in the afternoon.
waves 1 ft. 
.sat night...se winds 5 to 10 kt. gusts up to 20 kt in the evening.
waves 1 ft. a chance of showers. 
.sun...nw winds 10 to 15 kt with gusts to 25 kt. waves 1 ft.
showers.
.sun night...nw winds 10 to 15 kt. gusts up to 25 kt in the evening.
waves 1 ft. 
.mon...nw winds 10 to 15 kt...becoming n around 5 kt after midnight.
waves 1 ft. 
.tue...sw winds around 5 kt. waves 1 ft.  

$$

fzus51 klwx 170736
cwflwx
expires:202604172200;;510191

coastal waters forecast
national weather service baltimore md/washington dc
336 am edt fri apr 17 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.


anz536-172200-
tidal potomac from indian head to cobb island-
336 am edt fri apr 17 2026

...small craft advisory in effect until 4 am edt early this
morning...

.rest of the overnight...nw winds 10 kt. waves 1 ft. isolated
showers. 
.today...nw winds 5 to 10 kt. gusts up to 20 kt in the late morning
and afternoon. waves 1 ft. 
.tonight...ne winds 5 to 10 kt. waves 1 ft or less. 
.sat...e winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
waves 1 ft. 
.sat night...se winds 10 to 15 kt. gusts up to 20 kt in the evening.
waves 1 ft. a chance of showers. 
.sun...nw winds 10 to 15 kt with gusts to 25 kt. waves 1 to 2 ft.
showers.
.sun night...nw winds 10 to 15 kt with gusts to 25 kt...becoming w
after midnight. waves 1 ft. 
.mon...nw winds 10 to 15 kt...becoming n around 5 kt after midnight.
waves 1 ft. 
.tue...w winds around 5 kt...becoming s. waves 1 ft.  

$$

fzus51 klwx 170736
cwflwx
expires:202604172200;;510192

coastal waters forecast
national weather service baltimore md/washington dc
336 am edt fri apr 17 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.


anz537-172200-
tidal potomac from cobb island to smith point-
336 am edt fri apr 17 2026

...small craft advisory in effect until 4 am edt early this
morning...

.rest of the overnight...w winds 10 kt. waves 1 ft. scattered
showers. 
.today...nw winds 5 to 10 kt. gusts up to 20 kt in the late morning
and afternoon. waves 1 ft. 
.tonight...ne winds 5 to 10 kt. waves 1 ft or less. 
.sat...e winds 10 to 15 kt. gusts up to 25 kt in the afternoon.
waves 1 to 2 ft. 
.sat night...se winds 10 to 15 kt...becoming s after midnight. gusts
up to 25 kt. waves 2 ft. a chance of showers. 
.sun...nw winds 15 to 20 kt with gusts to 30 kt. waves 2 ft.
showers.
.sun night...nw winds 10 to 15 kt with gusts to 25 kt. waves 2 ft. 
.mon...nw winds 10 to 15 kt...becoming n after midnight. waves 1 to
2 ft. 
.tue...n winds 5 to 10 kt...becoming s 10 to 15 kt. waves 1 ft.  

$$