fzus51 klwx 162021
cwflwx
expires:202608170800;;308659

coastal waters forecast
national weather service baltimore md/washington dc
420 pm edt sun aug 16 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.


anz530-170800-
chesapeake bay north of pooles island-
420 pm edt sun aug 16 2026

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

.rest of this afternoon...s winds 10 kt with gusts to 20 kt. waves
1 ft. showers with a chance of tstms. 
.tonight...s winds 10 to 15 kt...becoming sw 5 to 10 kt late. gusts
up to 20 kt. waves 1 ft. showers with a chance of tstms. 
.mon...w winds 5 to 10 kt. waves 1 ft. 
.mon night...nw winds 5 to 10 kt. waves 1 ft or less. 
.tue...nw winds 5 to 10 kt. waves 1 ft. 
.tue night...nw winds around 5 kt. waves 1 ft or less.
.wed...w winds around 5 kt. waves 1 ft or less. a chance of showers
and tstms after midnight. 
.thu...n winds 5 to 10 kt. waves 1 ft. a chance of tstms. a chance
of showers.  

winds and waves higher and visibilities lower in and near tstms.

$$

fzus51 klwx 162021
cwflwx
expires:202608170800;;308660

coastal waters forecast
national weather service baltimore md/washington dc
420 pm edt sun aug 16 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.


anz531-170800-
chesapeake bay from pooles island to sandy point-
420 pm edt sun aug 16 2026

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

.rest of this afternoon...s winds 15 kt with gusts to 25 kt. waves
2 ft. showers with a chance of tstms. 
.tonight...s winds 15 to 20 kt with gusts to 25 kt... becoming sw
10 kt late. waves 2 to 3 ft. showers with a chance of tstms. 
.mon...w winds 5 to 10 kt. waves 1 ft. a chance of showers and
tstms. 
.mon night...nw winds 5 to 10 kt. waves 1 ft. 
.tue...n winds 5 to 10 kt. waves 1 ft. 
.tue night...nw winds around 5 kt. waves 1 ft or less.
.wed...sw winds around 5 kt. waves 1 ft or less. 
.thu...n winds 5 to 10 kt. waves 1 ft. a chance of showers.  

winds and waves higher and visibilities lower in and near tstms.

$$

fzus51 klwx 162021
cwflwx
expires:202608170800;;308663

coastal waters forecast
national weather service baltimore md/washington dc
420 pm edt sun aug 16 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.


anz532-170800-
chesapeake bay from sandy point to north beach-
420 pm edt sun aug 16 2026

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

.rest of this afternoon...s winds 20 kt with gusts to 25 kt. waves
3 ft. numerous showers with a chance of tstms. 
.tonight...s winds 15 to 20 kt...becoming sw 10 to 15 kt after
midnight. gusts up to 25 kt. waves 3 ft. showers with a chance of
tstms. 
.mon...w winds 5 to 10 kt. waves 1 to 2 ft. a chance of showers and
tstms. 
.mon night...nw winds 5 to 10 kt. waves 1 ft. 
.tue...n winds 5 to 10 kt. waves 1 ft. 
.tue night...nw winds 5 kt. waves less than 1 ft. 
.wed...w winds 5 kt...becoming sw. waves 1 ft or less. a chance of
showers through the night. 
.thu...n winds 5 to 10 kt. waves 1 ft. a chance of showers in the
morning, then showers likely with a chance of tstms through the
night. a chance of showers after midnight. 

winds and waves higher and visibilities lower in and near tstms.

$$

fzus51 klwx 162021
cwflwx
expires:202608170800;;308665

coastal waters forecast
national weather service baltimore md/washington dc
420 pm edt sun aug 16 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.


anz533-170800-
chesapeake bay from north beach to drum point-
420 pm edt sun aug 16 2026

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

.rest of this afternoon...s winds 20 kt with gusts to 25 kt. waves
3 ft. scattered showers with a chance of tstms. 
.tonight...s winds 15 to 20 kt...becoming sw 10 to 15 kt after
midnight. gusts up to 25 kt. waves 4 ft... subsiding to 2 ft after
midnight. showers with a chance of tstms. 
.mon...w winds 10 to 15 kt with gusts to 20 kt... becoming nw 5 kt
in the afternoon. waves 1 to 2 ft. a chance of showers and tstms. 
.mon night...nw winds 5 to 10 kt. waves 1 ft or less. 
.tue...n winds 5 to 10 kt. waves 1 ft. 
.tue night...nw winds 5 kt. waves less than 1 ft. 
.wed...nw winds 5 kt...becoming sw. waves 1 ft. 
.thu...nw winds 5 to 10 kt...becoming ne 10 to 15 kt. waves 1 ft.
showers likely with a chance of tstms through the night. a chance of
showers after midnight.  

winds and waves higher and visibilities lower in and near tstms.

$$