fzus51 klwx 312358
cwflwx
expires:202608010800;;414536

coastal waters forecast
national weather service baltimore md/washington dc
758 pm edt fri jul 31 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.


anz531-010800-
chesapeake bay from pooles island to sandy point-
758 pm edt fri jul 31 2026

...small craft advisory in effect from saturday afternoon through
late saturday night...

.tonight...s winds 5 kt. waves less than 1 ft. 
.sat...s winds 5 to 10 kt. gusts up to 20 kt in the afternoon. waves
1 to 2 ft. 
.sat night...s winds 15 to 20 kt with gusts to 25 kt. waves 2 ft. 
.sun...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.sun night...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft. showers with a chance of tstms. 
.mon...s winds 10 kt. waves 1 to 2 ft. showers with a chance of
tstms. 
.mon night...sw winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.tue...s winds 5 to 10 kt. waves 1 ft. a chance of showers. a chance
of tstms through the night. 
.wed...s winds 5 to 10 kt. waves 1 ft. a chance of showers and
tstms.  

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

$$

fzus51 klwx 312358
cwflwx
expires:202608010800;;414539

coastal waters forecast
national weather service baltimore md/washington dc
758 pm edt fri jul 31 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.


anz532-010800-
chesapeake bay from sandy point to north beach-
758 pm edt fri jul 31 2026

...small craft advisory in effect from saturday afternoon through
late saturday night...

.tonight...s winds 5 kt. waves less than 1 ft. 
.sat...s winds 10 to 15 kt with gusts to 25 kt. waves 1 ft...
building to 3 ft in the afternoon. 
.sat night...s winds 15 to 20 kt with gusts to 25 kt. waves 3 ft. 
.sun...s winds 10 to 15 kt. gusts up to 25 kt in the afternoon.
waves 2 to 3 ft. 
.sun night...s winds 10 to 15 kt. gusts up to 25 kt in the evening.
waves 2 to 3 ft. showers with a chance of tstms. 
.mon...s winds 10 kt. waves 2 ft. showers with a chance of tstms. 
.mon night...sw winds 5 to 10 kt. waves 1 to 2 ft. a chance of
showers. 
.tue...s winds 5 to 10 kt. waves 1 ft. a chance of tstms through the
night. a chance of showers. 
.wed...s winds 5 to 10 kt. waves 1 to 2 ft. a chance of tstms
through the night. a chance of showers.  

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

$$

fzus51 klwx 312358
cwflwx
expires:202608010800;;414541

coastal waters forecast
national weather service baltimore md/washington dc
758 pm edt fri jul 31 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.


anz533-010800-
chesapeake bay from north beach to drum point-
758 pm edt fri jul 31 2026

...small craft advisory in effect from saturday afternoon through
late saturday night...

.tonight...s winds 5 to 10 kt. waves 1 ft or less. 
.sat...s winds 10 to 15 kt...becoming se 15 to 20 kt with gusts to
25 kt late. waves 1 ft...building to 3 ft in the afternoon. 
.sat night...s winds 15 to 20 kt with gusts to 25 kt. waves 3 ft. 
.sun...s winds 15 to 20 kt. gusts up to 25 kt in the afternoon.
waves 2 to 3 ft. a chance of showers. 
.sun night...s winds 15 to 20 kt. gusts up to 25 kt in the evening.
waves 2 to 3 ft. showers with a chance of tstms. 
.mon...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. showers
with a chance of tstms. 
.mon night...sw winds 10 to 15 kt. gusts up to 20 kt in the evening.
waves 1 to 2 ft. a chance of showers. 
.tue...s winds 5 to 10 kt. waves 1 ft. a chance of showers. a chance
of tstms through the night. 
.wed...s winds 5 kt...increasing to 10 to 15 kt. waves 1 to 2 ft. a
chance of tstms through the night. a chance of showers.  

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

$$

fzus51 klwx 312358
cwflwx
expires:202608010800;;414544

coastal waters forecast
national weather service baltimore md/washington dc
758 pm edt fri jul 31 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.


anz534-010800-
chesapeake bay from drum point to smith point-
758 pm edt fri jul 31 2026

...small craft advisory in effect from saturday afternoon through
late saturday night...

.tonight...s winds 5 to 10 kt. waves 1 ft or less. 
.sat...s winds 10 to 15 kt with gusts to 20 kt. waves 1 ft...
building to 3 ft in the afternoon. 
.sat night...s winds 15 to 20 kt with gusts to 25 kt. waves 3 ft. 
.sun...s winds 15 to 20 kt with gusts to 25 kt. waves 2 to 3 ft. a
chance of showers. 
.sun night...s winds 10 to 15 kt with gusts to 25 kt. waves 3 ft.
showers with a chance of tstms. 
.mon...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. showers
with a chance of tstms. 
.mon night...sw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. a
chance of showers and tstms. 
.tue...s winds 5 to 10 kt. waves 1 to 2 ft. a chance of showers. a
chance of tstms through the night. 
.wed...s winds 10 to 15 kt. waves 1 to 2 ft. a chance of showers. a
chance of tstms through the night.  

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

$$

fzus51 klwx 312358
cwflwx
expires:202608010800;;414532

coastal waters forecast
national weather service baltimore md/washington dc
758 pm edt fri jul 31 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.


anz535-010800-
tidal potomac from key bridge to indian head-
758 pm edt fri jul 31 2026

...small craft advisory in effect from saturday afternoon through
saturday evening...

.tonight...s winds 5 kt. waves less than 1 ft. 
.sat...s winds 5 to 10 kt. gusts up to 20 kt in the afternoon. waves
1 ft. 
.sat night...s winds 5 to 10 kt with gusts to 20 kt. waves 1 ft. 
.sun...s winds 5 to 10 kt with gusts to 20 kt. waves 1 ft. a chance
of showers. 
.sun night...s winds 5 to 10 kt. gusts up to 20 kt in the evening.
waves 1 ft. showers with a chance of tstms. 
.mon...s winds 5 to 10 kt. waves 1 ft. showers with a chance of
tstms. 
.mon night...sw winds around 5 kt. waves 1 ft. a chance of showers. 
.tue...s winds around 5 kt. waves 1 ft. showers likely with a chance
of tstms through the night. a chance of showers after midnight. 
.wed...s winds around 5 kt. waves 1 ft. a chance of showers and
tstms through the night. a chance of showers after midnight.  

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

$$

fzus51 klwx 312358
cwflwx
expires:202608010800;;414533

coastal waters forecast
national weather service baltimore md/washington dc
758 pm edt fri jul 31 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.


anz536-010800-
tidal potomac from indian head to cobb island-
758 pm edt fri jul 31 2026

...small craft advisory in effect from saturday afternoon through
saturday evening...

.tonight...s winds 5 kt. waves less than 1 ft. 
.sat...s winds 5 to 10 kt. waves 1 ft. 
.sat night...se winds 10 to 15 kt with gusts to 20 kt. waves 1 ft. 
.sun...s winds 10 to 15 kt with gusts to 20 kt. waves 1 ft. a chance
of showers. 
.sun night...s winds 10 to 15 kt. gusts up to 20 kt in the evening.
waves 1 ft. showers with a chance of tstms. 
.mon...s winds 5 to 10 kt. waves 1 ft. showers with a chance of
tstms. 
.mon night...s winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.tue...s winds around 5 kt. waves 1 ft. showers likely with a chance
of tstms through the night. a chance of showers after midnight. 
.wed...s winds around 5 kt. waves 1 ft. a chance of tstms through
the night. a chance of showers.  

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

$$

fzus51 klwx 312358
cwflwx
expires:202608010800;;414534

coastal waters forecast
national weather service baltimore md/washington dc
758 pm edt fri jul 31 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.


anz537-010800-
tidal potomac from cobb island to smith point-
758 pm edt fri jul 31 2026

...small craft advisory in effect from saturday afternoon through
late saturday night...

.tonight...s winds 5 to 10 kt. waves 1 ft or less. 
.sat...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft. 
.sat night...s winds 15 to 20 kt with gusts to 25 kt...diminishing
to 5 to 10 kt late. waves 2 ft. 
.sun...s winds 5 to 10 kt...becoming se 15 to 20 kt in the
afternoon. waves 1 ft...building to 3 ft in the afternoon. a chance
of showers. 
.sun night...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft. showers with a chance of tstms. 
.mon...s winds 10 kt. waves 1 ft. showers with a chance of tstms. 
.mon night...sw winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.tue...s winds 5 to 10 kt. waves 1 ft. showers likely with a chance
of tstms through the night. 
.wed...s winds 5 to 10 kt. waves 1 ft. a chance of showers. a chance
of tstms through the night.  

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

$$