fzus51 klwx 300257
cwflwx
expires:202607300800;;309940

coastal waters forecast
national weather service baltimore md/washington dc
1057 pm edt wed jul 29 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.


anz531-300800-
chesapeake bay from pooles island to sandy point-
1057 pm edt wed jul 29 2026

...small craft advisory in effect through thursday afternoon...

.rest of tonight...nw winds 15 kt with gusts to 20 kt. waves 2 ft. 
.thu...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.thu night...n winds 5 to 10 kt. waves 1 to 2 ft. 
.fri...nw winds around 5 kt. waves 1 ft or less. 
.fri night...s winds around 5 kt. waves flat. 
.sat...s winds 5 to 10 kt. waves 1 ft. 
.sat night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.sun...s winds 5 to 10 kt. waves 1 to 2 ft. a chance of showers
through the day. showers likely with a chance of tstms through the
night. 
.mon...n winds around 5 kt. waves 1 ft or less. a chance of showers.
a chance of tstms through the night.  

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

$$

fzus51 klwx 300257
cwflwx
expires:202607300800;;309943

coastal waters forecast
national weather service baltimore md/washington dc
1057 pm edt wed jul 29 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.


anz532-300800-
chesapeake bay from sandy point to north beach-
1057 pm edt wed jul 29 2026

...small craft advisory in effect through thursday afternoon...

.rest of tonight...nw winds 15 kt with gusts to 20 kt. waves 2 ft. 
.thu...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.thu night...nw winds 5 to 10 kt. waves 1 ft. 
.fri...n winds 5 kt. waves less than 1 ft. 
.fri night...s winds 5 to 10 kt. waves 1 ft. 
.sat...s winds 5 kt...increasing to 10 to 15 kt with gusts to 20 kt
in the afternoon. waves 1 to 2 ft. 
.sat night...s winds 10 to 15 kt with gusts to 20 kt. waves 3 ft. 
.sun...s winds 10 to 15 kt. waves 1 to 2 ft...building to 3 ft in
the evening, then subsiding to 1 ft after midnight. a chance of
showers in the afternoon. showers likely through the night. 
.mon...w winds 5 kt. waves less than 1 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 300257
cwflwx
expires:202607300800;;309945

coastal waters forecast
national weather service baltimore md/washington dc
1057 pm edt wed jul 29 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.


anz533-300800-
chesapeake bay from north beach to drum point-
1057 pm edt wed jul 29 2026

...small craft advisory in effect through thursday afternoon...

.rest of tonight...nw winds 15 kt with gusts to 20 kt. waves 2 ft. 
.thu...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.thu night...nw winds 5 to 10 kt. waves 1 to 2 ft. 
.fri...n winds 5 kt. waves less than 1 ft. 
.fri night...s winds 5 to 10 kt. waves 1 ft. 
.sat...s winds 5 kt...increasing to 10 to 15 kt with gusts to 20 kt
in the afternoon. waves 1 to 2 ft. 
.sat night...s winds 15 to 20 kt. waves 2 to 3 ft. 
.sun...s winds 10 to 15 kt. waves 1 ft...building to 3 ft in the
afternoon and evening, then subsiding to 1 ft after midnight. a
chance of showers in the afternoon. showers likely through the
night. 
.mon...w winds 5 kt. waves less than 1 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 300257
cwflwx
expires:202607300800;;309948

coastal waters forecast
national weather service baltimore md/washington dc
1057 pm edt wed jul 29 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.


anz534-300800-
chesapeake bay from drum point to smith point-
1057 pm edt wed jul 29 2026

...small craft advisory in effect through thursday afternoon...

.rest of tonight...nw winds 15 kt with gusts to 20 kt. waves 2 to
3 ft. 
.thu...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.thu night...nw winds 5 to 10 kt. waves 1 ft. 
.fri...n winds 5 to 10 kt. waves 1 ft. 
.fri night...s winds 5 to 10 kt. waves 1 ft. 
.sat...s winds 5 kt...increasing to 10 to 15 kt with gusts to 20 kt
in the afternoon. waves 1 to 2 ft. 
.sat night...s winds 10 to 15 kt with gusts to 20 kt. waves 3 ft. 
.sun...s winds 10 to 15 kt. waves 2 ft. a chance of showers in the
afternoon. showers likely through the night. 
.mon...sw 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.

$$

fzus51 klwx 300257
cwflwx
expires:202607300800;;309936

coastal waters forecast
national weather service baltimore md/washington dc
1057 pm edt wed jul 29 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.


anz535-300800-
tidal potomac from key bridge to indian head-
1057 pm edt wed jul 29 2026

...small craft advisory in effect from 8 am edt thursday through
thursday afternoon...

.rest of tonight...nw winds 10 kt. waves 1 ft. 
.thu...nw winds 5 to 10 kt with gusts to 20 kt. waves 1 ft. 
.thu night...nw winds 5 to 10 kt. waves 1 ft. 
.fri...nw winds around 5 kt. waves 1 ft. 
.fri night...s winds around 5 kt. waves 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. waves 1 ft. a chance of showers through
the day. a chance of tstms in the afternoon, then showers likely
through the night. 
.mon...n winds around 5 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.

$$

fzus51 klwx 300257
cwflwx
expires:202607300800;;309937

coastal waters forecast
national weather service baltimore md/washington dc
1057 pm edt wed jul 29 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.


anz536-300800-
tidal potomac from indian head to cobb island-
1057 pm edt wed jul 29 2026

.rest of tonight...nw winds 10 kt. waves 1 ft. 
.thu...nw winds 10 kt. waves 1 ft. 
.thu night...nw winds 5 to 10 kt. waves 1 ft. 
.fri...nw winds around 5 kt. waves 1 ft. 
.fri night...s winds around 5 kt. waves 1 ft. 
.sat...s winds 5 to 10 kt. waves 1 ft. 
.sat night...s winds 5 to 10 kt. waves 1 ft. 
.sun...s winds 5 to 10 kt. waves 1 ft. a chance of showers through
the day. showers likely through the night. 
.mon...nw winds around 5 kt. waves 1 ft or less. 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 300257
cwflwx
expires:202607300800;;309938

coastal waters forecast
national weather service baltimore md/washington dc
1057 pm edt wed jul 29 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.


anz537-300800-
tidal potomac from cobb island to smith point-
1057 pm edt wed jul 29 2026

...small craft advisory in effect through thursday afternoon...

.rest of tonight...nw winds 10 to 15 kt with gusts to 20 kt. waves
2 ft. 
.thu...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.thu night...nw winds 5 to 10 kt. waves 1 ft. 
.fri...n winds around 5 kt. waves 1 ft or less. 
.fri night...s winds 5 to 10 kt. waves 1 ft. 
.sat...s winds around 5 kt...becoming se 10 to 15 kt with gusts to
20 kt in the afternoon. waves 1 to 2 ft. 
.sat night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.sun...s winds 10 to 15 kt. waves 1 to 2 ft. a chance of showers. 
.mon...sw winds 5 kt. waves less than 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.

$$