fzus51 klwx 210258
cwflwx
expires:202605210800;;377583

coastal waters forecast
national weather service baltimore md/washington dc
1058 pm edt wed may 20 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.


anz531-210800-
chesapeake bay from pooles island to sandy point-
1058 pm edt wed may 20 2026

...small craft advisory in effect from 7 am edt thursday through
thursday afternoon...

.rest of tonight...n winds 5 to 10 kt. waves 1 ft. showers. a chance
of tstms late this evening, then a slight chance of tstms. 
.thu...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. showers
likely. 
.thu night...ne winds 10 kt with gusts to 20 kt. waves 1 ft. a
chance of showers. 
.fri...e winds 10 to 15 kt with gusts to 25 kt. waves 2 ft. showers.
.fri night...e winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
showers.
.sat...e winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. showers.
.sat night...ne winds 10 to 15 kt. gusts up to 20 kt in the evening.
waves 1 to 2 ft. showers.
.sun...ne winds 5 kt. waves less than 1 ft. showers in the morning.
a chance of showers. 
.mon...sw winds around 5 kt. waves flat. a chance of showers.  

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

$$

fzus51 klwx 210258
cwflwx
expires:202605210800;;377586

coastal waters forecast
national weather service baltimore md/washington dc
1058 pm edt wed may 20 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.


anz532-210800-
chesapeake bay from sandy point to north beach-
1058 pm edt wed may 20 2026

...small craft advisory in effect from 7 am edt thursday through
thursday afternoon...

.rest of tonight...n winds 5 to 10 kt. waves 1 ft. showers likely. a
chance of tstms late this evening, then a slight chance of tstms. 
.thu...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. a
chance of showers. 
.thu night...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. a
chance of showers. 
.fri...e winds 15 kt with gusts to 25 kt. waves 2 ft. showers.
.fri night...e winds 10 to 15 kt with gusts to 25 kt. waves 2 ft.
showers.
.sat...e winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. showers.
.sat night...e winds 5 to 10 kt. waves 1 to 2 ft. showers.
.sun...ne winds 5 to 10 kt. waves 1 ft. showers in the morning. a
chance of showers. 
.mon...s winds around 5 kt. waves 1 ft or less. a chance of showers.
 

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

$$

fzus51 klwx 210258
cwflwx
expires:202605210800;;377588

coastal waters forecast
national weather service baltimore md/washington dc
1058 pm edt wed may 20 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.


anz533-210800-
chesapeake bay from north beach to drum point-
1058 pm edt wed may 20 2026

...small craft advisory in effect until 11 pm edt this evening...
...small craft advisory in effect from 7 am edt thursday through
thursday afternoon...

.rest of tonight...ne winds 10 kt. waves 1 ft. a chance of showers.
a chance of tstms late this evening, then a slight chance of tstms. 
.thu...ne winds 10 to 15 kt with gusts to 20 kt. waves 3 ft. a
chance of showers. 
.thu night...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
showers likely. 
.fri...ne winds 15 kt with gusts to 25 kt. waves 2 ft. showers.
.fri night...e winds 10 to 15 kt with gusts to 25 kt. waves 2 ft.
showers.
.sat...e winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. showers
likely. 
.sat night...e winds 5 to 10 kt. waves 1 to 2 ft. showers.
.sun...ne winds 5 kt. waves less than 1 ft. showers likely, mainly
in the morning. 
.mon...s winds around 5 kt. waves 1 ft or less. a chance of showers.
 

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

$$

fzus51 klwx 210258
cwflwx
expires:202605210800;;377591

coastal waters forecast
national weather service baltimore md/washington dc
1058 pm edt wed may 20 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.


anz534-210800-
chesapeake bay from drum point to smith point-
1058 pm edt wed may 20 2026

...small craft advisory in effect until 11 pm edt this evening...
...small craft advisory in effect from 7 am edt thursday through
late thursday night...

.rest of tonight...ne winds 10 kt...becoming n late. waves 1 to
2 ft. a chance of showers with a slight chance of tstms late this
evening, then a slight chance of showers and tstms. 
.thu...ne winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft. a
chance of showers. 
.thu night...ne winds 15 kt with gusts to 20 kt. waves 2 ft. showers
likely. 
.fri...ne winds 15 to 20 kt with gusts to 25 kt. waves 3 ft.
showers.
.fri night...ne winds 15 to 20 kt with gusts to 25 kt. waves 3 ft.
showers.
.sat...e winds 10 to 15 kt with gusts to 20 kt. waves 2 to 3 ft.
showers likely. 
.sat night...e winds 5 to 10 kt. waves 1 ft. showers with a chance
of tstms. 
.sun...ne winds 5 to 10 kt. waves 1 ft. showers likely, mainly in
the morning. 
.mon...s winds 5 to 10 kt. waves 1 ft. a chance of showers through
the night. showers likely after midnight.  

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

$$

fzus51 klwx 210258
cwflwx
expires:202605210800;;377579

coastal waters forecast
national weather service baltimore md/washington dc
1058 pm edt wed may 20 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.


anz535-210800-
tidal potomac from key bridge to indian head-
1058 pm edt wed may 20 2026

.rest of tonight...n winds 5 kt. waves less than 1 ft. showers. a
chance of tstms late this evening, then a slight chance of tstms. 
.thu...ne winds 5 to 10 kt with gusts to 20 kt. waves 1 ft. a chance
of showers. 
.thu night...ne winds 5 to 10 kt. waves 1 ft. showers likely. 
.fri...ne winds 5 to 10 kt. waves 1 ft. showers.
.fri night...e winds 5 to 10 kt. waves 1 ft. showers.
.sat...e winds 5 to 10 kt. waves 1 ft. showers.
.sat night...ne winds 5 to 10 kt. waves 1 ft. showers.
.sun...e winds around 5 kt. waves 1 ft. showers likely, mainly in
the morning. 
.mon...s winds around 5 kt. waves 1 ft or less. a chance of showers.
 

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

$$

fzus51 klwx 210258
cwflwx
expires:202605210800;;377580

coastal waters forecast
national weather service baltimore md/washington dc
1058 pm edt wed may 20 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.


anz536-210800-
tidal potomac from indian head to cobb island-
1058 pm edt wed may 20 2026

.rest of tonight...n winds 5 kt. waves less than 1 ft. showers
likely with a chance of tstms late this evening, then a chance of
showers with a slight chance of tstms. 
.thu...ne winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.thu night...ne winds 5 to 10 kt. waves 1 ft. showers likely. 
.fri...ne winds 10 kt with gusts to 20 kt. waves 1 ft. showers.
.fri night...ne winds 5 to 10 kt with gusts to 20 kt. waves 1 ft.
showers.
.sat...e winds 5 to 10 kt. waves 1 ft. showers.
.sat night...ne winds 5 to 10 kt. waves 1 ft. showers.
.sun...ne winds around 5 kt. waves 1 ft. a chance of showers. 
.mon...s winds around 5 kt. waves 1 ft or less. a chance of tstms
through the night. a chance of showers.  

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

$$

fzus51 klwx 210258
cwflwx
expires:202605210800;;377581

coastal waters forecast
national weather service baltimore md/washington dc
1058 pm edt wed may 20 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.


anz537-210800-
tidal potomac from cobb island to smith point-
1058 pm edt wed may 20 2026

...small craft advisory in effect until 11 pm edt this evening...
...small craft advisory in effect from 7 am edt thursday through
late thursday night...

.rest of tonight...ne winds 5 to 10 kt. waves 1 ft. a chance of
showers with a slight chance of tstms late this evening, then a
slight chance of showers and tstms. 
.thu...ne winds 10 to 15 kt. gusts up to 20 kt in the late morning
and afternoon. waves 1 to 2 ft. a chance of showers. 
.thu night...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
showers likely. 
.fri...ne winds 10 to 15 kt with gusts to 25 kt. waves 3 ft.
showers.
.fri night...ne winds 10 to 15 kt with gusts to 25 kt. waves 3 ft.
showers.
.sat...e winds 10 to 15 kt with gusts to 20 kt. waves 3 ft...
subsiding to 1 ft in the afternoon. showers likely. 
.sat night...e winds 5 to 10 kt. waves 1 ft. showers with a chance
of tstms. 
.sun...ne winds 5 kt. waves less than 1 ft. a chance of showers. 
.mon...s winds around 5 kt. waves 1 ft or less. showers likely
through the night. a chance of showers after midnight.  

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

$$