fzus51 klwx 201828
cwflwx
expires:202608210800;;062297

coastal waters forecast
national weather service baltimore md/washington dc
228 pm edt thu aug 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.


anz530-210800-
chesapeake bay north of pooles island-
228 pm edt thu aug 20 2026

...small craft advisory in effect until 8 pm edt this evening...

.this afternoon...s winds 10 kt with gusts to 20 kt. waves 1 to
2 ft. numerous showers and tstms. 
.tonight...n winds 5 to 10 kt. gusts up to 20 kt early in the
evening. waves 1 ft. scattered showers. patchy fog. vsby 1 to 3 nm. 
.fri...ne winds 5 to 10 kt. waves 1 ft. 
.fri night...e winds 5 kt. waves less than 1 ft. numerous showers. 
.sat...e winds 5 kt. waves less than 1 ft. showers with a chance of
tstms. 
.sat night...se winds around 5 kt. waves 1 ft or less. a chance of
showers and tstms. 
.sun...w winds 5 to 10 kt. waves 1 ft. a chance of showers through
the night. 
.mon...w winds 5 to 10 kt. waves 1 ft.  

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

$$

fzus51 klwx 201828
cwflwx
expires:202608210800;;062298

coastal waters forecast
national weather service baltimore md/washington dc
228 pm edt thu aug 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-
228 pm edt thu aug 20 2026

...small craft advisory in effect until 8 pm edt this evening...

.this afternoon...s winds 10 kt with gusts to 20 kt. waves 1 ft.
numerous showers and tstms. 
.tonight...n winds 10 kt. gusts up to 20 kt in the evening. waves
1 ft. scattered showers. patchy fog. vsby 1 to 3 nm. 
.fri...ne winds 5 to 10 kt. waves 1 ft. 
.fri night...e winds 5 to 10 kt. waves 1 ft. numerous showers. 
.sat...e winds 5 to 10 kt. waves 1 ft. showers with a chance of
tstms. 
.sat night...s winds around 5 kt. waves 1 ft or less. a chance of
showers and tstms. 
.sun...nw winds 5 to 10 kt. waves 1 ft. a chance of showers through
the night. 
.mon...nw winds 5 to 10 kt. waves 1 ft.  

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

$$

fzus51 klwx 201828
cwflwx
expires:202608210800;;062301

coastal waters forecast
national weather service baltimore md/washington dc
228 pm edt thu aug 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-
228 pm edt thu aug 20 2026

...small craft advisory in effect until 8 pm edt this evening...

.this afternoon...s winds 10 kt with gusts to 20 kt. waves 1 to
2 ft. numerous showers and tstms. 
.tonight...n winds 5 to 10 kt. gusts up to 20 kt early in the
evening. waves 1 ft. scattered showers. patchy fog. vsby 1 to 3 nm. 
.fri...ne winds 5 to 10 kt. waves 1 ft. 
.fri night...e winds 5 to 10 kt. waves 1 ft. numerous showers with a
chance of tstms. 
.sat...se winds 5 to 10 kt. waves 1 ft. showers with a chance of
tstms. 
.sat night...sw winds 5 kt. waves less than 1 ft. a chance of
showers and tstms. 
.sun...w winds 5 to 10 kt. waves 1 ft. a chance of showers through
the night. 
.mon...w winds 5 to 10 kt. waves 1 ft.  

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

$$

fzus51 klwx 201828
cwflwx
expires:202608210800;;062303

coastal waters forecast
national weather service baltimore md/washington dc
228 pm edt thu aug 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-
228 pm edt thu aug 20 2026

...small craft advisory in effect until 8 pm edt this evening...

.this afternoon...s winds 10 kt with gusts to 20 kt. waves 1 to
2 ft. numerous showers and scattered tstms. 
.tonight...n winds 5 to 10 kt. gusts up to 20 kt early in the
evening. waves 1 to 2 ft. numerous showers. patchy fog. vsby 1 to
3 nm. 
.fri...ne winds 5 to 10 kt. waves 1 ft. 
.fri night...e winds 5 to 10 kt. waves 1 ft. widespread showers with
a chance of tstms. 
.sat...se winds 5 kt. waves less than 1 ft. showers with a chance of
tstms. 
.sat night...sw winds 5 kt. waves less than 1 ft. a chance of
showers and tstms. 
.sun...w winds 5 to 10 kt. waves 1 ft. a chance of showers through
the night. 
.mon...w winds 5 to 10 kt. waves 1 ft.  

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

$$