fzus51 klwx 122058
cwflwx
expires:202608130800;;077353

coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt wed aug 12 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.


anz535-130800-
tidal potomac from key bridge to indian head-
457 pm edt wed aug 12 2026

.rest of this afternoon...w winds 5 kt. waves less than 1 ft. 
.tonight...sw winds around 5 kt. waves 1 ft. a chance of showers. 
.thu...nw winds around 5 kt. waves 1 ft. 
.thu night...nw winds around 5 kt. waves 1 ft. 
.fri...n winds around 5 kt. waves 1 ft. showers likely. 
.fri night...n winds around 5 kt. waves 1 ft. a chance of showers. 
.sat...e winds around 5 kt. waves 1 ft. 
.sun...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 122058
cwflwx
expires:202608130800;;077354

coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt wed aug 12 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.


anz536-130800-
tidal potomac from indian head to cobb island-
457 pm edt wed aug 12 2026

.rest of this afternoon...w winds 5 kt. waves less than 1 ft. 
.tonight...sw winds around 5 kt. waves 1 ft. a chance of showers. 
.thu...nw winds around 5 kt. waves 1 ft. 
.thu night...nw winds around 5 kt. waves 1 ft. 
.fri...n winds around 5 kt. waves 1 ft. showers likely. 
.fri night...n winds around 5 kt. waves 1 ft. a chance of showers. 
.sat...e winds around 5 kt. waves 1 ft. a chance of showers in the
morning. 
.sun...s winds 5 to 10 kt. waves 1 ft. a chance of showers through
the night.  

$$

fzus51 klwx 122058
cwflwx
expires:202608130800;;077355

coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt wed aug 12 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.


anz537-130800-
tidal potomac from cobb island to smith point-
457 pm edt wed aug 12 2026

.rest of this afternoon...nw winds 5 kt. waves flat. 
.tonight...nw winds 5 kt...becoming s in the late evening and
overnight. waves 1 ft or less. 
.thu...nw winds 5 kt. waves less than 1 ft. 
.thu night...nw winds around 5 kt. waves flat. 
.fri...n winds 5 kt. waves less than 1 ft. a chance of showers. 
.fri night...ne winds 5 kt. waves less than 1 ft. a chance of
showers. 
.sat...ne winds 5 kt...becoming se. waves 1 ft. a chance of showers
in the morning. 
.sun...s winds 10 to 15 kt...becoming sw after midnight. waves 1 to
2 ft. a chance of showers.  

$$

fzus51 klwx 121827
cwflwx
expires:202608130800;;070024

coastal waters forecast
national weather service baltimore md/washington dc
227 pm edt wed aug 12 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.


anz531-130800-
chesapeake bay from pooles island to sandy point-
227 pm edt wed aug 12 2026

.this afternoon...n winds 5 kt. waves flat. 
.tonight...sw winds 5 to 10 kt. waves 1 ft. a chance of showers and
tstms. 
.thu...nw winds 5 kt. waves less than 1 ft. 
.thu night...nw winds around 5 kt. waves 1 ft. 
.fri...ne winds 5 kt. waves less than 1 ft. a chance of showers. 
.fri night...n winds 5 to 10 kt. waves 1 ft or less. a chance of
showers. 
.sat...ne winds 5 to 10 kt...becoming se. waves 1 ft. 
.sun...s winds 10 to 15 kt...becoming sw after midnight. 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 121827
cwflwx
expires:202608130800;;070032

coastal waters forecast
national weather service baltimore md/washington dc
227 pm edt wed aug 12 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.


anz534-130800-
chesapeake bay from drum point to smith point-
227 pm edt wed aug 12 2026

.this afternoon...nw winds 5 kt. waves less than 1 ft. 
.tonight...w winds 5 kt...becoming s in the late evening and
overnight. waves 1 ft. 
.thu...w winds 5 to 10 kt. waves 1 ft. 
.thu night...w winds 5 kt. waves less than 1 ft. 
.fri...n winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.fri night...ne winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.sat...ne winds 5 to 10 kt...becoming se. waves 1 ft. 
.sun...s winds 10 to 15 kt...becoming sw after midnight. waves 1 to
2 ft...building to 3 ft. a chance of showers through the night.  

$$

fzus51 klwx 121827
cwflwx
expires:202608130800;;070027

coastal waters forecast
national weather service baltimore md/washington dc
227 pm edt wed aug 12 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.


anz532-130800-
chesapeake bay from sandy point to north beach-
227 pm edt wed aug 12 2026

.this afternoon...n winds 5 kt. waves less than 1 ft. 
.tonight...sw winds 5 to 10 kt. waves 1 ft. a chance of showers and
tstms. 
.thu...nw winds 5 kt. waves less than 1 ft. 
.thu night...nw winds 5 kt. waves less than 1 ft. 
.fri...ne winds 5 kt. waves less than 1 ft. showers likely. 
.fri night...n winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.sat...ne winds 5 to 10 kt...becoming se. waves 1 ft. 
.sun...s winds 10 to 15 kt...becoming sw after midnight. 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 121827
cwflwx
expires:202608130800;;070029

coastal waters forecast
national weather service baltimore md/washington dc
227 pm edt wed aug 12 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.


anz533-130800-
chesapeake bay from north beach to drum point-
227 pm edt wed aug 12 2026

.this afternoon...n winds 5 kt. waves less than 1 ft. 
.tonight...sw winds 5 to 10 kt. waves 1 ft. 
.thu...nw winds 5 to 10 kt. waves 1 ft. 
.thu night...nw winds around 5 kt. waves 1 ft or less. 
.fri...n winds 5 kt. waves less than 1 ft. showers likely.
.fri night...ne winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.sat...ne winds 5 to 10 kt...becoming s after midnight. waves 1 ft. 
.sun...s winds 10 to 15 kt...becoming sw after midnight. waves 1 to
2 ft. a chance of showers.  

$$