fzus51 klwx 220257
cwflwx
expires:202608220800;;142211

coastal waters forecast
national weather service baltimore md/washington dc
1057 pm edt fri aug 21 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.


anz531-220800-
chesapeake bay from pooles island to sandy point-
1057 pm edt fri aug 21 2026

.rest of tonight...se winds 5 kt. waves flat. a chance of showers. 
.sat...e winds 5 to 10 kt. waves 1 ft. showers with a chance of
tstms. 
.sat night...se winds 5 to 10 kt. waves 1 ft. showers likely with a
chance of tstms. 
.sun...w winds 5 to 10 kt. waves 1 ft. 
.sun night...nw winds 5 to 10 kt. waves 1 ft. 
.mon...w winds 5 to 10 kt. waves 1 ft. 
.mon night...nw winds 5 to 10 kt. waves 1 ft. 
.tue...nw winds 5 to 10 kt...becoming sw. waves 1 ft or less. 
.wed...s winds 5 to 10 kt. waves 1 ft or less. a chance of showers
through the night.  

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

$$

fzus51 klwx 220257
cwflwx
expires:202608220800;;142214

coastal waters forecast
national weather service baltimore md/washington dc
1057 pm edt fri aug 21 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.


anz532-220800-
chesapeake bay from sandy point to north beach-
1057 pm edt fri aug 21 2026

.rest of tonight...se winds 5 kt. waves less than 1 ft. showers
likely. 
.sat...e winds 5 to 10 kt. waves 1 ft. showers with a chance of
tstms. 
.sat night...se winds 5 to 10 kt...becoming sw late. waves 1 ft. a
chance of showers and tstms. 
.sun...w winds 5 to 10 kt. waves 1 ft. 
.sun night...nw winds 5 to 10 kt. waves 1 ft. 
.mon...w winds 5 to 10 kt. waves 1 ft. 
.mon night...nw winds 5 to 10 kt. waves 1 ft. 
.tue...nw winds 5 to 10 kt...becoming s. waves 1 ft. 
.wed...s winds 5 to 10 kt. waves 1 to 2 ft. a chance of showers
through the night.  

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

$$

fzus51 klwx 220257
cwflwx
expires:202608220800;;142216

coastal waters forecast
national weather service baltimore md/washington dc
1057 pm edt fri aug 21 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.


anz533-220800-
chesapeake bay from north beach to drum point-
1057 pm edt fri aug 21 2026

.rest of tonight...se winds 5 kt. waves less than 1 ft. a chance of
showers late this evening, then showers with a slight chance of
tstms. 
.sat...e winds 5 to 10 kt. waves 1 ft. showers with a chance of
tstms. 
.sat night...se winds 5 kt. waves less than 1 ft. a chance of
showers and tstms. 
.sun...w winds 5 to 10 kt. waves 1 ft. 
.sun night...nw winds 5 to 10 kt. waves 1 ft. 
.mon...nw winds 5 to 10 kt. waves 1 ft. 
.mon night...nw winds 5 to 10 kt. waves 1 ft. 
.tue...nw winds 5 to 10 kt...becoming s. waves 1 ft. 
.wed...s winds 5 kt...increasing to 10 to 15 kt. waves 1 to 2 ft. a
chance of showers through the night.  

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

$$

fzus51 klwx 220257
cwflwx
expires:202608220800;;142219

coastal waters forecast
national weather service baltimore md/washington dc
1057 pm edt fri aug 21 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.


anz534-220800-
chesapeake bay from drum point to smith point-
1057 pm edt fri aug 21 2026

.rest of tonight...se winds 5 to 10 kt. waves 1 ft. a slight chance
of showers late this evening, then showers with a slight chance of
tstms. 
.sat...e winds 5 to 10 kt. waves 2 ft. showers with a chance of
tstms. 
.sat night...se winds 5 to 10 kt...becoming w late. waves 1 ft.
showers likely with a chance of tstms. 
.sun...w winds 5 to 10 kt. waves 1 ft. 
.sun night...nw winds 5 to 10 kt. waves 1 ft. 
.mon...nw winds 5 to 10 kt. waves 1 ft. 
.mon night...nw winds 5 to 10 kt. waves 1 ft. 
.tue...n winds 5 to 10 kt...becoming se. waves 1 ft. 
.wed...s winds 10 to 15 kt. waves 1 to 2 ft. a chance of showers
through the night.  

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

$$

fzus51 klwx 220257
cwflwx
expires:202608220800;;142207

coastal waters forecast
national weather service baltimore md/washington dc
1057 pm edt fri aug 21 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.


anz535-220800-
tidal potomac from key bridge to indian head-
1057 pm edt fri aug 21 2026

.rest of tonight...light winds. waves flat. showers likely with a
slight chance of tstms. 
.sat...e winds around 5 kt. waves 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. 
.sun night...nw winds 5 to 10 kt. waves 1 ft. 
.mon...w winds around 5 kt. waves 1 ft. 
.mon night...nw winds around 5 kt. waves 1 ft. 
.tue...sw winds around 5 kt. waves 1 ft. 
.wed...s winds 5 to 10 kt. waves 1 ft. a chance of showers through
the night.  

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

$$

fzus51 klwx 220257
cwflwx
expires:202608220800;;142208

coastal waters forecast
national weather service baltimore md/washington dc
1057 pm edt fri aug 21 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.


anz536-220800-
tidal potomac from indian head to cobb island-
1057 pm edt fri aug 21 2026

.rest of tonight...se winds 5 kt. waves less than 1 ft. a chance of
showers late this evening, then showers with a slight chance of
tstms. 
.sat...e winds around 5 kt. waves 1 ft. showers with a chance of
tstms. 
.sat night...se winds around 5 kt. waves 1 ft. a chance of showers
and tstms. 
.sun...w winds around 5 kt. waves 1 ft. 
.sun night...nw winds around 5 kt. waves 1 ft. 
.mon...w winds around 5 kt. waves 1 ft. 
.mon night...nw winds around 5 kt. waves 1 ft. 
.tue...sw winds around 5 kt. waves 1 ft. 
.wed...s winds 5 to 10 kt. waves 1 ft. a chance of showers through
the night.  

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

$$

fzus51 klwx 220257
cwflwx
expires:202608220800;;142209

coastal waters forecast
national weather service baltimore md/washington dc
1057 pm edt fri aug 21 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.


anz537-220800-
tidal potomac from cobb island to smith point-
1057 pm edt fri aug 21 2026

.rest of tonight...se winds 5 kt. waves less than 1 ft. a chance of
showers late this evening, then showers with a slight chance of
tstms. 
.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. a chance of showers
and tstms. 
.sun...w winds 5 kt. waves less than 1 ft. 
.sun night...nw winds 5 to 10 kt. waves 1 ft. 
.mon...nw winds 5 kt. waves less than 1 ft. 
.mon night...n winds 5 to 10 kt. waves 1 ft or less. 
.tue...ne winds around 5 kt. waves 1 ft or less. 
.wed...s winds 5 to 10 kt. waves 1 ft. a chance of showers through
the night.  

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

$$