fzus51 klwx 171911
cwflwx
expires:202607180800;;135550

coastal waters forecast
national weather service baltimore md/washington dc
311 pm edt fri jul 17 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.


anz531-180800-
chesapeake bay from pooles island to sandy point-
311 pm edt fri jul 17 2026

.rest of this afternoon...e winds 5 kt. waves flat. smoke.
.tonight...se winds 5 to 10 kt. waves 1 ft or less. smoke.
.sat...s winds 10 to 15 kt. gusts up to 20 kt in the late morning
and afternoon. waves 1 to 2 ft. showers with tstms likely. areas of
smoke. vsby 1 nm or less. 
.sat night...sw winds 10 kt. waves 1 ft. showers with tstms likely. 
.sun...nw winds 5 to 10 kt. waves 1 ft. 
.sun night...ne winds 5 to 10 kt. waves 1 ft. 
.mon...se winds 5 to 10 kt...becoming s after midnight. waves 1 ft. 
.tue...s winds 15 to 20 kt. waves 2 ft. a chance of showers in the
afternoon. a chance of tstms. showers likely through the night.  

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

$$

fzus51 klwx 171911
cwflwx
expires:202607180800;;135553

coastal waters forecast
national weather service baltimore md/washington dc
311 pm edt fri jul 17 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.


anz532-180800-
chesapeake bay from sandy point to north beach-
311 pm edt fri jul 17 2026

.rest of this afternoon...e winds 5 kt. waves flat. smoke.
.tonight...se winds 5 to 10 kt. waves 1 ft. smoke.
.sat...s winds 10 to 15 kt. gusts up to 20 kt in the late morning
and afternoon. waves 1 to 2 ft. showers with tstms likely. areas of
smoke. vsby 1 nm or less. 
.sat night...sw winds 10 kt. waves 1 to 2 ft. showers and tstms
likely. 
.sun...n winds 10 kt. waves 1 ft. 
.sun night...ne winds 5 to 10 kt. waves 1 ft. 
.mon...se winds 5 to 10 kt...becoming s after midnight. waves 1 to
2 ft. 
.tue...s winds 15 to 20 kt. waves 2 to 3 ft. a chance of showers in
the afternoon. a chance of tstms. showers likely through the night. 

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

$$

fzus51 klwx 171911
cwflwx
expires:202607180800;;135555

coastal waters forecast
national weather service baltimore md/washington dc
311 pm edt fri jul 17 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.


anz533-180800-
chesapeake bay from north beach to drum point-
311 pm edt fri jul 17 2026

.rest of this afternoon...ne winds 5 kt. waves flat. smoke.
.tonight...se winds 5 to 10 kt. waves 1 ft. smoke.
.sat...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft.
showers and tstms likely. areas of smoke. vsby 1 nm or less. 
.sat night...sw winds 10 to 15 kt...becoming w after midnight. gusts
up to 20 kt. waves 1 to 2 ft. showers and tstms likely. 
.sun...n winds 10 kt. waves 2 ft. 
.sun night...ne winds 5 to 10 kt. waves 1 ft. 
.mon...se winds 5 to 10 kt...becoming s after midnight. waves 1 to
2 ft. 
.tue...s winds 15 to 20 kt. waves 1 ft...building to 2 to 3 ft. a
chance of showers through the night. a chance of tstms. showers
likely after midnight.  

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

$$

fzus51 klwx 171911
cwflwx
expires:202607180800;;135558

coastal waters forecast
national weather service baltimore md/washington dc
311 pm edt fri jul 17 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.


anz534-180800-
chesapeake bay from drum point to smith point-
311 pm edt fri jul 17 2026

.rest of this afternoon...ne winds 5 kt. waves flat. smoke.
.tonight...se winds 5 to 10 kt. waves 1 ft. smoke.
.sat...s winds 10 to 15 kt with gusts to 20 kt. waves 2 to 3 ft. a
chance of showers and tstms. areas of smoke. vsby 1 nm or less. 
.sat night...sw winds 10 to 15 kt with gusts to 20 kt. waves 2 to
3 ft. showers likely with a chance of tstms. 
.sun...nw winds 5 to 10 kt. waves 2 ft. a chance of showers. 
.sun night...ne winds 5 to 10 kt. waves 1 ft. 
.mon...se winds 5 to 10 kt...becoming s after midnight. waves 1 to
2 ft. 
.tue...s winds 15 to 20 kt. waves 2 to 3 ft. a chance of showers and
tstms.  

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

$$

fzus51 klwx 171911
cwflwx
expires:202607180800;;135546

coastal waters forecast
national weather service baltimore md/washington dc
311 pm edt fri jul 17 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.


anz535-180800-
tidal potomac from key bridge to indian head-
311 pm edt fri jul 17 2026

.rest of this afternoon...w winds 5 kt. waves less than 1 ft. smoke.
.tonight...se winds around 5 kt. waves 1 ft. smoke.
.sat...sw winds 5 to 10 kt. gusts up to 25 kt. waves 1 ft. showers
likely with a chance of tstms. areas of smoke. vsby 1 nm or less. 
.sat night...sw winds 5 to 10 kt. gusts up to 20 kt in the evening.
waves 1 ft. showers and tstms likely. 
.sun...nw winds 5 to 10 kt. waves 1 ft. 
.sun night...ne winds around 5 kt. waves 1 ft. 
.mon...se winds 5 to 10 kt...becoming s after midnight. waves 1 ft. 
.tue...sw winds 5 to 10 kt. waves 1 ft. a chance of showers and
tstms in the afternoon. showers likely with a chance of tstms
through the night.  

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

$$

fzus51 klwx 171911
cwflwx
expires:202607180800;;135547

coastal waters forecast
national weather service baltimore md/washington dc
311 pm edt fri jul 17 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.


anz536-180800-
tidal potomac from indian head to cobb island-
311 pm edt fri jul 17 2026

.rest of this afternoon...se winds 5 kt. waves less than 1 ft.
smoke.
.tonight...se winds 5 kt. waves less than 1 ft. smoke.
.sat...s winds 10 to 15 kt with gusts to 20 kt. waves 1 ft. showers
likely with a chance of tstms. areas of smoke.
.sat night...sw winds 5 to 10 kt. gusts up to 20 kt in the evening.
waves 1 ft. showers and tstms likely. 
.sun...nw winds 5 to 10 kt. waves 1 ft. 
.sun night...ne winds around 5 kt. waves 1 ft. 
.mon...se winds 5 to 10 kt...becoming s after midnight. waves 1 ft.
a chance of showers and tstms through the night. 
.tue...sw winds 10 to 15 kt. waves 1 ft. a chance of showers and
tstms through the night. showers likely with a chance of tstms after
midnight.  

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

$$

fzus51 klwx 171911
cwflwx
expires:202607180800;;135548

coastal waters forecast
national weather service baltimore md/washington dc
311 pm edt fri jul 17 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.


anz537-180800-
tidal potomac from cobb island to smith point-
311 pm edt fri jul 17 2026

.rest of this afternoon...e winds 5 kt. waves flat. smoke.
.tonight...se winds 5 to 10 kt. waves 1 ft. smoke.
.sat...s 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 and tstms. areas
of smoke. 
.sat night...sw winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft. a chance of showers and tstms. 
.sun...nw winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.sun night...ne winds 5 to 10 kt. waves 1 ft. 
.mon...se winds 5 to 10 kt...becoming s after midnight. waves 1 ft.
a chance of showers and tstms through the night. 
.tue...sw winds 10 to 15 kt. waves 1 to 2 ft. a chance of showers
and tstms.  

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

$$