fzus51 klwx 181158
cwflwx
expires:202606182000;;954480

coastal waters forecast
national weather service baltimore md/washington dc
757 am edt thu jun 18 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.


anz531-182000-
chesapeake bay from pooles island to sandy point-
757 am edt thu jun 18 2026

...small craft advisory in effect until 9 am edt this morning...
...gale warning in effect through this evening...

.today...sw winds 20 kt. gusts up to 30 kt...increasing to 35 kt
this afternoon. waves 3 ft. a slight chance of tstms. a chance of
showers, mainly this morning. 
.tonight...w winds 15 to 20 kt with gusts to 30 kt... diminishing to
5 to 10 kt after midnight. waves 3 ft...subsiding to 1 ft after
midnight. a chance of showers. 
.fri...nw winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.fri night...nw winds 10 kt. waves 1 ft. 
.sat...w winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft. 
.sat night...w winds 5 to 10 kt. gusts up to 20 kt in the evening.
waves 1 to 2 ft. 
.sun...w winds 5 kt...becoming se. waves 1 ft or less. a chance of
showers and tstms after midnight. 
.mon...s winds 10 to 15 kt...becoming nw. waves 2 ft. showers with a
chance of tstms, then a chance of showers after midnight.  

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

$$

fzus51 klwx 181158
cwflwx
expires:202606182000;;954483

coastal waters forecast
national weather service baltimore md/washington dc
757 am edt thu jun 18 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.


anz532-182000-
chesapeake bay from sandy point to north beach-
757 am edt thu jun 18 2026

...small craft advisory in effect through this evening...

.today...sw winds 20 kt with gusts to 25 kt. waves 3 ft. a chance of
showers with a slight chance of tstms this morning, then a chance of
showers and tstms this afternoon. 
.tonight...w winds 10 to 15 kt. gusts up to 25 kt. waves 3 ft...
subsiding to 1 ft after midnight. a chance of showers. 
.fri...nw winds 5 to 10 kt. waves 1 ft. a chance of showers. 
.fri night...nw winds 5 to 10 kt. waves 1 ft. 
.sat...w winds 5 to 10 kt. waves 1 ft. 
.sat night...w winds 5 to 10 kt. waves 1 ft. 
.sun...w winds 5 kt...becoming s. waves 1 ft or less. a chance of
showers after midnight. 
.mon...s winds 10 to 15 kt...becoming nw. waves 2 ft. showers. a
chance of tstms through the night, then a chance of showers after
midnight.  

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

$$

fzus51 klwx 181158
cwflwx
expires:202606182000;;954485

coastal waters forecast
national weather service baltimore md/washington dc
757 am edt thu jun 18 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.


anz533-182000-
chesapeake bay from north beach to drum point-
757 am edt thu jun 18 2026

...small craft advisory in effect through this evening...

.today...sw winds 20 kt with gusts to 25 kt. waves 3 ft. a slight
chance of showers this morning, then a chance of showers and tstms
this afternoon. 
.tonight...w winds 10 to 15 kt. gusts up to 25 kt. waves 1 to 2 ft.
a chance of showers and tstms. 
.fri...nw winds 5 kt. waves less than 1 ft. showers likely with a
chance of tstms. 
.fri night...nw winds 5 to 10 kt. waves 1 ft. 
.sat...w winds 10 kt. waves 1 ft. 
.sat night...w winds 5 to 10 kt. waves 1 ft. 
.sun...nw winds 5 kt...becoming s. waves 1 ft or less...building to
2 ft after midnight. a chance of showers after midnight. 
.mon...sw winds 10 to 15 kt...becoming nw after midnight. waves
2 ft. a chance of showers in the morning, then showers with a chance
of tstms through the night. a chance of showers after midnight.  

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

$$

fzus51 klwx 181158
cwflwx
expires:202606182000;;954488

coastal waters forecast
national weather service baltimore md/washington dc
757 am edt thu jun 18 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.


anz534-182000-
chesapeake bay from drum point to smith point-
757 am edt thu jun 18 2026

...small craft advisory in effect through this evening...

.today...sw winds 15 to 20 kt with gusts to 25 kt. waves 3 ft. a
chance of showers and tstms this afternoon. 
.tonight...sw winds 10 to 15 kt with gusts to 20 kt. waves 2 to
3 ft. a chance of showers and tstms. 
.fri...nw winds 5 to 10 kt. waves 1 ft. showers with a chance of
tstms. 
.fri night...nw winds 10 to 15 kt. waves 1 to 2 ft. 
.sat...nw winds 10 kt. waves 1 to 2 ft. 
.sat night...w winds 5 to 10 kt. waves 1 ft. 
.sun...nw winds around 5 kt...becoming s 10 to 15 kt. waves 1 to
2 ft. a chance of showers after midnight. 
.mon...s winds 10 to 15 kt...becoming nw after midnight. waves 2 to
3 ft. a chance of showers in the morning, then showers likely with a
chance of tstms through the night. a chance of showers after
midnight.  

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

$$

fzus51 klwx 181158
cwflwx
expires:202606182000;;954476

coastal waters forecast
national weather service baltimore md/washington dc
757 am edt thu jun 18 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.


anz535-182000-
tidal potomac from key bridge to indian head-
757 am edt thu jun 18 2026

...small craft advisory in effect until 9 am edt this morning...
...gale warning in effect through this evening...

.today...sw winds 15 to 20 kt. gusts up to 30 kt... increasing to
35 kt this afternoon. waves 1 to 2 ft. a chance of showers. a slight
chance of tstms this morning, then a chance of tstms this afternoon.
.tonight...w winds 10 to 15 kt with gusts to 30 kt... diminishing to
around 5 kt after midnight. waves 1 ft. a chance of showers. 
.fri...nw winds 5 to 10 kt. gusts up to 20 kt in the afternoon.
waves 1 ft. a chance of showers and tstms. 
.fri night...nw winds 5 to 10 kt. gusts up to 20 kt in the evening.
waves 1 ft. 
.sat...w winds 5 to 10 kt with gusts to 20 kt. waves 1 ft. 
.sat night...nw winds 5 to 10 kt with gusts to 20 kt in the
evening...becoming light. waves 1 ft or less. 
.sun...sw winds around 5 kt...becoming s after midnight. waves 1 ft.
a chance of showers after midnight. 
.mon...sw winds 10 to 15 kt...becoming nw 5 to 10 kt. waves 1 ft.
showers. a chance of tstms through the night, then a chance of
showers after midnight.  

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

$$

fzus51 klwx 181158
cwflwx
expires:202606182000;;954477

coastal waters forecast
national weather service baltimore md/washington dc
757 am edt thu jun 18 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.


anz536-182000-
tidal potomac from indian head to cobb island-
757 am edt thu jun 18 2026

...small craft advisory in effect through this evening...

.today...sw winds 15 to 20 kt with gusts to 25 kt. waves 2 ft. a
slight chance of showers this morning, then a chance of showers and
tstms this afternoon. 
.tonight...w winds 10 to 15 kt with gusts to 20 kt... diminishing to
around 5 kt late. waves 1 ft. showers likely with a chance of tstms.
.fri...nw winds 5 to 10 kt. waves 1 ft. showers with a chance of
tstms. 
.fri night...nw winds 5 to 10 kt. waves 1 ft. 
.sat...w winds 5 to 10 kt. waves 1 ft. 
.sat night...nw winds 5 to 10 kt. waves 1 ft or less.
.sun...sw winds around 5 kt...becoming s after midnight. waves 1 ft.
a chance of showers after midnight. 
.mon...sw winds 5 to 10 kt...becoming nw after midnight. waves 1 ft.
a chance of showers in the morning, then showers with a chance of
tstms through the night. a chance of showers after midnight.  

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

$$

fzus51 klwx 181158
cwflwx
expires:202606182000;;954478

coastal waters forecast
national weather service baltimore md/washington dc
757 am edt thu jun 18 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.


anz537-182000-
tidal potomac from cobb island to smith point-
757 am edt thu jun 18 2026

...small craft advisory in effect through this evening...

.today...sw winds 15 to 20 kt with gusts to 25 kt. waves 2 to 3 ft.
a chance of showers and tstms this afternoon. 
.tonight...w winds 10 to 15 kt. gusts up to 25 kt. waves 1 to 2 ft.
showers likely with a chance of tstms. 
.fri...nw winds 5 kt. waves less than 1 ft. showers with a chance of
tstms. 
.fri night...nw winds 5 to 10 kt. waves 1 ft. 
.sat...w winds 5 to 10 kt. waves 1 ft. 
.sat night...w winds 5 to 10 kt. waves 1 ft or less. 
.sun...sw winds around 5 kt...becoming s. waves 1 ft or less. a
chance of showers after midnight. 
.mon...sw winds 10 to 15 kt...becoming nw after midnight. waves 1 to
2 ft. a chance of showers in the morning, then showers likely with a
chance of tstms through the night. a chance of showers after
midnight.  

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

$$