fzus51 klwx 182057
cwflwx
expires:202606190800;;978147

coastal waters forecast
national weather service baltimore md/washington dc
457 pm 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.


anz531-190800-
chesapeake bay from pooles island to sandy point-
457 pm edt thu jun 18 2026

...gale warning in effect until 8 pm edt this evening...

.rest of this afternoon...sw winds 20 kt with gusts to 35 kt. waves
3 ft. a slight chance of showers and tstms. 
.tonight...w winds 15 to 20 kt with gusts to 30 kt... diminishing to
5 to 10 kt with gusts to 20 kt in the late evening and overnight.
waves 3 ft...subsiding to 1 ft after midnight. 
.fri...w winds 5 to 10 kt. waves 1 ft. a chance of showers.
.fri night...w 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...nw winds 10 to 15 kt with gusts to 20 kt...diminishing
to 5 kt after midnight. waves 1 to 2 ft. 
.sun...sw winds 5 kt...becoming se after midnight. waves 1 ft or
less. a chance of showers after midnight. 
.mon...se winds 10 to 15 kt...becoming w 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 182057
cwflwx
expires:202606190800;;978150

coastal waters forecast
national weather service baltimore md/washington dc
457 pm 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.


anz532-190800-
chesapeake bay from sandy point to north beach-
457 pm edt thu jun 18 2026

...small craft advisory in effect until midnight edt tonight...

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

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

$$

fzus51 klwx 182057
cwflwx
expires:202606190800;;978152

coastal waters forecast
national weather service baltimore md/washington dc
457 pm 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.


anz533-190800-
chesapeake bay from north beach to drum point-
457 pm edt thu jun 18 2026

...small craft advisory in effect until midnight edt tonight...

.rest of this afternoon...sw winds 15 kt with gusts to 25 kt. waves
3 ft. a slight chance of showers and tstms. 
.tonight...sw winds 10 to 15 kt with gusts to 25 kt... becoming w
5 kt late. waves 1 to 2 ft. a chance of showers. 
.fri...n winds 5 kt. waves less than 1 ft. showers likely.
.fri night...w winds 5 to 10 kt. waves 1 ft. 
.sat...w winds 10 kt. waves 1 ft. 
.sat night...nw winds 5 to 10 kt. waves 1 ft. 
.sun...w winds 5 to 10 kt...becoming se. waves 1 ft or less. a
chance of showers and tstms after midnight. 
.mon...s winds 15 to 20 kt...becoming w 10 to 15 kt after midnight.
waves 2 to 3 ft. showers with a chance of tstms.  

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

$$

fzus51 klwx 182057
cwflwx
expires:202606190800;;978155

coastal waters forecast
national weather service baltimore md/washington dc
457 pm 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.


anz534-190800-
chesapeake bay from drum point to smith point-
457 pm edt thu jun 18 2026

...small craft advisory in effect until midnight edt tonight...

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

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

$$

fzus51 klwx 182057
cwflwx
expires:202606190800;;978143

coastal waters forecast
national weather service baltimore md/washington dc
457 pm 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.


anz535-190800-
tidal potomac from key bridge to indian head-
457 pm edt thu jun 18 2026

...gale warning in effect until 8 pm edt this evening...

.rest of this afternoon...w winds 20 kt with gusts to 35 kt. waves
2 ft. a slight chance of showers and tstms. 
.tonight...w winds 10 to 15 kt with gusts to 30 kt... becoming nw
around 5 kt after midnight. waves 1 ft. a chance of showers. 
.fri...n winds 5 to 10 kt. gusts up to 20 kt in the afternoon. waves
1 ft. showers likely. 
.fri night...nw winds 5 to 10 kt. gusts up to 20 kt in the evening.
waves 1 ft. 
.sat...nw winds 5 to 10 kt with gusts to 25 kt. waves 1 ft. 
.sat night...nw winds 5 to 10 kt. gusts up to 20 kt in the evening.
waves 1 ft. 
.sun...w winds around 5 kt...becoming se after midnight. waves 1 ft.
a chance of showers after midnight. 
.mon...s winds 10 to 15 kt...becoming w 5 to 10 kt after midnight.
waves 1 to 2 ft. showers with a chance of tstms.  

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

$$

fzus51 klwx 182057
cwflwx
expires:202606190800;;978144

coastal waters forecast
national weather service baltimore md/washington dc
457 pm 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.


anz536-190800-
tidal potomac from indian head to cobb island-
457 pm edt thu jun 18 2026

...small craft advisory in effect until midnight edt tonight...

.rest of this afternoon...w winds 15 kt with gusts to 25 kt. waves
2 ft. a chance of showers and tstms. 
.tonight...w winds 10 to 15 kt with gusts to 20 kt... diminishing to
around 5 kt after midnight. waves 1 ft. a chance of showers. 
.fri...n winds around 5 kt. waves 1 ft. showers likely. 
.fri night...nw winds 5 to 10 kt. waves 1 ft. 
.sat...nw winds 5 to 10 kt. waves 1 ft. 
.sat night...nw winds 5 to 10 kt. waves 1 ft. 
.sun...sw winds around 5 kt. waves 1 ft. 
.mon...s winds 10 to 15 kt...becoming w 5 to 10 kt after midnight.
waves 1 ft. showers with a chance of tstms.  

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

$$

fzus51 klwx 182057
cwflwx
expires:202606190800;;978145

coastal waters forecast
national weather service baltimore md/washington dc
457 pm 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.


anz537-190800-
tidal potomac from cobb island to smith point-
457 pm edt thu jun 18 2026

...small craft advisory in effect until midnight edt tonight...

.rest of this afternoon...sw winds 15 kt with gusts to 25 kt. waves
2 ft. a chance of showers and tstms. 
.tonight...sw winds 10 to 15 kt with gusts to 25 kt... becoming w
5 kt late. waves 1 to 2 ft. a chance of showers and tstms. 
.fri...n winds 5 kt. waves less than 1 ft. showers with a chance of
tstms. 
.fri night...w 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 around 5 kt...becoming s. waves 1 ft or less. 
.mon...s winds 10 to 15 kt...becoming w after midnight. waves 2 ft.
showers likely with a chance of tstms.  

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

$$