fzus51 klwx 301306
cwflwx
expires:202606302000;;166073

coastal waters forecast
national weather service baltimore md/washington dc
906 am edt tue jun 30 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.


anz531-302000-
chesapeake bay from pooles island to sandy point-
906 am edt tue jun 30 2026

...small craft advisory in effect from 2 pm edt this afternoon
through late tonight...

.rest of today...s winds 10 to 15 kt. gusts up to 20 kt this
afternoon. waves 1 to 2 ft. 
.tonight...s winds 15 to 20 kt with gusts to 25 kt. waves 2 ft. 
.wed...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.wed night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.thu...s winds 5 to 10 kt. waves 1 ft. 
.thu night...sw winds 10 to 15 kt. waves 1 to 2 ft. 
.fri...sw winds 5 to 10 kt. waves 1 ft. 
.sat...sw winds 5 to 10 kt. waves 1 ft or less. a chance of showers
and tstms.  

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

$$

fzus51 klwx 301306
cwflwx
expires:202606302000;;166076

coastal waters forecast
national weather service baltimore md/washington dc
906 am edt tue jun 30 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.


anz532-302000-
chesapeake bay from sandy point to north beach-
906 am edt tue jun 30 2026

...small craft advisory in effect from 2 pm edt this afternoon
through late tonight...

.rest of today...s winds 10 to 15 kt. gusts up to 20 kt this
afternoon. waves 1 ft...building to 3 ft late. 
.tonight...s winds 15 to 20 kt with gusts to 25 kt. waves 3 ft. 
.wed...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.wed night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.thu...s winds 10 to 15 kt. waves 1 to 2 ft. 
.thu night...s winds 10 to 15 kt. waves 1 to 2 ft. 
.fri...sw winds 5 to 10 kt. waves 1 ft. 
.sat...sw winds 5 to 10 kt. waves 1 ft or less. a chance of showers
and tstms.  

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

$$

fzus51 klwx 301306
cwflwx
expires:202606302000;;166078

coastal waters forecast
national weather service baltimore md/washington dc
906 am edt tue jun 30 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.


anz533-302000-
chesapeake bay from north beach to drum point-
906 am edt tue jun 30 2026

...small craft advisory in effect from 2 pm edt this afternoon
through late tonight...

.rest of today...s winds 10 to 15 kt. gusts up to 20 kt this
afternoon. waves 1 to 2 ft. 
.tonight...s winds 10 to 15 kt with gusts to 25 kt. waves 3 ft. 
.wed...s winds 10 to 15 kt. gusts up to 20 kt. waves 2 ft. 
.wed night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.thu...s winds 10 to 15 kt. waves 1 to 2 ft. 
.thu night...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft. 
.fri...sw winds 5 to 10 kt. waves 1 ft. 
.sat...sw winds 5 to 10 kt. waves 1 ft or less. a chance of showers
and tstms through the night.  

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

$$

fzus51 klwx 301306
cwflwx
expires:202606302000;;166081

coastal waters forecast
national weather service baltimore md/washington dc
906 am edt tue jun 30 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.


anz534-302000-
chesapeake bay from drum point to smith point-
906 am edt tue jun 30 2026

...small craft advisory in effect from 5 pm edt this afternoon
through late tonight...

.rest of today...se winds 5 to 10 kt. gusts up to 20 kt this
afternoon. waves 1 to 2 ft. 
.tonight...s winds 10 to 15 kt with gusts to 20 kt. waves 3 ft. 
.wed...s winds 10 to 15 kt...becoming 15 kt late. gusts up to 20 kt.
waves 2 to 3 ft. 
.wed night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 to
3 ft. 
.thu...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft. 
.thu night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.fri...sw winds 10 to 15 kt. waves 1 to 2 ft. 
.sat...sw winds 5 to 10 kt. waves 1 ft. a chance of showers and
tstms through the night.  

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

$$

fzus51 klwx 301306
cwflwx
expires:202606302000;;166069

coastal waters forecast
national weather service baltimore md/washington dc
906 am edt tue jun 30 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.


anz535-302000-
tidal potomac from key bridge to indian head-
906 am edt tue jun 30 2026

...small craft advisory in effect from 5 pm edt this afternoon
through late tonight...

.rest of today...s winds 5 to 10 kt. gusts up to 20 kt this
afternoon. waves 1 ft. 
.tonight...s winds 5 to 10 kt with gusts to 20 kt. waves 1 ft. 
.wed...sw winds 5 kt. waves less than 1 ft. 
.wed night...s winds 5 kt. waves less than 1 ft. 
.thu...sw winds around 5 kt. waves 1 ft. 
.thu night...sw winds around 5 kt. waves 1 ft. 
.fri...w winds around 5 kt. waves 1 ft. a chance of showers and
tstms through the night. 
.sat...w winds around 5 kt. waves 1 ft. a chance of showers and
tstms.  

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

$$

fzus51 klwx 301306
cwflwx
expires:202606302000;;166070

coastal waters forecast
national weather service baltimore md/washington dc
906 am edt tue jun 30 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.


anz536-302000-
tidal potomac from indian head to cobb island-
906 am edt tue jun 30 2026

...small craft advisory in effect from 2 pm edt this afternoon
through late tonight...

.rest of today...se winds 5 to 10 kt. gusts up to 20 kt late. waves
1 ft. 
.tonight...s winds 5 to 10 kt with gusts to 20 kt. waves 1 ft. 
.wed...s winds 5 to 10 kt. waves 1 ft. 
.wed night...s winds 5 to 10 kt. waves 1 ft. 
.thu...sw winds around 5 kt. waves 1 ft. 
.thu night...s winds 5 kt. waves less than 1 ft. 
.fri...w winds around 5 kt. waves 1 ft. 
.sat...sw winds around 5 kt. waves 1 ft or less. a chance of showers
and tstms through the night.  

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

$$

fzus51 klwx 301306
cwflwx
expires:202606302000;;166071

coastal waters forecast
national weather service baltimore md/washington dc
906 am edt tue jun 30 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.


anz537-302000-
tidal potomac from cobb island to smith point-
906 am edt tue jun 30 2026

...small craft advisory in effect from 2 pm edt this afternoon
through late tonight...

.rest of today...se winds 5 to 10 kt...increasing to 15 kt with
gusts to 20 kt late. waves 1 ft. 
.tonight...s winds 10 to 15 kt...becoming 10 kt late. gusts up to
20 kt. waves 2 ft. 
.wed...s winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
waves 1 to 2 ft. 
.wed night...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft. 
.thu...s winds 5 to 10 kt. waves 1 ft. 
.thu night...s winds 5 to 10 kt. waves 1 ft. 
.fri...sw winds 5 to 10 kt. waves 1 ft. 
.sat...sw winds 5 to 10 kt. waves 1 ft or less. a chance of showers
and tstms through the night.  

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

$$