276
FZUS51 KLWX 262335
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
735 PM EDT Sat Jul 26 2025

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.

ANZ500-270800-
735 PM EDT Sat Jul 26 2025

.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...

A weak front will stall across the area through Sunday, resulting in
 daily thunderstorm chances. Weak high pressure will build across
the  waters Monday and Tuesday before a stronger cold front
approaches on  Wednesday.

$$

ANZ535-270800-
Tidal Potomac from Key Bridge to Indian Head-
735 PM EDT Sat Jul 26 2025

.TONIGHT...SE winds 5 kt. Waves less than 1 ft. A chance of showers
and tstms. Vsby 1 NM or less this evening.
.SUN...SW winds around 5 kt. Waves 1 ft. Showers and tstms likely.
Vsby 1 NM or less.
.SUN NIGHT...W winds around 5 kt. Waves 1 ft. Showers and tstms
likely. Vsby 1 NM or less.
.MON...N winds around 5 kt. Waves 1 ft.
.MON NIGHT...S winds around 5 kt. Waves 1 ft or less.
.TUE...NW winds around 5 kt. Waves 1 ft.
.TUE NIGHT...S winds around 5 kt. Waves 1 ft.
.WED...SW winds around 5 kt. Waves 1 ft. A chance of showers and
tstms through the night.
.THU...N winds around 5 kt. Waves 1 ft. Showers likely with a chance
of tstms.

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

$$

ANZ536-270800-
Tidal Potomac from Indian Head to Cobb Island-
735 PM EDT Sat Jul 26 2025

.TONIGHT...SE winds 5 kt. Waves less than 1 ft. A slight chance of
showers and tstms this evening, then a chance of showers and tstms
after midnight. Vsby 1 NM or less this evening.
.SUN...S winds around 5 kt. Waves 1 ft. A chance of showers and
tstms. Vsby 1 NM or less.
.SUN NIGHT...SW winds around 5 kt. Waves 1 ft. A chance of showers
and tstms. Vsby 1 NM or less.
.MON...N winds around 5 kt. Waves 1 ft.
.MON NIGHT...S winds around 5 kt. Waves 1 ft or less.
.TUE...N winds around 5 kt. Waves 1 ft or less.
.TUE NIGHT...S winds around 5 kt. Waves 1 ft.
.WED...SW winds around 5 kt. Waves 1 ft.
.THU...N winds 5 kt. Waves less than 1 ft. Showers likely with a
chance of tstms.

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

$$

ANZ537-270800-
Tidal Potomac from Cobb Island to Smith Point-
735 PM EDT Sat Jul 26 2025

.TONIGHT...SE winds 5 to 10 kt. Waves 1 ft. A slight chance of
showers and tstms.
.SUN...SE winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms. Vsby 1 NM or less.
.SUN NIGHT...SW winds 5 kt. Waves less than 1 ft. A chance of
showers and tstms. Vsby 1 NM or less.
.MON...N winds 5 kt. Waves less than 1 ft.
.MON NIGHT...S winds around 5 kt. Waves 1 ft or less.
.TUE...N winds around 5 kt. Waves flat.
.TUE NIGHT...S winds 5 kt. Waves less than 1 ft.
.WED...S winds 5 to 10 kt. Waves 1 ft.
.THU...W winds 5 kt...becoming NE. Waves 1 ft. A chance of showers
in the morning, then showers likely with a chance of tstms.

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

$$

ANZ530-270800-
Chesapeake Bay north of Pooles Island-
735 PM EDT Sat Jul 26 2025

.TONIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms, mainly this evening with vsby 1 NM or less.
.SUN...S winds 5 kt. Waves less than 1 ft. Showers with a chance of
tstms. Vsby 1 NM or less.
.SUN NIGHT...W winds 5 kt. Waves less than 1 ft. Showers likely with
a chance of tstms. Vsby 1 NM or less.
.MON...N winds 5 kt. Waves less than 1 ft.
.MON NIGHT...W winds around 5 kt. Waves 1 ft or less.
.TUE...W winds around 5 kt. Waves 1 ft.
.TUE NIGHT...SW winds around 5 kt. Waves 1 ft.
.WED...SW winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms through the night.
.THU...N winds 5 to 10 kt. Waves 1 ft. Showers likely with a chance
of tstms.

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

$$

ANZ531-270800-
Chesapeake Bay from Pooles Island to Sandy Point-
735 PM EDT Sat Jul 26 2025

.TONIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms, mainly this evening with vsby 1 NM or less.
.SUN...S winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms. Vsby 1 NM or less.
.SUN NIGHT...W winds 5 kt. Waves less than 1 ft. A chance of showers
and tstms. Vsby 1 NM or less.
.MON...N winds 5 kt. Waves less than 1 ft.
.MON NIGHT...SW winds around 5 kt. Waves flat.
.TUE...W winds around 5 kt. Waves flat.
.TUE NIGHT...SW winds 5 kt. Waves less than 1 ft.
.WED...S winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms through the night.
.THU...NE winds 5 to 10 kt. Waves 1 ft. Showers likely with a chance
of tstms.

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

$$

ANZ538-270800-
Patapsco River including Baltimore Harbor-
735 PM EDT Sat Jul 26 2025

.TONIGHT...SE winds 5 kt. Waves less than 1 ft. A chance of showers
and tstms, mainly this evening with vsby 1 NM or less.
.SUN...S winds 5 kt. Waves flat. Showers and tstms likely. Vsby 1 NM
or less.
.SUN NIGHT...W winds around 5 kt. Waves flat. Showers and tstms
likely. Vsby 1 NM or less.
.MON...N winds 5 kt. Waves flat.
.MON NIGHT...S winds around 5 kt. Waves flat.
.TUE...SW winds around 5 kt. Waves flat.
.TUE NIGHT...SW winds 5 kt. Waves flat.
.WED...S winds 5 kt. Waves flat. A chance of showers and tstms
through the night.
.THU...NE winds 5 to 10 kt. Waves 1 ft or less. Showers likely with
a chance of tstms.

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

$$

ANZ539-270800-
Chester River to Queenstown MD-
735 PM EDT Sat Jul 26 2025

.TONIGHT...SE winds 5 to 10 kt. Waves 1 ft or less. A chance of
showers and tstms, mainly this evening with vsby 1 NM or less.
.SUN...S winds 5 kt. Waves less than 1 ft. Showers and tstms likely.
Vsby 1 NM or less.
.SUN NIGHT...W winds 5 kt. Waves flat. Showers and tstms likely.
Vsby 1 NM or less.
.MON...N winds around 5 kt. Waves 1 ft or less.
.MON NIGHT...SW winds around 5 kt. Waves flat.
.TUE...W winds around 5 kt. Waves flat.
.TUE NIGHT...SW winds 5 kt. Waves flat.
.WED...S winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms through the night.
.THU...NE winds 5 to 10 kt. Waves 1 ft. Showers likely with a chance
of tstms.

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

$$

ANZ532-270800-
Chesapeake Bay from Sandy Point to North Beach-
735 PM EDT Sat Jul 26 2025

.TONIGHT...SE winds 10 kt...becoming S late. Waves 1 ft. A chance of
showers and tstms, mainly this evening. Vsby 1 NM or less.
.SUN...S winds 5 kt. Waves less than 1 ft. Showers and tstms likely.
Vsby 1 NM or less.
.SUN NIGHT...W winds 5 kt. Waves less than 1 ft. Showers and tstms
likely. Vsby 1 NM or less.
.MON...N winds 5 kt. Waves less than 1 ft.
.MON NIGHT...S winds around 5 kt. Waves flat.
.TUE...SW winds around 5 kt. Waves flat.
.TUE NIGHT...SW winds 5 kt. Waves less than 1 ft.
.WED...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms
through the night.
.THU...N winds 5 to 10 kt. Waves 1 ft. Showers likely with a chance
of tstms.

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

$$

ANZ540-270800-
Eastern Bay-
735 PM EDT Sat Jul 26 2025

.TONIGHT...SE winds 5 kt. Waves less than 1 ft. A chance of showers
and tstms, mainly this evening with vsby 1 NM or less.
.SUN...S winds 5 kt. Waves less than 1 ft. Showers and tstms likely.
Vsby 1 NM or less.
.SUN NIGHT...W winds 5 kt. Waves flat. Showers and tstms likely.
Vsby 1 NM or less.
.MON...N winds 5 kt. Waves less than 1 ft.
.MON NIGHT...SW winds around 5 kt. Waves flat.
.TUE...W winds 5 kt. Waves flat.
.TUE NIGHT...SW winds 5 kt. Waves less than 1 ft.
.WED...SW winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms through the night.
.THU...NE winds 5 to 10 kt. Waves 1 ft. Showers likely with a chance
of tstms.

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

$$

ANZ533-270800-
Chesapeake Bay from North Beach to Drum Point-
735 PM EDT Sat Jul 26 2025

.TONIGHT...SE winds 10 kt. Waves 1 ft. A chance of showers and
tstms, mainly this evening.
.SUN...S winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms. Vsby 1 NM or less.
.SUN NIGHT...SW winds 5 kt. Waves less than 1 ft. Showers and tstms
likely. Vsby 1 NM or less.
.MON...N winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...S winds around 5 kt. Waves 1 ft or less.
.TUE...N winds around 5 kt. Waves flat.
.TUE NIGHT...S winds 5 kt. Waves less than 1 ft.
.WED...W winds 5 kt...becoming S. Waves 1 ft.
.THU...NW winds 5 to 10 kt...becoming NE. Waves 1 ft. Showers likely
with a chance of tstms.

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

$$

ANZ541-270800-
Choptank River to Cambridge MD and the Little Choptank River-
735 PM EDT Sat Jul 26 2025

.TONIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms, mainly this evening.
.SUN...S winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms. Vsby 1 NM or less.
.SUN NIGHT...W winds 5 kt. Waves less than 1 ft. Showers and tstms
likely. Vsby 1 NM or less.
.MON...N winds 5 kt. Waves less than 1 ft.
.MON NIGHT...SE winds around 5 kt. Waves flat.
.TUE...W winds around 5 kt. Waves flat.
.TUE NIGHT...SW winds 5 kt. Waves less than 1 ft.
.WED...SW winds 5 to 10 kt. Waves 1 ft or less.
.THU...NW winds 5 kt...becoming NE. Waves 1 ft. Showers likely with
a chance of tstms.

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

$$

ANZ542-270800-
Patuxent River to Broomes Island MD-
735 PM EDT Sat Jul 26 2025

.TONIGHT...SE winds 5 kt. Waves less than 1 ft. A slight chance of
showers and tstms.
.SUN...S winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms. Vsby 1 NM or less.
.SUN NIGHT...SW winds around 5 kt. Waves 1 ft. A chance of showers
and tstms. Vsby 1 NM or less.
.MON...N winds 5 kt. Waves less than 1 ft.
.MON NIGHT...S winds around 5 kt. Waves 1 ft.
.TUE...N winds around 5 kt. Waves 1 ft.
.TUE NIGHT...S winds 5 kt. Waves less than 1 ft.
.WED...S winds 5 kt. Waves less than 1 ft.
.THU...W winds 5 kt...becoming NE. Waves 1 ft. A chance of showers
in the morning, then showers likely with a chance of tstms.

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

$$

ANZ534-270800-
Chesapeake Bay from Drum Point to Smith Point-
735 PM EDT Sat Jul 26 2025

.TONIGHT...SE winds 10 kt. Waves 1 ft. A slight chance of showers
and tstms.
.SUN...S winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...SW winds 5 to 10 kt...becoming NW late. Waves 1 ft. A
chance of showers and tstms. Vsby 1 NM or less.
.MON...N winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...S winds 5 kt. Waves less than 1 ft.
.TUE...W winds 5 kt. Waves flat.
.TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.WED...S winds 5 to 10 kt. Waves 1 ft.
.THU...NW winds 5 to 10 kt...becoming NE. Waves 1 ft. A chance of
showers through the day. A chance of tstms. Showers likely through
the night.

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

$$

ANZ543-270800-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
735 PM EDT Sat Jul 26 2025

.TONIGHT...SE winds 10 kt. Waves 1 ft. A slight chance of showers
and tstms.
.SUN...S winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...SW winds 5 to 10 kt...becoming NW late. Waves 1 ft. A
chance of showers and tstms. Vsby 1 NM or less.
.MON...NW winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...S winds 5 kt. Waves less than 1 ft.
.TUE...W winds 5 kt. Waves less than 1 ft.
.TUE NIGHT...SW winds 5 to 10 kt. Waves 1 ft.
.WED...SW winds 5 to 10 kt. Waves 1 ft.
.THU...W winds 5 to 10 kt...becoming NE. Waves 1 ft. A chance of
showers through the day. A chance of tstms. Showers likely through
the night.

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

$$