363
FZUS51 KLWX 261209
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
808 AM 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.

ANZ500-262000-
808 AM EDT Sat Jul 26 2025

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

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

$$

ANZ535-262000-
Tidal Potomac from Key Bridge to Indian Head-
808 AM EDT Sat Jul 26 2025

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

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

$$

ANZ536-262000-
Tidal Potomac from Indian Head to Cobb Island-
808 AM EDT Sat Jul 26 2025

.TODAY...NE winds 5 kt. Waves less than 1 ft.
.TONIGHT...SE winds around 5 kt. Waves 1 ft. A chance of showers and
tstms. Vsby 1 NM or less.
.SUN...SW winds around 5 kt. Waves 1 ft. A chance of showers and
tstms. Vsby 1 NM or less.
.SUN NIGHT...W winds around 5 kt. Waves 1 ft.
.MON...N winds around 5 kt. Waves 1 ft.
.MON NIGHT...S winds around 5 kt. Waves 1 ft or less.
.TUE...W winds around 5 kt. Waves 1 ft or less.
.WED...SW winds around 5 kt. Waves 1 ft.

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

$$

ANZ537-262000-
Tidal Potomac from Cobb Island to Smith Point-
808 AM EDT Sat Jul 26 2025

.TODAY...NE winds 5 kt. Waves less than 1 ft.
.TONIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.
.SUN...S winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms.
.SUN NIGHT...SW winds 5 kt. Waves less than 1 ft. A chance of
showers and tstms.
.MON...N winds 5 kt. Waves less than 1 ft.
.MON NIGHT...S winds around 5 kt. Waves 1 ft or less.
.TUE...S winds around 5 kt. Waves 1 ft or less.
.WED...NW winds 5 kt...becoming SE. Waves 1 ft.

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

$$

ANZ530-262000-
Chesapeake Bay north of Pooles Island-
808 AM EDT Sat Jul 26 2025

.TODAY...E winds 5 kt. Waves less than 1 ft. A slight chance of
showers and tstms this afternoon with vsby 1 NM or less.
.TONIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms. 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 flat. A chance of showers and
tstms.
.MON...N winds 5 kt. Waves flat.
.MON NIGHT...W winds around 5 kt. Waves flat.
.TUE...W winds around 5 kt. Waves flat.
.WED...SW winds 5 kt. Waves flat. A chance of showers through the
night.

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

$$

ANZ531-262000-
Chesapeake Bay from Pooles Island to Sandy Point-
808 AM EDT Sat Jul 26 2025

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

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

$$

ANZ538-262000-
Patapsco River including Baltimore Harbor-
808 AM EDT Sat Jul 26 2025

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

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

$$

ANZ539-262000-
Chester River to Queenstown MD-
808 AM EDT Sat Jul 26 2025

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

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

$$

ANZ532-262000-
Chesapeake Bay from Sandy Point to North Beach-
808 AM EDT Sat Jul 26 2025

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

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

$$

ANZ540-262000-
Eastern Bay-
808 AM EDT Sat Jul 26 2025

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

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

$$

ANZ533-262000-
Chesapeake Bay from North Beach to Drum Point-
808 AM EDT Sat Jul 26 2025

.TODAY...NE winds 5 kt. Waves less than 1 ft.
.TONIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms. 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...SW winds 5 kt. Waves less than 1 ft. A chance of
showers and tstms.
.MON...N winds 5 kt. Waves less than 1 ft.
.MON NIGHT...SE winds around 5 kt. Waves 1 ft or less.
.TUE...SW winds around 5 kt. Waves 1 ft or less.
.WED...NW winds 5 kt...becoming S. Waves 1 ft.

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

$$

ANZ541-262000-
Choptank River to Cambridge MD and the Little Choptank River-
808 AM EDT Sat Jul 26 2025

.TODAY...NE winds 5 kt. Waves less than 1 ft.
.TONIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms. Vsby 1 NM or less.
.SUN...S winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms.
.SUN NIGHT...SW winds 5 kt. Waves less than 1 ft. A chance of
showers and tstms.
.MON...N winds 5 kt. Waves less than 1 ft.
.MON NIGHT...SE winds around 5 kt. Waves flat.
.TUE...SW winds around 5 kt. Waves 1 ft or less.
.WED...SW winds 5 kt. Waves less than 1 ft.

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

$$

ANZ542-262000-
Patuxent River to Broomes Island MD-
808 AM EDT Sat Jul 26 2025

.TODAY...NE winds 5 kt. Waves less than 1 ft.
.TONIGHT...SE winds 5 kt. Waves less than 1 ft. A chance of showers
and tstms.
.SUN...S winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms.
.SUN NIGHT...SW winds around 5 kt. Waves 1 ft. A chance of showers
and tstms.
.MON...N winds 5 kt. Waves less than 1 ft.
.MON NIGHT...SE winds around 5 kt. Waves 1 ft.
.TUE...SW winds around 5 kt. Waves 1 ft.
.WED...S winds 5 kt. Waves less than 1 ft.

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

$$

ANZ534-262000-
Chesapeake Bay from Drum Point to Smith Point-
808 AM EDT Sat Jul 26 2025

.TODAY...NE winds 5 to 10 kt. Waves 1 ft.
.TONIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.
Vsby 1 NM or less.
.SUN...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.
.SUN NIGHT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers
and tstms.
.MON...N winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...SE winds 5 kt. Waves less than 1 ft.
.TUE...W winds 5 kt...becoming SW. Waves 1 ft or less.
.WED...W winds 5 to 10 kt...becoming S. Waves 1 ft.

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

$$

ANZ543-262000-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
808 AM EDT Sat Jul 26 2025

.TODAY...N winds 5 to 10 kt...becoming SE late. Waves 1 ft.
.TONIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SUN...S winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms.
.SUN NIGHT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers
and tstms.
.MON...NW winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...SE winds 5 kt. Waves less than 1 ft.
.TUE...W winds 5 kt...becoming SW. Waves 1 ft or less.
.WED...W winds 5 to 10 kt...becoming S. Waves 1 ft.

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

$$