731
FZUS51 KLWX 031735
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
135 PM EDT Sun Aug 3 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.

ANZ500-040800-
135 PM EDT Sun Aug 3 2025

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

High pressure will continue to build to the north through Monday.
The high shifts offshore heading into early this week. A frontal
system may approach by the middle of the week. SCA conditions are
possible at times during the middle to late part of the work week.

$$

ANZ535-040800-
Tidal Potomac from Key Bridge to Indian Head-
135 PM EDT Sun Aug 3 2025

.THIS AFTERNOON...E winds 5 kt. Waves less than 1 ft.
.TONIGHT...E winds around 5 kt. Waves 1 ft or less.
.MON...NE winds around 5 kt. Waves 1 ft.
.MON NIGHT...S winds around 5 kt. Waves 1 ft or less.
.TUE...NE winds around 5 kt. Waves 1 ft.
.TUE NIGHT...E winds around 5 kt. Waves 1 ft or less.
.WED...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.THU...E winds 5 to 10 kt. Waves 1 ft after midnight. A chance of
showers.

$$

ANZ536-040800-
Tidal Potomac from Indian Head to Cobb Island-
135 PM EDT Sun Aug 3 2025

.THIS AFTERNOON...NE winds 5 kt. Waves less than 1 ft.
.TONIGHT...NE winds around 5 kt. Waves 1 ft or less.
.MON...NE winds around 5 kt. Waves 1 ft.
.MON NIGHT...S winds around 5 kt. Waves 1 ft or less.
.TUE...NE winds around 5 kt. Waves 1 ft.
.TUE NIGHT...E winds around 5 kt. Waves 1 ft.
.WED...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.THU...E winds 5 to 10 kt. Waves 1 ft after midnight. A chance of
showers.

$$

ANZ537-040800-
Tidal Potomac from Cobb Island to Smith Point-
135 PM EDT Sun Aug 3 2025

.THIS AFTERNOON...NE winds 10 kt. Waves 1 ft.
.TONIGHT...NE winds 5 to 10 kt. Waves 1 ft.
.MON...NE winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...S winds around 5 kt. Waves 1 ft.
.TUE...NE winds around 5 kt. Waves 1 ft.
.TUE NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.WED...E winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers
through the night.
.THU...E winds 10 to 15 kt. Waves 2 ft after midnight. A chance of
showers.

$$

ANZ530-040800-
Chesapeake Bay north of Pooles Island-
135 PM EDT Sun Aug 3 2025

.THIS AFTERNOON...NE winds 5 kt. Waves flat.
.TONIGHT...SE winds around 5 kt. Waves flat.
.MON...N winds around 5 kt. Waves flat.
.MON NIGHT...W winds around 5 kt. Waves flat.
.TUE...NE winds around 5 kt. Waves flat.
.TUE NIGHT...E winds 5 kt. Waves flat.
.WED...E winds 5 to 10 kt. Waves 1 ft.
.THU...E winds 5 to 10 kt. Waves 1 ft after midnight.

$$

ANZ531-040800-
Chesapeake Bay from Pooles Island to Sandy Point-
135 PM EDT Sun Aug 3 2025

.THIS AFTERNOON...NE winds 5 kt. Waves less than 1 ft.
.TONIGHT...E winds around 5 kt. Waves flat.
.MON...NE winds around 5 kt. Waves flat.
.MON NIGHT...SW winds around 5 kt. Waves flat.
.TUE...NE winds 5 kt. Waves less than 1 ft.
.TUE NIGHT...E winds 5 kt. Waves less than 1 ft.
.WED...E winds 5 to 10 kt. Waves 1 ft. A chance of showers after
midnight.
.THU...E winds 5 to 10 kt. Waves 1 ft after midnight. A chance of
showers.

$$

ANZ538-040800-
Patapsco River including Baltimore Harbor-
135 PM EDT Sun Aug 3 2025

.THIS AFTERNOON...E winds 5 kt. Waves flat.
.TONIGHT...SE winds around 5 kt. Waves flat.
.MON...NE winds around 5 kt. Waves flat.
.MON NIGHT...SW winds around 5 kt. Waves flat.
.TUE...NE winds around 5 kt. Waves 1 ft or less.
.TUE NIGHT...E winds around 5 kt. Waves 1 ft or less.
.WED...E winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the night.
.THU...E winds 5 to 10 kt. Waves 1 ft after midnight. A chance of
showers.

$$

ANZ539-040800-
Chester River to Queenstown MD-
135 PM EDT Sun Aug 3 2025

.THIS AFTERNOON...NE winds 5 kt. Waves flat.
.TONIGHT...E winds around 5 kt. Waves flat.
.MON...N winds around 5 kt. Waves flat.
.MON NIGHT...SW winds around 5 kt. Waves flat.
.TUE...NE winds around 5 kt. Waves flat.
.TUE NIGHT...E winds 5 kt. Waves flat.
.WED...E winds 5 to 10 kt. Waves 1 ft. A chance of showers after
midnight.
.THU...E winds 5 to 10 kt. Waves 1 ft after midnight. A chance of
showers.

$$

ANZ532-040800-
Chesapeake Bay from Sandy Point to North Beach-
135 PM EDT Sun Aug 3 2025

.THIS AFTERNOON...NE winds 5 kt. Waves less than 1 ft.
.TONIGHT...E winds around 5 kt. Waves 1 ft or less.
.MON...N winds around 5 kt. Waves flat.
.MON NIGHT...S winds around 5 kt. Waves flat.
.TUE...NE winds 5 kt. Waves less than 1 ft.
.TUE NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.WED...E winds 5 to 10 kt. Waves 1 ft. A chance of showers after
midnight.
.THU...E winds 10 to 15 kt. Waves 1 ft after midnight. A chance of
showers.

$$

ANZ540-040800-
Eastern Bay-
135 PM EDT Sun Aug 3 2025

.THIS AFTERNOON...NE winds 5 kt. Waves less than 1 ft.
.TONIGHT...E winds around 5 kt. Waves flat.
.MON...N winds around 5 kt. Waves flat.
.MON NIGHT...S winds around 5 kt. Waves flat.
.TUE...NE winds around 5 kt. Waves flat.
.TUE NIGHT...E winds 5 kt. Waves less than 1 ft.
.WED...E winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the night.
.THU...E winds 5 to 10 kt. Waves 1 ft after midnight. A chance of
showers.

$$

ANZ533-040800-
Chesapeake Bay from North Beach to Drum Point-
135 PM EDT Sun Aug 3 2025

.THIS AFTERNOON...NE winds 5 kt. Waves less than 1 ft.
.TONIGHT...E winds around 5 kt. Waves 1 ft.
.MON...N winds 5 kt. Waves less than 1 ft.
.MON NIGHT...S winds around 5 kt. Waves 1 ft or less.
.TUE...NE winds 5 kt. Waves less than 1 ft.
.TUE NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.WED...E winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the night.
.THU...E winds 10 to 15 kt. Waves 2 ft after midnight. A chance of
showers.

$$

ANZ541-040800-
Choptank River to Cambridge MD and the Little Choptank River-
135 PM EDT Sun Aug 3 2025

.THIS AFTERNOON...NE winds 5 kt. Waves less than 1 ft.
.TONIGHT...E winds around 5 kt. Waves 1 ft or less.
.MON...NE winds 5 kt. Waves less than 1 ft.
.MON NIGHT...S winds around 5 kt. Waves flat.
.TUE...NE winds around 5 kt. Waves flat.
.TUE NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.WED...E winds 5 to 10 kt. Waves 1 ft. A chance of showers after
midnight.
.THU...E winds 10 to 15 kt. Waves 1 ft after midnight. A chance of
showers.

$$

ANZ542-040800-
Patuxent River to Broomes Island MD-
135 PM EDT Sun Aug 3 2025

.THIS AFTERNOON...NE winds 5 kt. Waves less than 1 ft.
.TONIGHT...NE 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.
.TUE...NE winds around 5 kt. Waves 1 ft.
.TUE NIGHT...E winds 5 kt. Waves less than 1 ft.
.WED...E winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the night.
.THU...E winds 5 to 10 kt. Waves 1 ft after midnight. A chance of
showers.

$$

ANZ534-040800-
Chesapeake Bay from Drum Point to Smith Point-
135 PM EDT Sun Aug 3 2025

.THIS AFTERNOON...NE winds 10 kt. Waves 1 ft.
.TONIGHT...NE winds 5 to 10 kt. Waves 1 ft.
.MON...NE winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...E winds 5 kt. Waves less than 1 ft.
.TUE...NE winds 5 kt. Waves less than 1 ft.
.TUE NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.WED...E winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers
through the night.
.THU...E winds 10 to 15 kt. Waves 2 ft after midnight. A chance of
showers.

$$

ANZ543-040800-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
135 PM EDT Sun Aug 3 2025

.THIS AFTERNOON...NE winds 10 kt. Waves 1 ft.
.TONIGHT...NE winds 5 to 10 kt. Waves 1 ft.
.MON...NE winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...E winds 5 to 10 kt. Waves 1 ft or less.
.TUE...NE winds 5 to 10 kt. Waves 1 ft.
.TUE NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.WED...E winds 10 to 15 kt. Waves 1 ft. A chance of showers after
midnight.
.THU...E winds 10 to 15 kt. Waves 1 ft after midnight. A chance of
showers.

$$