National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Coastal Waters Forecast
Issued by NWS Sterling, VA

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FZUS51 KLWX 191735
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
135 PM EDT Thu Sep 19 2024

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.

ANZ500-200800-
135 PM EDT Thu Sep 19 2024

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

Low pressure will remain off the coast while high pressure builds
in from the north through Saturday. A weak backdoor cold front may
push into the area by Sunday with an additional series of fronts set
 to impact the region early next week. Small Craft Advisories may be
 needed for portions of the waters late Saturday through Monday.

$$

ANZ535-200800-
Tidal Potomac from Key Bridge to Indian Head-
135 PM EDT Thu Sep 19 2024

.THIS AFTERNOON...N winds 5 kt. Waves less than 1 ft.
.TONIGHT...NW winds around 5 kt. Waves 1 ft.
.FRI...NE winds around 5 kt. Waves 1 ft.
.FRI NIGHT...SE winds around 5 kt. Waves 1 ft.
.SAT...SE winds 5 kt. Waves less than 1 ft.
.SAT NIGHT...SE winds 5 kt. Waves less than 1 ft. A chance of
showers and tstms.
.SUN...E winds around 5 kt. Waves 1 ft.
.MON...E winds around 5 kt. Waves 1 ft.

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

$$

ANZ536-200800-
Tidal Potomac from Indian Head to Cobb Island-
135 PM EDT Thu Sep 19 2024

.THIS AFTERNOON...NW winds 5 kt. Waves less than 1 ft.
.TONIGHT...NW winds around 5 kt. Waves 1 ft.
.FRI...NE winds 5 kt. Waves less than 1 ft.
.FRI NIGHT...SE winds 5 kt. Waves less than 1 ft.
.SAT...SE winds 5 kt. Waves less than 1 ft.
.SAT NIGHT...SE winds 5 kt. Waves less than 1 ft. A chance of
showers.
.SUN...E winds 5 kt. Waves less than 1 ft.
.MON...E winds 5 kt. Waves less than 1 ft.

$$

ANZ537-200800-
Tidal Potomac from Cobb Island to Smith Point-
135 PM EDT Thu Sep 19 2024

.THIS AFTERNOON...N winds 10 kt. Waves 1 ft.
.TONIGHT...NW winds 5 kt. Waves less than 1 ft.
.FRI...NE winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...E winds 5 to 10 kt. Waves 2 ft.
.SAT...E winds 5 to 10 kt. Waves 1 to 2 ft.
.SAT NIGHT...E winds 5 to 10 kt. Waves 2 ft. A chance of showers.
.SUN...E winds 5 to 10 kt. Waves 2 ft.
.MON...E winds 5 to 10 kt. Waves 2 ft.

$$

ANZ530-200800-
Chesapeake Bay north of Pooles Island-
135 PM EDT Thu Sep 19 2024

.THIS AFTERNOON...N winds 5 kt. Waves less than 1 ft.
.TONIGHT...N winds 5 kt. Waves less than 1 ft.
.FRI...NE winds 5 kt. Waves less than 1 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT...E winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.SUN...E winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.

$$

ANZ531-200800-
Chesapeake Bay from Pooles Island to Sandy Point-
135 PM EDT Thu Sep 19 2024

.THIS AFTERNOON...N winds 5 kt. Waves less than 1 ft.
.TONIGHT...N winds 5 kt. Waves less than 1 ft.
.FRI...NE winds 5 kt. Waves less than 1 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT...E winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.SUN...E winds 5 to 10 kt. Waves 1 to 2 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.

$$

ANZ538-200800-
Patapsco River including Baltimore Harbor-
135 PM EDT Thu Sep 19 2024

.THIS AFTERNOON...NE winds 5 kt. Waves less than 1 ft.
.TONIGHT...N winds 5 kt. Waves flat.
.FRI...E winds 5 kt. Waves less than 1 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT...E winds 5 kt. Waves less than 1 ft.
.SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.
.SUN...E winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.

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

$$

ANZ539-200800-
Chester River to Queenstown MD-
135 PM EDT Thu Sep 19 2024

.THIS AFTERNOON...N winds 5 kt. Waves less than 1 ft.
.TONIGHT...N winds 5 kt. Waves less than 1 ft.
.FRI...NE winds 5 kt. Waves less than 1 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT...E winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.SUN...E winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.

$$

ANZ532-200800-
Chesapeake Bay from Sandy Point to North Beach-
135 PM EDT Thu Sep 19 2024

.THIS AFTERNOON...N winds 5 to 10 kt. Waves 1 ft.
.TONIGHT...NW winds 5 kt. Waves less than 1 ft.
.FRI...NE winds 5 kt. Waves less than 1 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT...E winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...SE winds 10 kt. Waves 1 ft. A chance of showers.
.SUN...E winds 10 kt. Waves 1 to 2 ft.
.MON...E winds 10 kt. Waves 1 to 2 ft.

$$

ANZ540-200800-
Eastern Bay-
135 PM EDT Thu Sep 19 2024

.THIS AFTERNOON...N winds 5 to 10 kt. Waves 1 ft.
.TONIGHT...SE winds 5 kt. Waves less than 1 ft.
.FRI...N winds 5 kt. Waves less than 1 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT...E winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.SUN...E winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.

$$

ANZ533-200800-
Chesapeake Bay from North Beach to Drum Point-
135 PM EDT Thu Sep 19 2024

.THIS AFTERNOON...N winds 10 kt. Waves 1 ft.
.TONIGHT...W winds 5 kt. Waves less than 1 ft.
.FRI...NE winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT...E winds 5 to 10 kt. Waves 1 to 2 ft.
.SAT NIGHT...SE winds 10 kt. Waves 2 ft. A chance of showers.
.SUN...E winds 5 to 10 kt. Waves 2 ft.
.MON...E winds 10 kt. Waves 2 ft.

$$

ANZ541-200800-
Choptank River to Cambridge MD and the Little Choptank River-
135 PM EDT Thu Sep 19 2024

.THIS AFTERNOON...N winds 10 kt. Waves 1 ft.
.TONIGHT...SE winds 5 kt. Waves less than 1 ft.
.FRI...N winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.SAT...E winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.SUN...E winds 10 to 15 kt. Waves 1 to 2 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.

$$

ANZ542-200800-
Patuxent River to Broomes Island MD-
135 PM EDT Thu Sep 19 2024

.THIS AFTERNOON...N winds 10 kt. Waves 1 ft.
.TONIGHT...NW winds 5 kt. Waves less than 1 ft.
.FRI...NE winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.SAT...E winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.SUN...E winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.

$$

ANZ534-200800-
Chesapeake Bay from Drum Point to Smith Point-
135 PM EDT Thu Sep 19 2024

.THIS AFTERNOON...NW winds 10 kt. Waves 2 ft.
.TONIGHT...NE winds 5 to 10 kt...becoming SW after midnight. Waves
1 to 2 ft.
.FRI...NE winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...E winds 5 to 10 kt. Waves 2 ft.
.SAT...NE winds 5 to 10 kt. Waves 2 ft.
.SAT NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.SUN...E winds 10 to 15 kt. Waves 2 ft.
.MON...E winds 10 kt. Waves 2 ft.

$$

ANZ543-200800-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
135 PM EDT Thu Sep 19 2024

.THIS AFTERNOON...NW winds 10 kt. Waves 1 ft.
.TONIGHT...N winds 5 to 10 kt...becoming E in the late evening and
early morning, then becoming N late. Waves 1 ft.
.FRI...NE winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.SAT...N winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...E winds 10 kt. Waves 1 ft.
.SUN...E winds 10 to 15 kt. Waves 1 to 2 ft.
.MON...NE winds 10 kt. Waves 1 to 2 ft.

$$