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 200234
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
1033 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-
1033 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-
1033 PM EDT Thu Sep 19 2024

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

$$

ANZ536-200800-
Tidal Potomac from Indian Head to Cobb Island-
1033 PM EDT Thu Sep 19 2024

.REST OF 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 kt. Waves less than 1 ft.
.SAT...S 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 5 kt. Waves less than 1 ft.
.SUN NIGHT...E winds 5 kt. Waves less than 1 ft.
.MON...E winds 5 kt. Waves less than 1 ft.
.TUE...SE winds 5 kt. Waves less than 1 ft.

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

$$

ANZ537-200800-
Tidal Potomac from Cobb Island to Smith Point-
1033 PM EDT Thu Sep 19 2024

.REST OF TONIGHT...W 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...SE winds 5 to 10 kt. Waves 1 to 2 ft. A chance of
showers.
.SUN...E winds 5 to 10 kt. Waves 1 to 2 ft.
.SUN NIGHT...E winds 5 to 10 kt. Waves 2 ft.
.MON...E winds 5 to 10 kt. Waves 1 to 2 ft.
.TUE...E winds 5 to 10 kt. Waves 1 ft.

$$

ANZ530-200800-
Chesapeake Bay north of Pooles Island-
1033 PM EDT Thu Sep 19 2024

.REST OF TONIGHT...NE 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...SE winds 5 kt. Waves less than 1 ft.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.SUN...E winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.
.TUE...E winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the night.

$$

ANZ531-200800-
Chesapeake Bay from Pooles Island to Sandy Point-
1033 PM EDT Thu Sep 19 2024

.REST OF TONIGHT...N 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...SE winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.SUN...E winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.
.TUE...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the night.

$$

ANZ538-200800-
Patapsco River including Baltimore Harbor-
1033 PM EDT Thu Sep 19 2024

.REST OF TONIGHT...NW winds 5 kt. Waves flat.
.FRI...E 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 to 10 kt. Waves 1 ft. A chance of showers
and tstms.
.SUN...E winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...E winds 5 kt. Waves less than 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.
.TUE...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the night.

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

$$

ANZ539-200800-
Chester River to Queenstown MD-
1033 PM EDT Thu Sep 19 2024

.REST OF TONIGHT...SE winds 5 kt. Waves flat.
.FRI...NE winds 5 kt. Waves less than 1 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT...SE winds 5 kt. Waves less than 1 ft.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.SUN...E winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.
.TUE...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the night.

$$

ANZ532-200800-
Chesapeake Bay from Sandy Point to North Beach-
1033 PM EDT Thu Sep 19 2024

.REST OF TONIGHT...SW winds 5 kt. Waves flat.
.FRI...NE winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 2 ft. A chance of showers.
.SUN...E winds 10 kt. Waves 1 to 2 ft.
.SUN NIGHT...E winds 10 kt. Waves 1 ft.
.MON...E winds 10 kt. Waves 1 ft.
.TUE...SE winds 10 kt. Waves 1 ft. A chance of showers through the
night.

$$

ANZ540-200800-
Eastern Bay-
1033 PM EDT Thu Sep 19 2024

.REST OF TONIGHT...SE winds 5 kt. Waves flat.
.FRI...NE winds 5 kt. Waves less than 1 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.SUN...E winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.
.TUE...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the night.

$$

ANZ533-200800-
Chesapeake Bay from North Beach to Drum Point-
1033 PM EDT Thu Sep 19 2024

.REST OF TONIGHT...SW 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...SE winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...SE winds 10 kt. Waves 2 ft. A chance of showers.
.SUN...E winds 10 kt. Waves 1 to 2 ft.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 10 kt. Waves 1 to 2 ft.
.TUE...SE winds 5 to 10 kt. Waves 1 ft.

$$

ANZ541-200800-
Choptank River to Cambridge MD and the Little Choptank River-
1033 PM EDT Thu Sep 19 2024

.REST OF TONIGHT...SE 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...SE winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.SUN...E winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.
.TUE...SE winds 5 to 10 kt. Waves 1 ft.

$$

ANZ542-200800-
Patuxent River to Broomes Island MD-
1033 PM EDT Thu Sep 19 2024

.REST OF TONIGHT...W 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...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.SUN...E winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.
.TUE...SE winds 5 to 10 kt. Waves 1 ft.

$$

ANZ534-200800-
Chesapeake Bay from Drum Point to Smith Point-
1033 PM EDT Thu Sep 19 2024

.REST OF TONIGHT...E 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 ft.
.SAT NIGHT...SE winds 10 kt. Waves 2 ft. A chance of showers.
.SUN...E winds 10 to 15 kt. Waves 1 to 2 ft.
.SUN NIGHT...E winds 10 to 15 kt. Waves 2 ft.
.MON...E winds 10 kt. Waves 1 to 2 ft.
.TUE...E winds 5 to 10 kt. Waves 1 to 2 ft.

$$

ANZ543-200800-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
1033 PM EDT Thu Sep 19 2024

.REST OF TONIGHT...E 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...NE winds 5 to 10 kt...becoming W in the afternoon. Waves
1 ft.
.SAT NIGHT...SE winds 10 kt. Waves 1 ft. A chance of showers.
.SUN...E winds 10 kt. Waves 1 ft.
.SUN NIGHT...NE winds 10 kt. Waves 1 ft.
.MON...NE winds 10 kt. Waves 1 ft.
.TUE...E winds 5 to 10 kt. Waves 1 ft.

$$