100
FZUS51 KLWX 181734
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
134 PM EDT Thu Jul 18 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.

ANZ500-190800-
134 PM EDT Thu Jul 18 2024

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

A cold front will continue to push south of the area today before
stalling Friday as high pressure builds to the north. The front will
 gradually lift back to the north this weekend into early next week.
 Small Craft Advisories are in effect for a bulk of the Chesapeake
Bay and lower tidal Potomac for northerly channeling late tonight
into Friday morning.

$$

ANZ535-190800-
Tidal Potomac from Key Bridge to Indian Head-
134 PM EDT Thu Jul 18 2024

.THIS AFTERNOON...N winds 5 kt. Waves less than 1 ft. Scattered
showers with isolated tstms.
.TONIGHT...N winds 5 kt. Waves less than 1 ft.
.FRI...NE winds 5 to 10 kt...becoming SE late. Waves 1 ft.
.FRI NIGHT...S winds around 5 kt. Waves 1 ft.
.SAT...SE winds around 5 kt. Waves 1 ft. A chance of showers.
.SAT NIGHT...SW winds around 5 kt. Waves 1 ft or less. A chance of
showers.
.SUN...SW winds around 5 kt. Waves 1 ft or less. A chance of
showers. A chance of tstms through the night.
.MON...S winds around 5 kt. Waves 1 ft or less. A chance of showers
and tstms.

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

$$

ANZ536-190800-
Tidal Potomac from Indian Head to Cobb Island-
134 PM EDT Thu Jul 18 2024

.THIS AFTERNOON...N winds 5 kt. Waves less than 1 ft. Scattered
showers with isolated tstms.
.TONIGHT...S winds 5 kt...becoming N late. Waves 1 ft. Scattered
showers.
.FRI...NE winds 5 to 10 kt...becoming E late. Waves 1 ft.
.FRI NIGHT...SE winds around 5 kt. Waves 1 ft.
.SAT...SE winds around 5 kt. Waves 1 ft. A chance of showers and
tstms.
.SAT NIGHT...N winds around 5 kt. Waves 1 ft. A chance of showers.
.SUN...S winds around 5 kt. Waves 1 ft or less. A chance of showers.
A chance of tstms through the night.
.MON...S winds 5 kt. Waves less than 1 ft. A chance of showers. A
chance of tstms.

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

$$

ANZ537-190800-
Tidal Potomac from Cobb Island to Smith Point-
134 PM EDT Thu Jul 18 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH
FRIDAY MORNING...

.THIS AFTERNOON...N winds 5 kt. Waves less than 1 ft. Numerous
showers and scattered tstms.
.TONIGHT...N winds 5 to 10 kt. Waves 1 ft. Scattered showers and
tstms.
.FRI...NE winds 10 to 15 kt with gusts to 20 kt... becoming E 5 kt
late. Waves 1 to 2 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.
.SAT NIGHT...E winds 5 to 10 kt...becoming NW after midnight. Waves
1 ft. Showers likely with a chance of tstms.
.SUN...S winds around 5 kt. Waves 1 ft or less. A chance of showers.
A chance of tstms.
.MON...S winds 5 to 10 kt. Waves 1 ft or less. A chance of tstms.

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

$$

ANZ530-190800-
Chesapeake Bay north of Pooles Island-
134 PM EDT Thu Jul 18 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH
FRIDAY MORNING...

.THIS AFTERNOON...N winds 5 to 10 kt. Waves 1 ft. Isolated showers.
.TONIGHT...NE winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.FRI...NE winds 10 to 15 kt with gusts to 20 kt... becoming N around
5 kt in the afternoon. Waves 1 ft.
.FRI NIGHT...SE winds around 5 kt. Waves flat.
.SAT...SE winds 5 to 10 kt. Waves flat.
.SAT NIGHT...S winds 5 to 10 kt...becoming NW after midnight. Waves
flat. A chance of showers.
.SUN...SW winds around 5 kt. Waves flat. A chance of showers.
.MON...S winds around 5 kt. Waves flat. A chance of showers and
tstms.

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

$$

ANZ531-190800-
Chesapeake Bay from Pooles Island to Sandy Point-
134 PM EDT Thu Jul 18 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH
FRIDAY MORNING...

.THIS AFTERNOON...N winds 5 to 10 kt. Waves 1 ft. Isolated showers
and tstms.
.TONIGHT...NE winds 5 to 10 kt...increasing to 15 to 20 kt late.
Waves 1 to 2 ft.
.FRI...NE winds 10 to 15 kt with gusts to 20 kt... becoming E 5 kt
late. Waves 1 to 2 ft.
.FRI NIGHT...SE winds around 5 kt. Waves flat.
.SAT...S winds 5 to 10 kt. Waves 1 ft or less. A chance of showers.
.SAT NIGHT...S winds 5 to 10 kt...becoming NW after midnight. Waves
1 ft. A chance of showers.
.SUN...S winds around 5 kt. Waves 1 ft or less. A chance of showers.
A chance of tstms through the night.
.MON...S winds 5 to 10 kt. Waves 1 ft or less. A chance of showers
and tstms.

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

$$

ANZ538-190800-
Patapsco River including Baltimore Harbor-
134 PM EDT Thu Jul 18 2024

.THIS AFTERNOON...NE winds 5 kt. Waves less than 1 ft. Isolated
showers.
.TONIGHT...NE winds 5 to 10 kt. Waves 1 ft or less.
.FRI...NE winds 5 to 10 kt...becoming SE late. Waves 1 ft.
.FRI NIGHT...S winds around 5 kt. Waves flat.
.SAT...S winds 5 to 10 kt. Waves 1 ft or less. A chance of showers.
.SAT NIGHT...SW winds around 5 kt. Waves 1 ft or less. A chance of
showers.
.SUN...S winds 5 kt. Waves flat. A chance of showers. A chance of
tstms through the night.
.MON...S winds 5 kt. Waves flat. A chance of showers and tstms.

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

$$

ANZ539-190800-
Chester River to Queenstown MD-
134 PM EDT Thu Jul 18 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH
FRIDAY MORNING...

.THIS AFTERNOON...N winds 5 to 10 kt. Waves 1 ft. Scattered showers
with isolated tstms.
.TONIGHT...NE winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.FRI...NE winds 10 to 15 kt with gusts to 20 kt... becoming N 5 kt
in the afternoon. Waves 1 ft.
.FRI NIGHT...SE winds 5 kt. Waves flat.
.SAT...S winds 5 to 10 kt. Waves 1 ft or less. A chance of showers.
.SAT NIGHT...SE winds 5 to 10 kt...becoming N after midnight. Waves
1 ft or less. A chance of showers.
.SUN...SW winds 5 kt. Waves flat. A chance of showers. A chance of
tstms through the night.
.MON...S winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms.

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

$$

ANZ532-190800-
Chesapeake Bay from Sandy Point to North Beach-
134 PM EDT Thu Jul 18 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH
FRIDAY MORNING...

.THIS AFTERNOON...N winds 10 kt. Waves 1 ft. Scattered showers with
isolated tstms.
.TONIGHT...NE winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft.
.FRI...NE winds 10 to 15 kt with gusts to 20 kt... diminishing to
5 kt late. Waves 1 to 2 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT...S winds 5 to 10 kt. Waves 1 ft or less. A chance of showers.
.SAT NIGHT...SE winds 5 to 10 kt...becoming NW after midnight. Waves
1 ft. Showers likely.
.SUN...S winds 5 kt. Waves less than 1 ft. A chance of showers. A
chance of tstms through the night.
.MON...S winds 5 to 10 kt. Waves 1 ft or less. A chance of showers
and tstms.

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

$$

ANZ540-190800-
Eastern Bay-
134 PM EDT Thu Jul 18 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH
FRIDAY MORNING...

.THIS AFTERNOON...N winds 10 kt. Waves 1 ft. Scattered showers with
isolated tstms.
.TONIGHT...NE winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
Scattered showers.
.FRI...NE winds 10 to 15 kt with gusts to 20 kt... becoming N 5 kt
in the afternoon. Waves 1 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves flat.
.SAT...SE winds 5 to 10 kt. Waves 1 ft or less. A chance of showers.
.SAT NIGHT...SE winds 5 to 10 kt...becoming NE after midnight. Waves
1 ft or less. Showers likely.
.SUN...SW winds 5 kt. Waves flat. A chance of showers. A chance of
tstms through the night.
.MON...S winds 5 to 10 kt. Waves 1 ft or less. A chance of showers
and tstms.

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

$$

ANZ533-190800-
Chesapeake Bay from North Beach to Drum Point-
134 PM EDT Thu Jul 18 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH
FRIDAY MORNING...

.THIS AFTERNOON...N winds 5 to 10 kt. Waves 1 ft. Scattered showers
with isolated tstms.
.TONIGHT...E winds 5 kt...becoming NW 10 to 15 kt with gusts to
20 kt after midnight. Waves 1 to 2 ft. Scattered showers.
.FRI...NE winds 15 to 20 kt...becoming N 5 to 10 kt in the
afternoon. Waves 1 to 2 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.SAT NIGHT...SE winds 5 to 10 kt...becoming N after midnight. Waves
1 ft. Showers likely.
.SUN...S winds 5 kt. Waves less than 1 ft. A chance of showers. A
chance of tstms through the night.
.MON...S winds 5 to 10 kt. Waves 1 ft or less. A chance of showers
and tstms.

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

$$

ANZ541-190800-
Choptank River to Cambridge MD and the Little Choptank River-
134 PM EDT Thu Jul 18 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH
FRIDAY MORNING...

.THIS AFTERNOON...N winds 5 to 10 kt. Waves 1 ft. Scattered showers
with isolated tstms.
.TONIGHT...E winds 5 kt...becoming NW 10 to 15 kt with gusts to
20 kt after midnight. Waves 1 ft. Scattered showers.
.FRI...NE winds 10 to 15 kt with gusts to 20 kt... becoming N 5 kt
in the afternoon. Waves 1 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves flat.
.SAT...SE winds 5 to 10 kt. Waves 1 ft or less. A chance of showers.
.SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. Showers likely.
.SUN...SW winds 5 kt. Waves flat. A chance of showers. A chance of
tstms through the night.
.MON...S winds 5 to 10 kt. Waves 1 ft or less. A chance of showers
and tstms.

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

$$

ANZ542-190800-
Patuxent River to Broomes Island MD-
134 PM EDT Thu Jul 18 2024

.THIS AFTERNOON...N winds 5 to 10 kt. Waves 1 ft. Scattered showers
with isolated tstms.
.TONIGHT...N winds 5 to 10 kt. Waves 1 ft. Scattered showers.
.FRI...NE winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...SE winds 5 kt. Waves less than 1 ft.
.SAT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.SAT NIGHT...E winds 5 to 10 kt...becoming N after midnight. Waves
1 ft. Showers likely.
.SUN...S winds around 5 kt. Waves 1 ft. A chance of showers. A
chance of tstms through the night.
.MON...S winds 5 kt. Waves less than 1 ft. A chance of tstms.

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

$$

ANZ534-190800-
Chesapeake Bay from Drum Point to Smith Point-
134 PM EDT Thu Jul 18 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH
FRIDAY MORNING...

.THIS AFTERNOON...N winds 5 to 10 kt. Waves 1 ft. Scattered showers
and tstms.
.TONIGHT...E winds 5 to 10 kt...becoming W after midnight, then
becoming N 10 to 15 kt with gusts to 20 kt late. Waves 1 to 2 ft.
Scattered showers. Vsby 1 NM or less.
.FRI...NE winds 10 to 15 kt with gusts to 20 kt... diminishing to
5 kt late. Waves 2 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.SAT NIGHT...SE winds 5 to 10 kt...becoming NW after midnight. Waves
1 ft. Showers likely with a chance of tstms.
.SUN...N winds 5 to 10 kt...becoming S. Waves 1 ft. A chance of
showers. A chance of tstms through the night.
.MON...S winds 5 to 10 kt. Waves 1 ft. A chance of tstms.

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

$$

ANZ543-190800-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
134 PM EDT Thu Jul 18 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH
FRIDAY MORNING...

.THIS AFTERNOON...NW winds 5 kt. Waves less than 1 ft. Scattered
showers and tstms. Vsby 1 NM or less.
.TONIGHT...E winds 5 to 10 kt...becoming NW after midnight. Gusts up
to 20 kt late. Waves 1 ft. Scattered showers. Vsby 1 NM or less.
.FRI...NE winds 10 to 15 kt with gusts to 20 kt... diminishing to
5 kt late. Waves 1 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.SAT NIGHT...SE winds 5 to 10 kt...becoming NW after midnight. Waves
1 ft. Showers likely with a chance of tstms.
.SUN...N winds 5 to 10 kt...becoming SW. Waves 1 ft or less. A
chance of showers. A chance of tstms through the night.
.MON...S winds 5 to 10 kt. Waves 1 ft. A chance of tstms.

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

$$