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Barren Island, MD Coastal Forecast

FZUS51 KLWX 282034
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Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
434 PM EDT Wed May 28 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.

ANZ500-290800-
434 PM EDT Wed May 28 2025

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

An area of low pressure moves across the region through tonight.
This system exits offshore early Thursday, then a cold front tracks
through on Saturday. Additional Small Craft Advisories may be
needed for portions of the waters Friday night into Saturday.

$$

ANZ535-290800-
Tidal Potomac from Key Bridge to Indian Head-
434 PM EDT Wed May 28 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING...

.REST OF THIS AFTERNOON...E winds 10 kt with gusts to 20 kt. Waves
1 ft. Numerous showers. Patchy fog. Vsby 1 to 3 NM.
.TONIGHT...N winds 5 to 10 kt with gusts to 20 kt... becoming NW
late. Waves 1 ft. Numerous showers. Patchy fog. Vsby 1 to 3 NM.
.THU...W winds around 5 kt. Waves 1 ft. Patchy fog. Vsby 1 to 3 NM.
.THU NIGHT...SW winds around 5 kt. Waves 1 ft or less. A chance of
showers and tstms. Patchy fog.
.FRI...W winds around 5 kt...becoming S in the afternoon. Waves
1 ft. Showers with a chance of tstms. Patchy fog.
.FRI NIGHT...W winds 5 to 10 kt. Waves 1 ft. Showers likely with a
chance of tstms.
.SAT...W winds 5 to 10 kt. Waves 1 ft. Showers likely.
.SUN...W winds 5 to 10 kt...becoming light. Waves 1 ft.

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

$$

ANZ536-290800-
Tidal Potomac from Indian Head to Cobb Island-
434 PM EDT Wed May 28 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING...

.REST OF THIS AFTERNOON...E winds 15 kt with gusts to 25 kt. Waves
2 ft. Numerous showers. Patchy fog. Vsby 1 NM or less.
.TONIGHT...NE winds 5 to 10 kt with gusts to 20 kt... becoming NW
after midnight. Waves 1 to 2 ft. Scattered showers. Patchy fog. Vsby
1 NM or less.
.THU...SW winds around 5 kt. Waves 1 ft. Patchy fog. Vsby 1 to 3 NM.
.THU NIGHT...S winds around 5 kt. Waves 1 ft or less. A chance of
showers and tstms.
.FRI...S winds 5 to 10 kt. Waves 1 ft. Showers with a chance of
tstms. Patchy fog.
.FRI NIGHT...W winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft.
Showers likely with a chance of tstms.
.SAT...W winds 5 to 10 kt. Waves 1 ft. A chance of showers in the
morning. Showers likely through the night.
.SUN...W winds around 5 kt. Waves 1 ft.

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

$$

ANZ537-290800-
Tidal Potomac from Cobb Island to Smith Point-
434 PM EDT Wed May 28 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT THURSDAY...

.REST OF THIS AFTERNOON...E winds 20 kt with gusts to 25 kt. Waves
4 ft. Showers with isolated tstms. Patchy fog. Vsby 1 NM or less.
.TONIGHT...E winds 10 to 15 kt with gusts to 25 kt... becoming NW
with gusts to 20 kt in the late evening and overnight. Waves 3 ft...
subsiding to 1 ft after midnight. Scattered showers. Patchy fog.
Vsby 1 NM or less.
.THU...NW winds 5 to 10 kt...becoming SE late. Waves 1 ft.
.THU NIGHT...S winds 5 to 10 kt. Waves 1 ft or less. A chance of
showers and tstms.
.FRI...S winds 5 to 10 kt. Waves 1 ft or less. Showers with a chance
of tstms. Patchy fog.
.FRI NIGHT...SW winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft.
Showers likely with a chance of tstms.
.SAT...W winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers in
the morning. Showers likely through the night.
.SUN...W winds 5 to 10 kt...becoming S. Waves 1 ft.

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

$$

ANZ530-290800-
Chesapeake Bay north of Pooles Island-
434 PM EDT Wed May 28 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EDT THURSDAY...

.REST OF THIS AFTERNOON...E winds 15 kt with gusts to 25 kt. Waves
2 ft. Showers with isolated tstms. Patchy fog. Vsby 1 NM or less.
.TONIGHT...E winds 10 to 15 kt with gusts to 25 kt... becoming N
5 to 10 kt late. Waves 1 to 2 ft. Showers. Patchy fog. Vsby 1 NM or
less.
.THU...W winds 5 kt. Waves less than 1 ft. Patchy fog. Vsby 1 to
3 NM.
.THU NIGHT...SW winds around 5 kt. Waves 1 ft or less. A chance of
showers.
.FRI...SW winds 5 to 10 kt. Waves 1 ft. Showers likely with a chance
of tstms.
.FRI NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt. Waves 1 ft.
Showers likely with a chance of tstms.
.SAT...W winds 5 to 10 kt. Waves 1 ft. Showers likely.
.SUN...W winds 5 to 10 kt. Waves 1 ft.

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

$$

ANZ531-290800-
Chesapeake Bay from Pooles Island to Sandy Point-
434 PM EDT Wed May 28 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EDT THURSDAY...

.REST OF THIS AFTERNOON...E winds 20 kt with gusts to 25 kt. Waves
3 ft. Showers. Patchy fog. Vsby 1 NM or less.
.TONIGHT...E winds 10 to 15 kt with gusts to 25 kt... becoming N
5 to 10 kt after midnight. Waves 1 to 2 ft. Showers. Patchy fog.
Vsby 1 NM or less.
.THU...NW winds 5 to 10 kt...becoming S in the afternoon. Waves
1 ft. Patchy fog. Vsby 1 to 3 NM.
.THU NIGHT...S winds 5 to 10 kt. Waves 1 ft or less. A chance of
showers.
.FRI...SW winds 5 to 10 kt. Waves 1 ft or less. Showers likely with
a chance of tstms.
.FRI NIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft. Showers likely with a chance of tstms.
.SAT...W winds 5 to 10 kt. Waves 1 to 2 ft. Showers likely.
.SUN...W winds 5 to 10 kt. Waves 1 ft or less.

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

$$

ANZ538-290800-
Patapsco River including Baltimore Harbor-
434 PM EDT Wed May 28 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING...

.REST OF THIS AFTERNOON...E winds 15 kt with gusts to 25 kt. Waves
2 ft. Showers. Patchy fog. Vsby 1 to 3 NM.
.TONIGHT...E winds 10 to 15 kt with gusts to 20 kt... becoming N
5 to 10 kt after midnight. Waves 1 to 2 ft. Showers. Patchy fog.
Vsby 1 to 3 NM.
.THU...W winds 5 kt. Waves flat. Patchy fog. Vsby 1 to 3 NM.
.THU NIGHT...S winds around 5 kt. Waves flat. A chance of showers.
.FRI...SW winds 5 to 10 kt. Waves 1 ft or less. Showers likely with
a chance of tstms.
.FRI NIGHT...W winds 5 to 10 kt. Waves 1 ft. Showers likely with a
chance of tstms.
.SAT...W winds 5 to 10 kt. Waves 1 ft. Showers likely.
.SUN...W winds 5 to 10 kt. Waves 1 ft or less.

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

$$

ANZ539-290800-
Chester River to Queenstown MD-
434 PM EDT Wed May 28 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EDT THURSDAY...

.REST OF THIS AFTERNOON...E winds 15 kt with gusts to 25 kt. Waves
2 ft. Showers with isolated tstms. Patchy fog. Vsby 1 NM or less.
.TONIGHT...E winds 10 to 15 kt with gusts to 25 kt... becoming N
5 to 10 kt after midnight. Waves 1 to 2 ft. Showers. Patchy fog.
Vsby 1 NM or less.
.THU...NW winds 5 to 10 kt...becoming S late. Waves 1 ft. Patchy
fog. Vsby 1 to 3 NM.
.THU NIGHT...S winds around 5 kt. Waves 1 ft or less. A chance of
showers. Patchy fog.
.FRI...SW winds 5 to 10 kt. Waves 1 ft or less. Showers likely with
a chance of tstms. Patchy fog.
.FRI NIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft. Showers likely with a chance of tstms.
.SAT...W winds 5 to 10 kt. Waves 1 to 2 ft. Showers likely.
.SUN...W winds 5 to 10 kt. Waves 1 ft or less.

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

$$

ANZ532-290800-
Chesapeake Bay from Sandy Point to North Beach-
434 PM EDT Wed May 28 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EDT THURSDAY...

.REST OF THIS AFTERNOON...E winds 20 kt with gusts to 25 kt. Waves
3 ft. Showers. Patchy fog. Vsby 1 to 3 NM.
.TONIGHT...E winds 15 to 20 kt with gusts to 25 kt... becoming N
5 to 10 kt after midnight. Waves 3 ft...subsiding to 1 ft after
midnight. Numerous showers. Patchy fog. Vsby 1 NM or less.
.THU...NW winds 5 to 10 kt...becoming S in the afternoon. Waves
1 ft. Patchy fog. Vsby 1 to 3 NM.
.THU NIGHT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers.
Patchy fog.
.FRI...S winds 5 to 10 kt. Waves 1 ft or less. Showers likely with a
chance of tstms. Patchy fog.
.FRI NIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
Showers likely with a chance of tstms.
.SAT...W winds 10 kt. Waves 1 to 2 ft. Showers likely.
.SUN...W winds 5 to 10 kt. Waves 1 ft.

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

$$

ANZ540-290800-
Eastern Bay-
434 PM EDT Wed May 28 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EDT THURSDAY...

.REST OF THIS AFTERNOON...E winds 20 kt with gusts to 25 kt. Waves
2 ft. Showers with isolated tstms. Patchy fog. Vsby 1 NM or less.
.TONIGHT...E winds 10 to 15 kt with gusts to 25 kt... becoming N
5 to 10 kt after midnight. Waves 1 to 2 ft. Numerous showers. Patchy
fog. Vsby 1 NM or less.
.THU...W winds 5 to 10 kt...becoming S late. Waves 1 ft. Patchy fog.
Vsby 1 to 3 NM.
.THU NIGHT...S winds 5 kt. Waves flat. A chance of showers. Patchy
fog.
.FRI...S winds 5 to 10 kt. Waves 1 ft or less. Showers likely with a
chance of tstms. Patchy fog.
.FRI NIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft. Showers likely with a chance of tstms.
.SAT...W winds 5 to 10 kt. Waves 1 to 2 ft. Showers likely.
.SUN...W winds 5 to 10 kt. Waves 1 ft or less.

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

$$

ANZ533-290800-
Chesapeake Bay from North Beach to Drum Point-
434 PM EDT Wed May 28 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EDT THURSDAY...

.REST OF THIS AFTERNOON...E winds 20 kt with gusts to 25 kt. Waves
3 ft. Showers with isolated tstms. Patchy fog. Vsby 1 NM or less.
.TONIGHT...E winds 15 to 20 kt with gusts to 25 kt... becoming N
5 to 10 kt in the late evening and early morning, then becoming NW
late. Waves 3 ft...subsiding to 1 ft after midnight. Numerous
showers. Areas of fog. Vsby 1 NM or less.
.THU...NW winds 5 to 10 kt...becoming SE in the afternoon. Waves
1 ft. Patchy fog. Vsby 1 to 3 NM.
.THU NIGHT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms. Patchy fog.
.FRI...S winds 5 to 10 kt. Waves 1 ft or less. Showers likely with a
chance of tstms. Patchy fog.
.FRI NIGHT...SW winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft.
Showers likely with a chance of tstms.
.SAT...W winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers in
the morning. Showers likely through the night.
.SUN...W winds 5 to 10 kt...becoming SW. Waves 1 ft.

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

$$

ANZ541-290800-
Choptank River to Cambridge MD and the Little Choptank River-
434 PM EDT Wed May 28 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EDT THURSDAY...

.REST OF THIS AFTERNOON...E winds 20 kt with gusts to 25 kt. Waves
2 ft. Showers with isolated tstms. Patchy fog. Vsby 1 NM or less.
.TONIGHT...E winds 15 kt with gusts to 25 kt...becoming NE 5 to
10 kt in the late evening and early morning, then becoming NW late.
Waves 1 to 2 ft. Scattered showers. Areas of fog. Vsby 1 NM or less.
.THU...W winds 5 to 10 kt...becoming S late. Waves 1 ft. Patchy fog.
Vsby 1 to 3 NM.
.THU NIGHT...S winds 5 kt. Waves less than 1 ft. A chance of showers
and tstms. Patchy fog.
.FRI...S winds 5 to 10 kt. Waves 1 ft or less. Showers likely with a
chance of tstms. Patchy fog.
.FRI NIGHT...SW winds 10 to 15 kt. Gusts up to 25 kt after midnight.
Waves 2 ft. Showers likely with a chance of tstms.
.SAT...W winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers in
the morning. Showers likely through the night.
.SUN...W winds 5 to 10 kt...becoming SW. Waves 1 ft.

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

$$

ANZ542-290800-
Patuxent River to Broomes Island MD-
434 PM EDT Wed May 28 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING...

.REST OF THIS AFTERNOON...E winds 15 kt with gusts to 25 kt. Waves
1 ft. Showers with isolated tstms. Patchy fog. Vsby 1 NM or less.
.TONIGHT...E winds 10 to 15 kt with gusts to 25 kt... becoming NW
5 to 10 kt in the late evening and overnight. Waves 1 ft. Numerous
showers. Areas of fog. Vsby 1 NM or less.
.THU...W winds 5 to 10 kt...becoming S late. Waves 1 ft.
.THU NIGHT...S winds around 5 kt. Waves 1 ft. A chance of showers
and tstms. Patchy fog.
.FRI...S winds 5 to 10 kt. Waves 1 ft. Showers with a chance of
tstms. Patchy fog.
.FRI NIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
Showers likely with a chance of tstms.
.SAT...W winds 5 to 10 kt. Waves 1 ft. A chance of showers in the
morning. Showers likely through the night.
.SUN...W winds 5 kt. Waves less than 1 ft.

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

$$

ANZ534-290800-
Chesapeake Bay from Drum Point to Smith Point-
434 PM EDT Wed May 28 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT THURSDAY...

.REST OF THIS AFTERNOON...SE winds 20 kt with gusts to 30 kt. Waves
4 ft. Showers with isolated tstms. Patchy fog. Vsby 1 NM or less.
.TONIGHT...SE winds 15 to 20 kt with gusts to 25 kt... becoming SW
10 to 15 kt with gusts to 20 kt late in the evening, then becoming
NW with gusts to 20 kt after midnight. Waves 4 ft...subsiding to
2 ft after midnight. Numerous showers. Patchy fog. Vsby 1 NM or
less.
.THU...W winds 5 to 10 kt...becoming S late. Waves 1 to 2 ft.
.THU NIGHT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.
.FRI...SW winds 5 kt...becoming S 10 to 15 kt in the afternoon.
Waves 1 to 2 ft. Showers likely with a chance of tstms. Patchy fog.
.FRI NIGHT...SW winds 15 to 20 kt with gusts to 25 kt. Waves 2 to
3 ft. Showers likely with a chance of tstms.
.SAT...W winds 10 to 15 kt. Waves 2 to 3 ft. A chance of showers in
the morning. Showers likely through the night.
.SUN...W winds 5 to 10 kt...becoming S. Waves 1 to 2 ft.

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

$$

ANZ543-290800-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
434 PM EDT Wed May 28 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT THURSDAY...

.REST OF THIS AFTERNOON...SE winds 20 kt with gusts to 30 kt. Waves
3 ft. Showers with isolated tstms. Patchy fog. Vsby 1 NM or less.
.TONIGHT...SE winds 15 to 20 kt with gusts to 25 kt... becoming W
10 to 15 kt with gusts to 20 kt after midnight. Waves 1 to 2 ft.
Showers. Patchy fog. Vsby 1 NM or less.
.THU...NW winds 10 to 15 kt...becoming SW 5 kt late. Waves 1 ft.
Patchy fog. Vsby 1 to 3 NM.
.THU NIGHT...S winds 5 kt. Waves less than 1 ft. A chance of showers
and tstms.
.FRI...SW winds 5 kt...becoming S 10 to 15 kt in the afternoon.
Waves 1 ft. Showers likely with a chance of tstms. Patchy fog.
.FRI NIGHT...SW winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft.
Showers likely with a chance of tstms.
.SAT...W winds 15 to 20 kt. Waves 1 to 2 ft. A chance of showers.
.SUN...W winds 5 to 10 kt...becoming S. Waves 1 ft.

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

$$



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