256
FZUS51 KLWX 271008
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
608 AM EDT Fri Sep 27 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.

ANZ500-272000-
608 AM EDT Fri Sep 27 2024

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

The remnants of Helene spiral around an upper low to the southwest
this weekend into early next week. Turning drier with high pressure
by the middle of next week. Small Craft Advisories may be needed at
times Friday through the weekend.

$$

ANZ535-272000-
Tidal Potomac from Key Bridge to Indian Head-
608 AM EDT Fri Sep 27 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON
THROUGH LATE TONIGHT...

.TODAY...E winds 5 to 10 kt. Gusts up to 25 kt. Waves 1 ft.
Scattered showers this morning, then numerous showers with isolated
tstms this afternoon. Patchy fog this afternoon. Vsby 1 to 3 NM this
morning.
.TONIGHT...E winds 10 to 15 kt with gusts to 20 kt... becoming SE
5 kt late. Waves 1 ft. Showers. Patchy fog.
.SAT...S winds 5 kt. Waves less than 1 ft.
.SAT NIGHT...E winds around 5 kt. Waves 1 ft.
.SUN...E winds 5 to 10 kt. Waves 1 ft. Scattered showers.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. Numerous showers.
.MON...NE winds 5 kt. Waves less than 1 ft. Numerous showers.
.TUE...N winds 5 kt. Waves less than 1 ft. A chance of showers.

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

$$

ANZ536-272000-
Tidal Potomac from Indian Head to Cobb Island-
608 AM EDT Fri Sep 27 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON
THROUGH LATE TONIGHT...

.TODAY...E winds 5 to 10 kt with gusts to 25 kt... increasing to
15 kt with gusts to 25 kt late. Waves 1 to 2 ft. Scattered showers
this morning, then showers with isolated tstms this afternoon.
Patchy fog. Vsby 1 to 3 NM this morning.
.TONIGHT...SE winds 15 to 20 kt with gusts to 25 kt... becoming S
5 to 10 kt late. Waves 1 to 2 ft. Numerous showers and scattered
tstms. Patchy fog.
.SAT...S winds 5 kt. Waves less than 1 ft.
.SAT NIGHT...SE winds 5 kt. Waves less than 1 ft.
.SUN...E winds 5 kt. Waves less than 1 ft. Scattered showers.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. Numerous showers.
.MON...E winds 5 to 10 kt. Waves 1 ft. Numerous showers .
.TUE...N winds 5 to 10 kt. Waves 1 ft. A chance of showers.

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

$$

ANZ537-272000-
Tidal Potomac from Cobb Island to Smith Point-
608 AM EDT Fri Sep 27 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON
THROUGH LATE TONIGHT...

.TODAY...E winds 10 to 15 kt with gusts to 25 kt...becoming SE 20 kt
with gusts to 25 kt late. Waves 1 to 2 ft... building to 3 ft late.
Isolated showers this morning, then scattered showers and tstms this
afternoon. Patchy fog this afternoon. Vsby 1 to 3 NM this morning.
.TONIGHT...SE winds 15 to 20 kt with gusts to 25 kt... becoming S
5 to 10 kt late. Waves 2 to 3 ft. Numerous showers and scattered
tstms. Patchy fog.
.SAT...S winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SUN...SE winds 5 to 10 kt. Waves 1 ft. Scattered showers.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. Scattered showers.
.MON...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.TUE...N winds 5 to 10 kt. Waves 1 ft. A chance of showers.

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

$$

ANZ530-272000-
Chesapeake Bay north of Pooles Island-
608 AM EDT Fri Sep 27 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM EDT THIS AFTERNOON
THROUGH LATE TONIGHT...

.TODAY...E winds 5 to 10 kt. Gusts up to 20 kt this afternoon. Waves
1 ft. Patchy fog this morning. Scattered showers this morning, then
numerous showers this afternoon. Vsby 1 to 3 NM this morning.
.TONIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
Showers. Patchy fog.
.SAT...SE winds 5 to 10 kt. Waves 1 ft. Scattered showers.
.SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. Scattered showers.
.SUN...E winds 10 kt. Waves 1 ft. Scattered showers.
.SUN NIGHT...NE winds 10 to 15 kt. Waves 1 ft. Scattered showers.
.MON...NE winds 10 to 15 kt. Waves 1 ft. A chance of showers through
the day, then showers likely through the night.
.TUE...NE winds 5 to 10 kt. Waves 1 ft. Showers likely in the
morning, then a chance of showers through the night.

$$

ANZ531-272000-
Chesapeake Bay from Pooles Island to Sandy Point-
608 AM EDT Fri Sep 27 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM EDT THIS AFTERNOON
THROUGH LATE TONIGHT...

.TODAY...E winds 5 to 10 kt with gusts to 20 kt... increasing to
15 kt with gusts to 20 kt late. Waves 1 to 2 ft. Patchy fog this
morning. Scattered showers this morning, then numerous showers this
afternoon. Vsby 1 to 3 NM this morning.
.TONIGHT...E winds 15 to 20 kt. Waves 2 ft. Showers. Patchy fog.
.SAT...SE winds 5 to 10 kt. Waves 1 ft. Scattered showers.
.SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. Scattered showers.
.SUN...E winds 10 kt. Waves 1 ft. Scattered showers.
.SUN NIGHT...NE winds 10 to 15 kt. Waves 1 to 2 ft. Numerous
showers.
.MON...NE winds 10 to 15 kt. Waves 1 to 2 ft. Numerous showers
through the day, then showers likely through the night.
.TUE...NE winds 5 to 10 kt. Waves 1 ft. A chance of showers.

$$

ANZ538-272000-
Patapsco River including Baltimore Harbor-
608 AM EDT Fri Sep 27 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM EDT THIS AFTERNOON
THROUGH LATE TONIGHT...

.TODAY...E winds 5 to 10 kt. Gusts up to 20 kt late this morning and
afternoon. Waves 1 ft or less. Patchy fog this morning. Scattered
showers this morning, then numerous showers this afternoon. Vsby
1 to 3 NM this morning.
.TONIGHT...E winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft.
Showers. Patchy fog.
.SAT...SE winds 5 to 10 kt. Waves 1 ft. Scattered showers.
.SAT NIGHT...E winds 5 kt. Waves less than 1 ft. Scattered showers.
.SUN...E winds 5 to 10 kt. Waves 1 ft. Scattered showers.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. Numerous showers.
.MON...NE winds 5 to 10 kt. Waves 1 ft. Numerous showers through the
day, then showers likely through the night.
.TUE...NE winds 5 to 10 kt. Waves 1 ft or less. A chance of showers
in the morning, then showers likely through the night.

$$

ANZ539-272000-
Chester River to Queenstown MD-
608 AM EDT Fri Sep 27 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM EDT THIS AFTERNOON
THROUGH LATE TONIGHT...

.TODAY...E winds 5 to 10 kt. Gusts up to 20 kt this afternoon. Waves
1 ft or less. Patchy fog this morning. Scattered showers. Vsby 1 to
3 NM this morning.
.TONIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
Showers. Patchy fog.
.SAT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. Scattered showers.
.SUN...E winds 5 to 10 kt. Waves 1 ft. Scattered showers.
.SUN NIGHT...E winds 10 kt. Waves 1 ft. Numerous showers.
.MON...NE winds 5 to 10 kt. Waves 1 ft. Numerous showers in the
morning, then showers likely.
.TUE...NE winds 5 to 10 kt. Waves 1 ft. Showers likely in the
morning, then a chance of showers through the night.

$$

ANZ532-272000-
Chesapeake Bay from Sandy Point to North Beach-
608 AM EDT Fri Sep 27 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM EDT THIS AFTERNOON
THROUGH LATE TONIGHT...

.TODAY...E winds 5 to 10 kt with gusts to 20 kt... increasing to
15 kt with gusts to 20 kt late. Waves 1 to 2 ft. Scattered showers
this morning, then scattered showers with isolated tstms this
afternoon. Vsby 1 to 3 NM this morning.
.TONIGHT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 2 to
3 ft. Showers. Patchy fog.
.SAT...S winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. Scattered showers.
.SUN...E winds 5 to 10 kt. Waves 1 ft. Scattered showers.
.SUN NIGHT...E winds 10 kt. Waves 1 ft. Scattered showers.
.MON...E winds 10 kt. Waves 1 ft. A chance of showers in the
morning, then showers likely.
.TUE...NE winds 5 to 10 kt. Waves 1 ft. A chance of showers.

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

$$

ANZ540-272000-
Eastern Bay-
608 AM EDT Fri Sep 27 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM EDT THIS AFTERNOON
THROUGH LATE TONIGHT...

.TODAY...E winds 5 to 10 kt. Gusts up to 20 kt late this morning and
afternoon. Waves 1 ft or less. Scattered showers.
.TONIGHT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
Showers. Patchy fog.
.SAT...S winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...E winds 5 kt. Waves less than 1 ft. Scattered showers.
.SUN...E winds 5 to 10 kt. Waves 1 ft. Scattered showers.
.SUN NIGHT...E winds 10 kt. Waves 1 ft. Scattered showers.
.MON...NE winds 5 to 10 kt. Waves 1 ft. A chance of showers in the
morning, then showers likely.
.TUE...NE winds 5 to 10 kt. Waves 1 ft.

$$

ANZ533-272000-
Chesapeake Bay from North Beach to Drum Point-
608 AM EDT Fri Sep 27 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON
THROUGH LATE TONIGHT...

.TODAY...E winds 10 to 15 kt. Gusts up to 25 kt. Waves 1 to 2 ft...
building to 3 ft late. Scattered showers this morning, then
scattered showers with isolated tstms this afternoon. Patchy fog
this afternoon. Vsby 1 to 3 NM this morning.
.TONIGHT...SE winds 15 to 20 kt with gusts to 25 kt... diminishing
to 10 kt late. Waves 2 to 3 ft. Numerous showers. Patchy fog. Vsby
1 to 3 NM.
.SAT...S winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SUN...E winds 5 to 10 kt. Waves 1 ft. Scattered showers.
.SUN NIGHT...E winds 10 kt. Waves 1 to 2 ft. Scattered showers.
.MON...E winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers in
the morning, then showers likely.
.TUE...NE winds 5 to 10 kt. Waves 1 ft. A chance of showers.

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

$$

ANZ541-272000-
Choptank River to Cambridge MD and the Little Choptank River-
608 AM EDT Fri Sep 27 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON
THROUGH LATE TONIGHT...

.TODAY...E winds 5 to 10 kt with gusts to 20 kt...becoming SE 15 kt
with gusts to 20 kt late. Waves 1 to 2 ft. Patchy fog this morning.
Scattered showers this morning, then scattered showers with isolated
tstms this afternoon. Vsby 1 to 3 NM this morning.
.TONIGHT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
Numerous showers. Patchy fog.
.SAT...S winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SUN...E winds 5 to 10 kt. Waves 1 ft. Scattered showers.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. Scattered showers.
.MON...E winds 5 to 10 kt. Waves 1 ft. A chance of showers in the
morning, then showers likely.
.TUE...NE winds 5 to 10 kt. Waves 1 ft. A chance of showers.

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

$$

ANZ542-272000-
Patuxent River to Broomes Island MD-
608 AM EDT Fri Sep 27 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON
THROUGH LATE TONIGHT...

.TODAY...E winds 5 to 10 kt with gusts to 20 kt...becoming SE 15 kt
with gusts to 25 kt late. Waves 1 ft. Isolated showers this morning,
then numerous showers with isolated tstms this afternoon. Patchy fog
this afternoon.
.TONIGHT...SE winds 10 to 15 kt. Gusts up to 20 kt until early
morning. Waves 1 ft. Numerous showers and scattered tstms. Patchy
fog.
.SAT...S winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...SE winds around 5 kt. Waves 1 ft.
.SUN...E winds 5 to 10 kt. Waves 1 ft. Scattered showers.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. Scattered showers.
.MON...E winds 5 to 10 kt. Waves 1 ft. A chance of showers in the
morning. Showers likely through the night, then a chance of showers
after midnight.
.TUE...N winds 5 to 10 kt. Waves 1 ft. A chance of showers.

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

$$

ANZ534-272000-
Chesapeake Bay from Drum Point to Smith Point-
608 AM EDT Fri Sep 27 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON
THROUGH LATE TONIGHT...

.TODAY...E winds 10 to 15 kt with gusts to 25 kt...becoming SE 20 kt
with gusts to 25 kt late. Waves 1 to 2 ft... building to 3 ft late.
Isolated showers this morning, then numerous showers with isolated
tstms this afternoon. Patchy fog. Vsby 1 to 3 NM this morning.
.TONIGHT...SE winds 15 to 20 kt with gusts to 25 kt... becoming S
10 to 15 kt late. Waves 3 ft. Numerous showers and scattered tstms.
Patchy fog. Vsby 1 to 3 NM.
.SAT...S winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SUN...SE winds 5 to 10 kt. Waves 1 ft. Scattered showers.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. Scattered showers.
.MON...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.TUE...N winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers.

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

$$

ANZ543-272000-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
608 AM EDT Fri Sep 27 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON
THROUGH LATE TONIGHT...

.TODAY...SE winds 10 to 15 kt. Gusts up to 25 kt. Waves 1 to 2 ft.
Patchy fog this morning. Scattered showers with isolated tstms this
afternoon. Vsby 1 to 3 NM this morning.
.TONIGHT...SE winds 15 to 20 kt with gusts to 25 kt... becoming S
10 kt late. Waves 2 ft. Numerous showers and scattered tstms. Patchy
fog. Vsby 1 to 3 NM.
.SAT...S winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SUN...SE winds 5 to 10 kt. Waves 1 ft. Scattered showers.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. Scattered showers.
.MON...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.TUE...N winds 5 to 10 kt. Waves 1 ft. A chance of showers.

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

$$