HomeForecastsMaryland ForecastsPreston, MD Coastal Forecast

Preston, MD Coastal Forecast

FZUS51 KLWX 302056
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
456 PM EDT Tue Apr 30 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.

ANZ500-010800-
456 PM EDT Tue Apr 30 2024

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

A cold front crosses the waters this evening into Wednesday morning
bringing chances for showers and thunderstorms. High pressure
briefly returns Thursday before another slow moving front crosses
the local waters over the weekend. Small Craft Advisories may be
needed on Friday and Saturday.

$$

ANZ535-010800-
Tidal Potomac from Key Bridge to Indian Head-
456 PM EDT Tue Apr 30 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

.REST OF THIS AFTERNOON...SW winds 10 kt with gusts to 20 kt. Waves
1 ft.
.TONIGHT...W winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.
.WED...NW winds 5 to 10 kt. Waves 1 ft.
.WED NIGHT...E winds around 5 kt. Waves 1 ft or less.
.THU...SW winds around 5 kt. Waves 1 ft.
.THU NIGHT...N winds around 5 kt. Waves 1 ft.
.FRI...E winds 5 to 10 kt. Waves 1 ft. A chance of showers after
midnight.
.SAT...E winds 10 kt. Waves 1 ft. A chance of showers through the
day, then showers likely through the night.

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

$$

ANZ536-010800-
Tidal Potomac from Indian Head to Cobb Island-
456 PM EDT Tue Apr 30 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

.REST OF THIS AFTERNOON...SW winds 10 kt with gusts to 20 kt. Waves
1 ft.
.TONIGHT...W winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.
.WED...NW winds 5 kt. Waves less than 1 ft.
.WED NIGHT...SE winds around 5 kt. Waves 1 ft or less.
.THU...SW winds around 5 kt. Waves 1 ft.
.THU NIGHT...E winds around 5 kt. Waves 1 ft.
.FRI...E winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers
after midnight.
.SAT...E winds 10 kt. Waves 1 to 2 ft. A chance of showers through
the day. Showers likely through the night.

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

$$

ANZ537-010800-
Tidal Potomac from Cobb Island to Smith Point-
456 PM EDT Tue Apr 30 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

.REST OF THIS AFTERNOON...SW winds 10 kt. Waves 1 ft.
.TONIGHT...SW winds 5 to 10 kt. Waves 1 ft.
.WED...NW winds 5 to 10 kt...becoming N late. Waves 1 ft.
.WED NIGHT...SE winds around 5 kt. Waves 1 ft.
.THU...S winds 5 to 10 kt. Waves 1 ft.
.THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.FRI...E winds 10 to 15 kt. Waves 1 to 2 ft.
.SAT...E winds 10 to 15 kt. Waves 2 to 3 ft. A chance of showers.
Showers likely after midnight.

$$

ANZ530-010800-
Chesapeake Bay north of Pooles Island-
456 PM EDT Tue Apr 30 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

.REST OF THIS AFTERNOON...SW winds 10 kt. Waves 1 ft.
.TONIGHT...W winds 5 to 10 kt...becoming NW late. Waves 1 ft. A
chance of showers and tstms.
.WED...NW winds 5 to 10 kt. Waves 1 ft.
.WED NIGHT...SE winds around 5 kt. Waves 1 ft.
.THU...SW winds 5 to 10 kt. Waves 1 ft.
.THU NIGHT...NW winds 5 to 10 kt...becoming NE after midnight. Waves
1 ft.
.FRI...E winds 10 to 15 kt. Waves 1 ft.
.SAT...E winds 10 to 15 kt. Waves 1 ft. A chance of showers, then
showers likely after midnight.

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

$$

ANZ531-010800-
Chesapeake Bay from Pooles Island to Sandy Point-
456 PM EDT Tue Apr 30 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

.REST OF THIS AFTERNOON...S winds 10 kt. Waves 1 ft.
.TONIGHT...SW winds 10 to 15 kt...becoming W 5 to 10 kt in the late
evening and overnight. Waves 1 to 2 ft. A chance of showers and
tstms.
.WED...N winds 5 to 10 kt. Waves 1 ft.
.WED NIGHT...SE winds around 5 kt. Waves 1 ft.
.THU...S winds 5 to 10 kt. Waves 1 ft.
.THU NIGHT...S winds 5 to 10 kt...becoming NE after midnight. Waves
1 ft.
.FRI...E winds 10 to 15 kt. Waves 1 to 2 ft.
.SAT...E winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers,
then showers likely after midnight.

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

$$

ANZ538-010800-
Patapsco River including Baltimore Harbor-
456 PM EDT Tue Apr 30 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

.REST OF THIS AFTERNOON...SW winds 10 kt. Waves 1 ft.
.TONIGHT...W winds 5 to 10 kt. Waves 1 ft or less. A chance of
showers and tstms.
.WED...NW winds 5 kt. Waves flat.
.WED NIGHT...SE winds around 5 kt. Waves flat.
.THU...SW winds 5 to 10 kt. Waves 1 ft or less.
.THU NIGHT...NW winds 5 kt. Waves less than 1 ft.
.FRI...E winds 10 to 15 kt. Waves 1 ft.
.SAT...E winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers,
then showers likely after midnight.

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

$$

ANZ539-010800-
Chester River to Queenstown MD-
456 PM EDT Tue Apr 30 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

.REST OF THIS AFTERNOON...S winds 10 kt. Waves 1 ft.
.TONIGHT...W winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.WED...NW winds 5 kt. Waves less than 1 ft. A chance of showers.
.WED NIGHT...S winds around 5 kt. Waves flat.
.THU...S winds 5 kt. Waves less than 1 ft.
.THU NIGHT...SE winds 5 kt. Waves less than 1 ft.
.FRI...E winds 10 to 15 kt. Waves 1 ft.
.SAT...E winds 10 to 15 kt. Waves 1 ft. A chance of showers, then
showers likely after midnight.

$$

ANZ532-010800-
Chesapeake Bay from Sandy Point to North Beach-
456 PM EDT Tue Apr 30 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

.REST OF THIS AFTERNOON...S winds 10 kt. Waves 2 ft.
.TONIGHT...W winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers.
.WED...NW winds 5 to 10 kt...becoming E late. Waves 1 ft.
.WED NIGHT...S winds 5 kt. Waves less than 1 ft.
.THU...S winds 5 to 10 kt. Waves 1 ft.
.THU NIGHT...S winds 5 to 10 kt...becoming NE after midnight. Waves
1 ft.
.FRI...E winds 10 to 15 kt. Waves 1 to 2 ft.
.SAT...E winds 10 kt. Waves 2 ft. A chance of showers, then showers
likely after midnight.

$$

ANZ540-010800-
Eastern Bay-
456 PM EDT Tue Apr 30 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

.REST OF THIS AFTERNOON...S winds 10 kt. Waves 1 ft.
.TONIGHT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.WED...NW winds 5 kt. Waves less than 1 ft. A chance of showers.
.WED NIGHT...S winds 5 kt. Waves less than 1 ft.
.THU...S winds 5 kt. Waves less than 1 ft.
.THU NIGHT...SE winds 5 kt. Waves less than 1 ft.
.FRI...E winds 10 to 15 kt. Waves 1 ft.
.SAT...E winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers,
then showers likely after midnight.

$$

ANZ533-010800-
Chesapeake Bay from North Beach to Drum Point-
456 PM EDT Tue Apr 30 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

.REST OF THIS AFTERNOON...SW winds 10 kt. Waves 2 ft.
.TONIGHT...SW winds 5 to 10 kt. Waves 1 to 2 ft. A chance of
showers.
.WED...NW winds 5 to 10 kt...becoming NE late. Waves 1 ft. A chance
of showers.
.WED NIGHT...SE winds 5 kt. Waves less than 1 ft.
.THU...S winds 5 to 10 kt. Waves 1 ft.
.THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.FRI...E winds 10 to 15 kt. Waves 1 to 2 ft.
.SAT...E winds 10 kt. Waves 2 ft. A chance of showers. Showers
likely after midnight.

$$

ANZ541-010800-
Choptank River to Cambridge MD and the Little Choptank River-
456 PM EDT Tue Apr 30 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

.REST OF THIS AFTERNOON...SW winds 10 kt with gusts to 20 kt. Waves
1 ft.
.TONIGHT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.WED...NW winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.WED NIGHT...SE winds around 5 kt. Waves 1 ft.
.THU...S winds 5 to 10 kt. Waves 1 ft.
.THU NIGHT...S winds 5 to 10 kt...becoming E after midnight. Waves
1 ft.
.FRI...E winds 10 to 15 kt. Waves 1 ft.
.SAT...E winds 10 kt. Waves 1 to 2 ft. A chance of showers. Showers
likely after midnight.

$$

ANZ542-010800-
Patuxent River to Broomes Island MD-
456 PM EDT Tue Apr 30 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

.REST OF THIS AFTERNOON...SW winds 10 kt. Waves 1 ft.
.TONIGHT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.WED...N winds 5 kt. Waves less than 1 ft. A chance of showers.
.WED NIGHT...SE winds around 5 kt. Waves 1 ft.
.THU...S winds around 5 kt. Waves 1 ft.
.THU NIGHT...SE winds around 5 kt. Waves 1 ft.
.FRI...E winds 10 to 15 kt. Waves 1 ft.
.SAT...E winds 10 kt. Waves 1 ft. A chance of showers. Showers
likely after midnight.

$$

ANZ534-010800-
Chesapeake Bay from Drum Point to Smith Point-
456 PM EDT Tue Apr 30 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

.REST OF THIS AFTERNOON...S winds 15 kt with gusts to 20 kt. Waves
2 ft.
.TONIGHT...SW winds 10 to 15 kt...becoming W 5 to 10 kt late. Waves
1 to 2 ft.
.WED...NW winds 5 to 10 kt...becoming N late. Waves 1 ft. A chance
of showers.
.WED NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.THU...S winds 5 to 10 kt. Waves 1 ft.
.THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.FRI...E winds 10 to 15 kt. Waves 1 to 2 ft.
.SAT...E winds 10 to 15 kt. Waves 2 to 3 ft. A chance of showers.

$$

ANZ543-010800-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
456 PM EDT Tue Apr 30 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

.REST OF THIS AFTERNOON...S winds 15 kt with gusts to 20 kt. Waves
2 ft.
.TONIGHT...SW winds 10 to 15 kt with gusts to 20 kt... diminishing
to 5 to 10 kt late. Waves 1 to 2 ft.
.WED...NW winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.WED NIGHT...SE winds around 5 kt. Waves 1 ft.
.THU...S winds 5 to 10 kt. Waves 1 ft.
.THU NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.FRI...E winds 10 to 15 kt. Waves 1 ft.
.SAT...E winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers.

$$