429
FZUS51 KLWX 020258
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
958 PM EST Mon Dec 1 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.

ANZ500-020900-
958 PM EST Mon Dec 1 2025

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

The next storm system will move across the region Tuesday morning
bringing a wintry mix to much of the region. Another disturbance may
 move through the region later in the week. Small Craft Advisories
will likely be needed through the middle of the week, with gales
late Tuesday afternoon through Tuesday night.

$$

ANZ535-020900-
Tidal Potomac from Key Bridge to Indian Head-
958 PM EST Mon Dec 1 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY AFTERNOON THROUGH
LATE TUESDAY NIGHT...

.REST OF TONIGHT...E winds 5 kt. Waves less than 1 ft. Rain likely
with a slight chance of sleet.
.TUE...N winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. Rain.
Vsby 1 to 3 NM.
.TUE NIGHT...NW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft.
.WED...NW winds around 5 kt. Waves 1 ft.
.WED NIGHT...SW winds around 5 kt. Waves 1 ft.
.THU...W winds 5 to 10 kt. Gusts up to 20 kt in the afternoon. Waves
1 ft.
.THU NIGHT...N winds 5 to 10 kt. Waves 1 ft.
.FRI...S winds around 5 kt. Waves 1 ft or less. A chance of snow
through the night.
.SAT...W winds around 5 kt. Waves 1 ft.

$$

ANZ536-020900-
Tidal Potomac from Indian Head to Cobb Island-
958 PM EST Mon Dec 1 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY AFTERNOON THROUGH
LATE TUESDAY NIGHT...

.REST OF TONIGHT...SE winds 5 kt. Waves less than 1 ft. Rain likely
with a slight chance of sleet.
.TUE...N winds 5 to 10 kt. Gusts up to 20 kt in the afternoon. Waves
1 ft. Rain. Vsby 1 to 3 NM.
.TUE NIGHT...NW winds 10 to 15 kt. Gusts up to 30 kt...diminishing
to 20 kt late. Waves 2 ft.
.WED...NW winds 5 to 10 kt. Waves 1 ft.
.WED NIGHT...SW winds around 5 kt. Waves 1 ft.
.THU...NW winds 5 to 10 kt. Waves 1 ft.
.THU NIGHT...N winds 10 to 15 kt. Waves 1 ft.
.FRI...S winds around 5 kt. Waves 1 ft. A chance of snow and rain
through the night.
.SAT...W winds around 5 kt. Waves 1 ft.

$$

ANZ537-020900-
Tidal Potomac from Cobb Island to Smith Point-
958 PM EST Mon Dec 1 2025

...GALE WARNING IN EFFECT FROM TUESDAY AFTERNOON THROUGH LATE
TUESDAY NIGHT...

.REST OF TONIGHT...SE winds 10 kt. Waves 1 ft. Rain likely.
.TUE...NE winds 5 to 10 kt...becoming NW 15 to 20 kt with gusts to
40 kt in the afternoon. Waves 1 ft... building to 4 ft in the
afternoon. Rain. Vsby 1 to 3 NM.
.TUE NIGHT...NW winds 20 to 25 kt with gusts to 35 kt. Waves 4 ft.
.WED...NW winds 10 to 15 kt. Gusts up to 20 kt in the morning. Waves
1 to 2 ft.
.WED NIGHT...SW winds 5 to 10 kt. Waves 1 ft or less.
.THU...W winds 10 to 15 kt. Waves 1 ft.
.THU NIGHT...N winds 15 to 20 kt. Waves 2 ft.
.FRI...E winds 5 to 10 kt...becoming SW. Waves 1 ft or less. A
chance of snow and rain through the night. Rain likely after
midnight.
.SAT...W winds 5 to 10 kt. Waves 1 ft. A chance of rain in the
morning.

$$

ANZ530-020900-
Chesapeake Bay north of Pooles Island-
958 PM EST Mon Dec 1 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY AFTERNOON THROUGH
LATE TUESDAY NIGHT...

.REST OF TONIGHT...E winds 5 kt. Waves less than 1 ft. A chance of
rain with a slight chance of sleet with vsby 1 to 3 NM.
.TUE...NE winds 5 to 10 kt...becoming NW 10 to 15 kt with gusts to
25 kt late. Waves 1 ft. Rain. Vsby 1 to 3 NM.
.TUE NIGHT...NW winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft.
.WED...NW winds 5 to 10 kt. Waves 1 ft.
.WED NIGHT...SW winds around 5 kt. Waves 1 ft.
.THU...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.THU NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.FRI...SE winds around 5 kt. Waves 1 ft. A chance of snow in the
evening. A chance of snow and rain after midnight.
.SAT...W winds 5 to 10 kt. Waves 1 ft.

$$

ANZ531-020900-
Chesapeake Bay from Pooles Island to Sandy Point-
958 PM EST Mon Dec 1 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY AFTERNOON THROUGH
LATE TUESDAY NIGHT...

.REST OF TONIGHT...SE winds 5 to 10 kt. Waves 1 ft. Rain likely with
a slight chance of sleet with vsby 1 to 3 NM.
.TUE...NE winds 5 to 10 kt...becoming NW 10 to 15 kt with gusts to
25 kt late. Waves 1 to 2 ft. Rain. Vsby 1 to 3 NM.
.TUE NIGHT...NW winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft.
.WED...NW winds 10 to 15 kt with gusts to 20 kt... becoming W 5 kt
in the afternoon. Waves 1 to 2 ft.
.WED NIGHT...SW winds 5 to 10 kt. Waves 1 ft.
.THU...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
.THU NIGHT...N winds 15 to 20 kt. Waves 2 ft.
.FRI...E winds 5 to 10 kt...becoming SW. Waves 1 ft or less. A
chance of snow in the evening. A chance of rain and snow after
midnight.
.SAT...W winds 5 to 10 kt. Waves 1 ft or less.

$$

ANZ538-020900-
Patapsco River including Baltimore Harbor-
958 PM EST Mon Dec 1 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY AFTERNOON THROUGH
LATE TUESDAY NIGHT...

.REST OF TONIGHT...SE winds 5 kt. Waves less than 1 ft. Rain likely
with a slight chance of sleet.
.TUE...NE winds 5 to 10 kt...becoming NW with gusts to 20 kt late.
Waves 1 ft or less. Rain. Vsby 1 to 3 NM.
.TUE NIGHT...NW winds 10 to 15 kt with gusts to 25 kt. Waves 1 to
2 ft.
.WED...NW winds 5 to 10 kt. Waves 1 ft or less.
.WED NIGHT...SW winds 5 kt. Waves flat.
.THU...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.THU NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.FRI...S winds around 5 kt. Waves flat. A chance of snow in the
evening. A chance of rain and snow after midnight.
.SAT...W winds around 5 kt. Waves flat.

$$

ANZ539-020900-
Chester River to Queenstown MD-
958 PM EST Mon Dec 1 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY AFTERNOON THROUGH
LATE TUESDAY NIGHT...

.REST OF TONIGHT...E winds 5 kt. Waves less than 1 ft. Rain likely
with a slight chance of sleet.
.TUE...NE winds 5 to 10 kt...becoming NW 10 to 15 kt with gusts to
25 kt late. Waves flat...building to 2 ft in the afternoon. Rain.
Vsby 1 to 3 NM.
.TUE NIGHT...NW winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft.
.WED...NW winds 10 to 15 kt with gusts to 20 kt... becoming W 5 kt
in the afternoon. Waves 1 to 2 ft.
.WED NIGHT...SW winds 5 to 10 kt. Waves 1 ft.
.THU...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
.THU NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.FRI...S winds around 5 kt. Waves 1 ft or less. A chance of snow in
the evening. A chance of rain and snow after midnight.
.SAT...W winds 5 to 10 kt. Waves 1 ft or less.

$$

ANZ532-020900-
Chesapeake Bay from Sandy Point to North Beach-
958 PM EST Mon Dec 1 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY AFTERNOON THROUGH
LATE TUESDAY NIGHT...

.REST OF TONIGHT...SE winds 5 to 10 kt. Waves 1 ft. Rain likely with
a slight chance of sleet.
.TUE...NE winds 5 to 10 kt...becoming NW 10 to 15 kt with gusts to
25 kt late. Waves 1 to 2 ft. Rain. Vsby 1 to 3 NM.
.TUE NIGHT...NW winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft.
.WED...NW winds 10 to 15 kt with gusts to 20 kt... diminishing to
5 kt in the afternoon. Waves 1 to 2 ft.
.WED NIGHT...SW winds 5 to 10 kt. Waves 1 ft.
.THU...W winds 5 to 10 kt...becoming NW 15 to 20 kt in the
afternoon. Waves 1 to 2 ft.
.THU NIGHT...N winds 15 to 20 kt with gusts to 25 kt. Waves 2 to
3 ft.
.FRI...SE winds 5 to 10 kt...becoming SW. Waves 1 ft. A chance of
rain and snow in the evening. A chance of rain after midnight.
.SAT...W winds 5 to 10 kt. Waves 1 ft.

$$

ANZ540-020900-
Eastern Bay-
958 PM EST Mon Dec 1 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY AFTERNOON THROUGH
LATE TUESDAY NIGHT...

.REST OF TONIGHT...E winds 5 to 10 kt. Waves 1 ft or less. Rain
likely.
.TUE...NE winds 5 to 10 kt...becoming NW 10 to 15 kt with gusts to
25 kt late. Waves 1 to 2 ft. Rain. Vsby 1 to 3 NM.
.TUE NIGHT...NW winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft.
.WED...NW winds 10 to 15 kt with gusts to 20 kt... diminishing to
around 5 kt in the afternoon. Waves 1 to 2 ft.
.WED NIGHT...SW winds 5 to 10 kt. Waves 1 ft.
.THU...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
.THU NIGHT...N winds 15 to 20 kt. Waves 1 to 2 ft.
.FRI...E winds 5 to 10 kt...becoming SW. Waves 1 ft or less. A
chance of rain and snow in the evening. A chance of rain after
midnight.
.SAT...W winds 5 to 10 kt. Waves 1 ft or less. A chance of rain in
the morning.

$$

ANZ533-020900-
Chesapeake Bay from North Beach to Drum Point-
958 PM EST Mon Dec 1 2025

...GALE WARNING IN EFFECT FROM TUESDAY AFTERNOON THROUGH LATE
TUESDAY NIGHT...

.REST OF TONIGHT...SE winds 5 to 10 kt. Waves 1 ft. Rain likely.
.TUE...NE winds 5 to 10 kt...becoming NW 15 to 20 kt with gusts to
40 kt in the afternoon. Waves 1 ft... building to 3 ft in the
afternoon. Rain. Vsby 1 to 3 NM.
.TUE NIGHT...NW winds 20 to 25 kt. Gusts up to 40 kt...diminishing
to 30 kt late. Waves 4 ft.
.WED...NW winds 10 to 15 kt. Gusts up to 20 kt in the morning. Waves
3 ft...subsiding to 1 ft in the afternoon.
.WED NIGHT...SW winds 5 to 10 kt. Waves 1 ft.
.THU...W winds 10 kt...becoming NW 15 to 20 kt in the afternoon.
Waves 1 to 2 ft.
.THU NIGHT...N winds 20 to 25 kt. Waves 3 ft.
.FRI...E winds 5 to 10 kt...becoming SW. Waves 1 ft. A chance of
rain and snow in the evening. Rain likely after midnight.
.SAT...W winds 5 to 10 kt. Waves 1 ft. A chance of rain in the
morning.

$$

ANZ541-020900-
Choptank River to Cambridge MD and the Little Choptank River-
958 PM EST Mon Dec 1 2025

...GALE WARNING IN EFFECT FROM TUESDAY AFTERNOON THROUGH LATE
TUESDAY NIGHT...

.REST OF TONIGHT...E winds 5 to 10 kt. Waves 1 ft. Rain likely.
.TUE...NE winds 5 to 10 kt...becoming N 15 to 20 kt with gusts to
35 kt in the afternoon. Waves 1 ft... building to 3 ft in the
afternoon. Rain. Vsby 1 to 3 NM.
.TUE NIGHT...NW winds 20 to 25 kt with gusts to 35 kt. Waves 3 ft.
.WED...NW winds 10 to 15 kt. Gusts up to 20 kt in the morning. Waves
1 to 2 ft.
.WED NIGHT...SW winds 5 to 10 kt. Waves 1 ft.
.THU...W winds 5 to 10 kt...becoming NW 15 to 20 kt in the
afternoon. Waves 1 to 2 ft.
.THU NIGHT...N winds 15 to 20 kt with gusts to 25 kt. Waves 2 to
3 ft.
.FRI...E winds 5 to 10 kt...becoming SW. Waves 1 ft or less. A
chance of rain and snow in the evening. A chance of rain after
midnight.
.SAT...W winds 5 to 10 kt. Waves 1 ft. A chance of rain in the
morning.

$$

ANZ542-020900-
Patuxent River to Broomes Island MD-
958 PM EST Mon Dec 1 2025

...GALE WARNING IN EFFECT FROM TUESDAY AFTERNOON THROUGH LATE
TUESDAY NIGHT...

.REST OF TONIGHT...E winds 5 kt. Waves less than 1 ft. Rain likely.
.TUE...NE winds 5 kt...becoming NW 15 to 20 kt with gusts to 35 kt
in the afternoon. Waves 1 to 2 ft. Rain. Vsby 1 to 3 NM.
.TUE NIGHT...NW winds 15 to 20 kt. Gusts up to 35 kt...diminishing
to 25 kt late. Waves 2 ft.
.WED...NW winds 5 to 10 kt. Gusts up to 20 kt in the morning. Waves
1 ft.
.WED NIGHT...SW winds 5 kt. Waves less than 1 ft.
.THU...W winds 10 to 15 kt. Waves 1 ft.
.THU NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.FRI...E winds 5 to 10 kt...becoming SW. Waves 1 ft. A chance of
rain and snow in the evening. Rain likely after midnight.
.SAT...W winds 5 kt. Waves less than 1 ft. A chance of rain in the
morning.

$$

ANZ534-020900-
Chesapeake Bay from Drum Point to Smith Point-
958 PM EST Mon Dec 1 2025

...GALE WARNING IN EFFECT FROM TUESDAY AFTERNOON THROUGH LATE
TUESDAY NIGHT...

.REST OF TONIGHT...E winds 10 kt. Waves 1 ft. Rain likely.
.TUE...E winds 5 to 10 kt...becoming NW 20 to 25 kt with gusts to
35 kt in the afternoon. Waves 1 ft... building to 4 ft in the
afternoon. Rain. Vsby 1 to 3 NM.
.TUE NIGHT...NW winds 20 to 25 kt with gusts to 35 kt. Waves 5 ft.
.WED...N winds 15 to 20 kt...becoming NW 5 to 10 kt in the
afternoon. Waves 2 to 3 ft.
.WED NIGHT...SW winds 5 to 10 kt. Waves 1 to 2 ft.
.THU...W winds 10 to 15 kt...becoming NW 15 to 20 kt in the
afternoon. Waves 2 ft.
.THU NIGHT...N winds 20 to 25 kt. Waves 4 ft.
.FRI...NE winds 10 to 15 kt...becoming SE 5 kt in the afternoon and
evening, then becoming NW after midnight. Waves 1 to 2 ft. A chance
of snow in the afternoon. A chance of rain through the night, then
rain likely after midnight.
.SAT...NW winds 10 to 15 kt. Waves 1 to 2 ft. A chance of rain in
the morning.

$$

ANZ543-020900-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
958 PM EST Mon Dec 1 2025

...GALE WARNING IN EFFECT FROM TUESDAY AFTERNOON THROUGH LATE
TUESDAY NIGHT...

.REST OF TONIGHT...E winds 5 to 10 kt. Waves 1 ft. Rain likely.
.TUE...E winds 5 to 10 kt...becoming NW 20 to 25 kt with gusts to
40 kt in the afternoon. Waves 1 ft... building to 3 ft in the
afternoon. Rain. Vsby 1 to 3 NM.
.TUE NIGHT...NW winds 20 to 25 kt. Gusts up to 40 kt...diminishing
to 30 kt late. Waves 3 ft.
.WED...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
.WED NIGHT...SW winds 10 to 15 kt. Waves 1 ft.
.THU...W winds 10 to 15 kt...becoming NW 15 to 20 kt in the
afternoon. Waves 1 to 2 ft.
.THU NIGHT...N winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft.
.FRI...NE winds 10 to 15 kt...becoming SE 5 kt in the afternoon and
evening, then becoming NW after midnight. Waves 1 ft or less. A
chance of rain through the night. Rain likely after midnight.
.SAT...NW winds 10 to 15 kt. Waves 1 ft. A chance of rain in the
morning.

$$