146
FZUS51 KLWX 021647
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
1147 AM EST Tue Dec 2 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.

ANZ500-022100-
1147 AM EST Tue Dec 2 2025

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

The next storm system will move across the region this 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.

$$

ANZ535-022100-
Tidal Potomac from Key Bridge to Indian Head-
1147 AM EST Tue Dec 2 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING...

.REST OF TODAY...N winds 5 to 10 kt. Gusts up to 20 kt late. Waves
1 ft. Rain. Patchy fog. Vsby 1 to 3 NM.
.TONIGHT...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...NW winds 5 to 10 kt with gusts to 20 kt. 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. A chance of rain and freezing rain through the
night.
.SAT...NW winds around 5 kt. Waves 1 ft.

$$

ANZ536-022100-
Tidal Potomac from Indian Head to Cobb Island-
1147 AM EST Tue Dec 2 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING...

.REST OF TODAY...NW winds 10 to 15 kt with gusts to 20 kt. Waves
1 ft. Rain. Patchy fog. Vsby 1 to 3 NM.
.TONIGHT...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...NW winds 5 to 10 kt. Waves 1 ft.
.THU NIGHT...N winds 10 to 15 kt. Waves 1 ft.
.FRI...NW winds around 5 kt. Waves 1 ft. A chance of snow through
the night. A chance of rain and freezing rain through the night.
.SAT...NW winds around 5 kt. Waves 1 ft.

$$

ANZ537-022100-
Tidal Potomac from Cobb Island to Smith Point-
1147 AM EST Tue Dec 2 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING...
...GALE WARNING IN EFFECT FROM 6 PM EST THIS EVENING THROUGH THIS
EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY MORNING...

.REST OF TODAY...E winds 10 kt...becoming NW this afternoon. Gusts
up to 20 kt. Waves 1 to 2 ft. Rain. Patchy fog late this morning.
Patchy fog this afternoon. Vsby 1 NM or less.
.TONIGHT...NW winds 15 to 20 kt. Gusts up to 35 kt... diminishing to
25 kt late. Waves 3 ft.
.WED...NW winds 10 to 15 kt with gusts to 20 kt... becoming W 5 kt
late. Waves 1 to 2 ft.
.WED NIGHT...SW winds 5 to 10 kt. Waves 1 ft or less.
.THU...NW winds 10 to 15 kt. Gusts up to 20 kt in the afternoon.
Waves 1 to 2 ft.
.THU NIGHT...N winds 15 to 20 kt. Waves 2 ft.
.FRI...SE winds 5 to 10 kt...becoming NW. Waves 1 ft or less. A
chance of rain and snow through the day, then rain likely through
the night.
.SAT...NW winds 5 to 10 kt. Waves 1 ft.

$$

ANZ530-022100-
Chesapeake Bay north of Pooles Island-
1147 AM EST Tue Dec 2 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING...

.REST OF TODAY...N winds 10 to 15 kt with gusts to 20 kt. Waves
1 ft. Rain. Patchy fog. Vsby 1 to 3 NM.
.TONIGHT...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...W winds around 5 kt. Waves 1 ft.
.THU...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.THU NIGHT...N winds 10 to 15 kt. Gusts up to 20 kt in the evening.
Waves 1 ft.
.FRI...E winds around 5 kt. Waves 1 ft or less. A chance of snow. A
chance of rain after midnight.
.SAT...NW winds 5 to 10 kt. Waves 1 ft.

$$

ANZ531-022100-
Chesapeake Bay from Pooles Island to Sandy Point-
1147 AM EST Tue Dec 2 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING...

.REST OF TODAY...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft. Rain. Patchy fog. Vsby 1 to 3 NM.
.TONIGHT...NW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft.
.WED...NW winds 10 to 15 kt with gusts to 20 kt... becoming W 5 kt
late. Waves 1 to 2 ft.
.WED NIGHT...SW winds 5 to 10 kt. Waves 1 ft.
.THU...NW winds 15 to 20 kt. Waves 1 to 2 ft.
.THU NIGHT...NW winds 15 to 20 kt...becoming N 5 to 10 kt after
midnight. Waves 2 ft.
.FRI...SW winds around 5 kt. Waves 1 ft or less. A chance of snow. A
chance of rain through the night.
.SAT...NW winds 5 to 10 kt. Waves 1 ft or less.

$$

ANZ538-022100-
Patapsco River including Baltimore Harbor-
1147 AM EST Tue Dec 2 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING...

.REST OF TODAY...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft
or less. Rain. Patchy fog. Vsby 1 to 3 NM.
.TONIGHT...NW winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft.
.WED...NW winds 5 to 10 kt. Waves 1 ft or less.
.WED NIGHT...SW winds around 5 kt. Waves flat.
.THU...NW 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...becoming N
5 kt after midnight. Waves 1 ft.
.FRI...SW winds around 5 kt. Waves flat. A chance of snow. A chance
of rain through the night.
.SAT...NW winds around 5 kt. Waves flat.

$$

ANZ539-022100-
Chester River to Queenstown MD-
1147 AM EST Tue Dec 2 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING...

.REST OF TODAY...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft
or less...building to 2 ft late. Rain. Patchy fog. Vsby 1 to 3 NM.
.TONIGHT...NW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft.
.WED...NW winds 10 to 15 kt with gusts to 20 kt... becoming W 5 kt
late. Waves 1 to 2 ft.
.WED NIGHT...SW winds 5 to 10 kt. Waves 1 ft.
.THU...NW 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...SW winds around 5 kt. Waves 1 ft or less. A chance of snow
through the night. A chance of rain through the night.
.SAT...NW winds 5 to 10 kt. Waves 1 ft or less.

$$

ANZ532-022100-
Chesapeake Bay from Sandy Point to North Beach-
1147 AM EST Tue Dec 2 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING...

.REST OF TODAY...NW winds 15 kt with gusts to 20 kt. Waves 1 to
2 ft. Rain. Patchy fog. Vsby 1 to 3 NM.
.TONIGHT...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
late. Waves 1 to 2 ft.
.WED NIGHT...SW winds 5 to 10 kt. Waves 1 ft.
.THU...NW winds 15 to 20 kt. Waves 1 to 2 ft.
.THU NIGHT...N winds 15 to 20 kt. Gusts up to 25 kt in the evening.
Waves 2 to 3 ft.
.FRI...SE winds 5 to 10 kt...becoming NW. Waves 1 ft or less. A
chance of snow through the night. A chance of rain.
.SAT...NW winds 5 to 10 kt. Waves 1 ft.

$$

ANZ540-022100-
Eastern Bay-
1147 AM EST Tue Dec 2 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING...

.REST OF TODAY...N winds 15 kt with gusts to 20 kt. Waves 1 ft or
less. Rain. Patchy fog. Vsby 1 to 3 NM.
.TONIGHT...NW winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft.
.WED...NW winds 10 to 15 kt with gusts to 20 kt... becoming W 5 kt
late. Waves 1 ft.
.WED NIGHT...SW winds 5 to 10 kt. Waves 1 ft.
.THU...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
.THU NIGHT...NW winds 15 to 20 kt...becoming N 5 to 10 kt after
midnight. Waves 1 to 2 ft.
.FRI...SW winds 5 kt. Waves less than 1 ft. A chance of snow through
the night. A chance of rain.
.SAT...NW winds 5 to 10 kt. Waves 1 ft or less.

$$

ANZ533-022100-
Chesapeake Bay from North Beach to Drum Point-
1147 AM EST Tue Dec 2 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING...
...GALE WARNING IN EFFECT FROM 6 PM EST THIS EVENING THROUGH THIS
EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY MORNING...

.REST OF TODAY...N winds 15 kt. Gusts up to 20 kt... increasing to
25 kt late. Waves 1 to 2 ft...building to 3 ft late. Rain. Patchy
fog. Vsby 1 to 3 NM.
.TONIGHT...NW winds 15 to 20 kt. Gusts up to 35 kt... diminishing to
25 kt late. Waves 4 ft.
.WED...NW winds 10 to 15 kt with gusts to 20 kt... becoming W 5 kt
late. 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 20 to 25 kt...diminishing to 10 to 15 kt after
midnight. Waves 3 ft.
.FRI...SE winds 5 to 10 kt...becoming NW. Waves 1 ft or less. A
chance of rain and snow in the afternoon. Rain likely in the
evening, then a chance of rain after midnight.
.SAT...NW winds 5 to 10 kt. Waves 1 ft.

$$

ANZ541-022100-
Choptank River to Cambridge MD and the Little Choptank River-
1147 AM EST Tue Dec 2 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING...
...GALE WARNING IN EFFECT FROM 6 PM EST THIS EVENING THROUGH THIS
EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY MORNING...

.REST OF TODAY...N winds 15 kt with gusts to 25 kt. Waves 1 to 2 ft.
Rain. Patchy fog. Vsby 1 to 3 NM.
.TONIGHT...NW winds 15 to 20 kt. Gusts up to 35 kt... diminishing to
25 kt late. Waves 3 ft.
.WED...NW winds 10 to 15 kt with gusts to 20 kt... becoming W 5 kt
late. 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. Gusts up to 25 kt in the evening.
Waves 2 ft.
.FRI...E winds 5 to 10 kt...becoming NW. Waves 1 ft or less. A
chance of rain and snow in the afternoon. Rain likely in the
evening, then a chance of rain after midnight.
.SAT...NW winds 5 to 10 kt. Waves 1 ft.

$$

ANZ542-022100-
Patuxent River to Broomes Island MD-
1147 AM EST Tue Dec 2 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING...
...GALE WARNING IN EFFECT FROM 6 PM EST THIS EVENING THROUGH THIS
EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY MORNING...

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

$$

ANZ534-022100-
Chesapeake Bay from Drum Point to Smith Point-
1147 AM EST Tue Dec 2 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING...
...GALE WARNING IN EFFECT FROM 6 PM EST THIS EVENING THROUGH THIS
EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY MORNING...

.REST OF TODAY...E winds 10 kt...becoming N 15 to 20 kt with gusts
to 25 kt this afternoon. Waves 1 to 2 ft...building to 3 ft late.
Rain. Patchy fog late this morning. Patchy fog this afternoon. Vsby
1 NM or less.
.TONIGHT...NW winds 20 to 25 kt. Gusts up to 35 kt... diminishing to
25 kt late. Waves 5 ft.
.WED...NW winds 15 to 20 kt...diminishing to 5 to 10 kt late. Waves
2 to 3 ft.
.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 ft...building to 3 ft in the afternoon.
.THU NIGHT...N winds 20 to 25 kt. Waves 3 ft.
.FRI...NE winds 5 to 10 kt. Waves 1 to 2 ft...subsiding to 1 ft or
less. Rain likely through the night. A chance of rain after
midnight.
.SAT...NW winds 10 to 15 kt. Waves 1 to 2 ft.

$$

ANZ543-022100-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
1147 AM EST Tue Dec 2 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING...
...GALE WARNING IN EFFECT FROM 6 PM EST THIS EVENING THROUGH THIS
EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY MORNING...

.REST OF TODAY...E winds 5 kt...becoming N 15 to 20 kt with gusts to
25 kt this afternoon. Waves 1 to 2 ft. Rain. Patchy fog late this
morning. Patchy fog this afternoon. Vsby 1 NM or less.
.TONIGHT...NW winds 20 to 25 kt. Gusts up to 35 kt... diminishing to
25 kt late. Waves 3 ft.
.WED...NW winds 10 to 15 kt. Gusts up to 20 kt until late afternoon.
Waves 1 to 2 ft.
.WED NIGHT...W 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 20 to 25 kt. Waves 2 ft.
.FRI...N winds 5 to 10 kt. Waves 1 ft or less. A chance of rain in
the afternoon. Rain likely in the evening, then a chance of rain
after midnight.
.SAT...NW winds 10 to 15 kt. Waves 1 ft.

$$