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Brooklyn, MD Coastal Forecast

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Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
658 PM EST Mon Dec 29 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.

ANZ500-300900-
658 PM EST Mon Dec 29 2025

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

Strong winds will persist across the waters in the wake of a cold
front through Tuesday. A clipper low will approach the waters by
the middle of the week. High pressure looks to return by the end of
the week. Small Craft Advisories may be needed Wednesday into
Thursday.

$$

ANZ535-300900-
Tidal Potomac from Key Bridge to Indian Head-
658 PM EST Mon Dec 29 2025

...GALE WARNING IN EFFECT THROUGH TUESDAY AFTERNOON...
...SMALL CRAFT ADVISORY IN EFFECT TUESDAY EVENING...

.TONIGHT...W winds 20 kt. Gusts up to 45 kt...diminishing to 35 kt
late this evening and overnight. Waves 2 ft. Scattered flurries
after midnight.
.TUE...W winds 15 to 20 kt with gusts to 40 kt. Waves 2 ft.
.TUE NIGHT...W winds 5 to 10 kt. Gusts up to 25 kt early in the
evening. Waves 1 ft.
.WED...SW winds 5 to 10 kt. Waves 1 ft.
.WED NIGHT...W winds 5 kt. Waves less than 1 ft.
.THU...NW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft.
.THU NIGHT...NW winds around 5 kt. Waves 1 ft.
.FRI...SW winds around 5 kt. Waves 1 ft or less.
.SAT...N winds around 5 kt. Waves 1 ft.

$$

ANZ536-300900-
Tidal Potomac from Indian Head to Cobb Island-
658 PM EST Mon Dec 29 2025

...GALE WARNING IN EFFECT UNTIL 6 AM EST TUESDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM EST TUESDAY THROUGH
TUESDAY EVENING...

.TONIGHT...W winds 20 to 25 kt. Gusts up to 40 kt... diminishing to
30 kt late. Waves 2 to 3 ft.
.TUE...W winds 15 to 20 kt with gusts to 30 kt. Waves 2 to 3 ft.
.TUE NIGHT...W winds 10 to 15 kt...becoming SW 5 to 10 kt late.
Gusts up to 20 kt. Waves 1 ft.
.WED...SW winds 5 to 10 kt. Waves 1 ft.
.WED NIGHT...W winds 5 to 10 kt. Waves 1 ft.
.THU...NW winds 5 to 10 kt. Waves 1 ft.
.THU NIGHT...N winds 5 to 10 kt...becoming E after midnight. Waves
1 ft.
.FRI...S winds around 5 kt. Waves 1 ft.
.SAT...N winds around 5 kt. Waves 1 ft. A chance of rain through the
day.

$$

ANZ537-300900-
Tidal Potomac from Cobb Island to Smith Point-
658 PM EST Mon Dec 29 2025

...GALE WARNING IN EFFECT UNTIL 6 AM EST TUESDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM EST TUESDAY THROUGH LATE
TUESDAY NIGHT...

.TONIGHT...W winds 25 kt. Gusts up to 40 kt...diminishing to 30 kt
late. Waves 4 ft.
.TUE...W winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft.
.TUE NIGHT...W winds 10 to 15 kt. Gusts up to 25 kt... diminishing
to 20 kt after midnight. Waves 3 ft...subsiding to 1 ft after
midnight.
.WED...SW winds 10 kt with gusts to 20 kt. Waves 1 ft.
.WED NIGHT...W winds 10 to 15 kt. Waves 1 ft.
.THU...NW winds 10 to 15 kt. Waves 2 ft.
.THU NIGHT...N winds 5 to 10 kt. Waves 1 ft.
.FRI...SW winds 5 kt. Waves less than 1 ft.
.SAT...N winds 5 to 10 kt. Waves 1 ft. A chance of rain through the
day.

$$

ANZ530-300900-
Chesapeake Bay north of Pooles Island-
658 PM EST Mon Dec 29 2025

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

.TONIGHT...W winds 25 to 30 kt. Waves 3 ft. Scattered sprinkles this
evening. Scattered flurries.
.TUE...W winds 20 to 25 kt. Gusts up to 40 kt... diminishing to
30 kt late. Waves 3 ft.
.TUE NIGHT...W winds 15 to 20 kt. Gusts up to 30 kt... diminishing
to 20 kt after midnight. Waves 1 to 2 ft.
.WED...W winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.WED NIGHT...W winds 10 to 15 kt. Waves 1 ft.
.THU...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.THU NIGHT...W winds 5 to 10 kt. Waves 1 ft.
.FRI...W winds 5 to 10 kt. Waves 1 ft.
.SAT...N winds around 5 kt. Waves 1 ft.

$$

ANZ531-300900-
Chesapeake Bay from Pooles Island to Sandy Point-
658 PM EST Mon Dec 29 2025

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

.TONIGHT...W winds 30 kt. Waves 4 ft...except around 3 ft near the
mouth of the Patapsco. Scattered sprinkles this evening. Scattered
flurries.
.TUE...W winds 25 to 30 kt. Gusts up to 30 kt late. Waves 4 ft.
.TUE NIGHT...W winds 15 to 20 kt. Gusts up to 30 kt... diminishing
to 20 kt late. Waves 2 to 3 ft.
.WED...SW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.WED NIGHT...W winds 10 to 15 kt. Waves 1 to 2 ft.
.THU...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.THU NIGHT...NW winds 10 to 15 kt. Waves 1 to 2 ft.
.FRI...W winds 5 to 10 kt...becoming N after midnight. Waves 1 ft or
less.
.SAT...N winds 5 kt. Waves less than 1 ft.

$$

ANZ538-300900-
Patapsco River including Baltimore Harbor-
658 PM EST Mon Dec 29 2025

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

.TONIGHT...W winds 25 to 30 kt...diminishing to 20 to 25 kt after
midnight. Waves 2 to 3 ft. Scattered sprinkles this evening.
Scattered flurries.
.TUE...W winds 15 to 20 kt. Gusts up to 40 kt... diminishing to
30 kt late. Waves 2 ft.
.TUE NIGHT...W winds 10 to 15 kt with gusts to 25 kt. Waves 1 to
2 ft.
.WED...SW winds 5 to 10 kt. Waves 1 ft.
.WED NIGHT...W winds 5 to 10 kt. Waves 1 ft.
.THU...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.THU NIGHT...W winds 5 to 10 kt. Waves 1 ft or less.
.FRI...W winds around 5 kt. Waves 1 ft or less.
.SAT...N winds around 5 kt. Waves flat.

$$

ANZ539-300900-
Chester River to Queenstown MD-
658 PM EST Mon Dec 29 2025

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

.TONIGHT...W winds 30 kt. Waves 4 ft.
.TUE...W winds 20 to 25 kt with gusts to 35 kt. Waves 4 ft.
.TUE NIGHT...W winds 15 to 20 kt. Gusts up to 30 kt... diminishing
to 20 kt after midnight. Waves 2 to 3 ft.
.WED...SW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.WED NIGHT...W winds 10 to 15 kt. Waves 1 to 2 ft.
.THU...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.THU NIGHT...NW winds 5 to 10 kt. Waves 1 to 2 ft.
.FRI...SW winds 5 to 10 kt...becoming N after midnight. Waves 1 ft
or less.
.SAT...N winds 5 kt. Waves less than 1 ft.

$$

ANZ532-300900-
Chesapeake Bay from Sandy Point to North Beach-
658 PM EST Mon Dec 29 2025

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

.TONIGHT...W winds 25 to 30 kt. Waves 4 ft.
.TUE...W winds 20 to 25 kt with gusts to 35 kt. Waves 4 ft.
.TUE NIGHT...W winds 15 to 20 kt. Gusts up to 30 kt... diminishing
to 20 kt after midnight. Waves 2 to 3 ft.
.WED...SW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.WED NIGHT...W winds 10 to 15 kt. Waves 1 ft.
.THU...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.THU NIGHT...NW winds 10 to 15 kt. Waves 1 to 2 ft.
.FRI...SW winds 5 to 10 kt...becoming N after midnight. Waves 1 ft
or less.
.SAT...N winds 5 to 10 kt. Waves 1 ft.

$$

ANZ540-300900-
Eastern Bay-
658 PM EST Mon Dec 29 2025

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

.TONIGHT...W winds 25 to 30 kt. Waves 3 ft.
.TUE...W winds 20 to 25 kt with gusts to 35 kt. Waves 3 ft.
.TUE NIGHT...W winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft.
.WED...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
.WED NIGHT...W winds 10 to 15 kt. Waves 1 ft.
.THU...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.THU NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.FRI...SW winds 5 to 10 kt...becoming N after midnight. Waves 1 ft
or less.
.SAT...N winds 5 to 10 kt. Waves 1 ft or less.

$$

ANZ533-300900-
Chesapeake Bay from North Beach to Drum Point-
658 PM EST Mon Dec 29 2025

...GALE WARNING IN EFFECT UNTIL 6 AM EST TUESDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM EST TUESDAY THROUGH LATE
TUESDAY NIGHT...

.TONIGHT...W winds 25 to 30 kt. Waves 4 ft.
.TUE...W winds 20 to 25 kt with gusts to 35 kt. Waves 4 ft.
.TUE NIGHT...W winds 15 to 20 kt. Gusts up to 30 kt... diminishing
to 20 kt after midnight. Waves 2 to 3 ft.
.WED...SW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.WED NIGHT...SW winds 10 to 15 kt...becoming W after midnight. Waves
2 ft.
.THU...NW winds 15 kt with gusts to 20 kt. Waves 2 ft.
.THU NIGHT...NW winds 10 to 15 kt. Waves 1 to 2 ft.
.FRI...SW winds 5 to 10 kt...becoming N after midnight. Waves 1 ft.
.SAT...N winds 5 to 10 kt. Waves 1 ft. A chance of rain in the
afternoon.

$$

ANZ541-300900-
Choptank River to Cambridge MD and the Little Choptank River-
658 PM EST Mon Dec 29 2025

...GALE WARNING IN EFFECT UNTIL 6 AM EST TUESDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM EST TUESDAY THROUGH LATE
TUESDAY NIGHT...

.TONIGHT...W winds 30 kt. Waves 2 to 3 ft...except around 4 ft near
the mouth of the Choptank.
.TUE...W winds 20 to 25 kt with gusts to 35 kt. Waves 4 ft.
.TUE NIGHT...W winds 20 to 25 kt with gusts to 30 kt... diminishing
to 10 to 15 kt with gusts to 20 kt after midnight. Waves 2 to 3 ft.
.WED...SW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.WED NIGHT...SW winds 10 to 15 kt...becoming W after midnight. Waves
2 ft.
.THU...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.THU NIGHT...NW winds 10 to 15 kt. Waves 1 to 2 ft.
.FRI...SW winds 5 to 10 kt...becoming N after midnight. Waves 1 ft.
.SAT...N winds 5 to 10 kt. Waves 1 ft. A chance of rain in the
afternoon.

$$

ANZ542-300900-
Patuxent River to Broomes Island MD-
658 PM EST Mon Dec 29 2025

...GALE WARNING IN EFFECT UNTIL 6 AM EST TUESDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM EST TUESDAY THROUGH LATE
TUESDAY NIGHT...

.TONIGHT...W winds 20 kt. Gusts up to 40 kt...diminishing to 30 kt
late. Waves 1 to 2 ft.
.TUE...W winds 15 to 20 kt with gusts to 30 kt. Waves 1 ft.
.TUE NIGHT...W winds 10 to 15 kt. Gusts up to 25 kt in the evening.
Waves 1 ft.
.WED...SW winds 5 to 10 kt. Waves 1 ft.
.WED NIGHT...W winds 5 to 10 kt. Waves 1 ft.
.THU...NW winds 10 to 15 kt. Waves 1 ft.
.THU NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.FRI...SW winds around 5 kt. Waves 1 ft.
.SAT...N winds 5 kt. Waves less than 1 ft. A chance of rain through
the day.

$$

ANZ534-300900-
Chesapeake Bay from Drum Point to Smith Point-
658 PM EST Mon Dec 29 2025

...GALE WARNING IN EFFECT UNTIL 6 AM EST TUESDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM EST TUESDAY THROUGH LATE
TUESDAY NIGHT...

.TONIGHT...W winds 25 to 30 kt. Waves 5 ft.
.TUE...W winds 25 to 30 kt. Waves 4 ft.
.TUE NIGHT...W winds 15 to 20 kt. Gusts up to 30 kt... diminishing
to 20 kt after midnight. Waves 4 ft...subsiding to 2 ft after
midnight.
.WED...SW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.WED NIGHT...W winds 15 to 20 kt. Waves 2 ft.
.THU...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.THU NIGHT...N winds 10 to 15 kt. Waves 1 to 2 ft.
.FRI...SW winds 5 to 10 kt. Waves 1 ft.
.SAT...N winds 5 to 10 kt. Waves 1 ft. A chance of rain through the
day.

$$

ANZ543-300900-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
658 PM EST Mon Dec 29 2025

...GALE WARNING IN EFFECT UNTIL 6 AM EST TUESDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM EST TUESDAY THROUGH LATE
TUESDAY NIGHT...

.TONIGHT...W winds 30 kt. Waves 3 ft.
.TUE...W winds 25 to 30 kt. Waves 3 ft.
.TUE NIGHT...W winds 15 to 20 kt. Gusts up to 30 kt... diminishing
to 20 kt after midnight. Waves 2 ft.
.WED...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
.WED NIGHT...W winds 15 to 20 kt. Waves 2 ft.
.THU...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.THU NIGHT...N winds 10 to 15 kt. Waves 1 ft.
.FRI...W winds 5 to 10 kt...becoming 5 kt. Waves 1 ft.
.SAT...N winds 5 to 10 kt. Waves 1 ft. A chance of rain in the
afternoon.

$$



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