966
FZUS51 KLWX 131133
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
733 AM EDT Mon Oct 13 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.

ANZ500-132000-
733 AM EDT Mon Oct 13 2025

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

An area of low pressure east of the Delmarva will gradually move
offshore Tuesday into Wednesday. A prolonged period of hazardous
marine conditions is expected to continue through the middle of the
week. Gale conditions may resume late Monday afternoon into Monday
night. Otherwise, Small Craft Advisories will likely be needed
through Thursday.

$$

ANZ535-132000-
Tidal Potomac from Key Bridge to Indian Head-
733 AM EDT Mon Oct 13 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY EVENING...

.TODAY...N winds 15 kt with gusts to 30 kt. Waves 1 to 2 ft. A
chance of rain.
.TONIGHT...N winds 10 to 15 kt. Gusts up to 30 kt... diminishing to
20 kt late. Waves 2 ft. A chance of rain.
.TUE...N winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft. A chance
of rain.
.TUE NIGHT...N winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft.
.WED...NW winds 10 to 15 kt. Gusts up to 25 kt in the afternoon.
Waves 1 ft.
.WED NIGHT...N winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft.
.THU...N winds 10 to 15 kt. Waves 1 ft.
.FRI...NW winds around 5 kt. Waves 1 ft.

$$

ANZ536-132000-
Tidal Potomac from Indian Head to Cobb Island-
733 AM EDT Mon Oct 13 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY EVENING...

.TODAY...N winds 15 to 20 kt with gusts to 30 kt. Waves 2 ft. A
chance of rain.
.TONIGHT...N winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. A
chance of rain. Vsby 1 to 3 NM.
.TUE...N winds 15 to 20 kt. Waves 1 to 2 ft. A chance of rain.
.TUE NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.WED...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.WED NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.THU...N winds 10 to 15 kt. Waves 1 ft.
.FRI...N winds 5 to 10 kt...becoming S. Waves 1 ft.

$$

ANZ537-132000-
Tidal Potomac from Cobb Island to Smith Point-
733 AM EDT Mon Oct 13 2025

...GALE WARNING IN EFFECT UNTIL 8 AM EDT THIS MORNING...
...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TUESDAY NIGHT...

.TODAY...N winds 20 to 25 kt with gusts to 30 kt. Waves 3 ft. A
chance of rain.
.TONIGHT...N winds 20 to 25 kt with gusts to 30 kt. Waves 4 ft. A
chance of rain. Vsby 1 to 3 NM.
.TUE...N winds 20 to 25 kt with gusts to 30 kt. Waves 3 ft. A chance
of rain.
.TUE NIGHT...N winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft.
.WED...N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.WED NIGHT...N winds 20 to 25 kt. Waves 3 ft.
.THU...N winds 15 to 20 kt. Waves 2 to 3 ft.
.FRI...N winds 10 to 15 kt...becoming W 5 kt. Waves 1 to 2 ft.

$$

ANZ530-132000-
Chesapeake Bay north of Pooles Island-
733 AM EDT Mon Oct 13 2025

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

.TODAY...N winds 20 kt with gusts to 30 kt. Waves 2 ft. Rain likely.
.TONIGHT...N winds 20 to 25 kt with gusts to 30 kt. Waves 2 ft. Rain
likely.
.TUE...N winds 15 to 20 kt with gusts to 25 kt. Waves 1 to 2 ft. A
chance of rain.
.TUE NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.WED...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
.WED NIGHT...N winds 15 to 20 kt. Waves 2 ft.
.THU...N winds 15 to 20 kt. Waves 1 to 2 ft.
.FRI...NW winds 5 to 10 kt. Waves 1 ft.

$$

ANZ531-132000-
Chesapeake Bay from Pooles Island to Sandy Point-
733 AM EDT Mon Oct 13 2025

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

.TODAY...N winds 25 kt with gusts to 30 kt. Waves 3 ft. Rain likely.
Vsby 1 to 3 NM this afternoon.
.TONIGHT...N winds 20 to 25 kt with gusts to 30 kt. Waves 3 ft. Rain
likely.
.TUE...N winds 15 to 20 kt with gusts to 25 kt. Waves 2 to 3 ft. A
chance of rain.
.TUE NIGHT...N winds 15 kt with gusts to 20 kt. Waves 2 ft.
.WED...N winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft.
.WED NIGHT...N winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft.
.THU...N winds 15 to 20 kt. Waves 2 to 3 ft.
.FRI...N winds 10 to 15 kt...becoming NW 5 kt. Waves 1 to 2 ft...
subsiding to flat after midnight.

$$

ANZ538-132000-
Patapsco River including Baltimore Harbor-
733 AM EDT Mon Oct 13 2025

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

.TODAY...N winds 15 to 20 kt with gusts to 30 kt. Waves 2 ft. Rain
likely.
.TONIGHT...N winds 15 to 20 kt with gusts to 30 kt. Waves 2 ft. Rain
likely.
.TUE...N winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft. A chance
of rain.
.TUE NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.WED...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.WED NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.THU...N winds 10 to 15 kt. Waves 1 ft.
.FRI...NW winds 5 to 10 kt. Waves 1 ft or less.

$$

ANZ539-132000-
Chester River to Queenstown MD-
733 AM EDT Mon Oct 13 2025

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

.TODAY...N winds 20 kt with gusts to 30 kt. Waves 3 ft. Rain likely.
Vsby 1 to 3 NM this afternoon.
.TONIGHT...N winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft. Rain
likely.
.TUE...N winds 15 to 20 kt with gusts to 25 kt. Waves 2 to 3 ft. A
chance of rain.
.TUE NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.WED...N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.WED NIGHT...N winds 15 to 20 kt. Waves 2 ft.
.THU...N winds 10 to 15 kt. Waves 2 ft.
.FRI...NW winds 5 to 10 kt. Waves 1 ft or less.

$$

ANZ532-132000-
Chesapeake Bay from Sandy Point to North Beach-
733 AM EDT Mon Oct 13 2025

...GALE WARNING IN EFFECT UNTIL 8 AM EDT THIS MORNING...
...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TUESDAY NIGHT...

.TODAY...N winds 25 kt with gusts to 30 kt. Waves 4 ft. Rain likely.
Vsby 1 to 3 NM this afternoon.
.TONIGHT...N winds 20 to 25 kt with gusts to 30 kt. Waves 4 ft. Rain
likely.
.TUE...N winds 20 to 25 kt. Waves 3 ft. A chance of rain.
.TUE NIGHT...N winds 15 to 20 kt with gusts to 25 kt. Waves 2 to
3 ft.
.WED...N winds 15 to 20 kt. Waves 2 ft.
.WED NIGHT...N winds 20 to 25 kt. Waves 3 ft.
.THU...N winds 15 to 20 kt. Waves 2 to 3 ft.
.FRI...N winds 10 to 15 kt...becoming W 5 kt. Waves 1 to 2 ft.

$$

ANZ540-132000-
Eastern Bay-
733 AM EDT Mon Oct 13 2025

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

.TODAY...N winds 20 kt with gusts to 30 kt. Waves 2 to 3 ft. Rain
likely. Vsby 1 to 3 NM this afternoon.
.TONIGHT...N winds 20 to 25 kt with gusts to 30 kt. Waves 3 ft. Rain
likely.
.TUE...N winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. A chance
of rain.
.TUE NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.WED...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
.WED NIGHT...N winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft.
.THU...N winds 15 to 20 kt. Waves 2 ft.
.FRI...N winds 10 to 15 kt...becoming W 5 kt. Waves 1 ft.

$$

ANZ533-132000-
Chesapeake Bay from North Beach to Drum Point-
733 AM EDT Mon Oct 13 2025

...GALE WARNING IN EFFECT UNTIL 8 AM EDT THIS MORNING...
...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TUESDAY NIGHT...

.TODAY...N winds 25 to 30 kt. Waves 4 ft...except around 3 ft near
the mouth of the Choptank. A chance of rain. Vsby 1 to 3 NM this
afternoon.
.TONIGHT...N winds 25 to 30 kt. Waves 5 ft. Rain likely. Vsby 1 to
3 NM.
.TUE...N winds 20 to 25 kt with gusts to 30 kt. Waves 4 ft. A chance
of rain.
.TUE NIGHT...N winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft.
.WED...N winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft.
.WED NIGHT...N winds 20 to 25 kt. Waves 4 ft.
.THU...N winds 15 to 20 kt. Waves 3 ft.
.FRI...N winds 10 to 15 kt...becoming W 5 to 10 kt. Waves 1 to 2 ft.


$$

ANZ541-132000-
Choptank River to Cambridge MD and the Little Choptank River-
733 AM EDT Mon Oct 13 2025

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

.TODAY...N winds 20 to 25 kt with gusts to 30 kt. Waves 3 ft. Rain
likely, mainly this morning. Vsby 1 to 3 NM this afternoon.
.TONIGHT...N winds 20 to 25 kt with gusts to 30 kt. Waves 3 ft. Rain
likely. Vsby 1 to 3 NM.
.TUE...N winds 20 to 25 kt with gusts to 30 kt. Waves 2 to 3 ft. A
chance of rain.
.TUE NIGHT...N winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft.
.WED...N winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft.
.WED NIGHT...N winds 20 to 25 kt. Waves 2 to 3 ft.
.THU...N winds 15 to 20 kt. Waves 2 ft.
.FRI...N winds 10 to 15 kt...becoming W 5 kt. Waves 1 to 2 ft.

$$

ANZ542-132000-
Patuxent River to Broomes Island MD-
733 AM EDT Mon Oct 13 2025

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

.TODAY...N winds 15 to 20 kt with gusts to 30 kt. Waves 1 ft. A
chance of rain.
.TONIGHT...N winds 15 to 20 kt with gusts to 30 kt. Waves 1 ft. Rain
likely. Vsby 1 to 3 NM.
.TUE...N winds 15 to 20 kt with gusts to 25 kt. Waves 1 ft. A chance
of rain.
.TUE NIGHT...N winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft.
.WED...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.WED NIGHT...N winds 15 to 20 kt with gusts to 25 kt. Waves 1 ft.
.THU...N winds 10 to 15 kt. Waves 1 ft.
.FRI...NW winds 5 to 10 kt...becoming SW after midnight. Waves 1 ft.


$$

ANZ534-132000-
Chesapeake Bay from Drum Point to Smith Point-
733 AM EDT Mon Oct 13 2025

...GALE WARNING IN EFFECT UNTIL 8 AM EDT THIS MORNING...
...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TUESDAY NIGHT...

.TODAY...N winds 25 kt with gusts to 35 kt. Waves 5 ft. A chance of
rain. Vsby 1 to 3 NM this afternoon.
.TONIGHT...N winds 25 to 30 kt. Waves 5 ft. Rain likely. Vsby 1 to
3 NM.
.TUE...N winds 20 to 25 kt with gusts to 30 kt. Waves 4 ft. A chance
of rain.
.TUE NIGHT...N winds 15 to 20 kt with gusts to 25 kt. Waves 4 ft.
.WED...N winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft.
.WED NIGHT...N winds 20 to 25 kt with gusts to 30 kt. Waves 4 ft.
.THU...N winds 20 to 25 kt. Waves 4 ft.
.FRI...N winds 15 to 20 kt...becoming NW 5 to 10 kt. Waves 2 to
3 ft...subsiding to 1 ft.

$$

ANZ543-132000-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
733 AM EDT Mon Oct 13 2025

...GALE WARNING IN EFFECT UNTIL 8 AM EDT THIS MORNING...
...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TUESDAY NIGHT...

.TODAY...N winds 25 kt with gusts to 30 kt. Waves 3 ft. A chance of
rain. Vsby 1 to 3 NM this morning.
.TONIGHT...N winds 20 to 25 kt with gusts to 30 kt. Waves 3 ft. A
chance of rain. Vsby 1 to 3 NM.
.TUE...N winds 20 to 25 kt with gusts to 30 kt. Waves 2 to 3 ft. A
chance of rain.
.TUE NIGHT...N winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft.
.WED...N winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft.
.WED NIGHT...N winds 20 to 25 kt with gusts to 30 kt. Waves 3 ft.
.THU...N winds 20 to 25 kt. Waves 2 ft.
.FRI...N winds 15 to 20 kt...becoming NW 5 to 10 kt. Waves 1 to
2 ft.

$$