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Sandwich Marina, MA - Cape Cod Canal, East Entrance Coastal Forecast

FZUS51 KBOX 150004
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
704 PM EST Sat Feb 14 2026

Coastal waters from the Merrimack River MA to Watch Hill RI out
to 25 NM

ANZ200-151300-
704 PM EST Sat Feb 14 2026

.Synopsis for Massachusetts and Rhode Island coastal waters...
High pres will remain the dominant weather feature through this
weekend. A weak front will cross the waters tonight with an increase
in wind bringing potential for light freezing spray. Coastal low
pres passes well south of the waters late Sun night into Mon. High
pres builds over the waters Mon night and Tue. A cold front will
move south across the waters Tue night into Wed.

$$

ANZ250-151300-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
704 PM EST Sat Feb 14 2026

.TONIGHT...W winds 10 to 15 kt, becoming NW 15 to 20 kt with
gusts up to 25 kt after midnight. Seas 2 to 3 ft. Wave Detail: NW
3 ft at 4 seconds and SE 1 foot at 9 seconds.
.SUN...NW winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: N 4 ft
at 5 seconds and E 1 foot at 10 seconds. Light freezing spray in
the morning.
.SUN NIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: N
2 ft at 5 seconds and E 1 foot at 9 seconds.
.MON...E winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. Seas around 2 ft. Wave Detail: E 2 ft at 4 seconds and
E 1 foot at 10 seconds.
.MON NIGHT...NE winds 5 to 10 kt. Seas 2 to 4 ft. Wave Detail: E
4 ft at 8 seconds.
.TUE AND TUE NIGHT...W winds 5 to 10 kt. Seas 4 to 6 ft. Wave
Detail: E 6 ft at 10 seconds and NE 1 foot at 6 seconds.
.WED...W winds 5 to 10 kt. Seas 4 to 5 ft. A chance of rain.
.WED NIGHT...E winds 10 to 15 kt with gusts up to 20 kt. Seas
4 to 5 ft. Rain likely.
.THU AND THU NIGHT...N winds 10 to 15 kt, becoming NW. Gusts up
to 20 kt. Seas 3 to 5 ft. A chance of rain.

Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.

$$

ANZ251-151300-
Massachusetts Bay and Ipswich Bay-
704 PM EST Sat Feb 14 2026

.TONIGHT...W winds 10 to 15 kt. Gusts up to 20 kt after midnight.
Seas 1 foot or less, then around 2 ft after midnight. Wave
Detail: W 1 foot at 3 seconds and E 1 foot at 10 seconds,
becoming W 2 ft at 3 seconds and E 1 foot at 11 seconds.
.SUN...NW winds 15 to 20 kt, diminishing to 5 to 10 kt in the
afternoon. Seas around 2 ft. Wave Detail: N 2 ft at 4 seconds and
E 1 foot at 10 seconds.
.SUN NIGHT...E winds around 5 kt, increasing to 5 to 10 kt after
midnight. Seas around 2 ft in the evening, then 1 foot or less.
Wave Detail: NW 1 foot at 3 seconds and NE 1 foot at 6 seconds,
becoming NE 1 foot at 5 seconds and E 1 foot at 9 seconds.
.MON...E winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: E
1 foot at 3 seconds and E 1 foot at 10 seconds.
.MON NIGHT...NE winds 5 to 10 kt, becoming N after midnight. Seas
around 2 ft. Wave Detail: E 2 ft at 8 seconds.
.TUE AND TUE NIGHT...W winds 5 to 10 kt. Seas 2 to 4 ft. Wave
Detail: E 4 ft at 10 seconds and E 2 ft at 7 seconds.
.WED...W winds 5 to 10 kt. Seas 3 to 4 ft. A chance of rain.
.WED NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. Rain likely.
.THU AND THU NIGHT...N winds 10 to 15 kt, becoming NW. Seas 2 to
4 ft. A chance of rain.

Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.

$$

ANZ231-151300-
Cape Cod Bay-
704 PM EST Sat Feb 14 2026

.TONIGHT...W winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 20 kt after midnight. Seas 1 foot or less, then
around 2 ft after midnight. Wave Detail: W 1 foot at 3 seconds
and SE 1 foot at 10 seconds.
.SUN...NW winds 15 to 20 kt, becoming N 10 to 15 kt in the
afternoon. Seas around 2 ft. Wave Detail: N 2 ft at 5 seconds and
E 1 foot at 10 seconds.
.SUN NIGHT...E winds 5 to 10 kt. Seas around 2 ft. Wave Detail: N
2 ft at 5 seconds and E 1 foot at 10 seconds.
.MON...E winds 5 to 10 kt. Seas around 2 ft in the morning, then
1 foot or less. Wave Detail: E 2 ft at 3 seconds and NW 1 foot at
4 seconds, becoming NE 1 foot at 4 seconds and E 1 foot at
10 seconds.
.MON NIGHT...NE winds around 5 kt. Seas around 2 ft. Wave Detail:
NE 2 ft at 3 seconds and SE 2 ft at 9 seconds.
.TUE AND TUE NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. Wave
Detail: E 3 ft at 10 seconds and NW 1 foot at 2 seconds.
.WED...W winds 5 to 10 kt. Seas 2 to 3 ft. A chance of rain.
.WED NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Rain likely.
.THU AND THU NIGHT...N winds 5 to 10 kt, becoming NW. Seas 2 to
3 ft. A chance of rain.

Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.

$$

ANZ254-151300-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
704 PM EST Sat Feb 14 2026

.TONIGHT...W winds 10 to 15 kt. Gusts up to 20 kt after midnight.
Seas 2 to 3 ft. Wave Detail: W 3 ft at 4 seconds and N 1 foot at
5 seconds.
.SUN...NW winds 15 to 20 kt, becoming N 10 to 15 kt in the
afternoon. Seas 2 to 3 ft. Wave Detail: N 3 ft at 5 seconds and E
1 foot at 10 seconds.
.SUN NIGHT...NE winds 5 to 10 kt, becoming E 10 to 15 kt with
gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: N
3 ft at 6 seconds and E 1 foot at 10 seconds.
.MON...E winds 10 to 15 kt. Gusts up to 20 kt in the morning.
Seas 2 to 3 ft. Wave Detail: E 3 ft at 5 seconds and SW 1 foot at
5 seconds.
.MON NIGHT...NE winds 10 to 15 kt, becoming N 5 to 10 kt after
midnight. Seas 4 to 6 ft. Wave Detail: E 6 ft at 9 seconds and NE
4 ft at 6 seconds.
.TUE AND TUE NIGHT...W winds 5 to 10 kt. Seas 5 to 7 ft. Wave
Detail: E 7 ft at 10 seconds and SW 1 foot at 4 seconds.
.WED...W winds 5 to 10 kt. Seas 4 to 6 ft. A chance of rain.
.WED NIGHT...SW winds 10 to 15 kt. Seas 4 to 5 ft. Rain likely.
.THU AND THU NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. A
chance of rain.

Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.

$$

ANZ255-151300-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
704 PM EST Sat Feb 14 2026

.TONIGHT...W winds 5 to 10 kt, increasing to 10 to 15 kt after
midnight. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 6 seconds and
NE 1 foot at 6 seconds.
.SUN...NW winds 10 to 15 kt with gusts up to 20 kt, becoming N in
the afternoon. Seas 2 to 3 ft. Wave Detail: W 3 ft at 6 seconds
and N 1 foot at 3 seconds.
.SUN NIGHT...E winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: E
2 ft at 4 seconds and SW 2 ft at 6 seconds. A chance of snow
after midnight.
.MON...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
3 ft. Wave Detail: E 3 ft at 6 seconds and SW 1 foot at
6 seconds. A chance of snow in the morning.
.MON NIGHT...NE winds 10 to 15 kt, becoming N 5 to 10 kt after
midnight. Seas 4 to 6 ft. Wave Detail: SE 6 ft at 10 seconds and
E 4 ft at 6 seconds.
.TUE AND TUE NIGHT...W winds 5 to 10 kt. Seas 4 to 6 ft. Wave
Detail: E 6 ft at 10 seconds and SW 2 ft at 5 seconds.
.WED...SW winds 5 to 10 kt. Seas 3 to 5 ft. A chance of rain.
.WED NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 5 ft. Rain likely.
.THU AND THU NIGHT...NW winds 10 to 15 kt. Seas 4 to 6 ft. A
chance of rain.

Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.

$$

ANZ256-151300-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
704 PM EST Sat Feb 14 2026

.TONIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: SW
3 ft at 6 seconds and SE 1 foot at 9 seconds.
.SUN...N winds 10 to 15 kt, becoming NE in the afternoon. Seas
2 to 3 ft. Wave Detail: N 3 ft at 4 seconds and SE 1 foot at
8 seconds.
.SUN NIGHT...E winds 10 to 15 kt with gusts up to 25 kt. Seas
2 to 3 ft. Wave Detail: E 3 ft at 4 seconds and SW 2 ft at
5 seconds. A chance of snow after midnight.
.MON...E winds 15 to 20 kt, becoming NE 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft
at 5 seconds and S 1 foot at 6 seconds. A chance of snow in the
morning.
.MON NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt,
becoming N 5 to 10 kt after midnight. Seas 3 to 5 ft. Wave
Detail: SE 5 ft at 10 seconds and E 3 ft at 6 seconds.
.TUE AND TUE NIGHT...W winds 5 to 10 kt. Seas 4 to 6 ft. Wave
Detail: E 6 ft at 10 seconds and SW 2 ft at 5 seconds.
.WED...SW winds 5 to 10 kt. Seas 3 to 5 ft. A chance of rain.
.WED NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
4 to 5 ft. Rain likely.
.THU AND THU NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. A
chance of rain.

Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.

$$

ANZ232-151300-
Nantucket Sound-
704 PM EST Sat Feb 14 2026

.TONIGHT...W winds 5 to 10 kt. Seas around 2 ft. Wave Detail: W
1 foot at 5 seconds and NE 1 foot at 6 seconds.
.SUN...NW winds 10 to 15 kt, becoming N 5 to 10 kt in the
afternoon. Seas around 2 ft. Wave Detail: NW 2 ft at 4 seconds
and E 1 foot at 10 seconds.
.SUN NIGHT...E winds 5 to 10 kt. Seas 1 foot or less, then around
2 ft after midnight. Wave Detail: NE 1 foot at 3 seconds and SW
1 foot at 5 seconds, becoming E 1 foot at 3 seconds and SW 1 foot
at 5 seconds.
.MON...NE winds around 10 kt. Seas around 2 ft. Wave Detail: E
1 foot at 3 seconds and SW 1 foot at 5 seconds.
.MON NIGHT...N winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E
2 ft at 5 seconds and S 2 ft at 11 seconds.
.TUE AND TUE NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. Wave
Detail: E 3 ft at 10 seconds and NE 1 foot at 7 seconds.
.WED...SW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of rain.
.WED NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. Rain likely.
.THU AND THU NIGHT...NW winds around 10 kt. Seas 2 to 3 ft. A
chance of rain.

Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.

$$

ANZ233-151300-
Vineyard Sound-
704 PM EST Sat Feb 14 2026

.TONIGHT...W winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S
2 ft at 7 seconds.
.SUN...NW winds around 10 kt, becoming NE in the afternoon. Seas
around 2 ft. Wave Detail: W 2 ft at 6 seconds and N 1 foot at
3 seconds.
.SUN NIGHT...E winds 5 to 10 kt. Seas 1 foot or less. Wave
Detail: NE 1 foot at 2 seconds and SW 1 foot at 5 seconds. A
chance of snow after midnight.
.MON...NE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E
1 foot at 3 seconds and S 1 foot at 5 seconds. A chance of snow
in the morning.
.MON NIGHT...N winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S
2 ft at 11 seconds and NE 1 foot at 4 seconds.
.TUE AND TUE NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. Wave
Detail: SE 2 ft at 10 seconds and NE 1 foot at 6 seconds.
.WED...SW winds 5 to 10 kt. Seas around 2 ft. A chance of rain.
.WED NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. Rain likely.
.THU AND THU NIGHT...NW winds 10 to 15 kt. Seas 2 to 3 ft. A
chance of rain.

Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.

$$

ANZ234-151300-
Buzzards Bay-
704 PM EST Sat Feb 14 2026

.TONIGHT...W winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW
2 ft at 6 seconds and SE 1 foot at 9 seconds.
.SUN...NW winds 5 to 10 kt, becoming NE in the afternoon. Seas
around 2 ft in the morning, then 1 foot or less. Wave Detail: W
2 ft at 6 seconds and N 1 foot at 3 seconds, becoming N 1 foot at
3 seconds and SW 1 foot at 5 seconds.
.SUN NIGHT...E winds 5 to 10 kt. Seas 1 foot or less. Wave
Detail: NE 1 foot at 2 seconds and SW 1 foot at 5 seconds. A
chance of snow after midnight.
.MON...NE winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: E
1 foot at 2 seconds and S 1 foot at 5 seconds.
.MON NIGHT...N winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S
2 ft at 11 seconds and NE 1 foot at 3 seconds.
.TUE AND TUE NIGHT...W winds 5 to 10 kt. Seas around 2 ft. Wave
Detail: SE 2 ft at 10 seconds and SW 1 foot at 2 seconds.
.WED...SW winds 5 to 10 kt. Seas around 2 ft. A chance of rain.
.WED NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Rain likely.
.THU AND THU NIGHT...NW winds around 10 kt. Seas around 2 ft. A
chance of rain.

Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.

$$

ANZ235-151300-
Rhode Island Sound-
704 PM EST Sat Feb 14 2026

.TONIGHT...W winds around 10 kt. Seas around 2 ft. Wave Detail: W
2 ft at 6 seconds and SE 1 foot at 8 seconds.
.SUN...N winds 10 to 15 kt, becoming NE 5 to 10 kt in the
afternoon. Seas around 2 ft. Wave Detail: W 2 ft at 6 seconds and
SE 1 foot at 8 seconds.
.SUN NIGHT...E winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 20 kt after midnight. Seas 1 foot or less, then
around 2 ft after midnight. Wave Detail: E 1 foot at 3 seconds
and SW 1 foot at 5 seconds, becoming E 2 ft at 4 seconds and S
1 foot at 6 seconds. A chance of snow after midnight.
.MON...NE winds 10 to 15 kt. Gusts up to 20 kt in the morning.
Seas around 2 ft. Wave Detail: E 2 ft at 6 seconds and S 1 foot
at 6 seconds. A chance of snow in the morning.
.MON NIGHT...N winds 5 to 10 kt. Seas 2 to 4 ft. Wave Detail: SE
4 ft at 10 seconds and E 3 ft at 6 seconds.
.TUE AND TUE NIGHT...W winds 5 to 10 kt. Seas 2 to 4 ft. Wave
Detail: SE 4 ft at 10 seconds and SW 2 ft at 5 seconds.
.WED...SW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of rain.
.WED NIGHT...S winds 10 to 15 kt. Seas 2 to 4 ft. Rain likely.
.THU AND THU NIGHT...N winds 10 to 15 kt. Seas 2 to 4 ft. A
chance of rain.

Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.

$$

ANZ237-151300-
Block Island Sound-
704 PM EST Sat Feb 14 2026

.TONIGHT...W winds 5 to 10 kt. Seas around 2 ft. Wave Detail: W
2 ft at 6 seconds and SE 1 foot at 8 seconds.
.SUN...N winds 5 to 10 kt, becoming NE in the afternoon. Seas
around 2 ft. Wave Detail: NW 2 ft at 5 seconds and N 1 foot at
2 seconds.
.SUN NIGHT...E winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas around 2 ft. Wave Detail: E 2 ft at 4 seconds and
S 1 foot at 5 seconds. A chance of snow after midnight.
.MON...NE winds 10 to 15 kt. Gusts up to 20 kt in the morning.
Seas 2 to 3 ft. Wave Detail: E 3 ft at 5 seconds and S 1 foot at
5 seconds. A chance of snow in the morning.
.MON NIGHT...N winds 5 to 10 kt. Seas 2 to 4 ft. Wave Detail: SE
4 ft at 10 seconds and E 3 ft at 6 seconds.
.TUE AND TUE NIGHT...W winds 5 to 10 kt. Seas 3 to 4 ft. Wave
Detail: SE 4 ft at 10 seconds and SW 1 foot at 5 seconds.
.WED...SW winds 5 to 10 kt. Seas 2 to 4 ft. A chance of rain.
.WED NIGHT...S winds around 10 kt. Seas 2 to 4 ft. Rain likely.
.THU AND THU NIGHT...N winds around 10 kt. Seas 2 to 4 ft. A
chance of rain.

Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.

$$

ANZ230-151300-
Boston Harbor-
704 PM EST Sat Feb 14 2026

.TONIGHT...W winds 5 to 10 kt. Waves 1 foot or less, then around
2 ft after midnight.
.SUN...NW winds 10 to 15 kt, diminishing to around 5 kt in the
afternoon. Waves around 2 ft in the morning, then 1 foot or less.
.SUN NIGHT...SE winds around 5 kt, becoming E after midnight.
Waves 1 foot or less.
.MON...NE winds 5 to 10 kt. Waves 1 foot or less.
.MON NIGHT...N winds 5 to 10 kt. Waves 1 foot or less.
.TUE AND TUE NIGHT...W winds 5 to 10 kt. Waves 1 foot or less.
.WED...NW winds 5 to 10 kt. Waves 1 foot or less. A chance of
rain.
.WED NIGHT...N winds 5 to 10 kt. Waves 1 foot or less. Rain
likely.
.THU AND THU NIGHT...N winds 5 to 10 kt, becoming W 10 to 15 kt.
Waves 1 foot or less. A chance of rain.

Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.

$$

ANZ236-151300-
Narragansett Bay-
704 PM EST Sat Feb 14 2026

.TONIGHT...W winds 5 to 10 kt. Waves around 2 ft.
.SUN...N winds 5 to 10 kt, becoming NE in the afternoon. Waves
around 2 ft in the morning, then 1 foot or less.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 foot or less. A chance
of snow after midnight.
.MON...NE winds 5 to 10 kt. Waves 1 foot or less, then around
2 ft in the afternoon. A chance of snow in the morning.
.MON NIGHT...N winds 5 to 10 kt. Waves 2 to 3 ft.
.TUE AND TUE NIGHT...W winds 5 to 10 kt. Waves 2 to 3 ft.
.WED...SW winds 5 to 10 kt. Waves around 2 ft. A chance of rain.
.WED NIGHT...SW winds 5 to 10 kt. Waves around 2 ft. Rain likely.
.THU AND THU NIGHT...N winds 5 to 10 kt. Waves around 2 ft. A
chance of rain.

Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.

$$

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