Coastal Waters Forecast
Issued by NWS Boston, MA

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000
FZUS51 KBOX 050316
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
1016 PM EST Thu Mar 4 2021

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

ANZ200-051600-
1016 PM EST Thu Mar 4 2021

.Synopsis for Massachusetts and Rhode Island coastal waters...
Expect areas of light freezing spray on the waters tonight and
Friday. High pressure builds over the waters and maintains dry
weather from the weekend through the first half of next week.

For additional information on possible hazardous weather for the
week ahead, please visit www.weather.gov/boston/ehwo.

$$

ANZ250-051600-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
1016 PM EST Thu Mar 4 2021

...GALE WARNING IN EFFECT UNTIL 4 AM EST FRIDAY...

.OVERNIGHT...NW winds around 25 kt with gusts up to 35 kt. Seas
5 to 7 ft. Light freezing spray likely.
.FRI...NW winds 20 to 25 kt with gusts up to 35 kt. Seas 4 to
7 ft. Light freezing spray likely.
.FRI NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas
4 to 7 ft. Light freezing spray likely.
.SAT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft.
.SAT NIGHT THROUGH SUN NIGHT...N winds 15 to 20 kt. Seas 2 to
4 ft.
.MON THROUGH TUE NIGHT...W winds 10 to 15 kt with gusts up to
20 kt. Seas 2 to 4 ft.

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.

$$

ANZ251-051600-
Massachusetts Bay and Ipswich Bay-
1016 PM EST Thu Mar 4 2021

...GALE WARNING IN EFFECT UNTIL 4 AM EST FRIDAY...

.OVERNIGHT...NW winds 20 to 25 kt with gusts up to 35 kt. Seas
3 to 4 ft. Light freezing spray likely.
.FRI...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
4 ft. Light freezing spray likely.
.FRI NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas
2 to 4 ft. Light freezing spray likely.
.SAT...W winds around 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.SAT NIGHT THROUGH SUN NIGHT...N winds 10 to 15 kt with gusts up
to 20 kt. Seas 2 to 3 ft.
.MON THROUGH TUE NIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft.

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.

$$

ANZ231-051600-
Cape Cod Bay-
1016 PM EST Thu Mar 4 2021

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

.OVERNIGHT...NW winds 20 to 25 kt with gusts up to 35 kt. Seas
3 to 5 ft. Light freezing spray likely.
.FRI...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
4 ft. Light freezing spray likely.
.FRI NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 4 ft. Light freezing spray likely.
.SAT...W winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Seas 2 to 3 ft.
.SAT NIGHT THROUGH SUN NIGHT...N winds 10 to 15 kt with gusts up
to 20 kt. Seas 2 to 3 ft.
.MON THROUGH TUE NIGHT...W winds 10 to 15 kt with gusts up to
20 kt. Seas around 2 ft.

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.

$$

ANZ254-051600-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
1016 PM EST Thu Mar 4 2021

...GALE WARNING IN EFFECT UNTIL 4 AM EST FRIDAY...

.OVERNIGHT...NW winds 20 to 25 kt with gusts up to 35 kt. Seas
5 to 8 ft. Light freezing spray likely.
.FRI...W winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
7 ft. Light freezing spray likely.
.FRI NIGHT...NW winds around 20 kt with gusts up to 30 kt. Seas
4 to 7 ft. Light freezing spray likely.
.SAT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft. Light freezing spray likely.
.SAT NIGHT...NW winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Seas 3 to 5 ft.
.SUN AND SUN NIGHT...N winds 10 to 15 kt. Seas 2 to 4 ft.
.MON THROUGH TUE NIGHT...W winds 10 to 15 kt with gusts up to
20 kt. Seas 3 to 5 ft.

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.

$$

ANZ255-051600-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
1016 PM EST Thu Mar 4 2021

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

.OVERNIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas
4 to 7 ft. Light freezing spray likely.
.FRI...W winds around 20 kt with gusts up to 30 kt. Seas 4 to
7 ft. Light freezing spray likely.
.FRI NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas
5 to 8 ft. Light freezing spray likely.
.SAT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft.
.SAT NIGHT...NW winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Seas 4 to 6 ft.
.SUN AND SUN NIGHT...N winds 10 to 15 kt. Seas 2 to 3 ft.
.MON AND MON NIGHT...NW winds 10 to 15 kt, becoming W with gusts
up to 20 kt. Seas 2 to 3 ft.
.TUE AND TUE NIGHT...W winds 10 to 15 kt. Gusts up to 20 kt. Seas
3 to 5 ft.

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.

$$

ANZ256-051600-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
1016 PM EST Thu Mar 4 2021

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

.OVERNIGHT...NW winds 20 to 25 kt with gusts up to 35 kt. Seas
4 to 7 ft. Light freezing spray likely.
.FRI...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
6 ft. Light freezing spray likely.
.FRI NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas
4 to 7 ft. Light freezing spray likely.
.SAT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
5 ft.
.SAT NIGHT...NW winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Seas 3 to 5 ft.
.SUN AND SUN NIGHT...N winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 3 ft.
.MON AND MON NIGHT...NW winds 10 to 15 kt, becoming W. Seas 2 to
3 ft.
.TUE AND TUE NIGHT...W winds 10 to 15 kt. Gusts up to 20 kt. Seas
3 to 5 ft.

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.

$$

ANZ232-051600-
Nantucket Sound-
1016 PM EST Thu Mar 4 2021

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

.OVERNIGHT...NW winds around 20 kt with gusts up to 30 kt. Seas
around 3 ft. Light freezing spray likely.
.FRI...W winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to
3 ft. Light freezing spray likely.
.FRI NIGHT...NW winds 15 to 20 kt. Gusts up to 30 kt in the
evening. Seas 2 to 4 ft. Light freezing spray likely.
.SAT...W winds 15 to 20 kt. Seas 2 to 3 ft.
.SAT NIGHT THROUGH SUN NIGHT...N winds 10 to 15 kt with gusts up
to 20 kt. Seas 2 to 3 ft.
.MON THROUGH TUE NIGHT...W winds 10 to 15 kt with gusts up to
20 kt. Seas around 2 ft.

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.

$$

ANZ233-051600-
Vineyard Sound-
1016 PM EST Thu Mar 4 2021

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

.OVERNIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas
around 3 ft. Light freezing spray likely.
.FRI...W winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to
3 ft.
.FRI NIGHT...NW winds 15 to 20 kt. Gusts up to 30 kt, decreasing
to 20 kt after midnight. Seas 2 to 4 ft.
.SAT...W winds around 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.SAT NIGHT AND SUN...W winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 3 ft.
.SUN NIGHT...NW winds 5 to 10 kt, becoming N 10 to 15 kt after
midnight. Seas 1 foot or less.
.MON THROUGH TUE NIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft.

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.

$$

ANZ234-051600-
Buzzards Bay-
1016 PM EST Thu Mar 4 2021

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

.OVERNIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas
around 3 ft. Light freezing spray likely.
.FRI...W winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to
3 ft.
.FRI NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 3 ft.
.SAT...W winds around 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.SAT NIGHT AND SUN...W winds 10 to 15 kt with gusts up to 20 kt.
Seas around 2 ft.
.SUN NIGHT...NW winds 5 to 10 kt, becoming N 10 to 15 kt after
midnight. Seas 1 foot or less.
.MON THROUGH TUE NIGHT...W winds 10 to 15 kt. Seas around 2 ft.

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.

$$

ANZ235-051600-
Rhode Island Sound-
1016 PM EST Thu Mar 4 2021

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

.OVERNIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas
3 to 4 ft. Light freezing spray likely.
.FRI...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to
4 ft. Light freezing spray likely.
.FRI NIGHT...NW winds 15 to 20 kt. Gusts up to 30 kt in the
evening. Seas 3 to 5 ft.
.SAT...W winds 15 to 20 kt. Seas 3 to 4 ft.
.SAT NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft.
.SUN AND SUN NIGHT...N winds 10 to 15 kt. Seas around 2 ft.
.MON AND MON NIGHT...NW winds 10 to 15 kt, becoming W. Seas
around 2 ft.
.TUE AND TUE NIGHT...W winds 10 to 15 kt. Seas 2 to 4 ft.

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.

$$

ANZ237-051600-
Block Island Sound-
1016 PM EST Thu Mar 4 2021

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

.OVERNIGHT...NW winds 20 to 25 kt, diminishing to 15 to 20 kt.
Gusts up to 35 kt. Seas 3 to 4 ft. Light freezing spray likely.
.FRI...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
4 ft. Light freezing spray likely.
.FRI NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas
3 to 5 ft.
.SAT...W winds around 15 kt with gusts up to 20 kt. Seas 3 to
4 ft.
.SAT NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft.
.SUN AND SUN NIGHT...N winds 10 to 15 kt. Seas around 2 ft.
.MON THROUGH TUE NIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft.

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.

$$

ANZ230-051600-
Boston Harbor-
1016 PM EST Thu Mar 4 2021

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

.OVERNIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Waves
around 2 ft.
.FRI...W winds around 15 kt with gusts up to 30 kt. Waves around
2 ft.
.FRI NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Waves
around 2 ft.
.SAT...W winds 10 to 15 kt with gusts up to 20 kt. Waves 1 foot
or less.
.SAT NIGHT THROUGH SUN NIGHT...NW winds 5 to 10 kt. Waves 1 foot
or less.
.MON THROUGH TUE NIGHT...W winds 5 to 10 kt. Waves 1 foot or
less.

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.

$$

ANZ236-051600-
Narragansett Bay-
1016 PM EST Thu Mar 4 2021

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

.OVERNIGHT...NW winds around 15 kt with gusts up to 30 kt. Waves
around 3 ft.
.FRI...NW winds around 15 kt with gusts up to 25 kt. Waves 2 to
3 ft.
.FRI NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Waves
2 to 3 ft.
.SAT...W winds 10 to 15 kt with gusts up to 20 kt. Waves around
2 ft.
.SAT NIGHT THROUGH SUN NIGHT...N winds 5 to 10 kt with gusts up
to 20 kt. Waves 1 foot or less.
.MON THROUGH TUE NIGHT...W winds 5 to 10 kt. Waves around 2 ft.

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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