Coastal Waters Forecast
Issued by NWS Boston, MA

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851
FZUS51 KBOX 221116
CWFBOX

Coastal Waters Forecast
National Weather Service Boston/Norton MA
716 AM EDT Mon Oct 22 2018

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

ANZ200-230000-
716 AM EDT Mon Oct 22 2018

.Synopsis for Massachusetts and Rhode Island coastal waters...
A ridge of high pres will build south of the waters today. Weak  low
pres will then track across New England Tue, dragging a cold  front
across the waters Wed. High pres will build E from the Great Lakes
Thu into Fri.

For information on possible hazardous weather beyond the 24-36
hour forecast period, please visit www.weather.gov/boston and
follow the Current Hazards link above the map on the left.

$$

ANZ250-230000-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
716 AM EDT Mon Oct 22 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 AM EDT THIS MORNING...

.TODAY...W winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to
5 ft.
.TONIGHT...SW winds 5 to 10 kt. Seas around 4 ft, subsiding to
2 ft after midnight. A chance of showers after midnight.
.TUE...S winds 5 to 10 kt, becoming SE 10 to 15 kt with gusts up
to 25 kt in the afternoon. Seas 3 to 4 ft. A chance of showers in
the morning, then showers likely in the afternoon.
.TUE NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas
3 to 4 ft. A chance of showers.
.WED...NW winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Gusts up to 30 kt. Seas around 3 ft. A chance of
showers.
.WED NIGHT...NW winds 15 to 20 kt with gusts up to 35 kt. Seas
around 5 ft. A chance of showers in the evening.
.THU...NW winds 15 to 20 kt with gusts up to 30 kt. Seas around
5 ft.
.THU NIGHT...NW winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. Gusts up to 35 kt. Seas around 5 ft.
.FRI...NW winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Gusts up to 30 kt. Seas 3 to 4 ft.
.FRI NIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. 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.

$$

ANZ251-230000-
Massachusetts Bay and Ipswich Bay-
716 AM EDT Mon Oct 22 2018

.TODAY...W winds 10 to 15 kt, diminishing to 5 to 10 kt this
afternoon. Gusts up to 20 kt. Seas around 3 ft.
.TONIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of
showers after midnight.
.TUE...SE winds 5 to 10 kt. Gusts up to 20 kt in the afternoon.
Seas 2 to 3 ft. A chance of showers in the morning, then showers
likely in the afternoon with vsby 1 to 3 NM.
.TUE NIGHT...W winds 5 to 10 kt with gusts up to 25 kt. Seas 2 to
3 ft. A chance of showers. Vsby 1 to 3 NM in the evening.
.WED...NW winds 10 to 15 kt. Gusts up to 30 kt. Seas 2 to 3 ft. A
chance of showers.
.WED NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas
around 3 ft.
.THU...NW winds 15 to 20 kt with gusts up to 30 kt. Seas around
3 ft.
.THU NIGHT...NW winds 15 to 20 kt with gusts up to 35 kt. Seas
around 3 ft.
.FRI...NW winds 10 to 15 kt with gusts up to 30 kt. Seas 2 to
3 ft.
.FRI NIGHT...NW winds 5 to 10 kt. Gusts up to 20 kt in the
evening. 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.

$$

ANZ231-230000-
Cape Cod Bay-
716 AM EDT Mon Oct 22 2018

.TODAY...W winds 10 to 15 kt, diminishing to 5 to 10 kt this
afternoon. Gusts up to 20 kt. Seas around 4 ft, subsiding to 2 ft
this afternoon.
.TONIGHT...SW winds 5 to 10 kt, diminishing to around 5 kt after
midnight. Seas around 2 ft. A chance of showers after midnight.
.TUE...S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. Seas around 2 ft. A chance of
showers.
.TUE NIGHT...W winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Gusts up to 25 kt. Seas around 2 ft. A chance of
showers.
.WED...NW winds 10 to 15 kt with gusts up to 30 kt. Seas 2 to
3 ft. A chance of showers.
.WED NIGHT...NW winds 15 to 20 kt with gusts up to 35 kt. Seas
3 to 4 ft. A chance of showers in the evening.
.THU...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
4 ft.
.THU NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas
around 4 ft.
.FRI...NW winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Gusts up to 30 kt. Seas 2 to 3 ft.
.FRI NIGHT...W winds 5 to 10 kt with gusts up to 20 kt, becoming
N after midnight. Seas around 2 ft in the evening, then 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.

$$

ANZ254-230000-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
716 AM EDT Mon Oct 22 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 AM EDT THIS MORNING...

.TODAY...W winds 10 to 15 kt with gusts up to 20 kt. Seas around
6 ft, subsiding to 4 ft this afternoon.
.TONIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt in the evening.
Seas 3 to 4 ft.
.TUE...S winds 5 to 10 kt, becoming SE 10 to 15 kt with gusts up
to 20 kt in the afternoon. Seas 3 to 4 ft. A chance of showers.
.TUE NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas
around 5 ft. A chance of showers.
.WED...NW winds 10 to 15 kt with gusts up to 30 kt. Seas 4 to
5 ft. A chance of showers.
.WED NIGHT...NW winds 15 to 20 kt with gusts up to 35 kt. Seas
around 6 ft. A chance of showers.
.THU...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to
6 ft.
.THU NIGHT...NW winds 15 to 20 kt with gusts up to 35 kt. Seas
around 6 ft.
.FRI...NW winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Gusts up to 30 kt. Seas 4 to 5 ft.
.FRI NIGHT...NW winds 5 to 10 kt with gusts up to 20 kt, becoming
N after midnight. 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.

$$

ANZ255-230000-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
716 AM EDT Mon Oct 22 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 AM EDT THIS MORNING...

.TODAY...W winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to
5 ft.
.TONIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Gusts up to 20 kt. Seas 3 to 4 ft.
.TUE...S winds 10 to 15 kt with gusts up to 25 kt. Seas around
3 ft, building to 5 ft in the afternoon. A chance of showers.
.TUE NIGHT...W winds 10 to 15 kt with gusts up to 30 kt. Seas
around 7 ft. A chance of showers after midnight.
.WED...NW winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Gusts up to 30 kt. Seas 5 to 6 ft. A chance of
showers.
.WED NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas
5 to 6 ft. A chance of showers in the evening.
.THU...NW winds 15 to 20 kt with gusts up to 30 kt. Seas around
4 ft.
.THU NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas
around 5 ft.
.FRI...NW winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Gusts up to 30 kt. Seas 3 to 4 ft.
.FRI NIGHT...NW winds 5 to 10 kt with gusts up to 20 kt, becoming
NE 10 to 15 kt after midnight. 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.

$$

ANZ256-230000-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
716 AM EDT Mon Oct 22 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 AM EDT THIS MORNING...

.TODAY...W winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to
4 ft.
.TONIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Gusts up to 20 kt. Seas around 3 ft.
.TUE...S winds 5 to 10 kt, becoming SW 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Seas around 3 ft, building to 5 ft
in the afternoon. A chance of showers in the afternoon.
.TUE NIGHT...W winds 15 to 20 kt, becoming NW 10 to 15 kt after
midnight. Gusts up to 30 kt. Seas around 7 ft. A chance of
showers after midnight.
.WED...NW winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Gusts up to 30 kt. Seas 5 to 6 ft. A chance of
showers.
.WED NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas
4 to 5 ft.
.THU...NW winds 15 to 20 kt with gusts up to 30 kt. Seas around
4 ft.
.THU NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas
around 4 ft.
.FRI...NW winds 10 to 15 kt with gusts up to 30 kt. Seas 2 to
3 ft.
.FRI NIGHT...NW winds 5 to 10 kt with gusts up to 20 kt, becoming
NE 10 to 15 kt after midnight. 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.

$$

ANZ232-230000-
Nantucket Sound-
716 AM EDT Mon Oct 22 2018

.TODAY...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.TONIGHT...W winds 10 to 15 kt with gusts up to 20 kt, becoming
SW 5 to 10 kt after midnight. Seas 2 to 3 ft. A chance of showers
after midnight.
.TUE...S winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
3 ft. A chance of showers.
.TUE NIGHT...W winds 10 to 15 kt with gusts up to 30 kt. Seas
around 3 ft. A chance of showers after midnight.
.WED...NW winds 10 to 15 kt with gusts up to 30 kt. Seas around
3 ft. A chance of showers.
.WED NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas
around 3 ft. A chance of showers in the evening.
.THU...NW winds 15 to 20 kt with gusts up to 30 kt. Seas around
3 ft.
.THU NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas
around 3 ft.
.FRI...NW winds 10 to 15 kt with gusts up to 30 kt. Seas 2 to
3 ft.
.FRI NIGHT...NW winds 5 to 10 kt with gusts up to 20 kt, becoming
N after midnight. Seas 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.

$$

ANZ233-230000-
Vineyard Sound-
716 AM EDT Mon Oct 22 2018

.TODAY...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.TONIGHT...SW winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft. A
chance of showers after midnight.
.TUE...S winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Seas around 2 ft, building to 4 ft
in the afternoon. A chance of showers.
.TUE NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas
around 4 ft. A chance of showers after midnight.
.WED...NW winds 10 to 15 kt with gusts up to 30 kt. Seas around
3 ft. A chance of showers.
.WED NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas
around 3 ft.
.THU...NW winds around 15 kt with gusts up to 30 kt. Seas around
3 ft.
.THU NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas
around 3 ft.
.FRI...NW winds 10 to 15 kt. Gusts up to 30 kt. Seas 2 to 3 ft.
.FRI NIGHT...NW winds 5 to 10 kt with gusts up to 20 kt, becoming
N after midnight. Seas 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.

$$

ANZ234-230000-
Buzzards Bay-
716 AM EDT Mon Oct 22 2018

.TODAY...W winds 5 to 10 kt, increasing to 10 to 15 kt this
afternoon. Gusts up to 20 kt. Seas 2 to 3 ft.
.TONIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.TUE...S winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Seas around 2 ft, building to 4 ft
in the afternoon. A chance of showers.
.TUE NIGHT...W winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Gusts up to 25 kt. Seas 3 to 4 ft. A chance of showers
after midnight.
.WED...NW winds 10 to 15 kt with gusts up to 30 kt. Seas 2 to
3 ft. A chance of showers.
.WED NIGHT...NW winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 30 kt. Seas around 3 ft.
.THU...NW winds 10 to 15 kt with gusts up to 30 kt. Seas around
3 ft.
.THU NIGHT...NW winds 10 to 15 kt with gusts up to 30 kt. Seas
around 3 ft.
.FRI...NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. Gusts up to 25 kt. Seas 2 to 3 ft.
.FRI NIGHT...NW winds 5 to 10 kt, becoming N after midnight. Seas
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.

$$

ANZ235-230000-
Rhode Island Sound-
716 AM EDT Mon Oct 22 2018

.TODAY...W winds 10 to 15 kt with gusts up to 25 kt. Seas around
3 ft.
.TONIGHT...SW winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. Seas around 3 ft.
.TUE...S winds 5 to 10 kt, becoming SW 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Seas 3 to 4 ft. A chance of showers
in the afternoon.
.TUE NIGHT...W winds 10 to 15 kt with gusts up to 30 kt. Seas
around 5 ft. A chance of showers after midnight.
.WED...NW winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Gusts up to 30 kt. Seas 3 to 4 ft. A chance of
showers.
.WED NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas
around 3 ft.
.THU...NW winds 15 to 20 kt with gusts up to 30 kt. Seas around
3 ft.
.THU NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas
around 3 ft.
.FRI...NW winds 10 to 15 kt. Gusts up to 30 kt. Seas 2 to 3 ft.
.FRI NIGHT...NW winds 5 to 10 kt, becoming NE 10 to 15 kt after
midnight. Seas 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.

$$

ANZ237-230000-
Block Island Sound-
716 AM EDT Mon Oct 22 2018

.TODAY...W winds 10 to 15 kt with gusts up to 20 kt. Seas around
3 ft.
.TONIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt in the evening.
Seas 2 to 3 ft.
.TUE...S winds 5 to 10 kt, becoming SW 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Seas 3 to 4 ft. A chance of showers
in the afternoon.
.TUE NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas
around 4 ft.
.WED...NW winds 10 to 15 kt with gusts up to 30 kt. Seas 3 to
4 ft. A chance of showers in the morning.
.WED NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas
around 3 ft.
.THU...NW winds 10 to 15 kt with gusts up to 30 kt. Seas around
3 ft.
.THU NIGHT...NW winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 30 kt. Seas around 3 ft.
.FRI...NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. Gusts up to 25 kt. Seas 2 to 3 ft.
.FRI NIGHT...NW winds 5 to 10 kt, becoming NE after midnight.
Seas 1 foot or less, then around 2 ft after midnight.

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.

$$

ANZ230-230000-
Boston Harbor-
716 AM EDT Mon Oct 22 2018

.TODAY...W winds 5 to 10 kt. Gusts up to 20 kt this afternoon.
Waves around 2 ft.
.TONIGHT...SW winds 5 to 10 kt. Waves around 2 ft in the evening,
then 1 foot or less. A chance of showers after midnight.
.TUE...SE winds 5 to 10 kt. Waves 1 foot or less, then around
2 ft in the afternoon. A chance of showers in the morning, then
showers likely in the afternoon.
.TUE NIGHT...W winds 5 to 10 kt. Gusts up to 20 kt after
midnight. Waves 1 foot or less. A chance of showers.
.WED...W winds 5 to 10 kt, becoming NW 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Waves around 2 ft. A chance of
showers.
.WED NIGHT...NW winds 10 to 15 kt with gusts up to 30 kt. Waves
around 2 ft.
.THU...NW winds 10 to 15 kt with gusts up to 30 kt. Waves around
2 ft.
.THU NIGHT...NW winds 10 to 15 kt with gusts up to 30 kt. Waves
around 2 ft.
.FRI...NW winds 5 to 10 kt with gusts up to 25 kt. Waves around
2 ft.
.FRI NIGHT...NW winds around 5 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.

$$

ANZ236-230000-
Narragansett Bay-
716 AM EDT Mon Oct 22 2018

.TODAY...W winds 5 to 10 kt. Gusts up to 20 kt this morning.
Waves around 2 ft.
.TONIGHT...SW winds 5 to 10 kt. Waves around 2 ft.
.TUE...S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. Waves 2 to 3 ft. A chance of
showers.
.TUE NIGHT...W winds 5 to 10 kt with gusts up to 25 kt. Waves
around 3 ft.
.WED...NW winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. Gusts up to 30 kt. Waves 2 to 3 ft. A chance of
showers in the morning.
.WED NIGHT...NW winds 10 to 15 kt with gusts up to 30 kt. Waves
around 3 ft.
.THU...NW winds 10 to 15 kt with gusts up to 25 kt. Waves around
3 ft.
.THU NIGHT...NW winds 10 to 15 kt with gusts up to 30 kt. Waves
around 3 ft.
.FRI...NW winds 5 to 10 kt with gusts up to 25 kt. Waves around
3 ft in the morning, then 1 foot or less.
.FRI NIGHT...NW winds 5 to 10 kt, becoming N after midnight.
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.

$$

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