Coastal Waters Forecast
Issued by NWS Boston, MA

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000
FZUS51 KBOX 190616
CWFBOX

Coastal Waters Forecast
National Weather Service Boston/Norton MA
116 AM EST Wed Dec 19 2018

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

ANZ200-191900-
116 AM EST Wed Dec 19 2018

.Synopsis for Massachusetts and Rhode Island coastal waters...
NW gales will diminish overnight. High pres builds over the  waters
on Wed. This high pres will shift offshore late Wed into  Thu,
resulting in SW winds and moderating temperatures. A storm  system
will approach srn New England from the SW Fri and Fri  night, which
will bring SE gales to the waters. A cold front will  push across
the waters on Sat.

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.

$$

ANZ250-191900-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
116 AM EST Wed Dec 19 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EST EARLY THIS
MORNING...

.REST OF TONIGHT...NW winds 15 to 20 kt with gusts up to 25 kt.
Seas 4 to 7 ft.
.WED...W winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. Seas 3 to 5 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.THU...SW winds 5 to 10 kt. Gusts up to 20 kt in the morning.
Seas 2 to 3 ft.
.THU NIGHT...S winds 5 to 10 kt, becoming SE 10 to 15 kt with
gusts up to 25 kt after midnight. Seas 2 to 4 ft. A chance of
rain.
.FRI...SE winds 20 to 25 kt, increasing to 25 to 30 kt in the
afternoon. Gusts up to 45 kt. Seas 7 to 10 ft. Rain. Vsby 1 to
3 NM.
.FRI NIGHT...S winds 20 to 25 kt with gusts up to 40 kt,
diminishing to 15 to 20 kt with gusts up to 25 kt after midnight.
Seas 7 to 10 ft. Rain.
.SAT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to
8 ft. A chance of showers.
.SAT NIGHT...W winds 20 to 25 kt with gusts up to 30 kt. Seas
5 to 8 ft.
.SUN...W winds 20 to 25 kt. Seas 4 to 7 ft.
.SUN NIGHT...W winds 15 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.

$$

ANZ251-191900-
Massachusetts Bay and Ipswich Bay-
116 AM EST Wed Dec 19 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EST EARLY THIS
MORNING...

.REST OF TONIGHT...NW winds 10 to 15 kt with gusts up to 25 kt.
Seas 2 to 4 ft.
.WED...W winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. Seas 2 to 3 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft.
.THU...SW winds 5 to 10 kt. Seas 1 foot or less.
.THU NIGHT...S winds 5 to 10 kt, becoming SE 10 to 15 kt with
gusts up to 20 kt after midnight. Seas around 2 ft. Rain likely.
.FRI...SE winds 15 to 20 kt with gusts up to 35 kt. Seas 4 to
7 ft. Rain. Vsby 1 to 3 NM.
.FRI NIGHT...S winds 15 to 20 kt with gusts up to 40 kt,
diminishing to 10 to 15 kt with gusts up to 20 kt after midnight.
Seas 3 to 5 ft. Rain.
.SAT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. A chance of showers.
.SAT NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas
2 to 4 ft.
.SUN...W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 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.

$$

ANZ231-191900-
Cape Cod Bay-
116 AM EST Wed Dec 19 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EST EARLY THIS
MORNING...

.REST OF TONIGHT...NW winds 10 to 15 kt with gusts up to 25 kt.
Seas 3 to 5 ft.
.WED...W winds 5 to 10 kt. Seas 2 to 4 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft.
.THU...SW winds 5 to 10 kt. Seas 1 foot or less.
.THU NIGHT...S winds 5 to 10 kt, becoming SE 10 to 15 kt with
gusts up to 25 kt after midnight. Seas around 2 ft. Rain likely.
.FRI...SE winds 20 to 25 kt with gusts up to 40 kt. Seas 3 to
5 ft. Rain. Vsby 1 to 3 NM.
.FRI NIGHT...S winds 15 to 20 kt with gusts up to 40 kt,
diminishing to 10 to 15 kt with gusts up to 20 kt after midnight.
Seas 2 to 4 ft. Rain.
.SAT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft. A chance of showers.
.SAT NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 4 ft.
.SUN...W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.SUN 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.

$$

ANZ254-191900-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
116 AM EST Wed Dec 19 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM EST THIS MORNING...

.REST OF TONIGHT...NW winds 10 to 15 kt with gusts up to 25 kt.
Seas 5 to 8 ft.
.WED...W winds 5 to 10 kt. Seas 3 to 5 ft.
.WED NIGHT...W winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
4 ft.
.THU...SW winds 5 to 10 kt. Gusts up to 20 kt in the morning.
Seas 2 to 3 ft.
.THU NIGHT...S winds 5 to 10 kt, becoming SE 10 to 15 kt with
gusts up to 25 kt after midnight. Seas 2 to 4 ft. A chance of
rain.
.FRI...SE winds 20 to 25 kt, becoming S 25 to 30 kt in the
afternoon. Gusts up to 45 kt. Seas 8 to 11 ft. Rain.
.FRI NIGHT...S winds 20 to 25 kt with gusts up to 40 kt,
diminishing to 15 to 20 kt with gusts up to 25 kt after midnight.
Seas 9 to 14 ft. Rain.
.SAT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 7 to
10 ft, except 10 to 15 ft S and E of Nantucket. A chance of
showers.
.SAT NIGHT...W winds 20 to 25 kt with gusts up to 30 kt. Seas
7 to 10 ft, except 10 to 15 ft S and E of Nantucket.
.SUN...W winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to
8 ft.
.SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
4 to 6 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.

$$

ANZ255-191900-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
116 AM EST Wed Dec 19 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EST EARLY THIS
MORNING...

.REST OF TONIGHT...NW winds 10 to 15 kt with gusts up to 20 kt.
Seas 3 to 5 ft.
.WED...W winds 5 to 10 kt. Seas 2 to 4 ft.
.WED NIGHT...W winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
4 ft.
.THU...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.THU NIGHT...SE winds 5 to 10 kt, increasing to 15 to 20 kt with
gusts up to 30 kt after midnight. Seas 3 to 5 ft. A chance of
rain.
.FRI...SE winds 20 to 25 kt with gusts up to 40 kt. Seas 9 to
12 ft. Rain. Vsby 1 to 3 NM.
.FRI NIGHT...S winds 20 to 25 kt with gusts up to 35 kt,
diminishing to around 15 kt with gusts up to 25 kt after
midnight. Seas 10 to 15 ft. Rain.
.SAT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 9 to
14 ft. A chance of showers.
.SAT NIGHT...W winds 20 to 25 kt with gusts up to 30 kt. Seas
8 to 13 ft.
.SUN...W winds 15 to 20 kt with gusts up to 25 kt. Seas 7 to
10 ft.
.SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
4 to 7 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.

$$

ANZ256-191900-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
116 AM EST Wed Dec 19 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EST EARLY THIS
MORNING...

.REST OF TONIGHT...NW winds 10 to 15 kt with gusts up to 20 kt.
Seas 3 to 5 ft.
.WED...W winds 5 to 10 kt. Seas 2 to 3 ft.
.WED NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft.
.THU...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.THU NIGHT...SE winds 10 to 15 kt, increasing to 15 to 20 kt with
gusts up to 30 kt after midnight. Seas 4 to 6 ft. Rain.
.FRI...SE winds 20 to 25 kt with gusts up to 40 kt. Seas 8 to
13 ft. Rain.
.FRI NIGHT...S winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. Gusts up to 30 kt. Seas 11 to 15 ft. Rain.
.SAT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 10 to
14 ft.
.SAT NIGHT...W winds 20 to 25 kt with gusts up to 30 kt. Seas
9 to 14 ft.
.SUN...W winds 15 to 20 kt with gusts up to 25 kt. Seas 6 to
9 ft.
.SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
4 to 7 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.

$$

ANZ232-191900-
Nantucket Sound-
116 AM EST Wed Dec 19 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EST EARLY THIS
MORNING...

.REST OF TONIGHT...NW winds 5 to 10 kt with gusts up to 20 kt.
Seas 2 to 3 ft.
.WED...W winds 5 to 10 kt. Seas 2 to 3 ft.
.WED NIGHT...W winds 5 to 10 kt. Seas around 2 ft.
.THU...SW winds 5 to 10 kt. Seas around 2 ft.
.THU NIGHT...SE winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 25 kt after midnight. Seas 2 to 4 ft. Rain likely.
.FRI...SE winds 20 to 25 kt with gusts up to 40 kt. Seas 4 to
7 ft. Rain. Vsby 1 to 3 NM.
.FRI NIGHT...S winds 20 to 25 kt with gusts up to 35 kt,
diminishing to 10 to 15 kt with gusts up to 25 kt after midnight.
Seas 4 to 6 ft. Rain.
.SAT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. A chance of showers.
.SAT NIGHT...W winds 20 to 25 kt with gusts up to 30 kt. Seas
3 to 5 ft.
.SUN...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft.
.SUN 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.

$$

ANZ233-191900-
Vineyard Sound-
116 AM EST Wed Dec 19 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EST EARLY THIS
MORNING...

.REST OF TONIGHT...NW winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 3 ft.
.WED...W winds 5 to 10 kt. Seas around 2 ft.
.WED NIGHT...SW winds 5 to 10 kt with gusts up to 20 kt. Seas
around 2 ft.
.THU...SW winds 5 to 10 kt. Seas around 2 ft.
.THU NIGHT...SE winds 5 to 10 kt, increasing to 15 to 20 kt with
gusts up to 25 kt after midnight. Seas 2 to 4 ft. Rain.
.FRI...SE winds 20 to 25 kt with gusts up to 40 kt. Seas 4 to
7 ft. Rain. Vsby 1 to 3 NM.
.FRI NIGHT...S winds 15 to 20 kt. Gusts up to 40 kt, decreasing
to 25 kt after midnight. Seas 4 to 7 ft. Rain.
.SAT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
7 ft. A chance of showers.
.SAT NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas
4 to 7 ft.
.SUN...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft.
.SUN 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.

$$

ANZ234-191900-
Buzzards Bay-
116 AM EST Wed Dec 19 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EST EARLY THIS
MORNING...

.REST OF TONIGHT...NW winds 5 to 10 kt. Seas around 2 ft.
.WED...W winds 5 to 10 kt. Seas 1 foot or less.
.WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft.
.THU...SW winds 5 to 10 kt. Seas around 2 ft.
.THU NIGHT...SE winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 25 kt after midnight. Seas around 2 ft. Rain.
.FRI...SE winds 15 to 20 kt with gusts up to 35 kt. Seas 3 to
5 ft. Rain. Vsby 1 to 3 NM.
.FRI NIGHT...S winds 15 to 20 kt with gusts up to 40 kt,
diminishing to 10 to 15 kt with gusts up to 20 kt after midnight.
Seas 2 to 4 ft. Rain.
.SAT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft. A chance of showers.
.SAT NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 4 ft.
.SUN...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft.
.SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 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.

$$

ANZ235-191900-
Rhode Island Sound-
116 AM EST Wed Dec 19 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EST EARLY THIS
MORNING...

.REST OF TONIGHT...NW winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 3 ft.
.WED...W winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. Seas 2 to 3 ft.
.WED NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft.
.THU...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.THU NIGHT...SE winds 5 to 10 kt, increasing to 15 to 20 kt with
gusts up to 30 kt after midnight. Seas 2 to 4 ft. Rain.
.FRI...SE winds 20 to 25 kt with gusts up to 40 kt. Seas 6 to
9 ft. Rain. Vsby 1 to 3 NM.
.FRI NIGHT...S winds 15 to 20 kt with gusts up to 40 kt,
diminishing to 10 to 15 kt with gusts up to 25 kt after midnight.
Seas 7 to 10 ft. Rain.
.SAT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 7 to
10 ft.
.SAT NIGHT...W winds 20 to 25 kt with gusts up to 30 kt. Seas
6 to 9 ft.
.SUN...W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft.
.SUN 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.

$$

ANZ237-191900-
Block Island Sound-
116 AM EST Wed Dec 19 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EST EARLY THIS
MORNING...

.REST OF TONIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft.
.WED...W winds 5 to 10 kt. Seas around 2 ft.
.WED NIGHT...W winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.THU...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.THU NIGHT...SE winds 5 to 10 kt, increasing to 15 to 20 kt with
gusts up to 30 kt after midnight. Seas 2 to 4 ft. Rain.
.FRI...SE winds 20 to 25 kt, becoming S 15 to 20 kt in the
afternoon. Gusts up to 35 kt. Seas 6 to 9 ft. Rain. Vsby 1 to
3 NM.
.FRI NIGHT...S winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 30 kt. Seas 6 to 9 ft. Rain.
.SAT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 6 to
9 ft.
.SAT NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas
5 to 8 ft.
.SUN...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft.
.SUN 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.

$$

ANZ230-191900-
Boston Harbor-
116 AM EST Wed Dec 19 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EST EARLY THIS
MORNING...

.REST OF TONIGHT...NW winds 5 to 10 kt with gusts up to 20 kt.
Waves around 2 ft.
.WED...W winds 5 to 10 kt. Waves around 2 ft.
.WED NIGHT...SW winds around 5 kt. Waves 1 foot or less.
.THU...SW winds 5 to 10 kt. Waves 1 foot or less.
.THU NIGHT...SE winds 5 to 10 kt. Waves around 2 ft. Rain likely.
.FRI...SE winds 10 to 15 kt with gusts up to 30 kt. Waves 2 to
4 ft. Rain. Vsby 1 to 3 NM.
.FRI NIGHT...S winds 10 to 15 kt. Gusts up to 35 kt in the
evening. Waves 2 to 3 ft. Rain.
.SAT...SW winds 10 to 15 kt with gusts up to 20 kt. Waves around
2 ft. A chance of showers.
.SAT NIGHT...W winds around 15 kt with gusts up to 25 kt. Waves
around 2 ft.
.SUN...W winds 10 to 15 kt with gusts up to 20 kt. Waves around
2 ft.
.SUN 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.

$$

ANZ236-191900-
Narragansett Bay-
116 AM EST Wed Dec 19 2018

.REST OF TONIGHT...NW winds 5 to 10 kt. Waves 1 foot or less.
.WED...W winds 5 to 10 kt. Waves 1 foot or less.
.WED NIGHT...SW winds 5 to 10 kt. Waves around 2 ft.
.THU...SW winds 5 to 10 kt. Waves around 2 ft.
.THU NIGHT...SE winds 5 to 10 kt, becoming E 10 to 15 kt with
gusts up to 25 kt after midnight. Waves 2 to 3 ft. Rain.
.FRI...SE winds 15 to 20 kt. Gusts up to 30 kt, increasing to
40 kt in the afternoon. Waves 3 to 5 ft. Rain. Vsby 1 to 3 NM.
.FRI NIGHT...S winds 10 to 15 kt. Gusts up to 35 kt, decreasing
to 20 kt after midnight. Waves 3 to 5 ft. Rain.
.SAT...SW winds 10 to 15 kt with gusts up to 25 kt. Waves 2 to
4 ft, except 5 to 7 ft at the bay entrance.
.SAT NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Waves
2 to 4 ft, except 4 to 7 ft at the bay entrance.
.SUN...W winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to
3 ft.
.SUN NIGHT...W winds 5 to 10 kt. Waves 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.

$$

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