Coastal Waters Forecast
Issued by NWS Boston, MA

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754
FZUS51 KBOX 200616
CWFBOX

Coastal Waters Forecast
National Weather Service Taunton MA
116 AM EST Sat Jan 20 2018

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

ANZ200-201900-
116 AM EST Sat Jan 20 2018

.Synopsis for Massachusetts and Rhode Island coastal waters...
Large high pres will build S of the waters this weekend. Low pres
will pass well W of the region late Monday, but its associated
front will likely bring periods of rain and gusty southerly winds
late Mon into Tue, shifting to W on Wed.

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.

$$

ANZ250-201900-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
116 AM EST Sat Jan 20 2018

...GALE WARNING IN EFFECT FROM 7 AM THIS MORNING TO 1 PM EST THIS
AFTERNOON...

.REST OF TONIGHT...SW winds 15 to 20 kt with gusts up to 30 kt.
Seas 3 to 5 ft.
.SAT...SW winds 20 to 25 kt with gusts up to 35 kt. Seas 3 to
5 ft.
.SAT NIGHT...W winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 25 kt. Seas 3 to 5 ft.
.SUN...W winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. Seas 2 to 3 ft.
.SUN NIGHT...NW winds 5 to 10 kt. Seas 1 foot or less.
.MON...E winds 5 to 10 kt. Seas 1 foot or less.
.MON NIGHT...E winds 10 to 15 kt, becoming SE 15 to 20 kt after
midnight. Gusts up to 25 kt. Seas 3 to 5 ft. Rain likely.
.TUE...S winds 20 to 25 kt with gusts up to 30 kt. Seas 6 to
9 ft. Rain. Vsby 1 to 3 NM.
.TUE NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas
5 to 8 ft.
.WED...W winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
7 ft.
.WED NIGHT...W winds 20 to 25 kt with gusts up to 30 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.

$$

ANZ251-201900-
Massachusetts Bay and Ipswich Bay-
116 AM EST Sat Jan 20 2018

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

.REST OF TONIGHT...SW winds 15 to 20 kt with gusts up to 25 kt.
Seas 2 to 3 ft.
.SAT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to
4 ft.
.SAT NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas
2 to 3 ft.
.SUN...W winds 5 to 10 kt. Seas around 2 ft.
.SUN NIGHT...W winds around 5 kt, becoming NW after midnight.
Seas 1 foot or less.
.MON...E winds 5 to 10 kt. Seas 1 foot or less. A chance of rain.
.MON NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft. Rain likely. Vsby 1 to 3 NM.
.TUE...S winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft. Rain. Vsby 1 to 3 NM.
.TUE NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas
3 to 5 ft.
.WED...W winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to
4 ft.
.WED NIGHT...W winds 15 to 20 kt with gusts up to 30 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.

$$

ANZ231-201900-
Cape Cod Bay-
116 AM EST Sat Jan 20 2018

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

.REST OF TONIGHT...SW winds 15 to 20 kt with gusts up to 25 kt.
Seas 2 to 4 ft.
.SAT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to
4 ft.
.SAT NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas
2 to 3 ft.
.SUN...W winds 5 to 10 kt, diminishing to around 5 kt in the
afternoon. Seas around 2 ft.
.SUN NIGHT...NW winds around 5 kt. Seas 1 foot or less.
.MON...E winds 5 to 10 kt. Seas 1 foot or less.
.MON NIGHT...SE winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas 2 to 3 ft. Rain likely.
.TUE...S winds 20 to 25 kt with gusts up to 30 kt. Seas 2 to
4 ft. Rain. Vsby 1 to 3 NM.
.TUE NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 4 ft.
.WED...W winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to
4 ft.
.WED NIGHT...W winds 15 to 20 kt with gusts up to 30 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.

$$

ANZ254-201900-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
116 AM EST Sat Jan 20 2018

...GALE WARNING IN EFFECT THROUGH THIS EVENING...

.REST OF TONIGHT...SW winds 15 to 20 kt with gusts up to 25 kt.
Seas 3 to 5 ft.
.SAT...SW winds 20 to 25 kt with gusts up to 40 kt. Seas 4 to
7 ft.
.SAT NIGHT...W winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 30 kt. Seas 3 to 5 ft.
.SUN...NW winds 5 to 10 kt. Seas 2 to 4 ft.
.SUN NIGHT...W winds around 5 kt, becoming NW after midnight.
Seas 2 to 3 ft.
.MON...E winds 5 to 10 kt. Seas 2 to 3 ft.
.MON NIGHT...E winds 10 to 15 kt, becoming SE 15 to 20 kt with
gusts up to 25 kt after midnight. Seas 2 to 4 ft. Rain likely.
.TUE...S winds 20 to 25 kt with gusts up to 30 kt. Seas 7 to
10 ft. Rain. Vsby 1 to 3 NM.
.TUE NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas
6 to 9 ft. A chance of showers.
.WED...W winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to
8 ft.
.WED NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas
5 to 8 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.

$$

ANZ255-201900-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
116 AM EST Sat Jan 20 2018

...GALE WARNING IN EFFECT THROUGH THIS EVENING...

.REST OF TONIGHT...SW winds 15 to 20 kt with gusts up to 25 kt.
Seas 4 to 6 ft.
.SAT...SW winds 20 to 25 kt with gusts up to 40 kt. Seas 7 to
10 ft.
.SAT NIGHT...W winds 15 to 20 kt with gusts up to 30 kt, becoming
NW 10 to 15 kt with gusts up to 20 kt after midnight. Seas 5 to
8 ft.
.SUN...W winds 5 to 10 kt. Seas 3 to 5 ft.
.SUN NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft.
.MON...E winds 5 to 10 kt. Seas 2 to 3 ft.
.MON NIGHT...SE winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. Seas 3 to 5 ft. Rain likely.
.TUE...S winds 20 to 25 kt with gusts up to 30 kt. Seas 7 to
10 ft. Rain.
.TUE NIGHT...W winds around 20 kt with gusts up to 30 kt. Seas
7 to 10 ft. A chance of showers.
.WED...W winds 20 to 25 kt with gusts up to 30 kt. Seas 7 to
10 ft.
.WED NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas
6 to 9 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.

$$

ANZ256-201900-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
116 AM EST Sat Jan 20 2018

...GALE WARNING IN EFFECT THROUGH THIS AFTERNOON...

.REST OF TONIGHT...SW winds 15 to 20 kt with gusts up to 25 kt.
Seas 4 to 7 ft.
.SAT...SW winds 20 to 25 kt, becoming W 25 to 30 kt in the
afternoon. Seas 7 to 10 ft.
.SAT NIGHT...W winds 15 to 20 kt with gusts up to 30 kt, becoming
NW 10 to 15 kt with gusts up to 20 kt after midnight. Seas 4 to
7 ft.
.SUN...W winds 5 to 10 kt. Seas 2 to 4 ft.
.SUN NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft.
.MON...E winds 5 to 10 kt. Seas around 2 ft.
.MON NIGHT...SE winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. Seas 3 to 5 ft. Rain likely.
.TUE...S winds 20 to 25 kt with gusts up to 30 kt. Seas 7 to
10 ft. Rain. Vsby 1 to 3 NM.
.TUE NIGHT...W winds 20 to 25 kt with gusts up to 35 kt. Seas
8 to 10 ft.
.WED...W winds 20 to 25 kt with gusts up to 30 kt. Seas 7 to
10 ft.
.WED NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas
5 to 8 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.

$$

ANZ232-201900-
Nantucket Sound-
116 AM EST Sat Jan 20 2018

...GALE WARNING IN EFFECT FROM 7 AM EST THIS MORNING THROUGH THIS
AFTERNOON...

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

$$

ANZ233-201900-
Vineyard Sound-
116 AM EST Sat Jan 20 2018

...GALE WARNING IN EFFECT FROM 7 AM EST THIS MORNING THROUGH THIS
AFTERNOON...

.REST OF TONIGHT...SW winds 15 to 20 kt with gusts up to 25 kt.
Seas 2 to 4 ft.
.SAT...SW winds 15 to 20 kt with gusts up to 35 kt. Seas 3 to
5 ft.
.SAT NIGHT...W winds 10 to 15 kt with gusts up to 30 kt,
diminishing to 5 to 10 kt after midnight. Seas 2 to 4 ft.
.SUN...W winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft.
.MON...E winds 5 to 10 kt. Seas around 2 ft.
.MON NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. Rain likely.
.TUE...S winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to
5 ft. Rain. Vsby 1 to 3 NM.
.TUE NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas
3 to 5 ft.
.WED...W winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
6 ft.
.WED NIGHT...W winds 15 to 20 kt with gusts up to 30 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.

$$

ANZ234-201900-
Buzzards Bay-
116 AM EST Sat Jan 20 2018

...GALE WARNING IN EFFECT FROM 7 AM EST THIS MORNING THROUGH THIS
AFTERNOON...

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

$$

ANZ235-201900-
Rhode Island Sound-
116 AM EST Sat Jan 20 2018

...GALE WARNING IN EFFECT FROM 5 AM EST EARLY THIS MORNING
THROUGH THIS AFTERNOON...

.REST OF TONIGHT...SW winds 15 to 20 kt with gusts up to 25 kt.
Seas 3 to 5 ft.
.SAT...SW winds 20 to 25 kt with gusts up to 35 kt. Seas 5 to
8 ft.
.SAT NIGHT...W winds 15 to 20 kt with gusts up to 30 kt,
diminishing to 10 to 15 kt with gusts up to 20 kt after midnight.
Seas 3 to 5 ft.
.SUN...W winds 5 to 10 kt. Seas 2 to 4 ft.
.SUN NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft.
.MON...E winds 5 to 10 kt. Seas around 2 ft.
.MON NIGHT...SE winds 10 to 15 kt with gusts up to 25 kt. Seas
2 to 4 ft. Rain likely.
.TUE...S winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
7 ft. Rain. Vsby 1 to 3 NM.
.TUE NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas
6 to 8 ft.
.WED...W winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to
8 ft.
.WED NIGHT...W winds 15 to 20 kt with gusts up to 30 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.

$$

ANZ237-201900-
Block Island Sound-
116 AM EST Sat Jan 20 2018

...GALE WARNING IN EFFECT FROM 5 AM EST EARLY THIS MORNING
THROUGH THIS AFTERNOON...

.REST OF TONIGHT...SW winds 15 to 20 kt with gusts up to 25 kt.
Seas 3 to 5 ft.
.SAT...W winds 20 to 25 kt with gusts up to 35 kt. Seas 4 to
6 ft.
.SAT NIGHT...W winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Gusts up to 25 kt. Seas 2 to 4 ft.
.SUN...W winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft.
.MON...E winds 5 to 10 kt. Seas around 2 ft.
.MON NIGHT...SE winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas 2 to 4 ft. Rain likely.
.TUE...S winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
7 ft. Rain. Vsby 1 to 3 NM.
.TUE NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas
5 to 7 ft.
.WED...W winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
7 ft.
.WED NIGHT...W winds 15 to 20 kt with gusts up to 30 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.

$$

ANZ230-201900-
Boston Harbor-
116 AM EST Sat Jan 20 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM EST THIS MORNING
THROUGH THIS AFTERNOON...

.REST OF TONIGHT...SW winds 10 to 15 kt with gusts up to 20 kt.
Waves around 2 ft.
.SAT...SW winds 15 to 20 kt, becoming W 10 to 15 kt in the
afternoon. Gusts up to 30 kt. Waves around 2 ft.
.SAT NIGHT...W winds 5 to 10 kt. Gusts up to 25 kt in the
evening. Waves around 2 ft.
.SUN...W winds 5 to 10 kt. Waves 1 foot or less.
.SUN NIGHT...NW winds around 5 kt. Waves 1 foot or less.
.MON...NE winds around 5 kt. Waves 1 foot or less. A chance of
rain.
.MON NIGHT...SE winds 5 to 10 kt. Waves 1 foot or less. Rain.
.TUE...S winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to
3 ft. Rain.
.TUE NIGHT...W winds around 10 kt with gusts up to 20 kt. Waves
around 2 ft.
.WED...W winds 10 to 15 kt with gusts up to 25 kt. Waves around
2 ft.
.WED NIGHT...W winds 10 to 15 kt with gusts up to 25 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.

$$

ANZ236-201900-
Narragansett Bay-
116 AM EST Sat Jan 20 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON...

.REST OF TONIGHT...SW winds 10 to 15 kt with gusts up to 20 kt.
Waves 2 to 3 ft.
.SAT...SW winds 15 to 20 kt with gusts up to 30 kt. Waves 2 to
4 ft.
.SAT NIGHT...W winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Waves 2 to 3 ft.
.SUN...W winds around 5 kt. Waves around 2 ft.
.SUN NIGHT...NW winds around 5 kt. Waves around 2 ft.
.MON...E winds 5 to 10 kt. Waves 1 foot or less. A chance of
rain.
.MON NIGHT...E winds 5 to 10 kt, becoming SE 10 to 15 kt after
midnight. Waves 2 to 3 ft. Rain.
.TUE...S winds 15 to 20 kt with gusts up to 25 kt. Waves 2 to
4 ft. Rain. Vsby 1 to 3 NM.
.TUE NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Waves
2 to 4 ft.
.WED...W winds 10 to 15 kt with gusts up to 25 kt. Waves 2 to
4 ft.
.WED NIGHT...W winds 10 to 15 kt with gusts up to 20 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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