Coastal Waters Forecast
Issued by NWS Boston, MA

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FZUS51 KBOX 201530
CWFBOX

Coastal Waters Forecast
National Weather Service Taunton MA
1130 AM EDT Fri Oct 20 2017

COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT TO
25 NM

ANZ200-210430-
1130 AM EDT Fri Oct 20 2017

.Synopsis for Massachusetts and Rhode Island coastal waters...
Strong high pressure over the Appalachians today will move east
across the southern New England coastal waters Saturday and east  of
New England on Sunday. A strong cold front approaches from the  west
late Tuesday.

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.

$$

ANZ250-210430-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
1130 AM EDT Fri Oct 20 2017

.THIS AFTERNOON...NW winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 4 ft.
.TONIGHT...NW winds 5 to 10 kt. Gusts up to 20 kt in the evening.
Seas around 2 ft.
.SAT...W winds around 5 kt, becoming SW in the afternoon. Seas
around 2 ft.
.SAT NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN NIGHT...SW winds around 10 kt with gusts up to 20 kt. Seas
2 to 4 ft.
.MON...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft.
.MON NIGHT...S winds 10 to 15 kt. Seas 2 to 4 ft.
.TUE...S winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. A chance of showers.
.TUE NIGHT...S winds 20 to 25 kt. Seas 5 to 8 ft. Showers.

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.

$$

ANZ251-210430-
Massachusetts Bay and Ipswich Bay-
1130 AM EDT Fri Oct 20 2017

.THIS AFTERNOON...NW winds 10 to 15 kt, diminishing to 5 to
10 kt. Gusts up to 20 kt. Seas around 2 ft.
.TONIGHT...NW winds 5 to 10 kt. Seas around 2 ft.
.SAT...W winds around 5 kt, becoming SW around 5 kt in the
afternoon. Seas 1 foot or less.
.SAT NIGHT...SW winds 5 to 10 kt. Seas around 2 ft.
.SUN...SW winds 5 to 10 kt. Seas around 2 ft.
.SUN NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.MON...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.MON NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft.
.TUE...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. Showers likely.
.TUE NIGHT...S winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 4 ft. Showers.

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.

$$

ANZ231-210430-
Cape Cod Bay-
1130 AM EDT Fri Oct 20 2017

.THIS AFTERNOON...NW winds 10 to 15 kt with gusts up to 20 kt.
Seas around 2 ft.
.TONIGHT...NW winds 5 to 10 kt. Seas 1 foot or less.
.SAT...W winds around 5 kt, becoming SW in the afternoon. Seas
1 foot or less.
.SAT NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less.
.SUN...SW winds 5 to 10 kt. Seas 1 foot or less.
.SUN NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less.
.MON...S winds 5 to 10 kt. Seas 2 to 3 ft.
.MON NIGHT...S winds around 10 kt. Seas around 2 ft.
.TUE...S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
3 ft. A chance of showers.
.TUE NIGHT...S winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 4 ft. Showers.

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.

$$

ANZ254-210430-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
1130 AM EDT Fri Oct 20 2017

.THIS AFTERNOON...NW winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 4 ft.
.TONIGHT...NW winds 5 to 10 kt. Gusts up to 20 kt in the evening.
Seas 2 to 3 ft.
.SAT...NW winds around 5 kt, becoming SW in the afternoon. Seas
2 to 3 ft.
.SAT NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.MON...S winds 5 to 10 kt. Seas 2 to 4 ft.
.MON NIGHT...S winds 10 to 15 kt. Seas 2 to 4 ft.
.TUE...S winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft. A chance of showers.
.TUE NIGHT...S winds 15 to 20 kt with gusts up to 30 kt. Seas
4 to 7 ft, except 8 to 11 ft S and E of Nantucket. Showers
likely.

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.

$$

ANZ255-210430-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
1130 AM EDT Fri Oct 20 2017

.THIS AFTERNOON...NW winds 10 to 15 kt. Gusts up to 20 kt early.
Seas 2 to 4 ft.
.TONIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft.
.SAT...N winds around 5 kt, becoming SW in the afternoon. Seas
2 to 3 ft.
.SAT NIGHT...SW winds around 5 kt. Seas 2 to 3 ft.
.SUN...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft.
.MON...S winds 5 to 10 kt. Seas around 3 ft.
.MON NIGHT...S winds 10 to 15 kt. Seas around 3 ft.
.TUE...S winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. A chance of showers.
.TUE NIGHT...S winds around 20 kt with gusts up to 30 kt. Seas
5 to 8 ft. Showers likely.

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.

$$

ANZ256-210430-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
1130 AM EDT Fri Oct 20 2017

.THIS AFTERNOON...NW winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 4 ft.
.TONIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft.
.SAT...NW winds around 5 kt, becoming SW in the afternoon. Seas
2 to 3 ft.
.SAT NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN...SW winds 5 to 10 kt. Seas around 3 ft.
.SUN NIGHT...S winds 5 to 10 kt. Seas around 3 ft.
.MON...S winds 5 to 10 kt. Seas around 3 ft.
.MON NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. A chance of
showers.
.TUE...S winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
7 ft. A chance of showers.
.TUE NIGHT...S winds 20 to 25 kt with gusts up to 30 kt. Seas
6 to 9 ft. Showers. Vsby 1 to 3 NM.

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.

$$

ANZ232-210430-
Nantucket Sound-
1130 AM EDT Fri Oct 20 2017

.THIS AFTERNOON...NW winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt. Seas around 2 ft.
.TONIGHT...NW winds 5 to 10 kt. Seas around 2 ft.
.SAT...NW winds around 5 kt, becoming SW in the afternoon. Seas
1 foot or less.
.SAT NIGHT...SW winds 5 to 10 kt. Seas around 2 ft.
.SUN...SW winds 5 to 10 kt. Seas around 2 ft.
.SUN NIGHT...SW winds 5 to 10 kt. Seas around 2 ft.
.MON...S winds 5 to 10 kt. Seas around 2 ft.
.MON NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft.
.TUE...S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft. A chance of showers.
.TUE NIGHT...S winds around 20 kt with gusts up to 30 kt. Seas
3 to 5 ft. Showers likely.

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.

$$

ANZ233-210430-
Vineyard Sound-
1130 AM EDT Fri Oct 20 2017

.THIS AFTERNOON...NW winds 5 to 10 kt. Gusts up to 20 kt early.
Seas around 2 ft.
.TONIGHT...NW winds 5 to 10 kt. Seas around 2 ft.
.SAT...NW winds around 5 kt, becoming SW in the afternoon. Seas
1 foot or less.
.SAT NIGHT...SW winds 5 to 10 kt. Seas around 2 ft.
.SUN...SW winds 5 to 10 kt. Seas 1 foot or less.
.SUN NIGHT...S winds 5 to 10 kt. Seas around 2 ft.
.MON...S winds 5 to 10 kt. Seas 2 to 3 ft.
.MON NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. A chance of
showers.
.TUE...S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft. Showers likely.
.TUE NIGHT...S winds 15 to 20 kt with gusts up to 30 kt. Seas
3 to 5 ft. Showers.

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.

$$

ANZ234-210430-
Buzzards Bay-
1130 AM EDT Fri Oct 20 2017

.THIS AFTERNOON...NW winds 5 to 10 kt. Seas around 2 ft.
.TONIGHT...NW winds 5 to 10 kt. Seas 1 foot or less.
.SAT...NW winds around 5 kt, becoming SW in the afternoon. Seas
1 foot or less.
.SAT NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less.
.SUN...SW winds 5 to 10 kt. Seas 1 foot or less.
.SUN NIGHT...S winds 5 to 10 kt. Seas 1 foot or less.
.MON...S winds 5 to 10 kt. Seas 2 to 3 ft.
.MON NIGHT...S winds around 10 kt. Seas 2 to 3 ft. A chance of
showers.
.TUE...S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft. Showers likely.
.TUE NIGHT...S winds 15 to 20 kt with gusts up to 30 kt. Seas
2 to 4 ft. Showers. Vsby 1 to 3 NM.

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.

$$

ANZ235-210430-
Rhode Island Sound-
1130 AM EDT Fri Oct 20 2017

.THIS AFTERNOON...NW winds 10 to 15 kt, diminishing to 5 to
10 kt. Gusts up to 20 kt. Seas 2 to 3 ft.
.TONIGHT...NW winds 5 to 10 kt. Seas around 2 ft.
.SAT...NW winds around 5 kt, becoming SW in the afternoon. Seas
around 2 ft.
.SAT NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft.
.MON...S winds 5 to 10 kt. Seas 2 to 3 ft.
.MON NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
around 3 ft. A chance of showers.
.TUE...S winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. Showers likely.
.TUE NIGHT...S winds 15 to 20 kt with gusts up to 30 kt. Seas
4 to 7 ft. Showers. Vsby 1 to 3 NM.

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.

$$

ANZ237-210430-
Block Island Sound-
1130 AM EDT Fri Oct 20 2017

.THIS AFTERNOON...NW winds 10 to 15 kt, diminishing to 5 to
10 kt. Gusts up to 20 kt. Seas 2 to 3 ft.
.TONIGHT...NW winds 5 to 10 kt. Seas around 2 ft.
.SAT...NW winds around 5 kt, becoming SW in the afternoon. Seas
around 2 ft.
.SAT NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft.
.MON...S winds 5 to 10 kt. Seas 2 to 3 ft.
.MON NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. A chance of
showers.
.TUE...S winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. Showers likely.
.TUE NIGHT...S winds 15 to 20 kt with gusts up to 30 kt. Seas
4 to 7 ft. Showers. Vsby 1 to 3 NM.

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.

$$

ANZ230-210430-
Boston Harbor-
1130 AM EDT Fri Oct 20 2017

.THIS AFTERNOON...NW winds 5 to 10 kt. Waves around 2 ft.
.TONIGHT...NW winds 5 to 10 kt. Waves around 2 ft.
.SAT...SW winds around 5 kt. Waves 1 foot or less.
.SAT NIGHT...SW winds around 5 kt. Waves 1 foot or less.
.SUN...SW winds around 5 kt. Waves 1 foot or less.
.SUN NIGHT...SW winds around 5 kt. Waves 1 foot or less.
.MON...SW winds 5 to 10 kt. Waves 1 foot or less.
.MON NIGHT...S winds 5 to 10 kt. Waves 1 foot or less. A chance
of showers.
.TUE...S winds 10 to 15 kt with gusts up to 20 kt. Waves around
2 ft. Showers likely.
.TUE NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Waves
around 2 ft. Showers.

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.

$$

ANZ236-210430-
Narragansett Bay-
1130 AM EDT Fri Oct 20 2017

.THIS AFTERNOON...NW winds 5 to 10 kt. Waves around 2 ft.
.TONIGHT...NW winds 5 to 10 kt. Waves 1 foot or less.
.SAT...NW winds around 5 kt, becoming SW in the afternoon. Waves
1 foot or less.
.SAT NIGHT...SW winds 5 to 10 kt. Waves around 2 ft.
.SUN...SW winds around 5 kt, increasing to 5 to 10 kt in the
afternoon. Waves around 2 ft.
.SUN NIGHT...SW winds 5 to 10 kt. Waves around 2 ft.
.MON...S winds 5 to 10 kt. Waves 2 to 3 ft.
.MON NIGHT...S winds 5 to 10 kt. Waves 2 to 3 ft. A chance of
showers.
.TUE...S winds 10 to 15 kt with gusts up to 25 kt. Waves 2 to
4 ft. Showers likely.
.TUE NIGHT...S winds 10 to 15 kt with gusts up to 25 kt. Waves
2 to 4 ft. Showers. Vsby 1 to 3 NM.

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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