Coastal Waters Forecast
Issued by NWS Boston, MA

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FZUS51 KBOX 211716
CWFBOX

Coastal Waters Forecast
National Weather Service Taunton MA
116 PM EDT Fri Jul 21 2017

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

ANZ200-220600-
116 PM EDT Fri Jul 21 2017

.Synopsis for Massachusetts and Rhode Island coastal waters...
Stalled boundary over the waters today. High pressure will move
overhead on Saturday. Approaching warm front on Sunday with a
coastal low pressure system moving through the waters on Monday  and
Tuesday. High pressure builds over the waters from the west on
Wednesday.

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.

$$

ANZ250-220600-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
116 PM EDT Fri Jul 21 2017

.THIS AFTERNOON...S winds 5 to 10 kt. Seas around 2 ft.
.TONIGHT...SW winds 5 to 10 kt, becoming W after midnight. Seas
2 to 4 ft.
.SAT...W winds around 5 kt, becoming S in the afternoon. Seas
2 to 3 ft.
.SAT NIGHT...S winds 5 to 10 kt, becoming E with gusts up to
20 kt after midnight. Seas 2 to 4 ft. A chance of showers.
.SUN...NE winds 5 to 10 kt with gusts up to 20 kt. Seas 3 to
5 ft. A chance of showers.
.SUN NIGHT...E winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Seas 3 to 5 ft. A chance of showers. Vsby 1 to 3 NM.
.MON...NE winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
4 ft. A chance of showers.
.MON NIGHT...NE winds 5 to 10 kt with gusts up to 20 kt. Seas
2 to 4 ft. A chance of showers. Vsby 1 to 3 NM.
.TUE...NE winds 5 to 10 kt with gusts up to 25 kt. Seas 2 to
4 ft. A chance of showers. Vsby 1 to 3 NM.
.TUE NIGHT...NE winds 10 to 15 kt with gusts up to 25 kt. Seas
4 to 7 ft. A chance of 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.

$$

ANZ251-220600-
Massachusetts Bay and Ipswich Bay-
116 PM EDT Fri Jul 21 2017

.THIS AFTERNOON...S winds 5 to 10 kt. Seas 1 to 2 ft.
.TONIGHT...SW winds 5 to 10 kt, becoming W after midnight. Seas
2 to 3 ft.
.SAT...W winds around 5 kt, becoming S in the afternoon. Seas
around 2 ft.
.SAT NIGHT...SW winds 5 to 10 kt, becoming NE with gusts up to
20 kt after midnight. Seas 2 to 3 ft. A chance of showers.
.SUN...NE winds 5 to 10 kt with gusts up to 20 kt. Seas 3 to
5 ft. A chance of showers.
.SUN NIGHT...NE winds 5 to 10 kt. Seas 3 to 5 ft. A chance of
showers. Vsby 1 to 3 NM.
.MON...NE winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
4 ft. A chance of showers.
.MON NIGHT...NE winds 5 to 10 kt with gusts up to 20 kt. Seas
2 to 3 ft. A chance of showers. Vsby 1 to 3 NM.
.TUE...NE winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
4 ft. A chance of showers.
.TUE NIGHT...N winds 5 to 10 kt with gusts up to 25 kt. Seas 3 to
5 ft. A chance of 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.

$$

ANZ231-220600-
Cape Cod Bay-
116 PM EDT Fri Jul 21 2017

.THIS AFTERNOON...S winds 5 to 10 kt. Seas 1 foot or less.
.TONIGHT...W 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...S winds 5 to 10 kt. Seas 1 foot or less. A chance of
showers.
.SUN...NE winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
3 ft. A chance of showers.
.SUN NIGHT...E winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Seas 2 to 3 ft. Showers likely. Vsby 1 to 3 NM.
.MON...NE winds 5 to 10 kt with gusts up to 20 kt. Seas around
2 ft. A chance of showers.
.MON NIGHT...NE winds 5 to 10 kt with gusts up to 20 kt. Seas
around 2 ft. A chance of showers. Vsby 1 to 3 NM.
.TUE...NE winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
3 ft. A chance of showers. Vsby 1 to 3 NM.
.TUE NIGHT...N winds 5 to 10 kt with gusts up to 25 kt. Seas 3 to
5 ft. A chance of 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.

$$

ANZ254-220600-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
116 PM EDT Fri Jul 21 2017

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

$$

ANZ255-220600-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
116 PM EDT Fri Jul 21 2017

.THIS AFTERNOON...SW winds 5 to 10 kt with gusts up to 20 kt.
Seas 3 to 4 ft.
.TONIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, becoming
W 5 to 10 kt after midnight. Seas 2 to 4 ft. Patchy fog. Vsby
1 NM or less.
.SAT...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas
2 to 4 ft.
.SAT NIGHT...S winds 5 to 10 kt. Gusts up to 20 kt after
midnight. Seas 2 to 3 ft. A chance of showers.
.SUN...NE winds 5 to 10 kt with gusts up to 20 kt. Seas around
3 ft. A chance of showers.
.SUN NIGHT...E winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Seas 3 to 5 ft. Showers likely.
.MON...E winds 5 to 10 kt with gusts up to 20 kt. Seas 3 to 5 ft.
A chance of showers.
.MON NIGHT...NE winds 5 to 10 kt. Seas 3 to 5 ft. A chance of
showers. Vsby 1 to 3 NM.
.TUE...E winds 5 to 10 kt with gusts up to 20 kt. Seas 3 to 5 ft.
A chance of showers. Vsby 1 to 3 NM.
.TUE NIGHT...N winds 5 to 10 kt with gusts up to 25 kt. Seas 4 to
6 ft. A chance of 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.

$$

ANZ256-220600-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
116 PM EDT Fri Jul 21 2017

.THIS AFTERNOON...SW winds 10 to 15 kt with gusts up to 20 kt.
Seas 3 to 4 ft.
.TONIGHT...W winds 10 to 15 kt. Gusts up to 20 kt in the evening.
Seas 3 to 4 ft.
.SAT...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas
3 to 4 ft.
.SAT NIGHT...S winds 5 to 10 kt. Gusts up to 20 kt after
midnight. Seas 2 to 3 ft. A chance of showers. Vsby 1 to 3 NM.
.SUN...NE winds 5 to 10 kt with gusts up to 20 kt. Seas around
3 ft. A chance of showers. Vsby 1 to 3 NM.
.SUN NIGHT...E winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Seas 3 to 5 ft. Showers likely. Vsby 1 to 3 NM.
.MON...N winds 5 to 10 kt with gusts up to 20 kt. Seas 3 to 5 ft.
A chance of showers.
.MON NIGHT...NE winds 5 to 10 kt with gusts up to 20 kt. Seas
around 4 ft. A chance of showers. Vsby 1 to 3 NM.
.TUE...NE winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
4 ft. A chance of showers. Vsby 1 to 3 NM.
.TUE NIGHT...N winds around 10 kt with gusts up to 20 kt. Seas
3 to 5 ft. A chance of 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.

$$

ANZ232-220600-
Nantucket Sound-
116 PM EDT Fri Jul 21 2017

.THIS AFTERNOON...SW winds 5 to 10 kt with gusts up to 20 kt.
Seas 2 to 3 ft.
.TONIGHT...W 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
around 2 ft.
.SAT NIGHT...S winds 5 to 10 kt. Gusts up to 20 kt after
midnight. Seas around 2 ft. A chance of showers.
.SUN...NE winds 5 to 10 kt with gusts up to 20 kt. Seas around
2 ft. A chance of showers.
.SUN NIGHT...E winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Seas 2 to 3 ft. Showers likely. Vsby 1 to 3 NM.
.MON...NE winds 5 to 10 kt with gusts up to 20 kt. Seas around
2 ft. A chance of showers.
.MON NIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft. A chance of
showers. Vsby 1 to 3 NM.
.TUE...NE winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
3 ft. A chance of showers. Vsby 1 to 3 NM.
.TUE NIGHT...N winds 5 to 10 kt with gusts up to 25 kt. Seas 2 to
4 ft. A chance of 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.

$$

ANZ233-220600-
Vineyard Sound-
116 PM EDT Fri Jul 21 2017

.THIS AFTERNOON...SW 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, becoming
W 5 to 10 kt after midnight. 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, becoming SE with gusts up to
20 kt after midnight. Seas 2 to 3 ft. A chance of showers.
.SUN...NE winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
3 ft. A chance of showers.
.SUN NIGHT...E winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Seas 2 to 3 ft. Showers likely. Vsby 1 to 3 NM.
.MON...NE winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers.
.MON NIGHT...NE winds 5 to 10 kt with gusts up to 20 kt. Seas
2 to 3 ft. A chance of showers. Vsby 1 to 3 NM.
.TUE...NE winds 5 to 10 kt with gusts up to 20 kt. Seas around
2 ft. A chance of showers. Vsby 1 to 3 NM.
.TUE NIGHT...N winds around 10 kt with gusts up to 20 kt. Seas
around 2 ft. A chance of 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.

$$

ANZ234-220600-
Buzzards Bay-
116 PM EDT Fri Jul 21 2017

.THIS AFTERNOON...SW winds 10 to 15 kt with gusts up to 20 kt.
Seas around 2 ft.
.TONIGHT...W 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
around 2 ft.
.SAT NIGHT...SW winds 5 to 10 kt, becoming SE after midnight.
Seas around 2 ft. A chance of showers.
.SUN...NE winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
3 ft. A chance of showers.
.SUN NIGHT...NE winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Seas 2 to 3 ft. Showers likely. Vsby 1 to 3 NM.
.MON...NE winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers.
.MON NIGHT...NE winds 5 to 10 kt with gusts up to 20 kt. Seas
2 to 3 ft. A chance of showers. Vsby 1 to 3 NM.
.TUE...NE winds 5 to 10 kt with gusts up to 20 kt. Seas around
2 ft. A chance of showers. Vsby 1 to 3 NM.
.TUE NIGHT...N winds 5 to 10 kt with gusts up to 20 kt. Seas
around 2 ft. A chance of 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.

$$

ANZ235-220600-
Rhode Island Sound-
116 PM EDT Fri Jul 21 2017

.THIS AFTERNOON...SW winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 4 ft.
.TONIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, becoming
W 5 to 10 kt after midnight. Seas 2 to 4 ft.
.SAT...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas
2 to 3 ft.
.SAT NIGHT...SW winds 5 to 10 kt, becoming SE with gusts up to
20 kt after midnight. Seas 2 to 3 ft. A chance of showers.
.SUN...NE winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
3 ft. A chance of showers.
.SUN NIGHT...E winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Seas 3 to 5 ft. Showers likely. Vsby 1 to 3 NM.
.MON...NE winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
4 ft. A chance of showers.
.MON NIGHT...NE winds 5 to 10 kt with gusts up to 20 kt. Seas
2 to 4 ft. A chance of showers. Vsby 1 to 3 NM.
.TUE...NE winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
4 ft. A chance of showers. Vsby 1 to 3 NM.
.TUE NIGHT...N winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
3 ft. A chance of 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.

$$

ANZ237-220600-
Block Island Sound-
116 PM EDT Fri Jul 21 2017

.THIS AFTERNOON...SW 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, becoming
W 5 to 10 kt after midnight. Seas 2 to 4 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, becoming SE with gusts up to
20 kt after midnight. Seas 2 to 3 ft. A chance of showers.
.SUN...NE winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
3 ft. A chance of showers.
.SUN NIGHT...E winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Seas 2 to 4 ft. Showers likely. Vsby 1 to 3 NM.
.MON...NE winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers.
.MON NIGHT...NE winds 5 to 10 kt with gusts up to 20 kt. Seas
2 to 4 ft. A chance of showers. Vsby 1 to 3 NM.
.TUE...NE winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
3 ft. A chance of showers.
.TUE NIGHT...N winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
3 ft. A chance of 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.

$$

ANZ230-220600-
Boston Harbor-
116 PM EDT Fri Jul 21 2017

.THIS AFTERNOON...S winds around 5 kt. Seas 1 foot or less.
.TONIGHT...W winds 5 to 10 kt. Seas 1 foot or less.
.SAT...W winds around 5 kt, becoming S around 5 kt in the
afternoon. Seas 1 foot or less.
.SAT NIGHT...NW winds around 5 kt, becoming NE with gusts up to
20 kt after midnight. Seas around 2 ft. A chance of showers.
.SUN...NE winds 5 to 10 kt. Gusts up to 20 kt in the morning.
Seas 2 to 3 ft. A chance of showers.
.SUN NIGHT...NE winds around 5 kt. Seas around 2 ft. Showers
likely.
.MON...NE winds around 5 kt. Seas 1 foot or less. Showers likely.
.MON NIGHT...NE winds around 5 kt. Seas 1 foot or less. A chance
of showers. Vsby 1 to 3 NM.
.TUE...NE winds around 5 kt. Seas around 2 ft. A chance of
showers.
.TUE NIGHT...N winds around 5 kt. Seas around 2 ft. A chance of
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.

$$

ANZ236-220600-
Narragansett Bay-
116 PM EDT Fri Jul 21 2017

.THIS AFTERNOON...SW winds 5 to 10 kt with gusts up to 20 kt.
Seas 2 to 3 ft.
.TONIGHT...W winds 5 to 10 kt. Gusts up to 20 kt in the evening.
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, becoming E after midnight. Seas
around 2 ft. A chance of showers.
.SUN...NE winds 5 to 10 kt. Gusts up to 20 kt in the morning.
Seas around 2 ft. A chance of showers.
.SUN NIGHT...NE winds 5 to 10 kt. Seas around 2 ft. Showers
likely. Vsby 1 to 3 NM.
.MON...NE winds around 5 kt. Seas 1 to 2 ft. A chance of showers.
.MON NIGHT...NE winds around 5 kt. Seas 1 foot or less. A chance
of showers. Vsby 1 to 3 NM.
.TUE...NE winds around 5 kt. Seas around 2 ft. A chance of
showers.
.TUE NIGHT...N winds around 5 kt with gusts up to 20 kt. Seas
around 2 ft. A chance of 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.

$$

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