Coastal Waters Forecast
Issued by NWS Boston, MA

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FZUS51 KBOX 220616
CWFBOX

Coastal Waters Forecast
National Weather Service Taunton MA
216 AM EDT Sat Jul 22 2017

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

ANZ200-221930-
216 AM EDT Sat Jul 22 2017

.Synopsis for Massachusetts and Rhode Island coastal waters...
Weak low pressure along the New England coast this evening will give
way to high pressure on Saturday. A warm front approaches on Sunday
with a coastal low pressure system moving along the front and over
the waters on Monday and Tuesday. High pressure builds  in from the
west on Wednesday. Another cold front will cross the  waters
Thursday night and Friday morning.

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.

$$

ANZ250-221930-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
216 AM EDT Sat Jul 22 2017

.OVERNIGHT...N winds 15 to 20 kt. Seas 2 to 4 ft.
.SUN...NE winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Seas 2 to 4 ft.
.SUN NIGHT...E winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Seas 2 to 3 ft. A chance of showers.
.MON...E winds around 10 kt. Gusts up to 20 kt in the morning.
Seas 2 to 4 ft. Showers likely.
.MON NIGHT...NE winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Seas 2 to 3 ft. A chance of showers.
.TUE...NE winds around 10 kt with gusts up to 20 kt. Seas 2 to
3 ft. A chance of showers.
.TUE NIGHT...N winds around 10 kt with gusts up to 20 kt. Seas
2 to 4 ft.
.WED...N winds 5 to 10 kt. Seas 2 to 3 ft.
.WED NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft.
.THU...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. A chance of showers.
.THU NIGHT...S winds 10 to 15 kt with gusts up to 20 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.

$$

ANZ251-221930-
Massachusetts Bay and Ipswich Bay-
216 AM EDT Sat Jul 22 2017

.OVERNIGHT...N winds 15 to 20 kt. Seas 2 to 3 ft.
.SUN...NE winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Seas 2 to 3 ft.
.SUN NIGHT...E winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Seas around 2 ft. A chance of showers. Vsby 1 to 3 NM.
.MON...E winds 5 to 10 kt. Seas around 2 ft. Showers likely with
a chance of tstms.
.MON NIGHT...NE winds 5 to 10 kt. Seas around 2 ft. A chance of
showers. Vsby 1 to 3 NM.
.TUE...N 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. Gusts up to 20 kt in the
evening. Seas around 2 ft.
.WED...NE winds 5 to 10 kt. Seas around 2 ft.
.WED NIGHT...S winds 5 to 10 kt. Seas 1 foot or less.
.THU...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers.
Vsby 1 to 3 NM.
.THU NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of
showers.

Winds and seas higher in and near tstms.

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.

$$

ANZ231-221930-
Cape Cod Bay-
216 AM EDT Sat Jul 22 2017

.OVERNIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft.
.SUN...NE winds 10 to 15 kt. Seas around 2 ft.
.SUN NIGHT...E winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Seas around 2 ft. A chance of showers. Vsby 1 to 3 NM.
.MON...E winds 5 to 10 kt. Gusts up to 20 kt in the afternoon.
Seas around 2 ft. A chance of showers.
.MON NIGHT...NE winds 5 to 10 kt. Seas 1 foot or less. A chance
of showers.
.TUE...NE winds 5 to 10 kt. Gusts up to 20 kt in the afternoon.
Seas around 2 ft. A chance of showers.
.TUE NIGHT...N winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Seas around 2 ft.
.WED...NE winds 5 to 10 kt. Seas around 2 ft.
.WED NIGHT...S winds 5 to 10 kt. Seas 1 foot or less.
.THU...S winds 10 to 15 kt. Seas 1 foot or less. A chance of
showers. Vsby 1 to 3 NM.
.THU NIGHT...S winds 10 to 15 kt. Seas 1 foot or less. 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.

$$

ANZ254-221930-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
216 AM EDT Sat Jul 22 2017

.OVERNIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. Patchy fog.
Vsby 1 to 3 NM.
.SUN...NE winds 10 to 15 kt. Seas 2 to 4 ft.
.SUN NIGHT...E winds 10 to 15 kt, diminishing to 5 to 10 kt with
gusts up to 20 kt after midnight. Seas 2 to 4 ft. A chance of
showers. Vsby 1 to 3 NM.
.MON...E winds 5 to 10 kt. Gusts up to 20 kt in the morning. Seas
2 to 4 ft. A chance of showers.
.MON NIGHT...N winds 5 to 10 kt. Seas 2 to 4 ft. A chance of
showers. Vsby 1 to 3 NM.
.TUE...NE winds 5 to 10 kt. Gusts up to 20 kt in the afternoon.
Seas 2 to 4 ft.
.TUE NIGHT...N winds around 10 kt with gusts up to 20 kt. Seas
2 to 4 ft.
.WED...NE winds 5 to 10 kt. Seas 2 to 4 ft.
.WED NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft.
.THU...S winds 10 to 15 kt. Seas around 2 ft. A chance of
showers.
.THU NIGHT...S winds 10 to 15 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.

$$

ANZ255-221930-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
216 AM EDT Sat Jul 22 2017

.OVERNIGHT...SE winds 10 to 15 kt. Seas 2 to 3 ft. A chance of
showers late. A chance of showers. Patchy fog. Vsby 1 to 3 NM.
.SUN...NE winds 10 to 15 kt. Seas 3 to 5 ft. Patchy fog. A chance
of showers. Vsby 1 to 3 NM.
.SUN NIGHT...E winds 10 to 15 kt, diminishing to 5 to 10 kt with
gusts up to 20 kt after midnight. Seas 3 to 5 ft. A chance of
showers. Vsby 1 to 3 NM.
.MON...SE winds 5 to 10 kt. Gusts up to 20 kt in the morning.
Seas 3 to 5 ft. A chance of showers.
.MON NIGHT...SW winds 5 to 10 kt, becoming NW after midnight.
Seas 3 to 5 ft. A chance of showers. Vsby 1 to 3 NM.
.TUE...N winds 5 to 10 kt. Gusts up to 20 kt in the afternoon.
Seas 3 to 5 ft.
.TUE NIGHT...N winds around 10 kt with gusts up to 20 kt. Seas
3 to 5 ft.
.WED...NE winds 5 to 10 kt. Seas 2 to 4 ft.
.WED NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft.
.THU...S winds 5 to 10 kt. Seas around 2 ft. A chance of showers.
.THU NIGHT...S winds around 10 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.

$$

ANZ256-221930-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
216 AM EDT Sat Jul 22 2017

.OVERNIGHT...SE winds 10 to 15 kt. Seas 2 to 3 ft. A chance of
showers late. A slight chance of showers through the day, then a
chance of showers through the night.
.SUN...NE winds 10 to 15 kt. Gusts up to 20 kt in the morning.
Seas 3 to 5 ft. A chance of showers. Vsby 1 to 3 NM.
.SUN NIGHT...E winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas around 4 ft. A chance of showers.
.MON...E winds 5 to 10 kt with gusts up to 20 kt. Seas 3 to 5 ft.
A chance of showers.
.MON NIGHT...SW winds 5 to 10 kt, becoming N after midnight. Seas
4 to 5 ft. A chance of showers.
.TUE...N winds around 10 kt. Seas 4 to 5 ft.
.TUE NIGHT...NE winds around 10 kt. Seas 3 to 4 ft.
.WED...E winds around 10 kt. Seas 2 to 3 ft.
.WED NIGHT...S winds 5 to 10 kt. Seas around 2 ft.
.THU...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft. A chance of showers. Vsby 1 to 3 NM.
.THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
around 3 ft. A chance of 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.

$$

ANZ232-221930-
Nantucket Sound-
216 AM EDT Sat Jul 22 2017

.OVERNIGHT...S winds 5 to 10 kt. Seas around 2 ft. Patchy fog.
Vsby 1 to 3 NM.
.SUN...NE winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers.
.SUN NIGHT...E winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Seas 2 to 3 ft. A chance of showers. Vsby 1 to 3 NM.
.MON...E winds 5 to 10 kt. Gusts up to 20 kt in the afternoon.
Seas 2 to 3 ft. A chance of showers.
.MON NIGHT...N winds 5 to 10 kt. Seas 2 to 3 ft. A chance of
showers.
.TUE...NE winds 5 to 10 kt. Gusts up to 20 kt in the afternoon.
Seas 2 to 3 ft.
.TUE NIGHT...N winds 5 to 10 kt. Seas 2 to 3 ft.
.WED...NE winds 5 to 10 kt. Seas around 2 ft.
.WED NIGHT...S winds 5 to 10 kt. Seas 1 foot or less.
.THU...S winds 10 to 15 kt. Seas around 2 ft. A chance of
showers.
.THU NIGHT...S winds 5 to 10 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.

$$

ANZ233-221930-
Vineyard Sound-
216 AM EDT Sat Jul 22 2017

.OVERNIGHT...W winds 10 to 15 kt. Seas around 2 ft. Patchy fog.
Vsby 1 to 3 NM.
.SUN...NE winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers.
Vsby 1 to 3 NM.
.SUN NIGHT...E winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas 2 to 3 ft. A chance of showers.
.MON...E winds 5 to 10 kt. Gusts up to 20 kt in the afternoon.
Seas 2 to 3 ft. A chance of showers.
.MON NIGHT...NW winds 5 to 10 kt, becoming N after midnight. Seas
2 to 3 ft. A chance of showers.
.TUE...NE winds 5 to 10 kt. Seas 2 to 3 ft.
.TUE NIGHT...N winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Seas around 2 ft.
.WED...E winds around 10 kt. Seas around 2 ft.
.WED NIGHT...S winds 5 to 10 kt. Seas 1 foot or less.
.THU...S winds 5 to 10 kt. Seas around 2 ft. A chance of showers.
.THU NIGHT...SW winds around 10 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.

$$

ANZ234-221930-
Buzzards Bay-
216 AM EDT Sat Jul 22 2017

.OVERNIGHT...NW winds 10 to 15 kt. Seas 1 foot or less. Patchy
fog. A chance of showers. Vsby 1 to 3 NM.
.SUN...NE winds 10 to 15 kt. Seas around 2 ft. A chance of
showers.
.SUN NIGHT...E winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Seas around 2 ft. A chance of showers. Vsby 1 to 3 NM.
.MON...E winds 5 to 10 kt. Seas around 2 ft. A chance of showers.
.MON NIGHT...NE winds 5 to 10 kt. Seas around 2 ft. A chance of
showers.
.TUE...NE winds 5 to 10 kt. Seas around 2 ft.
.TUE NIGHT...N winds 5 to 10 kt. Seas around 2 ft.
.WED...E winds 5 to 10 kt. Seas 1 foot or less.
.WED NIGHT...S winds 5 to 10 kt. Seas 1 foot or less.
.THU...S winds 5 to 10 kt. Seas around 2 ft. A chance of showers.
Vsby 1 to 3 NM.
.THU NIGHT...SW winds 5 to 10 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.

$$

ANZ235-221930-
Rhode Island Sound-
216 AM EDT Sat Jul 22 2017

.OVERNIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Patchy fog.
A chance of showers.
.SUN...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM.
.SUN NIGHT...E winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas 2 to 4 ft. A chance of showers. Vsby 1 to 3 NM.
.MON...E 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.
.MON NIGHT...W winds 5 to 10 kt, becoming N after midnight. Seas
2 to 4 ft. A chance of showers. Vsby 1 to 3 NM.
.TUE...NE winds 5 to 10 kt. Seas 2 to 4 ft.
.TUE NIGHT...NE winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Seas 2 to 3 ft.
.WED...E winds 5 to 10 kt. Seas 2 to 3 ft.
.WED NIGHT...S winds 5 to 10 kt. Seas around 2 ft.
.THU...S winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers.
Vsby 1 to 3 NM.
.THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. A chance of 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.

$$

ANZ237-221930-
Block Island Sound-
216 AM EDT Sat Jul 22 2017

.OVERNIGHT...E winds 10 to 15 kt. Seas around 2 ft. Patchy fog. A
chance of showers.
.SUN...NE winds 10 to 15 kt. Gusts up to 20 kt in the morning.
Seas 2 to 4 ft. A chance of showers. Vsby 1 to 3 NM.
.SUN NIGHT...E winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas 2 to 4 ft. A chance of showers.
.MON...E winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers.
Vsby 1 to 3 NM.
.MON NIGHT...SW winds 5 to 10 kt, becoming N after midnight. Seas
2 to 4 ft. A chance of showers.
.TUE...N winds 5 to 10 kt. Seas 2 to 4 ft.
.TUE NIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft.
.WED...E winds 5 to 10 kt. Seas 2 to 3 ft.
.WED NIGHT...S winds 5 to 10 kt. Seas around 2 ft.
.THU...S winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers.
Vsby 1 to 3 NM.
.THU NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of
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.

$$

ANZ230-221930-
Boston Harbor-
216 AM EDT Sat Jul 22 2017

.OVERNIGHT...N winds 10 to 15 kt with gusts up to 20 kt. Waves
2 ft.
.SUN...NE winds 10 to 15 kt. Gusts up to 20 kt in the morning.
Waves around 2 ft.
.SUN NIGHT...E winds 5 to 10 kt. Waves around 2 ft. Patchy fog. A
chance of showers. Vsby 1 to 3 NM.
.MON...NE winds 5 to 10 kt. Waves 1 foot or less. Showers likely
with a chance of tstms.
.MON NIGHT...NE winds 5 to 10 kt. Waves 1 foot or less. Patchy
fog. A chance of showers. Vsby 1 to 3 NM.
.TUE...N winds around 5 kt. Waves 1 foot or less. A chance of
showers. Vsby 1 to 3 NM.
.TUE NIGHT...N winds around 5 kt. Waves 1 foot or less. Patchy
fog. Vsby 1 to 3 NM.
.WED...NE winds around 5 kt. Waves 1 foot or less.
.WED NIGHT...S winds around 5 kt. Waves 1 foot or less. Patchy
fog. Vsby 1 to 3 NM.
.THU...S winds 5 to 10 kt. Waves 1 foot or less. A chance of
showers. Vsby 1 to 3 NM.
.THU NIGHT...SW winds 5 to 10 kt. Waves 1 foot or less. A chance
of showers.

Winds and seas higher in and near tstms.

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.

$$

ANZ236-221930-
Narragansett Bay-
216 AM EDT Sat Jul 22 2017

.OVERNIGHT...NE winds 10 to 15 kt. Waves 1 foot or less.
.SUN...NE winds 10 to 15 kt. Waves 1 foot or less. A chance of
showers.
.SUN NIGHT...E winds 5 to 10 kt. Waves around 2 ft. A chance of
showers. Vsby 1 to 3 NM.
.MON...NE winds 5 to 10 kt. Waves around 2 ft. A chance of
showers. Vsby 1 to 3 NM.
.MON NIGHT...N winds 5 to 10 kt. Waves 2 to 3 ft. A chance of
showers. Vsby 1 to 3 NM.
.TUE...N winds 5 to 10 kt. Waves around 2 ft.
.TUE NIGHT...N winds 5 to 10 kt. Waves around 2 ft.
.WED...SE winds around 5 kt. Waves 1 foot or less.
.WED NIGHT...S winds around 5 kt. Waves 1 foot or less.
.THU...S winds 5 to 10 kt. Waves around 2 ft. A chance of
showers. Vsby 1 to 3 NM.
.THU NIGHT...SW winds 5 to 10 kt. Waves 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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