Coastal Waters Forecast
Issued by NWS Boston, MA

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000
FZUS51 KBOX 222014
CWFBOX

Coastal Waters Forecast
National Weather Service Taunton MA
414 PM EDT Tue Aug 22 2017

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

ANZ200-230915-
414 PM EDT Tue Aug 22 2017

.Synopsis for Massachusetts and Rhode Island coastal waters...
High pres will continue to move east of the waters today. This will
be followed by a cold front that will cross the waters on Wed. Large
high pres will then build in from the west Thu and remain in control
through the weekend.

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.

$$

ANZ250-230915-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
414 PM EDT Tue Aug 22 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING...

.TONIGHT...S winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
6 ft. A chance of showers with a slight chance of tstms after
midnight. Some tstms may produce gusty winds, and heavy rainfall
after midnight.
.WED...SW winds 10 to 15 kt with gusts up to 30 kt, diminishing
to 5 to 10 kt in the afternoon. Seas 2 to 4 ft. A chance of
showers.
.WED NIGHT...W winds 5 to 10 kt. Gusts up to 20 kt after
midnight. Seas 2 to 4 ft.
.THU...NW winds 5 to 10 kt, becoming SE in the afternoon. Seas
2 to 4 ft.
.THU NIGHT...S winds 5 to 10 kt, becoming NW after midnight. Seas
2 to 3 ft.
.FRI...NE winds 5 to 10 kt. Seas 2 to 3 ft.
.FRI NIGHT...SW winds 5 to 10 kt, becoming NW after midnight.
Seas around 2 ft.
.SAT...N winds 5 to 10 kt. Seas 1 foot or less.
.SAT NIGHT...W winds 5 to 10 kt. Seas 1 foot or less.
.SUN...NE winds 5 to 10 kt. Seas around 2 ft.
.SUN NIGHT...NE winds 5 to 10 kt. Seas 1 foot or less.

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.

$$

ANZ251-230915-
Massachusetts Bay and Ipswich Bay-
414 PM EDT Tue Aug 22 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING...

.TONIGHT...SW winds 10 to 15 kt with gusts up to 30 kt. Seas 2 to
4 ft. A chance of showers with a slight chance of tstms after
midnight. Some tstms may produce gusty winds, and heavy rainfall
after midnight.
.WED...SW winds 5 to 10 kt. Gusts up to 20 kt in the morning.
Seas 2 to 3 ft. A chance of showers.
.WED NIGHT...W winds 5 to 10 kt. Seas around 2 ft.
.THU...NW winds 5 to 10 kt, becoming S in the afternoon. Seas
around 2 ft.
.THU NIGHT...S winds around 5 kt, becoming NW after midnight.
Seas 1 foot or less.
.FRI...NE winds 5 to 10 kt. Seas 1 foot or less.
.FRI NIGHT...SW winds 5 to 10 kt, becoming NW after midnight.
Seas 1 foot or less.
.SAT...N winds 5 to 10 kt. Seas 1 foot or less.
.SAT NIGHT...W winds around 5 kt. Seas 1 foot or less.
.SUN...NE winds 5 to 10 kt. Seas 1 foot or less.
.SUN NIGHT...NE winds 5 to 10 kt. Seas 1 foot or less.

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.

$$

ANZ231-230915-
Cape Cod Bay-
414 PM EDT Tue Aug 22 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING...

.TONIGHT...SW winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. Gusts up to 30 kt. Seas 3 to 5 ft. A chance of showers
with a slight chance of tstms after midnight. Some tstms may
produce gusty winds, and heavy rainfall after midnight.
.WED...SW winds 10 to 15 kt with gusts up to 25 kt, diminishing
to 5 to 10 kt in the afternoon. Seas 2 to 4 ft. A chance of
showers.
.WED NIGHT...W winds around 5 kt. Seas 1 foot or less.
.THU...NW winds around 5 kt, becoming NE in the afternoon. Seas
1 foot or less.
.THU NIGHT...S winds around 5 kt, becoming NW after midnight.
Seas 1 foot or less.
.FRI...N winds 5 to 10 kt. Seas 1 foot or less.
.FRI NIGHT...E winds 5 to 10 kt, becoming NW after midnight. Seas
1 foot or less.
.SAT...N winds 5 to 10 kt. Seas 1 foot or less.
.SAT NIGHT...SW winds around 5 kt. Seas 1 foot or less.
.SUN...NE winds 5 to 10 kt. Seas 1 foot or less.
.SUN NIGHT...NE winds 5 to 10 kt. Seas 1 foot or less.

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.

$$

ANZ254-230915-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
414 PM EDT Tue Aug 22 2017

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

.TONIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
6 ft. Patchy fog. A slight chance of showers and tstms after
midnight. Some tstms may produce gusty winds, and heavy rainfall
after midnight. Vsby 1 NM or less, increasing to 1 to 3 NM after
midnight.
.WED...SW winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Gusts up to 30 kt. Seas 3 to 5 ft. Patchy fog. A
chance of showers. Vsby 1 to 3 NM.
.WED NIGHT...SW winds 5 to 10 kt, becoming NW after midnight.
Seas 2 to 4 ft. A chance of showers. Vsby 1 to 3 NM.
.THU...NW winds around 5 kt. Seas 2 to 4 ft.
.THU NIGHT...S winds around 5 kt, becoming W after midnight. Seas
2 to 3 ft.
.FRI...N winds 5 to 10 kt. Seas 2 to 3 ft.
.FRI NIGHT...N winds 5 to 10 kt, becoming NW after midnight. Seas
around 2 ft.
.SAT...N winds 5 to 10 kt. Seas around 2 ft.
.SAT NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less.
.SUN...NE winds 5 to 10 kt. Seas around 2 ft.
.SUN NIGHT...NE winds 5 to 10 kt. Seas 1 foot or less.

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.

$$

ANZ255-230915-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
414 PM EDT Tue Aug 22 2017

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

.TONIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to
8 ft. Patchy fog. A slight chance of showers and tstms after
midnight. Some tstms may produce gusty winds, and heavy rainfall
after midnight. Vsby 1 NM or less, increasing to 1 to 3 NM after
midnight.
.WED...SW winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Gusts up to 30 kt. Seas 4 to 7 ft. Patchy fog. A
chance of showers. Vsby 1 to 3 NM.
.WED NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas
3 to 5 ft.
.THU...NW winds 5 to 10 kt. Seas 2 to 4 ft.
.THU NIGHT...SW winds 5 to 10 kt, becoming NW after midnight.
Seas 2 to 3 ft.
.FRI...N winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...NW winds 5 to 10 kt. Seas around 2 ft.
.SAT...N winds 5 to 10 kt. Seas around 2 ft.
.SAT NIGHT...S winds 5 to 10 kt. Seas 1 foot or less.
.SUN...NE winds 5 to 10 kt. Seas 1 foot or less.
.SUN NIGHT...NE winds 5 to 10 kt. Seas around 2 ft.

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.

$$

ANZ256-230915-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
414 PM EDT Tue Aug 22 2017

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

.TONIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to
8 ft. Patchy fog after midnight. A chance of showers with a
slight chance of tstms after midnight. Some tstms may produce
gusty winds, and heavy rainfall after midnight with vsby 1 to
3 NM.
.WED...SW winds 10 to 15 kt with gusts up to 30 kt, diminishing
to 5 to 10 kt with gusts up to 20 kt in the afternoon. Seas 4 to
7 ft. A chance of showers.
.WED NIGHT...W winds 5 to 10 kt, becoming N with gusts up to
20 kt after midnight. Seas 3 to 4 ft.
.THU...N winds 5 to 10 kt, becoming W in the afternoon. Seas 2 to
4 ft.
.THU NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas
2 to 3 ft.
.FRI...N winds 5 to 10 kt. Seas 2 to 3 ft.
.FRI NIGHT...NW winds 5 to 10 kt. Seas around 2 ft.
.SAT...NW winds 5 to 10 kt. Seas around 2 ft.
.SAT NIGHT...SE winds 5 to 10 kt. Seas 1 foot or less.
.SUN...NE winds 5 to 10 kt. Seas 1 foot or less.
.SUN NIGHT...NE winds 5 to 10 kt. Seas around 2 ft.

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.

$$

ANZ232-230915-
Nantucket Sound-
414 PM EDT Tue Aug 22 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING...

.TONIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
4 ft. Patchy fog. A chance of showers with a slight chance of
tstms after midnight. Some tstms may produce gusty winds, and
heavy rainfall after midnight. Vsby 1 NM or less, increasing to
1 to 3 NM after midnight.
.WED...SW winds 15 to 20 kt with gusts up to 30 kt, diminishing
to 5 to 10 kt with gusts up to 20 kt in the afternoon. Seas 2 to
4 ft. Patchy fog. A chance of showers.
.WED NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas
around 2 ft.
.THU...NW winds 5 to 10 kt, becoming W in the afternoon. Seas
1 foot or less.
.THU NIGHT...SW winds 5 to 10 kt, becoming NW after midnight.
Seas 1 foot or less.
.FRI...N winds 5 to 10 kt. Seas 1 foot or less.
.FRI NIGHT...N winds 5 to 10 kt. Seas 1 foot or less.
.SAT...N winds 5 to 10 kt. Seas 1 foot or less.
.SAT NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less.
.SUN...NE winds 5 to 10 kt. Seas 1 foot or less.
.SUN NIGHT...NE winds 5 to 10 kt. Seas 1 foot or less.

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.

$$

ANZ233-230915-
Vineyard Sound-
414 PM EDT Tue Aug 22 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING...

.TONIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
5 ft. Patchy fog after midnight. A chance of showers with a
slight chance of tstms after midnight. Some tstms may produce
gusty winds, and heavy rainfall after midnight.
.WED...SW winds 10 to 15 kt. Gusts up to 30 kt in the morning.
Seas 2 to 4 ft. A chance of showers.
.WED NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft.
.THU...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas
1 foot or less.
.THU NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas
1 foot or less.
.FRI...NE winds 5 to 10 kt. Seas 1 foot or less.
.FRI NIGHT...NW winds 5 to 10 kt. Seas 1 foot or less.
.SAT...N winds 5 to 10 kt. Seas 1 foot or less.
.SAT NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less.
.SUN...NE winds 5 to 10 kt. Seas 1 foot or less.
.SUN NIGHT...NE winds 5 to 10 kt. Seas 1 foot or less.

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.

$$

ANZ234-230915-
Buzzards Bay-
414 PM EDT Tue Aug 22 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING...

.TONIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
5 ft. Patchy fog after midnight. A chance of showers with a
slight chance of tstms after midnight. Some tstms may produce
gusty winds, and heavy rainfall after midnight.
.WED...SW winds 10 to 15 kt with gusts up to 30 kt, diminishing
to 5 to 10 kt in the afternoon. Seas 2 to 4 ft. A chance of
showers.
.WED NIGHT...NW winds 5 to 10 kt. Seas around 2 ft.
.THU...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas
1 foot or less.
.THU NIGHT...SW winds 5 to 10 kt, becoming NW after midnight.
Seas 1 foot or less.
.FRI...N winds 5 to 10 kt. Seas 1 foot or less.
.FRI NIGHT...SW winds 5 to 10 kt, becoming NW after midnight.
Seas 1 foot or less.
.SAT...N winds 5 to 10 kt. Seas 1 foot or less.
.SAT NIGHT...SW winds around 5 kt. Seas 1 foot or less.
.SUN...NE winds 5 to 10 kt. Seas 1 foot or less.
.SUN NIGHT...NE winds 5 to 10 kt. Seas 1 foot or less.

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.

$$

ANZ235-230915-
Rhode Island Sound-
414 PM EDT Tue Aug 22 2017

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

.TONIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
7 ft. Patchy fog after midnight. A chance of showers with a
slight chance of tstms after midnight. Some tstms may produce
gusty winds, and heavy rainfall after midnight.
.WED...SW winds 10 to 15 kt with gusts up to 30 kt, diminishing
to 5 to 10 kt in the afternoon. Seas 4 to 6 ft. A chance of
showers.
.WED NIGHT...W winds 5 to 10 kt, becoming NW with gusts up to
20 kt after midnight. Seas 2 to 4 ft.
.THU...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas
2 to 3 ft.
.THU NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas
around 2 ft.
.FRI...N winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...W winds 5 to 10 kt, becoming N after midnight. Seas
1 foot or less.
.SAT...NW winds 5 to 10 kt. Seas 1 foot or less.
.SAT NIGHT...S winds 5 to 10 kt. Seas 1 foot or less.
.SUN...NE winds 5 to 10 kt. Seas 1 foot or less.
.SUN NIGHT...NE winds 5 to 10 kt. Seas 1 foot or less.

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.

$$

ANZ237-230915-
Block Island Sound-
414 PM EDT Tue Aug 22 2017

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

.TONIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
5 ft. Patchy fog after midnight. A chance of showers with a
slight chance of tstms after midnight. Some tstms may produce
gusty winds, and heavy rainfall after midnight with vsby 1 to
3 NM.
.WED...SW winds 10 to 15 kt with gusts up to 25 kt, becoming W
5 to 10 kt in the afternoon. Seas 3 to 5 ft. A chance of showers.
.WED NIGHT...W winds around 5 kt, becoming N with gusts up to
20 kt after midnight. Seas 2 to 4 ft.
.THU...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas
2 to 3 ft.
.THU NIGHT...W winds 5 to 10 kt, becoming N after midnight. Seas
around 2 ft.
.FRI...NW winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...W winds 5 to 10 kt, becoming N after midnight. Seas
1 foot or less.
.SAT...W winds 5 to 10 kt. Seas 1 foot or less.
.SAT NIGHT...W winds 5 to 10 kt. Seas 1 foot or less.
.SUN...E winds 5 to 10 kt. Seas 1 foot or less.
.SUN NIGHT...E winds 5 to 10 kt. Seas 1 foot or less.

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.

$$

ANZ230-230915-
Boston Harbor-
414 PM EDT Tue Aug 22 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT WEDNESDAY...

.TONIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Waves
around 2 ft. A chance of showers with a slight chance of tstms
after midnight. Some tstms may produce gusty winds, and heavy
rainfall after midnight.
.WED...W winds 5 to 10 kt. Gusts up to 20 kt in the morning.
Waves around 2 ft. A chance of showers.
.WED NIGHT...W winds 5 to 10 kt. Waves 1 foot or less.
.THU...NW winds around 5 kt, becoming SW in the afternoon. Waves
1 foot or less.
.THU NIGHT...NE winds around 5 kt, becoming N around 5 kt after
midnight. Waves 1 foot or less.
.FRI...N winds around 5 kt. Waves 1 foot or less.
.FRI NIGHT...S winds around 5 kt, becoming NW after midnight.
Waves 1 foot or less.
.SAT...N winds around 5 kt. Waves 1 foot or less.
.SAT NIGHT...N winds around 5 kt. Waves 1 foot or less.
.SUN...NE winds around 5 kt. Waves 1 foot or less.
.SUN NIGHT...NE winds around 5 kt. Waves 1 foot or less.

Winds and waves 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.

$$

ANZ236-230915-
Narragansett Bay-
414 PM EDT Tue Aug 22 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT WEDNESDAY...

.TONIGHT...SW winds 10 to 15 kt with gusts up to 30 kt. Waves
2 to 4 ft. A chance of showers with a slight chance of tstms
after midnight. Some tstms may produce gusty winds, and heavy
rainfall after midnight.
.WED...W winds 5 to 10 kt. Gusts up to 25 kt in the morning.
Waves 2 to 3 ft. A chance of showers.
.WED NIGHT...NW winds around 5 kt. Waves around 2 ft.
.THU...NW winds around 5 kt, becoming W in the afternoon. Waves
around 2 ft.
.THU NIGHT...W winds around 5 kt, becoming NW after midnight.
Waves 1 foot or less.
.FRI...N winds around 5 kt. Waves 1 foot or less.
.FRI NIGHT...NW winds around 5 kt. Waves 1 foot or less.
.SAT...NW winds around 5 kt. Waves 1 foot or less.
.SAT NIGHT...NE winds around 5 kt. Waves 1 foot or less.
.SUN...NE winds around 5 kt. Waves 1 foot or less.
.SUN NIGHT...NE winds around 5 kt. Waves 1 foot or less.

Winds and waves 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.

$$

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