Coastal Waters Forecast
Issued by NWS Boston, MA

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000
FZUS51 KBOX 221116
CWFBOX

Coastal Waters Forecast
National Weather Service Taunton MA
716 AM EDT Tue Aug 22 2017

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

ANZ200-230000-
716 AM 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.

$$

ANZ250-230000-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
716 AM EDT Tue Aug 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH
WEDNESDAY AFTERNOON...

.TODAY...SW winds 5 to 10 kt, becoming S 15 to 20 kt with gusts
up to 25 kt this afternoon. Seas 2 to 4 ft. Patchy fog this
morning with vsby 1 to 3 NM.
.TONIGHT...S winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
7 ft. Patchy fog. A chance of showers and tstms. Some tstms may
produce heavy rainfall. Vsby 1 to 3 NM.
.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 3 to
5 ft. Patchy fog. A chance of showers and tstms. Some tstms may
produce heavy rainfall. Vsby 1 to 3 NM.
.WED NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft.
.THU...NW winds 5 to 10 kt, becoming S in the afternoon. Seas
2 to 3 ft.
.THU NIGHT...S winds 5 to 10 kt, becoming NW 10 to 15 kt after
midnight. Seas 2 to 3 ft.
.FRI...N winds 10 to 15 kt. Seas 2 to 4 ft.
.FRI NIGHT...NW winds 10 to 15 kt. Seas 2 to 3 ft.
.SAT...NE winds 5 to 10 kt. Seas 2 to 3 ft.
.SAT NIGHT...W 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.

$$

ANZ251-230000-
Massachusetts Bay and Ipswich Bay-
716 AM EDT Tue Aug 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH
WEDNESDAY MORNING...

.TODAY...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts
up to 25 kt this afternoon. Seas 2 to 3 ft.
.TONIGHT...S winds 15 to 20 kt, becoming SW 10 to 15 kt after
midnight. Gusts up to 25 kt. Seas 2 to 4 ft. Patchy fog. A chance
of showers and tstms. Some tstms may produce heavy rainfall. Vsby
1 to 3 NM.
.WED...SW winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt in the afternoon. Seas 2 to 4 ft. Patchy fog. A
chance of showers and tstms. Some tstms may produce heavy
rainfall. Vsby 1 to 3 NM.
.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
2 to 3 ft.
.THU NIGHT...S winds 5 to 10 kt, becoming NW 10 to 15 kt after
midnight. Seas 2 to 3 ft.
.FRI...N winds 5 to 10 kt. Seas 2 to 4 ft.
.FRI NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft.
.SAT...N winds 5 to 10 kt. Seas 2 to 3 ft.
.SAT 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.

$$

ANZ231-230000-
Cape Cod Bay-
716 AM EDT Tue Aug 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH
WEDNESDAY MORNING...

.TODAY...SW winds 5 to 10 kt, becoming S 10 to 15 kt this
afternoon. Gusts up to 25 kt. Seas 2 to 3 ft. Patchy fog this
morning. A slight chance of showers this morning with vsby 1 to
3 NM.
.TONIGHT...SW winds 10 to 15 kt with gusts up to 30 kt. Seas 2 to
4 ft. Patchy fog. A chance of showers and tstms. Some tstms may
produce heavy rainfall. Vsby 1 to 3 NM.
.WED...SW winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Patchy fog. Showers
and tstms likely. Some tstms may produce heavy rainfall. Vsby
1 to 3 NM.
.WED NIGHT...W winds 5 to 10 kt. Seas 1 foot or less.
.THU...NW winds 5 to 10 kt, becoming NE in the afternoon. Seas
1 foot or less.
.THU NIGHT...S winds around 5 kt, becoming NW after midnight.
Seas around 2 ft.
.FRI...N winds 5 to 10 kt. Seas 2 to 3 ft.
.FRI NIGHT...N winds 5 to 10 kt. Seas around 2 ft.
.SAT...N winds 5 to 10 kt. Seas around 2 ft.
.SAT 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.

$$

ANZ254-230000-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
716 AM EDT Tue Aug 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH
WEDNESDAY AFTERNOON...

.TODAY...SW winds 5 to 10 kt, becoming S 10 to 15 kt this
afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Patchy fog this
morning. A slight chance of showers this morning with vsby 1 NM
or less.
.TONIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
7 ft. Patchy fog. A chance of showers and tstms. Some tstms may
produce heavy rainfall. Vsby 1 NM or less.
.WED...SW winds 15 to 20 kt, diminishing to 5 to 10 kt in the
afternoon. Gusts up to 30 kt. Seas 4 to 6 ft. Patchy fog. A
chance of showers and tstms. Some tstms may produce heavy
rainfall. Vsby 1 to 3 NM.
.WED NIGHT...SW winds 5 to 10 kt, becoming NW after midnight.
Seas 2 to 4 ft.
.THU...NW winds 5 to 10 kt, diminishing to around 5 kt in the
afternoon. Seas 2 to 4 ft.
.THU NIGHT...S winds around 5 kt, becoming NW after midnight.
Seas 2 to 4 ft.
.FRI...N winds around 10 kt. Seas 2 to 4 ft.
.FRI NIGHT...N winds 10 to 15 kt. Seas 2 to 3 ft.
.SAT...N winds around 10 kt. Seas 2 to 3 ft.
.SAT NIGHT...S 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.

$$

ANZ255-230000-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
716 AM EDT Tue Aug 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH
WEDNESDAY AFTERNOON...

.TODAY...SW winds 10 to 15 kt. Gusts up to 25 kt this afternoon.
Seas 2 to 4 ft. Patchy fog. A slight chance of showers this
morning. Vsby 1 NM or less, increasing to 1 to 3 NM this
afternoon.
.TONIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to
8 ft. Patchy fog. A chance of showers and tstms. Some tstms may
produce heavy rainfall. Vsby 1 NM or less.
.WED...SW winds 15 to 20 kt with gusts up to 30 kt, diminishing
to around 10 kt with gusts up to 20 kt in the afternoon. Seas
4 to 7 ft. Patchy fog. A chance of showers and tstms. Some tstms
may produce heavy rainfall. Vsby 1 to 3 NM.
.WED NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas
2 to 4 ft.
.THU...NW winds 5 to 10 kt. Seas around 3 ft.
.THU NIGHT...SW winds 5 to 10 kt, becoming NW after midnight.
Seas around 3 ft.
.FRI...N winds 5 to 10 kt. Seas around 3 ft.
.FRI NIGHT...N winds 5 to 10 kt. Seas 2 to 3 ft.
.SAT...N winds 10 to 15 kt. Seas 2 to 3 ft.
.SAT NIGHT...NE winds 5 to 10 kt. Seas 2 to 3 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.

$$

ANZ256-230000-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
716 AM EDT Tue Aug 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH
WEDNESDAY AFTERNOON...

.TODAY...SW winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 25 kt this afternoon. Seas 3 to 4 ft. Patchy fog. A
slight chance of showers this morning. Vsby 1 NM or less,
increasing to 1 to 3 NM this afternoon.
.TONIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to
8 ft. Patchy fog. A chance of showers and tstms. Some tstms may
produce heavy rainfall. Vsby 1 to 3 NM.
.WED...SW winds 15 to 20 kt with gusts up to 30 kt, becoming W
5 to 10 kt with gusts up to 20 kt in the afternoon. Seas 4 to
7 ft. Patchy fog. A chance of showers and tstms. Some tstms may
produce heavy rainfall. Vsby 1 to 3 NM.
.WED NIGHT...W winds 5 to 10 kt, becoming NW 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 4 ft.
.FRI...N winds 10 to 15 kt. Seas around 3 ft.
.FRI NIGHT...N winds 10 to 15 kt. Seas 2 to 3 ft.
.SAT...N winds 10 to 15 kt. Seas around 3 ft.
.SAT NIGHT...E winds 5 to 10 kt. Seas 2 to 3 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.

$$

ANZ232-230000-
Nantucket Sound-
716 AM EDT Tue Aug 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH
WEDNESDAY MORNING...

.TODAY...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft. Patchy fog. A slight chance of showers this morning with
vsby 1 NM or less.
.TONIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
5 ft. Patchy fog. A chance of showers and tstms. Some tstms may
produce heavy rainfall. 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 2 to
4 ft. Patchy fog. A chance of showers and tstms. Some tstms may
produce heavy rainfall. Vsby 1 to 3 NM.
.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 around 2 ft.
.FRI...N winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...N winds 5 to 10 kt. Seas around 2 ft.
.SAT...N winds 5 to 10 kt. Seas around 2 ft.
.SAT 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.

$$

ANZ233-230000-
Vineyard Sound-
716 AM EDT Tue Aug 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH
WEDNESDAY MORNING...

.TODAY...SW winds 10 to 15 kt. Gusts up to 25 kt this afternoon.
Seas 2 to 3 ft. Patchy fog this morning. A slight chance of
showers this morning with vsby 1 NM or less.
.TONIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to
4 ft. Patchy fog. A chance of showers and tstms. Some tstms may
produce heavy rainfall. Vsby 1 to 3 NM.
.WED...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft. Patchy fog. Showers and tstms likely. Some tstms may
produce heavy rainfall. Vsby 1 to 3 NM.
.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
around 2 ft.
.THU NIGHT...SW winds 5 to 10 kt, becoming NW after midnight.
Seas around 2 ft.
.FRI...N winds around 10 kt. Seas around 2 ft.
.FRI NIGHT...N winds 5 to 10 kt. Seas 1 foot or less.
.SAT...N winds around 10 kt. Seas 1 foot or less.
.SAT 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.

$$

ANZ234-230000-
Buzzards Bay-
716 AM EDT Tue Aug 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH
WEDNESDAY MORNING...

.TODAY...SW winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 25 kt this afternoon. Seas 2 to 4 ft. Patchy fog this
morning. A slight chance of showers this morning with vsby 1 NM
or less.
.TONIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
5 ft. Patchy fog. A chance of showers and tstms. Some tstms may
produce heavy rainfall. Vsby 1 to 3 NM.
.WED...SW winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Patchy fog. Showers
and tstms likely. Some tstms may produce heavy rainfall. Vsby
1 to 3 NM.
.WED NIGHT...NW winds 5 to 10 kt. Seas 1 foot or less.
.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...NE winds 5 to 10 kt. Seas 1 foot or less.
.SAT...N winds 5 to 10 kt. Seas 1 foot or less.
.SAT 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.

$$

ANZ235-230000-
Rhode Island Sound-
716 AM EDT Tue Aug 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH
WEDNESDAY AFTERNOON...

.TODAY...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts
up to 25 kt this afternoon. Seas 2 to 4 ft. Patchy fog this
morning. A slight chance of showers this morning with vsby 1 NM
or less.
.TONIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
7 ft. Patchy fog. A chance of showers and tstms. Some tstms may
produce heavy rainfall. Vsby 1 to 3 NM.
.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 4 to
7 ft. Patchy fog. Showers and tstms likely. Some tstms may
produce heavy rainfall. Vsby 1 to 3 NM.
.WED NIGHT...W winds 5 to 10 kt, becoming NW 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
2 to 3 ft.
.FRI...N winds 10 to 15 kt. Seas 2 to 3 ft.
.FRI NIGHT...N winds 10 to 15 kt. Seas 2 to 3 ft.
.SAT...NE winds 5 to 10 kt. Seas 2 to 3 ft.
.SAT NIGHT...E winds 5 to 10 kt. Seas 2 to 3 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.

$$

ANZ237-230000-
Block Island Sound-
716 AM EDT Tue Aug 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH
WEDNESDAY AFTERNOON...

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

$$

ANZ230-230000-
Boston Harbor-
716 AM EDT Tue Aug 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH
LATE TONIGHT...

.TODAY...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts
up to 25 kt this afternoon. Waves 1 to 2 ft.
.TONIGHT...SW winds 10 to 15 kt with gusts up to 30 kt. Waves
around 2 ft. Patchy fog. A chance of showers and tstms. Some
tstms may produce heavy rainfall. Vsby 1 to 3 NM.
.WED...W winds 5 to 10 kt. Waves around 2 ft. A chance of showers
and tstms. Some tstms may produce heavy rainfall.
.WED NIGHT...W winds 5 to 10 kt. Waves 1 foot or less.
.THU...NW winds 5 to 10 kt, becoming SW in the afternoon. Waves
1 foot or less.
.THU NIGHT...SW winds around 5 kt, becoming NW after midnight.
Waves 1 foot or less.
.FRI...N winds 5 to 10 kt. Waves 1 foot or less.
.FRI NIGHT...N winds around 5 kt. Waves 1 foot or less.
.SAT...N winds around 5 kt. Waves 1 foot or less.
.SAT 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.

$$

ANZ236-230000-
Narragansett Bay-
716 AM EDT Tue Aug 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH
LATE TONIGHT...

.TODAY...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts
up to 25 kt this afternoon. Waves around 2 ft. Patchy fog this
morning. A slight chance of showers this morning with vsby 1 NM
or less.
.TONIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Waves
2 to 4 ft. Patchy fog. A chance of showers and tstms. Some tstms
may produce heavy rainfall. Vsby 1 to 3 NM.
.WED...SW winds 5 to 10 kt with gusts up to 25 kt. Waves 2 to
4 ft. Patchy fog. A chance of showers and tstms. Some tstms may
produce heavy rainfall. Vsby 1 to 3 NM.
.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 5 to 10 kt, becoming NW after midnight.
Waves around 2 ft.
.FRI...N winds 5 to 10 kt. Waves 1 foot or less.
.FRI NIGHT...N winds 5 to 10 kt. Waves 1 foot or less.
.SAT...N winds 5 to 10 kt. Waves 1 foot or less.
.SAT NIGHT...NE winds 5 to 10 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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