Coastal Waters Forecast
Issued by NWS Boston, MA

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FZUS51 KBOX 181116
CWFBOX

Coastal Waters Forecast
National Weather Service Boston/Norton MA
716 AM EDT Tue Sep 18 2018

Coastal waters from the Merrimack River MA to Watch Hill RI out to
25 NM

ANZ200-190000-
716 AM EDT Tue Sep 18 2018

.Synopsis for Massachusetts and Rhode Island coastal waters...
Remnants of Florence will sweep across the waters today. Winds may
approach gale force with the passage of the system. High pressure
will bring north to northeast winds Wed and Thu. A warm front will
push N of the waters Thu night, with S-SW winds possibly approach
gale force Fri. A cold front will push across the waters early Sat.


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.

$$

ANZ250-190000-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
716 AM EDT Tue Sep 18 2018

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

.TODAY...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. Showers with isolated tstms. Vsby 1 to 3 NM, decreasing to
1 NM or less this afternoon.
.TONIGHT...NW winds 5 to 10 kt, becoming NE 15 to 20 kt after
midnight. Seas 3 to 5 ft. Patchy fog. Vsby 1 NM or less.
.WED...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft. Patchy fog. Vsby 1 to 3 NM.
.WED NIGHT...NE winds 10 to 15 kt with gusts up to 25 kt. Seas
4 to 6 ft.
.THU...NE winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt in the afternoon. Seas 4 to 6 ft.
.THU NIGHT...E winds 5 to 10 kt, becoming SE 10 to 15 kt after
midnight. Seas 3 to 5 ft.
.FRI...S winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
6 ft.
.FRI NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas
4 to 6 ft. Patchy fog. Vsby 1 to 3 NM.
.SAT...N winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to
5 ft.
.SAT NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 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.

$$

ANZ251-190000-
Massachusetts Bay and Ipswich Bay-
716 AM EDT Tue Sep 18 2018

.TODAY...S winds 10 to 15 kt, becoming SW this afternoon. Gusts
up to 20 kt. Seas around 2 ft. Showers. Isolated tstms this
morning, then a chance of tstms this afternoon. Vsby 1 to 3 NM,
decreasing to 1 NM or less this afternoon.
.TONIGHT...NW winds 5 to 10 kt, becoming NE 15 to 20 kt after
midnight. Seas 2 to 4 ft. Patchy fog. A chance of drizzle. Vsby
1 NM or less.
.WED...N winds 15 to 20 kt, becoming NE 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Seas 3 to 5 ft. Patchy fog. A
chance of drizzle. Vsby 1 to 3 NM.
.WED NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft.
.THU...NE winds 5 to 10 kt. Gusts up to 20 kt in the morning.
Seas 2 to 4 ft.
.THU NIGHT...SE winds 5 to 10 kt. Seas 2 to 4 ft.
.FRI...S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.FRI NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas
2 to 4 ft.
.SAT...N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.SAT NIGHT...NE winds 5 to 10 kt with gusts up to 20 kt. Seas
2 to 4 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.

$$

ANZ231-190000-
Cape Cod Bay-
716 AM EDT Tue Sep 18 2018

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

.TODAY...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft. Showers likely with isolated tstms this morning, then
showers with a chance of tstms this afternoon with vsby 1 NM or
less.
.TONIGHT...W winds 5 to 10 kt, becoming NE with gusts up to 20 kt
after midnight. Seas 2 to 3 ft. Patchy fog. A chance of showers
and drizzle. Vsby 1 NM or less.
.WED...N winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft. Patchy fog. A chance of drizzle. Vsby 1 to 3 NM.
.WED NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft.
.THU...NE winds 5 to 10 kt. Gusts up to 20 kt in the morning.
Seas 2 to 3 ft.
.THU NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft.
.FRI...S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.FRI NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 4 ft.
.SAT...N winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 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.

$$

ANZ254-190000-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
716 AM EDT Tue Sep 18 2018

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

.TODAY...S winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to
5 ft. Isolated tstms. A chance of showers this morning, then
showers this afternoon with vsby 1 NM or less.
.TONIGHT...W winds 10 to 15 kt, becoming N after midnight. Gusts
up to 20 kt. Seas 3 to 5 ft. Patchy fog. A chance of showers.
Vsby 1 NM or less.
.WED...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
7 ft. Patchy fog. Vsby 1 NM or less.
.WED NIGHT...NE winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 25 kt. Seas 4 to 7 ft.
.THU...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to
6 ft.
.THU NIGHT...E winds 5 to 10 kt. Seas 4 to 6 ft.
.FRI...S winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
6 ft.
.FRI NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas
4 to 6 ft. Patchy fog. Vsby 1 to 3 NM.
.SAT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to
5 ft.
.SAT NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 4 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.

$$

ANZ255-190000-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
716 AM EDT Tue Sep 18 2018

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

.TODAY...S winds 10 to 15 kt, becoming SW 15 to 20 kt this
afternoon. Gusts up to 25 kt. Seas 3 to 5 ft. A chance of showers
with isolated tstms this morning, then showers with a chance of
tstms this afternoon with vsby 1 NM or less.
.TONIGHT...SW winds 10 to 15 kt, becoming N after midnight. Gusts
up to 20 kt. Seas 4 to 6 ft. Patchy fog. A chance of showers.
Vsby 1 NM or less.
.WED...NE winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
6 ft. Patchy fog. Vsby 1 NM or less.
.WED NIGHT...NE winds 15 to 20 kt with gusts up to 25 kt. Seas
4 to 6 ft.
.THU...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft.
.THU NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft.
.FRI...S winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to
5 ft.
.FRI NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas
4 to 6 ft. Patchy fog. Vsby 1 to 3 NM.
.SAT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to
6 ft.
.SAT NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 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.

$$

ANZ256-190000-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
716 AM EDT Tue Sep 18 2018

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

.TODAY...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to
6 ft. Showers likely with isolated tstms. Patchy fog this
morning. Vsby 1 to 3 NM, decreasing to 1 NM or less this
afternoon.
.TONIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, becoming
N after midnight. Seas 4 to 6 ft. Patchy fog. Showers likely.
Vsby 1 NM or less.
.WED...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. Patchy fog. Vsby 1 NM or less.
.WED NIGHT...NE winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 25 kt. Seas 3 to 5 ft.
.THU...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft.
.THU NIGHT...SE winds around 10 kt. Seas 2 to 4 ft.
.FRI...S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.FRI NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas
4 to 6 ft. Patchy fog. Vsby 1 to 3 NM.
.SAT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to
6 ft.
.SAT NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 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.

$$

ANZ232-190000-
Nantucket Sound-
716 AM EDT Tue Sep 18 2018

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

.TODAY...S winds 10 to 15 kt, becoming SW 15 to 20 kt this
afternoon. Gusts up to 25 kt. Seas 2 to 3 ft. Showers with
isolated tstms. Patchy fog this morning. Vsby 1 NM or less this
afternoon.
.TONIGHT...W winds 10 to 15 kt, becoming N 5 to 10 kt after
midnight. Gusts up to 20 kt. Seas 2 to 3 ft. Patchy fog. A chance
of showers. Vsby 1 NM or less.
.WED...N winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft. Patchy fog. Vsby 1 NM or less.
.WED NIGHT...NE winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 25 kt. Seas 2 to 4 ft.
.THU...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.THU NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft.
.FRI...S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.FRI NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas
2 to 4 ft. Patchy fog. Vsby 1 to 3 NM.
.SAT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.SAT NIGHT...NE winds 10 to 15 kt with gusts up to 20 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.

$$

ANZ233-190000-
Vineyard Sound-
716 AM EDT Tue Sep 18 2018

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

.TODAY...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft. Showers with isolated tstms. Patchy fog this morning. Vsby
1 NM or less this afternoon.
.TONIGHT...W winds 5 to 10 kt with gusts up to 20 kt, becoming N
after midnight. Seas 2 to 3 ft. Patchy fog. Showers likely. Vsby
1 NM or less.
.WED...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft. Patchy fog. Vsby 1 to 3 NM.
.WED NIGHT...NE winds 10 to 15 kt with gusts up to 25 kt. Seas
2 to 4 ft.
.THU...NE winds 10 to 15 kt. Gusts up to 20 kt in the morning.
Seas around 2 ft.
.THU NIGHT...E winds around 10 kt. Seas 1 foot or less.
.FRI...S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.FRI NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 4 ft. Patchy fog. Vsby 1 to 3 NM.
.SAT...N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.SAT NIGHT...NE winds around 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.

$$

ANZ234-190000-
Buzzards Bay-
716 AM EDT Tue Sep 18 2018

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

.TODAY...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft. Isolated tstms. Showers likely this morning, then showers
this afternoon. Patchy fog this morning. Vsby 1 NM or less this
afternoon.
.TONIGHT...W winds 5 to 10 kt, becoming N after midnight. Seas
2 to 3 ft. Patchy fog. A chance of showers. Vsby 1 NM or less.
.WED...NE winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft. Patchy fog. Vsby 1 to 3 NM.
.WED NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas
around 2 ft.
.THU...NE winds 5 to 10 kt. Seas 1 foot or less.
.THU NIGHT...SE winds 5 to 10 kt. Seas 1 foot or less.
.FRI...S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.FRI NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas
2 to 4 ft. Patchy fog. Vsby 1 to 3 NM.
.SAT...N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.SAT 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.

$$

ANZ235-190000-
Rhode Island Sound-
716 AM EDT Tue Sep 18 2018

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

.TODAY...S winds 10 to 15 kt, becoming SW 15 to 20 kt this
afternoon. Gusts up to 25 kt. Seas 3 to 5 ft. Showers. Isolated
tstms this morning, then a chance of tstms this afternoon. Patchy
fog this morning. Vsby 1 to 3 NM, decreasing to 1 NM or less this
afternoon.
.TONIGHT...W winds 10 to 15 kt with gusts up to 20 kt, becoming N
after midnight. Seas 3 to 5 ft. Patchy fog. A chance of showers.
Vsby 1 NM or less.
.WED...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. Patchy fog. Vsby 1 NM or less.
.WED NIGHT...NE winds 10 to 15 kt with gusts up to 25 kt. Seas
2 to 4 ft.
.THU...NE winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 ft.
.THU NIGHT...SE winds 5 to 10 kt. Seas around 2 ft.
.FRI...S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.FRI NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas
3 to 5 ft. Patchy fog. Vsby 1 to 3 NM.
.SAT...N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft.
.SAT NIGHT...NE winds around 10 kt with gusts up to 20 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.

$$

ANZ237-190000-
Block Island Sound-
716 AM EDT Tue Sep 18 2018

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

.TODAY...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft. Showers with isolated tstms. Patchy fog this morning. Vsby
1 to 3 NM, decreasing to 1 NM or less this afternoon.
.TONIGHT...W winds 5 to 10 kt, becoming NE after midnight. Seas
2 to 4 ft. Patchy fog. A chance of showers. Vsby 1 NM or less.
.WED...NE winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft. Patchy fog. Vsby 1 NM or less.
.WED NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft.
.THU...NE winds 5 to 10 kt. Gusts up to 20 kt in the morning.
Seas 2 to 3 ft.
.THU NIGHT...SE winds 5 to 10 kt. Seas around 2 ft.
.FRI...S winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.FRI NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas
3 to 5 ft. Patchy fog. Vsby 1 to 3 NM.
.SAT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 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.

$$

ANZ230-190000-
Boston Harbor-
716 AM EDT Tue Sep 18 2018

.TODAY...S winds 5 to 10 kt, becoming SW this afternoon. Waves
around 2 ft. Showers with a chance of tstms. Vsby 1 to 3 NM.
.TONIGHT...NW winds around 5 kt, becoming NE 10 to 15 kt with
gusts up to 20 kt after midnight. Waves around 2 ft. Patchy fog.
Showers likely with a chance of drizzle. Vsby 1 to 3 NM.
.WED...NE winds 10 to 15 kt. Gusts up to 20 kt in the morning.
Waves around 2 ft. Patchy fog. A chance of drizzle. Vsby 1 to
3 NM.
.WED NIGHT...NE winds 5 to 10 kt. Waves around 2 ft.
.THU...NE winds 5 to 10 kt. Waves 1 foot or less.
.THU NIGHT...SE winds 5 to 10 kt. Waves 1 foot or less.
.FRI...S winds 10 to 15 kt with gusts up to 20 kt. Waves around
2 ft.
.FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Waves
around 2 ft.
.SAT...N winds 5 to 10 kt. Waves around 2 ft.
.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.

$$

ANZ236-190000-
Narragansett Bay-
716 AM EDT Tue Sep 18 2018

.TODAY...SW winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to
3 ft. Showers with isolated tstms. Patchy fog this morning. Vsby
1 to 3 NM this afternoon.
.TONIGHT...W winds 5 to 10 kt, becoming N after midnight. Waves
2 to 3 ft. Patchy fog. Showers with a chance of tstms. Vsby 1 NM
or less.
.WED...NE winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to
3 ft. Patchy fog. Vsby 1 NM or less.
.WED NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. Waves around 2 ft.
.THU...NE winds 5 to 10 kt. Waves 1 foot or less.
.THU NIGHT...SE winds 5 to 10 kt. Waves 1 foot or less.
.FRI...S winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to
3 ft.
.FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Waves
2 to 3 ft.
.SAT...N winds 5 to 10 kt. Waves around 2 ft.
.SAT NIGHT...NE winds 5 to 10 kt. Waves around 2 ft.

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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