Coastal Waters Forecast
Issued by NWS Boston, MA

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000
FZUS51 KBOX 182317
CWFBOX

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

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

ANZ200-191200-
716 PM EDT Tue Sep 18 2018

.Synopsis for Massachusetts and Rhode Island coastal waters...
Remnants of Florence will move offshore by this evening. 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.

$$

ANZ250-191200-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
716 PM EDT Tue Sep 18 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM EDT WEDNESDAY THROUGH
WEDNESDAY AFTERNOON...

.TONIGHT...NW winds around 5 kt, becoming N 10 to 15 kt with
gusts up to 20 kt after midnight. Seas 3 to 5 ft.
.WED...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
7 ft.
.WED NIGHT...NE winds 10 to 15 kt with gusts up to 25 kt. Seas
5 to 7 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...SE winds 5 to 10 kt. Seas 3 to 5 ft.
.FRI...S winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Gusts up to 30 kt. Seas 4 to 7 ft.
.FRI NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas
4 to 7 ft.
.SAT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft.
.SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.SUN...SE winds 5 to 10 kt. Seas 3 to 4 ft.
.SUN NIGHT...S winds 5 to 10 kt. Seas 2 to 4 ft.

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.

$$

ANZ251-191200-
Massachusetts Bay and Ipswich Bay-
716 PM EDT Tue Sep 18 2018

.TONIGHT...W winds around 5 kt, becoming N 10 to 15 kt with gusts
up to 20 kt after midnight. Seas 2 to 4 ft. A slight chance of
showers after midnight with vsby 1 NM or less.
.WED...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft.
.WED NIGHT...NE winds 10 to 15 kt with gusts up to 20 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 3 to 5 ft.
.THU NIGHT...SE winds 5 to 10 kt. Seas 3 to 4 ft.
.FRI...S winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Gusts up to 25 kt. Seas 3 to 5 ft.
.FRI NIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 25 kt. Seas 3 to 5 ft.
.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 4 ft.
.SUN...E winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft.

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.

$$

ANZ231-191200-
Cape Cod Bay-
716 PM EDT Tue Sep 18 2018

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

.TONIGHT...N winds 5 to 10 kt. Seas around 2 ft. Showers with
isolated tstms this evening with vsby 1 to 3 NM.
.WED...NE winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.WED NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 5 ft.
.THU...NE 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.
.THU NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft.
.FRI...S winds 10 to 15 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...NW 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 2 to 3 ft.
.SUN...E winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN NIGHT...SE winds around 5 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.

$$

ANZ254-191200-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
716 PM EDT Tue Sep 18 2018

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

.TONIGHT...NW winds 5 to 10 kt with gusts up to 20 kt, becoming N
after midnight. Seas 3 to 5 ft. Showers with isolated tstms this
evening with vsby 1 NM or less.
.WED...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
7 ft.
.WED NIGHT...NE winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 25 kt. Seas 5 to 8 ft.
.THU...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to
7 ft.
.THU NIGHT...E winds 5 to 10 kt. Seas 4 to 6 ft.
.FRI...SE winds 10 to 15 kt, becoming S 15 to 20 kt in the
afternoon. Gusts up to 30 kt. Seas 4 to 7 ft.
.FRI NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas
5 to 7 ft.
.SAT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft.
.SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.SUN...E winds 5 to 10 kt. Seas 2 to 4 ft.
.SUN NIGHT...E winds 5 to 10 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.

$$

ANZ255-191200-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
716 PM EDT Tue Sep 18 2018

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

.TONIGHT...W winds 5 to 10 kt with gusts up to 20 kt, becoming N
after midnight. Seas 4 to 7 ft. A chance of showers with isolated
tstms this evening with vsby 1 NM or less.
.WED...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft.
.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 4 to
6 ft.
.THU NIGHT...E winds 5 to 10 kt. Seas 3 to 5 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 7 ft.
.SAT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
7 ft.
.SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.SUN...E winds around 10 kt. Seas 2 to 4 ft.
.SUN NIGHT...E winds 5 to 10 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.

$$

ANZ256-191200-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
716 PM EDT Tue Sep 18 2018

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

.TONIGHT...NW winds 5 to 10 kt, becoming N after midnight. Seas
4 to 6 ft. A chance of showers with isolated tstms this evening
with vsby 1 NM or less.
.WED...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft.
.WED NIGHT...NE winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. 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...SE winds 5 to 10 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 7 ft.
.SAT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft.
.SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.SUN...E winds around 10 kt. Seas around 3 ft.
.SUN 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.

$$

ANZ232-191200-
Nantucket Sound-
716 PM EDT Tue Sep 18 2018

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

.TONIGHT...NW winds 5 to 10 kt, becoming NE after midnight. Seas
2 to 4 ft. A chance of showers with isolated tstms this evening
with vsby 1 NM or less.
.WED...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.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...E winds 5 to 10 kt. Seas 2 to 3 ft.
.FRI...S winds 10 to 15 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.
.SAT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.SAT NIGHT...NE winds 10 to 15 kt. Seas 2 to 3 ft.
.SUN...E winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN 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.

$$

ANZ233-191200-
Vineyard Sound-
716 PM EDT Tue Sep 18 2018

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

.TONIGHT...N winds around 5 kt, becoming NE after midnight. Seas
2 to 4 ft. A chance of showers with isolated tstms this evening
with vsby 1 NM or less.
.WED...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.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...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 15 to 20 kt with gusts up to 30 kt. Seas
3 to 5 ft.
.SAT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.SAT NIGHT...NE winds around 10 kt. Seas 2 to 3 ft.
.SUN...E winds 5 to 10 kt. Seas around 2 ft.
.SUN 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.

$$

ANZ234-191200-
Buzzards Bay-
716 PM EDT Tue Sep 18 2018

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

.TONIGHT...N winds around 5 kt, increasing to 5 to 10 kt after
midnight. Seas 2 to 3 ft. Showers with isolated tstms this
evening with vsby 1 to 3 NM.
.WED...NE winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.WED NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft.
.THU...NE winds 5 to 10 kt. Gusts up to 20 kt in the morning.
Seas 1 foot or less.
.THU NIGHT...SE winds 5 to 10 kt. Seas 1 foot or less.
.FRI...S winds 10 to 15 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
3 to 5 ft.
.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 around 2 ft.
.SUN...E winds 5 to 10 kt. Seas 1 foot or less.
.SUN NIGHT...SE winds around 5 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.

$$

ANZ235-191200-
Rhode Island Sound-
716 PM EDT Tue Sep 18 2018

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

.TONIGHT...N winds around 5 kt, increasing to 5 to 10 kt after
midnight. Seas 4 to 6 ft. Showers with isolated tstms this
evening with vsby 1 NM or less.
.WED...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft.
.WED NIGHT...NE winds 10 to 15 kt with gusts up to 25 kt. Seas
3 to 5 ft.
.THU...NE winds 10 to 15 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 3 ft.
.FRI...S winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. 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.
.SAT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to
5 ft.
.SAT NIGHT...NE winds around 10 kt. Seas 2 to 4 ft.
.SUN...E winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN NIGHT...SE 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.

$$

ANZ237-191200-
Block Island Sound-
716 PM EDT Tue Sep 18 2018

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

.TONIGHT...N winds around 5 kt, increasing to 5 to 10 kt after
midnight. Seas 3 to 5 ft. Showers with isolated tstms this
evening with vsby 1 to 3 NM.
.WED...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft.
.WED NIGHT...NE winds 10 to 15 kt, diminishing to 5 to 10 kt
after midnight. 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 around 2 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.
.SAT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft.
.SAT NIGHT...NE winds around 10 kt. Seas 2 to 4 ft.
.SUN...E winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN NIGHT...SE 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.

$$

ANZ230-191200-
Boston Harbor-
716 PM EDT Tue Sep 18 2018

.TONIGHT...W winds around 5 kt, becoming N after midnight. Waves
around 2 ft. A slight chance of showers after midnight with vsby
1 to 3 NM.
.WED...NE winds around 10 kt with gusts up to 20 kt. Waves 2 to
4 ft.
.WED NIGHT...NE winds around 10 kt. Waves 2 to 4 ft.
.THU...NE winds 5 to 10 kt. Waves 2 to 4 ft.
.THU NIGHT...SE winds around 5 kt. Waves 1 foot or less, except
2 to 4 ft at the outer harbor entrance.
.FRI...S winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Waves around 2 ft.
.FRI NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Waves
around 2 ft. A chance of showers.
.SAT...NW winds 5 to 10 kt. Waves 1 foot or less.
.SAT NIGHT...NE winds around 5 kt. Waves 1 foot or less.
.SUN...E winds around 5 kt. Waves 1 foot or less.
.SUN NIGHT...S winds around 5 kt. Waves 1 foot or less.

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.

$$

ANZ236-191200-
Narragansett Bay-
716 PM EDT Tue Sep 18 2018

.TONIGHT...N winds around 5 kt, increasing to 5 to 10 kt after
midnight. Waves 2 to 4 ft. Showers with isolated tstms this
evening with vsby 1 to 3 NM.
.WED...NE winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to
3 ft.
.WED NIGHT...NE winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Waves 2 to 3 ft.
.THU...NE winds 5 to 10 kt. Waves around 2 ft.
.THU NIGHT...SE winds 5 to 10 kt. Waves around 2 ft.
.FRI...S winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Waves 2 to 4 ft.
.FRI NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Waves
2 to 4 ft.
.SAT...NW winds 5 to 10 kt with gusts up to 20 kt. Waves 2 to
3 ft.
.SAT NIGHT...NE winds 5 to 10 kt. Waves around 2 ft.
.SUN...E winds 5 to 10 kt. Waves around 2 ft.
.SUN NIGHT...SE winds around 5 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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