Coastal Waters Forecast
Issued by NWS Boston, MA

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000
FZUS51 KBOX 201217
CWFBOX

Coastal Waters Forecast
National Weather Service Taunton MA
717 AM EST Mon Nov 20 2017

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

ANZ200-210100-
717 AM EST Mon Nov 20 2017

.Synopsis for Massachusetts and Rhode Island coastal waters...
Strong 979 mb low pres over eastern Quebec early this morning  will
continue to provide near WNW gales through today. High pres  then
builds across the waters Tue followed by another cold front  moving
across New England Wed. High pressure then builds over the  waters
Thu and Fri.

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.

$$

ANZ250-210100-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
717 AM EST Mon Nov 20 2017

...GALE WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING...

.TODAY...W winds 20 to 25 kt with gusts up to 40 kt. Seas 5 to
8 ft.
.TONIGHT...W winds 15 to 20 kt. Gusts up to 35 kt, decreasing to
25 kt after midnight. Seas 4 to 7 ft.
.TUE...SW winds 15 to 20 kt with gusts up to 35 kt. Seas 4 to
6 ft.
.TUE NIGHT...SW winds 15 to 20 kt. Gusts up to 35 kt, decreasing
to 25 kt after midnight. Seas 3 to 5 ft. A chance of showers.
.WED...SW winds 10 to 15 kt, becoming NW in the afternoon. Gusts
up to 25 kt. Seas 2 to 4 ft. Showers. Vsby 1 to 3 NM.
.WED NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 5 ft. A chance of showers.
.THU...NW winds 10 to 15 kt. Seas 3 to 5 ft.
.THU NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 5 ft.
.FRI...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft.
.FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 5 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.

$$

ANZ251-210100-
Massachusetts Bay and Ipswich Bay-
717 AM EST Mon Nov 20 2017

...GALE WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING...

.TODAY...W winds 20 to 25 kt, diminishing to 15 to 20 kt this
afternoon. Gusts up to 40 kt. Seas 3 to 5 ft.
.TONIGHT...W winds 15 to 20 kt, becoming SW 10 to 15 kt after
midnight. Gusts up to 30 kt. Seas 2 to 4 ft.
.TUE...SW winds 10 to 15 kt with gusts up to 30 kt. Seas 2 to
4 ft.
.TUE NIGHT...SW winds 10 to 15 kt with gusts up to 30 kt. Seas
2 to 4 ft.
.WED...SW winds 5 to 10 kt, becoming NW 10 to 15 kt with gusts up
to 20 kt in the afternoon. Seas 2 to 3 ft. Showers. Vsby 1 to
3 NM.
.WED NIGHT...NW winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 25 kt. Seas 2 to 4 ft.
.THU...W winds 5 to 10 kt. Seas 2 to 3 ft.
.THU NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft.
.FRI...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 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.

$$

ANZ231-210100-
Cape Cod Bay-
717 AM EST Mon Nov 20 2017

...GALE WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING...

.TODAY...W winds 20 to 25 kt, diminishing to 15 to 20 kt this
afternoon. Gusts up to 35 kt. Seas 3 to 5 ft.
.TONIGHT...W winds 15 to 20 kt, diminishing to 10 to 15 kt after
midnight. Gusts up to 30 kt. Seas 3 to 5 ft.
.TUE...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Gusts up to 30 kt. Seas 3 to 5 ft.
.TUE NIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 30 kt. Seas 2 to 4 ft. A chance of
showers.
.WED...SW winds 10 to 15 kt, becoming NW in the afternoon. Gusts
up to 20 kt. Seas 2 to 3 ft. Showers. Vsby 1 to 3 NM.
.WED NIGHT...NW winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. A chance of
showers.
.THU...NW winds 10 to 15 kt. Seas 2 to 3 ft.
.THU NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
around 2 ft.
.FRI...W winds 10 to 15 kt with gusts up to 20 kt. Seas 1 foot or
less.
.FRI NIGHT...W 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.

$$

ANZ254-210100-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
717 AM EST Mon Nov 20 2017

...GALE WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING...

.TODAY...W winds 20 to 25 kt, diminishing to 15 to 20 kt this
afternoon. Gusts up to 35 kt. Seas 6 to 9 ft.
.TONIGHT...W winds 15 to 20 kt. Gusts up to 35 kt, decreasing to
25 kt after midnight. Seas 4 to 7 ft.
.TUE...SW winds 10 to 15 kt with gusts up to 35 kt. Seas 4 to
6 ft.
.TUE NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas
3 to 5 ft. A chance of showers.
.WED...S winds 15 to 20 kt, becoming NW 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Seas 3 to 5 ft. Showers. Vsby 1 to
3 NM.
.WED NIGHT...N winds 15 to 20 kt with gusts up to 30 kt. Seas
4 to 7 ft. Showers likely.
.THU...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to
6 ft.
.THU NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 5 ft.
.FRI...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft.
.FRI NIGHT...W winds 5 to 10 kt. Seas 3 to 5 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.

$$

ANZ255-210100-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
717 AM EST Mon Nov 20 2017

...GALE WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING...

.TODAY...W winds 20 to 25 kt, diminishing to 15 to 20 kt this
afternoon. Gusts up to 35 kt. Seas 7 to 10 ft. A slight chance of
showers this morning.
.TONIGHT...W winds 15 to 20 kt. Gusts up to 35 kt, decreasing to
25 kt after midnight. Seas 6 to 9 ft.
.TUE...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to
8 ft.
.TUE NIGHT...SW winds 15 to 20 kt. Gusts up to 35 kt, decreasing
to 25 kt after midnight. Seas 5 to 8 ft. A chance of showers.
.WED...S winds 10 to 15 kt, becoming NW in the afternoon. Gusts
up to 25 kt. Seas 4 to 6 ft. Showers. Vsby 1 to 3 NM.
.WED NIGHT...N winds 15 to 20 kt with gusts up to 30 kt. Seas
4 to 6 ft. A chance of showers.
.THU...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to
6 ft.
.THU NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 5 ft.
.FRI...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft.
.FRI NIGHT...W winds around 10 kt. Seas 3 to 5 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.

$$

ANZ256-210100-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
717 AM EST Mon Nov 20 2017

...GALE WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING...

.TODAY...W winds 20 to 25 kt, diminishing to 15 to 20 kt this
afternoon. Gusts up to 35 kt. Seas 7 to 10 ft.
.TONIGHT...W winds 15 to 20 kt. Gusts up to 35 kt, decreasing to
25 kt after midnight. Seas 5 to 8 ft.
.TUE...SW winds 15 to 20 kt with gusts up to 35 kt. Seas 6 to
9 ft.
.TUE NIGHT...SW winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. Gusts up to 35 kt. Seas 5 to 8 ft. A chance of
showers.
.WED...SW winds 10 to 15 kt, becoming NW 15 to 20 kt in the
afternoon. Gusts up to 25 kt. Seas 4 to 6 ft. Showers.
.WED NIGHT...N winds 15 to 20 kt with gusts up to 25 kt. Seas
4 to 6 ft.
.THU...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to
6 ft.
.THU NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
around 5 ft.
.FRI...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft.
.FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 5 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.

$$

ANZ232-210100-
Nantucket Sound-
717 AM EST Mon Nov 20 2017

...GALE WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING...

.TODAY...W winds 20 to 25 kt, diminishing to 15 to 20 kt this
afternoon. Gusts up to 35 kt. Seas 3 to 5 ft.
.TONIGHT...W winds 15 to 20 kt with gusts up to 35 kt,
diminishing to 10 to 15 kt with gusts up to 25 kt after midnight.
Seas 3 to 5 ft.
.TUE...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
5 ft.
.TUE NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas
3 to 5 ft. A chance of showers.
.WED...S winds 10 to 15 kt, becoming NW in the afternoon. Gusts
up to 20 kt. Seas 2 to 3 ft. Showers. Vsby 1 to 3 NM.
.WED NIGHT...N winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. A chance of
showers.
.THU...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.THU NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft.
.FRI...W winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 ft.
.FRI NIGHT...W 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.

$$

ANZ233-210100-
Vineyard Sound-
717 AM EST Mon Nov 20 2017

...GALE WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING...

.TODAY...W winds 15 to 20 kt with gusts up to 35 kt. Seas 3 to
5 ft.
.TONIGHT...W winds 15 to 20 kt. Gusts up to 35 kt, decreasing to
25 kt after midnight. Seas 3 to 5 ft.
.TUE...SW winds 15 to 20 kt with gusts up to 35 kt. Seas 4 to
7 ft.
.TUE NIGHT...SW winds 15 to 20 kt. Gusts up to 35 kt, decreasing
to 25 kt after midnight. Seas 4 to 6 ft. A chance of showers.
.WED...SW winds 10 to 15 kt, becoming NW in the afternoon. Gusts
up to 20 kt. Seas 2 to 3 ft. Showers.
.WED NIGHT...N winds 10 to 15 kt with gusts up to 25 kt. Seas
2 to 3 ft. A chance of showers.
.THU...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.THU NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
around 2 ft.
.FRI...W winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 ft.
.FRI NIGHT...W winds 10 to 15 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.

$$

ANZ234-210100-
Buzzards Bay-
717 AM EST Mon Nov 20 2017

...GALE WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING...

.TODAY...W winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
4 ft.
.TONIGHT...W winds 15 to 20 kt, diminishing to 10 to 15 kt after
midnight. Gusts up to 30 kt. Seas 3 to 5 ft.
.TUE...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
5 ft.
.TUE NIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 30 kt. Seas 2 to 4 ft. A chance of
showers.
.WED...SW winds 5 to 10 kt, becoming NW in the afternoon. Gusts
up to 20 kt. Seas 2 to 3 ft. Showers.
.WED NIGHT...N winds 10 to 15 kt with gusts up to 25 kt. Seas
around 2 ft.
.THU...NW winds 5 to 10 kt. Seas around 2 ft.
.THU NIGHT...W winds 5 to 10 kt. Seas around 2 ft.
.FRI...W winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...W 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.

$$

ANZ235-210100-
Rhode Island Sound-
717 AM EST Mon Nov 20 2017

...GALE WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING...

.TODAY...W winds 15 to 20 kt with gusts up to 35 kt. Seas 4 to
7 ft.
.TONIGHT...W winds 15 to 20 kt, diminishing to 10 to 15 kt after
midnight. Gusts up to 35 kt. Seas 4 to 7 ft.
.TUE...SW winds 15 to 20 kt with gusts up to 35 kt. Seas 6 to
9 ft.
.TUE NIGHT...SW winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. Gusts up to 35 kt. Seas 5 to 8 ft. A chance of
showers.
.WED...SW winds 10 to 15 kt, becoming NW in the afternoon. Gusts
up to 25 kt. Seas 2 to 4 ft. Showers.
.WED NIGHT...NW winds 15 to 20 kt, becoming N 10 to 15 kt after
midnight. Gusts up to 25 kt. Seas 3 to 5 ft.
.THU...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft.
.THU NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 5 ft.
.FRI...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft.
.FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 5 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.

$$

ANZ237-210100-
Block Island Sound-
717 AM EST Mon Nov 20 2017

...GALE WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING...

.TODAY...W winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
6 ft.
.TONIGHT...W winds 15 to 20 kt, diminishing to 10 to 15 kt after
midnight. Gusts up to 35 kt. Seas 4 to 6 ft.
.TUE...SW winds 15 to 20 kt with gusts up to 35 kt. Seas 4 to
7 ft.
.TUE NIGHT...SW winds 15 to 20 kt with gusts up to 35 kt. Seas
4 to 7 ft. A chance of showers.
.WED...W winds 10 to 15 kt, becoming NW in the afternoon. Gusts
up to 25 kt. Seas 2 to 4 ft. Showers likely.
.WED NIGHT...N winds 10 to 15 kt with gusts up to 25 kt. Seas
2 to 4 ft.
.THU...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft.
.THU NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft.
.FRI...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft.
.FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 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.

$$

ANZ230-210100-
Boston Harbor-
717 AM EST Mon Nov 20 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING...

.TODAY...W winds 10 to 15 kt with gusts up to 30 kt. Waves around
2 ft.
.TONIGHT...W winds 10 to 15 kt with gusts up to 30 kt, becoming
SW 5 to 10 kt with gusts up to 20 kt after midnight. Waves around
2 ft.
.TUE...SW winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. Gusts up to 30 kt. Waves around 2 ft.
.TUE NIGHT...SW winds 5 to 10 kt with gusts up to 25 kt. Waves
around 2 ft. A chance of showers.
.WED...SW winds 5 to 10 kt, becoming NW with gusts up to 20 kt in
the afternoon. Waves 1 foot or less. Showers.
.WED NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Waves
around 2 ft.
.THU...W winds 5 to 10 kt. Waves 1 foot or less.
.THU NIGHT...SW winds 5 to 10 kt. Waves 1 foot or less.
.FRI...W winds 5 to 10 kt. Waves 1 foot or less.
.FRI NIGHT...SW winds 5 to 10 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.

$$

ANZ236-210100-
Narragansett Bay-
717 AM EST Mon Nov 20 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING...

.TODAY...W winds 10 to 15 kt with gusts up to 30 kt. Waves 2 to
3 ft.
.TONIGHT...W winds 10 to 15 kt, becoming SW 5 to 10 kt after
midnight. Gusts up to 30 kt. Waves 2 to 4 ft.
.TUE...SW winds 10 to 15 kt with gusts up to 30 kt. Waves 3 to
5 ft.
.TUE NIGHT...SW winds 10 to 15 kt with gusts up to 30 kt. Waves
3 to 5 ft. A chance of showers.
.WED...SW winds 5 to 10 kt, becoming NW in the afternoon. Gusts
up to 20 kt. Waves 2 to 3 ft. Showers.
.WED NIGHT...NW winds 10 to 15 kt, becoming N 5 to 10 kt after
midnight. Gusts up to 25 kt. Waves 2 to 3 ft.
.THU...NW winds 5 to 10 kt. Waves 2 to 3 ft.
.THU NIGHT...W winds 5 to 10 kt. Waves 2 to 3 ft.
.FRI...W winds 5 to 10 kt. Waves 2 to 3 ft.
.FRI NIGHT...W winds 5 to 10 kt. Waves around 2 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.

$$

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