Coastal Waters Forecast
Issued by NWS Boston, MA

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FZUS51 KBOX 150617
CWFBOX

Coastal Waters Forecast
National Weather Service Taunton MA
117 AM EST Mon Jan 15 2018

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

ANZ200-151900-
117 AM EST Mon Jan 15 2018

.Synopsis for Massachusetts and Rhode Island coastal waters...
Large high pres will move east across Quebec through Mon. A
developing coastal low pres system will cross the waters late Tue
into Wed. Another high pres system builds to the south of the
waters Thu into 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.

$$

ANZ250-151900-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
117 AM EST Mon Jan 15 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.REST OF TONIGHT...NE winds 10 to 15 kt with gusts up to 20 kt.
Seas 5 to 7 ft. Snow showers likely.
.MON...NE winds 15 to 20 kt with gusts up to 30 kt. Seas 6 to
7 ft. Light freezing spray. Snow showers likely. Vsby 1 to 3 NM.
.MON NIGHT...NE winds 15 to 20 kt, becoming N 10 to 15 kt after
midnight. Gusts up to 30 kt. Seas 6 to 9 ft. A chance of snow
showers. Vsby 1 to 3 NM.
.TUE...N winds 5 to 10 kt, becoming SW in the afternoon. Seas
5 to 8 ft.
.TUE NIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Seas 4 to 6 ft. Snow likely. Vsby 1 to 3 NM.
.WED...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft. Snow likely. Vsby 1 to 3 NM.
.WED NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 5 ft.
.THU...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft.
.THU NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 5 ft.
.FRI...W winds around 15 kt with gusts up to 25 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.

$$

ANZ251-151900-
Massachusetts Bay and Ipswich Bay-
117 AM EST Mon Jan 15 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.REST OF TONIGHT...NE winds 10 to 15 kt with gusts up to 20 kt.
Seas 4 to 6 ft. Snow showers likely. Vsby 1 to 3 NM.
.MON...NE winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
7 ft. Freezing spray. Snow showers. Vsby 1 NM or less.
.MON NIGHT...N winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 25 kt. Seas 5 to 7 ft. A chance of
snow showers. Vsby 1 to 3 NM.
.TUE...N winds 5 to 10 kt, becoming S in the afternoon. Seas 4 to
7 ft.
.TUE NIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Seas 2 to 4 ft. Snow likely. Vsby 1 to 3 NM.
.WED...NW winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
3 ft. Snow likely. Vsby 1 to 3 NM.
.WED NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas
2 to 3 ft.
.THU...W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
3 ft.
.THU NIGHT...W winds 10 to 15 kt with gusts up to 25 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 10 to 15 kt with gusts up to 20 kt. Seas
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.

$$

ANZ231-151900-
Cape Cod Bay-
117 AM EST Mon Jan 15 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.REST OF TONIGHT...NE winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 4 ft. Snow showers likely.
.MON...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. Snow showers likely. Vsby 1 to 3 NM.
.MON NIGHT...N winds 10 to 15 kt with gusts up to 25 kt. Seas
3 to 5 ft. Snow showers likely. Vsby 1 to 3 NM.
.TUE...N winds 5 to 10 kt, becoming S in the afternoon. Seas 2 to
3 ft.
.TUE NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Snow likely.
Vsby 1 to 3 NM.
.WED...NW winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
3 ft. Snow likely. Vsby 1 to 3 NM.
.WED NIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas 2 to 3 ft.
.THU...W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
3 ft.
.THU NIGHT...W winds 10 to 15 kt with gusts up to 25 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 10 to 15 kt with gusts up to 20 kt. Seas
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.

$$

ANZ254-151900-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
117 AM EST Mon Jan 15 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.REST OF TONIGHT...NE winds 10 to 15 kt with gusts up to 25 kt.
Seas 5 to 7 ft. A chance of snow showers.
.MON...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 6 to
8 ft. A chance of rain and snow showers.
.MON NIGHT...NE winds 15 to 20 kt, becoming N 10 to 15 kt after
midnight. Gusts up to 25 kt. Seas 6 to 8 ft. A chance of showers.
.TUE...N winds 5 to 10 kt, becoming SW in the afternoon. Seas
5 to 8 ft.
.TUE NIGHT...S winds 5 to 10 kt. Gusts up to 20 kt after
midnight. Seas 4 to 6 ft. Snow likely with a chance of rain. Vsby
1 to 3 NM.
.WED...NE winds 5 to 10 kt, becoming NW in the afternoon. Gusts
up to 20 kt. Seas 4 to 6 ft. Snow likely with a chance of rain.
Vsby 1 to 3 NM.
.WED NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas
4 to 6 ft. A chance of snow. Vsby 1 to 3 NM.
.THU...W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft.
.THU NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas
4 to 6 ft.
.FRI...W winds 10 to 15 kt with gusts up to 25 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.

$$

ANZ255-151900-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
117 AM EST Mon Jan 15 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.REST OF TONIGHT...NE winds 10 to 15 kt with gusts up to 25 kt.
Seas 4 to 6 ft. A slight chance of snow showers.
.MON...NE winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
7 ft. A chance of snow and rain showers.
.MON NIGHT...N winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 25 kt. Seas 4 to 7 ft. A chance of
snow showers.
.TUE...NE winds 5 to 10 kt, becoming S in the afternoon. Seas
3 to 5 ft.
.TUE NIGHT...SE winds 5 to 10 kt. Seas 3 to 5 ft. Snow likely
with a chance of rain. Vsby 1 to 3 NM.
.WED...N winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft. Snow likely with a chance of rain. Vsby 1 to 3 NM.
.WED NIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas 3 to 5 ft. A chance of snow. Vsby 1 to 3 NM.
.THU...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
7 ft.
.THU NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas
4 to 7 ft.
.FRI...W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft.
.FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
4 to 6 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.

$$

ANZ256-151900-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
117 AM EST Mon Jan 15 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.REST OF TONIGHT...NE winds 10 to 15 kt with gusts up to 25 kt.
Seas 5 to 7 ft.
.MON...NE winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to
7 ft. A chance of snow showers.
.MON NIGHT...N winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 25 kt. Seas 4 to 7 ft.
.TUE...NE winds 5 to 10 kt, becoming S in the afternoon. Seas
3 to 5 ft.
.TUE NIGHT...S winds 5 to 10 kt, becoming NE 10 to 15 kt with
gusts up to 20 kt after midnight. Seas 3 to 5 ft. Snow likely
with a chance of rain. Vsby 1 to 3 NM.
.WED...NW winds around 10 kt with gusts up to 20 kt. Seas 3 to
5 ft. Snow likely with a chance of rain. Vsby 1 to 3 NM.
.WED NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 5 ft.
.THU...W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
7 ft.
.THU NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas
4 to 7 ft.
.FRI...W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft.
.FRI NIGHT...W winds around 15 kt with gusts up to 20 kt. Seas
4 to 6 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.

$$

ANZ232-151900-
Nantucket Sound-
117 AM EST Mon Jan 15 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.REST OF TONIGHT...NE winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 4 ft. A chance of snow showers.
.MON...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft. A chance of snow showers. Vsby 1 to 3 NM.
.MON NIGHT...N winds 10 to 15 kt with gusts up to 25 kt. Seas
2 to 4 ft. A chance of snow showers. Vsby 1 to 3 NM.
.TUE...NE winds 5 to 10 kt, becoming S in the afternoon. Seas
2 to 3 ft.
.TUE NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft. Snow likely.
Vsby 1 to 3 NM.
.WED...NW winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
3 ft. Snow likely. Vsby 1 to 3 NM.
.WED NIGHT...NW winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 20 kt after midnight. Seas 2 to 3 ft. A chance of
snow. Vsby 1 to 3 NM.
.THU...W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.THU NIGHT...W winds 10 to 15 kt with gusts up to 25 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 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.

$$

ANZ233-151900-
Vineyard Sound-
117 AM EST Mon Jan 15 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.REST OF TONIGHT...NE winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 4 ft. A slight chance of snow showers.
.MON...NE winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft. Snow showers likely. Vsby 1 to 3 NM.
.MON NIGHT...N winds 10 to 15 kt with gusts up to 25 kt. Seas
2 to 4 ft. A chance of snow showers.
.TUE...NE winds 5 to 10 kt, becoming S in the afternoon. Seas
around 2 ft.
.TUE NIGHT...S winds 5 to 10 kt, becoming E after midnight. Seas
around 2 ft. Snow likely. Vsby 1 to 3 NM.
.WED...NW winds 5 to 10 kt with gusts up to 20 kt. Seas around
2 ft. Snow likely. Vsby 1 to 3 NM.
.WED NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas
around 2 ft.
.THU...W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.THU NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas
2 to 4 ft.
.FRI...W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 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.

$$

ANZ234-151900-
Buzzards Bay-
117 AM EST Mon Jan 15 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.REST OF TONIGHT...NE winds 5 to 10 kt with gusts up to 20 kt.
Seas 2 to 4 ft. A slight chance of snow showers.
.MON...NE winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft. Snow showers. Vsby 1 to 3 NM.
.MON NIGHT...N winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Gusts up to 25 kt. Seas 2 to 3 ft. A chance of snow
showers.
.TUE...NE winds 5 to 10 kt, becoming S in the afternoon. Seas
1 foot or less.
.TUE NIGHT...S winds 5 to 10 kt, becoming E after midnight. Seas
around 2 ft. Snow likely. Vsby 1 to 3 NM.
.WED...NW winds 5 to 10 kt with gusts up to 20 kt. Seas around
2 ft. Snow likely. Vsby 1 to 3 NM.
.WED NIGHT...NW winds 5 to 10 kt. Gusts up to 20 kt after
midnight. Seas around 2 ft.
.THU...W 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 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.

$$

ANZ235-151900-
Rhode Island Sound-
117 AM EST Mon Jan 15 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.REST OF TONIGHT...NE winds 10 to 15 kt with gusts up to 25 kt.
Seas 3 to 5 ft. A slight chance of snow showers.
.MON...NE winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
6 ft. A chance of snow showers.
.MON NIGHT...N winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 25 kt. Seas 3 to 5 ft.
.TUE...NE winds 5 to 10 kt, becoming S in the afternoon. Seas
2 to 4 ft.
.TUE NIGHT...S winds 5 to 10 kt, becoming E with gusts up to
20 kt after midnight. Seas 2 to 3 ft. Snow likely with a chance
of rain. Vsby 1 to 3 NM.
.WED...NW winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
4 ft. Snow likely. Vsby 1 to 3 NM.
.WED NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas
2 to 4 ft.
.THU...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft.
.THU NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas
3 to 5 ft.
.FRI...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft.
.FRI NIGHT...W winds 10 to 15 kt with gusts up to 25 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.

$$

ANZ237-151900-
Block Island Sound-
117 AM EST Mon Jan 15 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.REST OF TONIGHT...NE winds 10 to 15 kt with gusts up to 20 kt.
Seas 3 to 5 ft.
.MON...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft.
.MON NIGHT...N winds 10 to 15 kt with gusts up to 25 kt. Seas
3 to 5 ft.
.TUE...NE winds 5 to 10 kt, becoming S in the afternoon. Seas
2 to 4 ft. A chance of snow. Vsby 1 to 3 NM.
.TUE NIGHT...S winds 5 to 10 kt, becoming NW after midnight. Seas
2 to 3 ft. Snow likely. Vsby 1 to 3 NM.
.WED...NW winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
4 ft. Snow likely. Vsby 1 to 3 NM.
.WED NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft.
.THU...W winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to
5 ft.
.THU NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas
2 to 4 ft.
.FRI...W winds 10 to 15 kt with gusts up to 25 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.

$$

ANZ230-151900-
Boston Harbor-
117 AM EST Mon Jan 15 2018

.REST OF TONIGHT...N winds around 5 kt. Waves 1 foot or less,
except 2 to 4 ft at the outer harbor entrance. A chance of snow
showers. Vsby 1 to 3 NM.
.MON...N winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Gusts up to 25 kt. Waves 2 to 4 ft. Snow showers
likely. Vsby 1 NM or less.
.MON NIGHT...N winds 10 to 15 kt with gusts up to 25 kt,
diminishing to 5 to 10 kt after midnight. Waves around 2 ft,
except 3 to 5 ft at the outer harbor entrance. A chance of snow
showers. Vsby 1 to 3 NM.
.TUE...N winds around 5 kt, becoming S in the afternoon. Waves
1 foot or less, except 2 to 4 ft at the outer harbor entrance. A
chance of snow. Vsby 1 to 3 NM.
.TUE NIGHT...SW winds around 5 kt. Waves 1 foot or less. Snow
likely. Vsby 1 to 3 NM.
.WED...NW winds 5 to 10 kt. Gusts up to 20 kt in the afternoon.
Waves around 2 ft. Snow likely. Vsby 1 to 3 NM.
.WED NIGHT...NW winds 5 to 10 kt. Waves around 2 ft.
.THU...W winds 5 to 10 kt with gusts up to 20 kt. Waves around
2 ft.
.THU NIGHT...W 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.

$$

ANZ236-151900-
Narragansett Bay-
117 AM EST Mon Jan 15 2018

.REST OF TONIGHT...N winds 5 to 10 kt. Waves 2 to 3 ft. A slight
chance of snow showers.
.MON...N winds 10 to 15 kt with gusts up to 25 kt. Waves 2 to
3 ft. A chance of snow showers.
.MON NIGHT...N winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. Waves 2 to 3 ft.
.TUE...NE winds around 5 kt, becoming S around 5 kt in the
afternoon. Waves around 2 ft. A chance of snow. Vsby 1 to 3 NM.
.TUE NIGHT...S winds around 5 kt, becoming W after midnight.
Waves around 2 ft. Snow likely. Vsby 1 to 3 NM.
.WED...NW winds around 5 kt. Waves around 2 ft. Snow likely. Vsby
1 to 3 NM.
.WED NIGHT...NW winds 5 to 10 kt. Gusts up to 20 kt after
midnight. Waves around 2 ft.
.THU...W winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to
3 ft.
.THU NIGHT...W winds 5 to 10 kt with gusts up to 20 kt. Waves
2 to 3 ft.
.FRI...W winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to
3 ft.
.FRI NIGHT...W winds 5 to 10 kt. Waves 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.

$$

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