Coastal Waters Forecast
Issued by NWS Boston, MA

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000
FZUS51 KBOX 141515
CWFBOX

Coastal Waters Forecast
National Weather Service Boston/Norton MA
1015 AM EST Mon Jan 14 2019

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

ANZ200-150415-
1015 AM EST Mon Jan 14 2019

.Synopsis for Massachusetts and Rhode Island coastal waters...
Low pressure well to the south of Nantucket will continue moving
east out to sea this afternoon while high pressure extends from
the Ohio Valley to northern New England. Light ocean effect snow
showers over the eastern waters will dissipate this afternoon.
Gusty northeast to north winds into this evening. Otherwise dry
weather as high pressure dominates through Thursday. Weak low
pressure will move across the waters Friday bringing some rain or
snow.

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.

$$

ANZ250-150415-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
1015 AM EST Mon Jan 14 2019

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

.THIS AFTERNOON...NE winds 10 to 15 kt with gusts up to 20 kt.
Seas around 5 ft. Isolated snow showers.
.TONIGHT...N winds 10 to 15 kt. Gusts up to 20 kt in the evening.
Seas 5 to 6 ft.
.TUE...NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. Seas around 6 ft.
.TUE NIGHT...W winds 5 to 10 kt. Seas 4 to 5 ft.
.WED...SW winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. Gusts up to 30 kt. Seas around 5 ft.
.WED NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas
6 to 7 ft.
.THU...NW winds 20 to 25 kt with gusts up to 30 kt, becoming N
10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around
6 ft, subsiding to 4 ft in the afternoon.
.THU NIGHT...SE winds 5 to 10 kt, becoming S 10 to 15 kt with
gusts up to 20 kt after midnight. Seas 2 to 3 ft.
.FRI...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to
4 ft. A chance of snow in the morning, then a chance of rain in
the afternoon. Vsby 1 to 3 NM in the morning.
.FRI NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas
around 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.

$$

ANZ251-150415-
Massachusetts Bay and Ipswich Bay-
1015 AM EST Mon Jan 14 2019

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

$$

ANZ231-150415-
Cape Cod Bay-
1015 AM EST Mon Jan 14 2019

.THIS AFTERNOON...NE winds 10 to 15 kt with gusts up to 25 kt.
Seas around 4 ft. Isolated snow showers.
.TONIGHT...N winds 5 to 10 kt with gusts up to 20 kt, becoming NW
10 to 15 kt after midnight. Seas 3 to 4 ft.
.TUE...NW winds 5 to 10 kt. Seas around 3 ft.
.TUE NIGHT...W winds 5 to 10 kt. Seas around 2 ft.
.WED...SW winds 15 to 20 kt with gusts up to 30 kt. Seas around
4 ft.
.WED NIGHT...W winds 15 to 20 kt, becoming NW 20 to 25 kt after
midnight. Gusts up to 30 kt. Seas 4 to 5 ft.
.THU...NW winds 15 to 20 kt, becoming N 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Seas 3 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 20 kt. Seas around
2 ft. A chance of snow in the morning, then a chance of rain in
the afternoon. Vsby 1 to 3 NM in the morning.
.FRI NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas
around 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.

$$

ANZ254-150415-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
1015 AM EST Mon Jan 14 2019

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

.THIS AFTERNOON...NE winds 15 to 20 kt with gusts up to 30 kt.
Seas around 8 ft. Isolated snow showers.
.TONIGHT...N winds 10 to 15 kt with gusts up to 25 kt. Seas
around 8 ft.
.TUE...NW winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt in the afternoon. Seas 6 to 7 ft.
.TUE NIGHT...W winds 5 to 10 kt. Seas 4 to 5 ft.
.WED...SW winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. Gusts up to 30 kt. Seas 5 to 6 ft.
.WED NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas
around 6 ft, building to 8 ft after midnight.
.THU...NW winds 20 to 25 kt with gusts up to 30 kt, becoming N
10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around
7 ft, subsiding to 4 ft in the afternoon.
.THU NIGHT...SE winds 5 to 10 kt. Gusts up to 20 kt after
midnight. Seas around 3 ft.
.FRI...S winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to
4 ft. A chance of rain. A chance of snow in the morning with vsby
1 to 3 NM.
.FRI NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas
around 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.

$$

ANZ255-150415-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
1015 AM EST Mon Jan 14 2019

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

.THIS AFTERNOON...NE winds 20 to 25 kt with gusts up to 30 kt.
Seas around 8 ft.
.TONIGHT...N winds 10 to 15 kt with gusts up to 25 kt. Seas 7 to
8 ft.
.TUE...NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. Seas 5 to 6 ft.
.TUE NIGHT...W winds 5 to 10 kt. Seas around 4 ft.
.WED...SW winds 15 to 20 kt, becoming W 20 to 25 kt in the
afternoon. Gusts up to 30 kt. Seas around 5 ft, building to 7 ft
in the afternoon.
.WED NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas
6 to 7 ft.
.THU...N winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Seas 4 to 5 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 20 kt. Seas 3 to
4 ft. A chance of rain. A chance of snow in the morning with vsby
1 to 3 NM.
.FRI NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas
around 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.

$$

ANZ256-150415-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
1015 AM EST Mon Jan 14 2019

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

.THIS AFTERNOON...NE winds 15 to 20 kt with gusts up to 30 kt.
Seas around 8 ft.
.TONIGHT...N winds 10 to 15 kt. Gusts up to 20 kt in the evening.
Seas 6 to 7 ft.
.TUE...NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. Seas around 5 ft.
.TUE NIGHT...W winds 5 to 10 kt. Seas around 4 ft.
.WED...W winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to
6 ft.
.WED NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas
6 to 7 ft.
.THU...N winds 15 to 20 kt with gusts up to 25 kt, becoming NE
5 to 10 kt in the afternoon. Seas 3 to 4 ft.
.THU NIGHT...SE winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas around 2 ft.
.FRI...S winds 10 to 15 kt, becoming SW in the afternoon. Gusts
up to 20 kt. Seas 3 to 4 ft. A chance of rain. A chance of snow
in the morning with vsby 1 to 3 NM.
.FRI NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas
around 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.

$$

ANZ232-150415-
Nantucket Sound-
1015 AM EST Mon Jan 14 2019

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING...

.THIS AFTERNOON...NE winds 10 to 15 kt with gusts up to 25 kt.
Seas around 4 ft. Isolated snow showers.
.TONIGHT...N winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
4 ft.
.TUE...NW winds 5 to 10 kt. Seas 2 to 3 ft.
.TUE NIGHT...W winds 5 to 10 kt. Seas around 3 ft.
.WED...SW winds 15 to 20 kt, becoming W 20 to 25 kt in the
afternoon. Gusts up to 30 kt. Seas 3 to 4 ft.
.WED NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas
around 3 ft.
.THU...N winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Seas 2 to 3 ft.
.THU NIGHT...SE winds 5 to 10 kt. Seas around 2 ft.
.FRI...S winds around 10 kt with gusts up to 20 kt. Seas around
2 ft. A chance of rain. A chance of snow in the morning with vsby
1 to 3 NM.
.FRI NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas
around 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.

$$

ANZ233-150415-
Vineyard Sound-
1015 AM EST Mon Jan 14 2019

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING...

.THIS AFTERNOON...NE winds 15 to 20 kt with gusts up to 25 kt.
Seas around 4 ft. Isolated snow showers.
.TONIGHT...N winds 10 to 15 kt. Gusts up to 20 kt in the evening.
Seas around 3 ft in the evening, then 1 foot or less.
.TUE...NW winds 5 to 10 kt. Seas 1 foot or less.
.TUE NIGHT...W winds 5 to 10 kt. Seas around 2 ft.
.WED...W winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
5 ft.
.WED NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas
3 to 4 ft.
.THU...N winds 10 to 15 kt with gusts up to 20 kt, becoming NE
5 to 10 kt in the afternoon. Seas 2 to 3 ft.
.THU NIGHT...SE winds 5 to 10 kt. Seas 1 foot or less, then
around 2 ft after midnight. A chance of snow after midnight with
vsby 1 to 3 NM.
.FRI...S winds around 10 kt, becoming SW in the afternoon. Gusts
up to 20 kt. Seas around 2 ft. A chance of rain. A chance of snow
in the morning with vsby 1 to 3 NM.
.FRI NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas
around 2 ft. Patchy fog after midnight.

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.

$$

ANZ234-150415-
Buzzards Bay-
1015 AM EST Mon Jan 14 2019

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING...

.THIS AFTERNOON...NE winds 10 to 15 kt with gusts up to 25 kt.
Seas around 4 ft. Isolated snow showers.
.TONIGHT...NW winds 5 to 10 kt. Seas around 3 ft in the evening,
then 1 foot or less.
.TUE...NW winds 5 to 10 kt. Seas 1 foot or less.
.TUE NIGHT...NW winds around 5 kt, becoming W after midnight.
Seas around 2 ft.
.WED...SW winds 15 to 20 kt with gusts up to 30 kt. Seas around
4 ft.
.WED NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas
around 4 ft, subsiding to 2 ft after midnight.
.THU...N winds 10 to 15 kt with gusts up to 20 kt, becoming NE
5 to 10 kt in the afternoon. Seas around 2 ft in the morning,
then 1 foot or less.
.THU NIGHT...SE winds 5 to 10 kt. Seas 1 foot or less. A chance
of snow after midnight with vsby 1 to 3 NM.
.FRI...S winds 5 to 10 kt, becoming SW in the afternoon. Seas
1 foot or less, then around 2 ft in the afternoon. A chance of
snow in the morning, then a chance of rain in the afternoon. Vsby
1 to 3 NM in the morning.
.FRI NIGHT...NW winds 5 to 10 kt. Seas around 2 ft. Patchy fog
after midnight.

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.

$$

ANZ235-150415-
Rhode Island Sound-
1015 AM EST Mon Jan 14 2019

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

.THIS AFTERNOON...N winds 15 to 20 kt with gusts up to 25 kt.
Seas around 5 ft. Isolated snow showers.
.TONIGHT...N winds 10 to 15 kt. Gusts up to 20 kt in the evening.
Seas 4 to 5 ft.
.TUE...NW winds 5 to 10 kt. Seas 3 to 4 ft.
.TUE NIGHT...W winds 5 to 10 kt. Seas around 3 ft.
.WED...SW winds 15 to 20 kt, becoming W 20 to 25 kt in the
afternoon. Gusts up to 30 kt. Seas 4 to 5 ft.
.WED NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas
around 5 ft.
.THU...N winds 10 to 15 kt with gusts up to 25 kt, becoming NE
5 to 10 kt in the afternoon. Seas 2 to 3 ft.
.THU NIGHT...SE winds 5 to 10 kt. Gusts up to 20 kt after
midnight. Seas around 2 ft. A chance of snow after midnight with
vsby 1 to 3 NM.
.FRI...S winds 10 to 15 kt, becoming SW in the afternoon. Gusts
up to 20 kt. Seas 2 to 3 ft. A chance of rain. A chance of snow
in the morning with vsby 1 to 3 NM.
.FRI NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas
around 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.

$$

ANZ237-150415-
Block Island Sound-
1015 AM EST Mon Jan 14 2019

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

.THIS AFTERNOON...N winds 10 to 15 kt with gusts up to 25 kt.
Seas around 5 ft.
.TONIGHT...NW winds 5 to 10 kt. Seas 4 to 5 ft.
.TUE...NW winds 5 to 10 kt. Seas 3 to 4 ft.
.TUE NIGHT...W winds 5 to 10 kt. Seas around 3 ft.
.WED...SW winds 15 to 20 kt, becoming W 20 to 25 kt in the
afternoon. Gusts up to 30 kt. Seas 3 to 4 ft.
.WED NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas
around 4 ft.
.THU...N winds 10 to 15 kt with gusts up to 20 kt, becoming NE
5 to 10 kt in the afternoon. Seas 2 to 3 ft.
.THU NIGHT...S winds 5 to 10 kt. Seas around 2 ft. A chance of
snow after midnight.
.FRI...SW winds around 10 kt. Gusts up to 20 kt in the morning.
Seas 2 to 3 ft. A chance of rain. A chance of snow in the morning
with vsby 1 to 3 NM.
.FRI NIGHT...NW winds around 10 kt with gusts up to 20 kt. Seas
around 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.

$$

ANZ230-150415-
Boston Harbor-
1015 AM EST Mon Jan 14 2019

.THIS AFTERNOON...N winds 5 to 10 kt. Waves around 2 ft.
.TONIGHT...NW winds 5 to 10 kt. Waves around 2 ft.
.TUE...NW winds 5 to 10 kt. Waves around 2 ft in the morning,
then 1 foot or less. At the outer harbor entrance, waves around
4 ft.
.TUE NIGHT...W winds 5 to 10 kt. Waves 1 foot or less. At the
outer harbor entrance, waves around 4 ft, subsiding to 2 ft after
midnight.
.WED...SW winds 10 to 15 kt with gusts up to 25 kt. Waves around
2 ft.
.WED NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Waves
around 2 ft.
.THU...NW winds 10 to 15 kt with gusts up to 20 kt, becoming N
5 to 10 kt in the afternoon. Waves around 2 ft in the morning,
then 1 foot or less.
.THU NIGHT...SE winds 5 to 10 kt. Waves 1 foot or less.
.FRI...SW winds 5 to 10 kt. Waves 1 foot or less. A chance of
snow. A chance of rain in the afternoon. Vsby 1 to 3 NM.
.FRI NIGHT...NW winds around 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.

$$

ANZ236-150415-
Narragansett Bay-
1015 AM EST Mon Jan 14 2019

.THIS AFTERNOON...N winds 10 to 15 kt with gusts up to 20 kt.
Waves around 2 ft.
.TONIGHT...NW winds 5 to 10 kt. Waves around 3 ft.
.TUE...NW winds 5 to 10 kt. Waves around 2 ft.
.TUE NIGHT...W winds 5 to 10 kt. Waves around 2 ft.
.WED...SW winds 10 to 15 kt, becoming W 15 to 20 kt in the
afternoon. Gusts up to 25 kt. Waves 2 to 3 ft.
.WED NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Waves
around 2 ft.
.THU...N winds 10 to 15 kt with gusts up to 20 kt, becoming NE
5 to 10 kt in the afternoon. Waves 1 foot or less.
.THU NIGHT...SE winds 5 to 10 kt. Waves 1 foot or less. A chance
of snow after midnight.
.FRI...S winds 5 to 10 kt, becoming W in the afternoon. Waves
1 foot or less, then around 2 ft in the afternoon. A chance of
snow in the morning, then a chance of rain in the afternoon. Vsby
1 to 3 NM in the morning.
.FRI NIGHT...NW winds 5 to 10 kt. Waves around 2 ft. Patchy fog
after midnight with vsby 1 to 3 NM.

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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