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National Weather Service Marine Forecast FZUS51 KBOX

FZUS51 KBOX 171216
CWFBOX

Coastal Waters Forecast
National Weather Service Taunton MA
716 AM EST Wed Jan 17 2018

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

ANZ200-180100-
716 AM EST Wed Jan 17 2018

Synopsis for Massachusetts and Rhode Island coastal waters

Low pres will continue to develop as it moves NE off the mid Atlc
coast this morning, passing SE of Nantucket before heading to the
Gulf of Maine tonight. Large high pres will build S of the waters
Thu through this weekend. A cold front may approach from the N
Sunday night, but should remain N of the waters.   

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.



ANZ250-180100-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
716 AM EST Wed Jan 17 2018

SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON


TODAY
E winds 5 to 10 kt, becoming NE 10 to 15 kt this
afternoon. Seas 3 to 5 ft. Rain likely. Snow this morning. Vsby
1 NM or less, increasing to 1 to 3 NM this afternoon.

TONIGHT
NW winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. Gusts up to 25 kt. Seas 4 to 6 ft. Patchy fog. A chance
of rain.

THU
NW winds around 15 kt with gusts up to 25 kt. Seas 3 to
5 ft.

THU NIGHT
NW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 3 to 5 ft.

FRI
W winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. Seas 2 to 4 ft.

FRI NIGHT
SW winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. Gusts up to 25 kt. Seas 3 to 5 ft.

SAT
SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft.

SAT NIGHT
W winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 4 ft.

SUN
W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.

SUN 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.



ANZ251-180100-
Massachusetts Bay and Ipswich Bay-
716 AM EST Wed Jan 17 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON TODAY TO 6 PM EST
THIS EVENING...

TODAY
E winds 5 to 10 kt, becoming N this afternoon. Seas 2 to
4 ft. Snow this morning, then rain likely with a chance of snow
this afternoon. Vsby 1 NM or less, increasing to 1 to 3 NM this
afternoon.

TONIGHT
NW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft. Patchy fog.

THU
NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft.

THU NIGHT
W winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 2 to 4 ft.

FRI
W winds 5 to 10 kt. Seas 2 to 3 ft.

FRI NIGHT
SW winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 20 kt after midnight. Seas 2 to 4 ft.

SAT
SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft.

SAT NIGHT
W winds 10 to 15 kt with gusts up to 20 kt. Seas
around 2 ft.

SUN
W winds 5 to 10 kt. Seas 1 foot or less.

SUN NIGHT
W winds 5 to 10 kt. Seas 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.



ANZ231-180100-
Cape Cod Bay-
716 AM EST Wed Jan 17 2018

TODAY
E winds 5 to 10 kt, becoming N this afternoon. Seas 2 to
3 ft. Rain likely. Snow this morning, then a chance of snow this
afternoon. Vsby 1 NM or less, increasing to 1 to 3 NM this
afternoon.

TONIGHT
NW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
3 ft. Patchy fog.

THU
NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.

THU NIGHT
NW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 2 to 3 ft.

FRI
W winds 5 to 10 kt. Seas around 2 ft.

FRI NIGHT
SW winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 20 kt after midnight. Seas 2 to 3 ft.

SAT
SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft.

SAT NIGHT
W winds 10 to 15 kt with gusts up to 20 kt. Seas
around 2 ft.

SUN
W winds 5 to 10 kt. Seas 1 foot or less.

SUN NIGHT
W winds 5 to 10 kt. Seas 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.



ANZ254-180100-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
716 AM EST Wed Jan 17 2018

SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON


TODAY
E winds 10 to 15 kt, becoming N this afternoon. Gusts up
to 20 kt. Seas 4 to 6 ft. Rain, mainly this morning. Vsby 1 NM or
less, increasing to 1 to 3 NM this afternoon.

TONIGHT
NW winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to
6 ft. Patchy fog. A chance of rain.

THU
NW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to
5 ft.

THU NIGHT
NW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 3 to 5 ft.

FRI
W winds 10 to 15 kt. Seas 2 to 4 ft.

FRI NIGHT
W winds 10 to 15 kt. Gusts up to 25 kt after
midnight. Seas 3 to 5 ft.

SAT
SW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
6 ft.

SAT NIGHT
W winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 5 ft.

SUN
W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft.

SUN 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.



ANZ255-180100-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
716 AM EST Wed Jan 17 2018

SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON


TODAY
NE winds 10 to 15 kt with gusts up to 20 kt, becoming N
this afternoon. Seas 4 to 6 ft. Rain, mainly this morning. Vsby
1 to 3 NM.

TONIGHT
NW winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to
6 ft. Patchy fog. A chance of rain. Vsby 1 to 3 NM.

THU
NW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to
5 ft.

THU NIGHT
NW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 3 to 5 ft.

FRI
W winds 10 to 15 kt. Seas 3 to 5 ft.

FRI NIGHT
W winds 10 to 15 kt. Gusts up to 25 kt after
midnight. Seas 3 to 5 ft.

SAT
SW winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to
8 ft.

SAT NIGHT
W winds 15 to 20 kt with gusts up to 25 kt. Seas
4 to 7 ft.

SUN
W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft.

SUN 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.



ANZ256-180100-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
716 AM EST Wed Jan 17 2018

SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON


TODAY
NE winds 10 to 15 kt with gusts up to 20 kt, becoming N
this afternoon. Seas 4 to 6 ft. Rain, mainly this morning with
vsby 1 to 3 NM.

TONIGHT
NW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft. A chance of rain.

THU
NW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft.

THU NIGHT
NW winds 10 to 15 kt with gusts up to 25 kt. Seas
4 to 6 ft.

FRI
W winds 10 to 15 kt. Seas 3 to 5 ft.

FRI NIGHT
W winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. Gusts up to 25 kt. Seas 3 to 5 ft.

SAT
W winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to
8 ft.

SAT NIGHT
W winds 15 to 20 kt with gusts up to 25 kt. Seas
4 to 7 ft.

SUN
W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft.

SUN 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.



ANZ232-180100-
Nantucket Sound-
716 AM EST Wed Jan 17 2018

TODAY
NE winds 5 to 10 kt with gusts up to 20 kt, becoming N
this afternoon. Seas 2 to 3 ft. Rain and snow, mainly this
morning. Vsby 1 NM or less, increasing to 1 to 3 NM this
afternoon.

TONIGHT
NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft. Patchy fog. A chance of rain.

THU
NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.

THU NIGHT
NW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 2 to 3 ft.

FRI
W winds 5 to 10 kt. Seas around 2 ft.

FRI NIGHT
W winds 5 to 10 kt, becoming SW 10 to 15 kt with
gusts up to 20 kt after midnight. Seas 2 to 3 ft.

SAT
SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
5 ft.

SAT NIGHT
W winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft.

SUN
W winds 5 to 10 kt. Seas 2 to 3 ft.

SUN 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.



ANZ233-180100-
Vineyard Sound-
716 AM EST Wed Jan 17 2018

TODAY
NE winds 10 to 15 kt, becoming N 5 to 10 kt this
afternoon. Seas 2 to 3 ft. Rain and snow, mainly this morning
with vsby 1 to 3 NM.

TONIGHT
NW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
3 ft.

THU
NW winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 ft.

THU NIGHT
NW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 2 to 3 ft.

FRI
W winds around 10 kt. Seas 2 to 3 ft.

FRI NIGHT
W winds 10 to 15 kt with gusts up to 25 kt. Seas
2 to 4 ft.

SAT
SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
5 ft.

SAT NIGHT
W winds 10 to 15 kt with gusts up to 25 kt. Seas
2 to 4 ft.

SUN
W winds around 10 kt. Seas 2 to 3 ft.

SUN NIGHT
W winds 5 to 10 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.



ANZ234-180100-
Buzzards Bay-
716 AM EST Wed Jan 17 2018

TODAY
NE winds 5 to 10 kt, becoming N this afternoon. Seas
around 2 ft. Rain and snow, mainly this morning with vsby 1 NM or
less.

TONIGHT
NW winds 10 to 15 kt with gusts up to 20 kt. Seas
around 2 ft.

THU
NW winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 ft.

THU NIGHT
W winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Seas around 2 ft.

FRI
W winds 5 to 10 kt. Seas 1 foot or less.

FRI NIGHT
W winds 5 to 10 kt, becoming SW 10 to 15 kt with
gusts up to 25 kt after midnight. Seas 2 to 3 ft.

SAT
SW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to
4 ft.

SAT NIGHT
W winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft.

SUN
W winds 5 to 10 kt. Seas around 2 ft.

SUN NIGHT
W winds 5 to 10 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.



ANZ235-180100-
Rhode Island Sound-
716 AM EST Wed Jan 17 2018

TODAY
NE winds 10 to 15 kt with gusts up to 20 kt, becoming N
this afternoon. Seas 2 to 4 ft. Rain and snow, mainly this
morning with vsby 1 to 3 NM.

TONIGHT
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
NW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft.

THU NIGHT
NW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 2 to 4 ft.

FRI
W winds 10 to 15 kt. Seas 2 to 4 ft.

FRI NIGHT
W winds 10 to 15 kt, becoming SW 15 to 20 kt after
midnight. Gusts up to 25 kt. Seas 2 to 4 ft.

SAT
SW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
6 ft.

SAT NIGHT
W winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 5 ft.

SUN
W winds 5 to 10 kt. Seas 2 to 4 ft.

SUN 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.



ANZ237-180100-
Block Island Sound-
716 AM EST Wed Jan 17 2018

TODAY
NE winds 5 to 10 kt with gusts up to 20 kt, becoming N
this afternoon. Seas 2 to 4 ft. Rain and snow, mainly this
morning with vsby 1 to 3 NM.

TONIGHT
NW 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 25 kt. Seas 2 to
4 ft.

THU NIGHT
NW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft.

FRI
W winds 10 to 15 kt. Seas 2 to 4 ft.

FRI NIGHT
W winds 10 to 15 kt with gusts up to 25 kt. Seas
2 to 4 ft.

SAT
SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
5 ft.

SAT NIGHT
W winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft.

SUN
W winds 5 to 10 kt. Seas 2 to 3 ft.

SUN 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.



ANZ230-180100-
Boston Harbor-
716 AM EST Wed Jan 17 2018

TODAY
E winds 5 to 10 kt, becoming N this afternoon. Waves
1 foot or less. Snow. Vsby 1 NM or less.

TONIGHT
NW winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Waves around 2 ft. Patchy fog. A chance of snow.

THU
W winds around 10 kt with gusts up to 20 kt. Waves around
2 ft.

THU NIGHT
W winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Waves around 2 ft.

FRI
W winds 5 to 10 kt. Waves 1 foot or less.

FRI NIGHT
SW winds 5 to 10 kt. Waves around 2 ft.

SAT
SW winds 5 to 10 kt with gusts up to 20 kt. Waves around
2 ft.

SAT NIGHT
W winds 5 to 10 kt. Waves 1 foot or less.

SUN
W winds 5 to 10 kt. Waves 1 foot or less.

SUN NIGHT
W 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.



ANZ236-180100-
Narragansett Bay-
716 AM EST Wed Jan 17 2018

TODAY
NE winds 5 to 10 kt, becoming N this afternoon. Waves
around 2 ft. Snow and rain. Vsby 1 NM or less this morning.

TONIGHT
NW winds 10 to 15 kt with gusts up to 20 kt. Waves
around 2 ft.

THU
NW winds around 10 kt with gusts up to 20 kt. Waves around
2 ft.

THU NIGHT
W winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Waves around 2 ft.

FRI
W winds 5 to 10 kt. Waves around 2 ft.

FRI NIGHT
SW winds 5 to 10 kt. Gusts up to 20 kt after
midnight. Waves 2 to 3 ft.

SAT
SW winds 10 to 15 kt with gusts up to 25 kt. Waves 2 to
3 ft.

SAT NIGHT
W winds 10 to 15 kt with gusts up to 20 kt. Waves
2 to 3 ft.

SUN
W winds 5 to 10 kt. Waves around 2 ft.

SUN NIGHT
W winds around 5 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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