Coastal Waters Forecast
Issued by NWS Boston, MA

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000
FZUS51 KBOX 171512
CWFBOX

Coastal Waters Forecast
National Weather Service Taunton MA
1012 AM EST Wed Jan 17 2018

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

ANZ200-180415-
1012 AM EST Wed Jan 17 2018

.Synopsis for Massachusetts and Rhode Island coastal waters...
Low pres will pass SE of Nantucket this afternoon 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.

$$

ANZ250-180415-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
1012 AM EST Wed Jan 17 2018

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

.THIS AFTERNOON...NE winds 5 to 10 kt. Seas 3 to 5 ft. Snow, then
rain likely. Vsby 1 NM or less.
.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.

$$

ANZ251-180415-
Massachusetts Bay and Ipswich Bay-
1012 AM EST Wed Jan 17 2018

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

.THIS AFTERNOON...NE winds 5 to 10 kt. Seas 2 to 4 ft. Snow. A
chance of rain. Vsby 1 NM or less.
.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.

$$

ANZ231-180415-
Cape Cod Bay-
1012 AM EST Wed Jan 17 2018

.THIS AFTERNOON...NE winds 5 to 10 kt. Seas 2 to 3 ft. Rain and
snow this morning. Vsby 1 NM or less.
.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.

$$

ANZ254-180415-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
1012 AM EST Wed Jan 17 2018

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

.THIS AFTERNOON...NE winds 10 to 15 kt with gusts up to 20 kt.
Seas 4 to 6 ft. Rain this morning.
.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.

$$

ANZ255-180415-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
1012 AM EST Wed Jan 17 2018

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

.THIS AFTERNOON...N winds 10 to 15 kt with gusts up to 20 kt.
Seas 4 to 6 ft. Rain this morning.
.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.

$$

ANZ256-180415-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
1012 AM EST Wed Jan 17 2018

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

.THIS AFTERNOON...NE winds 10 to 15 kt, becoming N 5 to 10 kt.
Gusts up to 20 kt. Seas 4 to 6 ft. Rain and snow, then a chance
of rain.
.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.

$$

ANZ232-180415-
Nantucket Sound-
1012 AM EST Wed Jan 17 2018

.THIS AFTERNOON...N winds 5 to 10 kt. Gusts up to 20 kt. Seas
2 to 3 ft. Rain and snow, then a chance of rain with a slight
chance of snow.
.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.

$$

ANZ233-180415-
Vineyard Sound-
1012 AM EST Wed Jan 17 2018

.THIS AFTERNOON...N winds 5 to 10 kt. Gusts up to 20 kt. Seas
2 to 3 ft. Rain and snow.
.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.

$$

ANZ234-180415-
Buzzards Bay-
1012 AM EST Wed Jan 17 2018

.THIS AFTERNOON...N winds 5 to 10 kt. Seas around 2 ft. Rain and
snow.
.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.

$$

ANZ235-180415-
Rhode Island Sound-
1012 AM EST Wed Jan 17 2018

.THIS AFTERNOON...NE winds 10 to 15 kt with gusts up to 20 kt,
becoming N 5 to 10 kt. Seas 2 to 4 ft. Rain and snow this
morning.
.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.

$$

ANZ237-180415-
Block Island Sound-
1012 AM EST Wed Jan 17 2018

.THIS AFTERNOON...NE winds 5 to 10 kt with gusts up to 20 kt,
becoming N. Seas 2 to 4 ft. Rain and snow this morning.
.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.

$$

ANZ230-180415-
Boston Harbor-
1012 AM EST Wed Jan 17 2018

.THIS AFTERNOON...NE winds 5 to 10 kt. 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.

$$

ANZ236-180415-
Narragansett Bay-
1012 AM EST Wed Jan 17 2018

.THIS AFTERNOON...N winds around 5 kt. Waves around 2 ft. Rain
and snow. Vsby 1 to 3 NM.
.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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