Coastal Waters Forecast
Issued by NWS Boston, MA

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752
FZUS51 KBOX 201116
CWFBOX

Coastal Waters Forecast
National Weather Service Boston/Norton MA
716 AM EDT Wed Jun 20 2018

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

ANZ200-210000-
716 AM EDT Wed Jun 20 2018

.Synopsis for Massachusetts and Rhode Island coastal waters...
High pres builds across the waters early today will shift E. Low
pres will pass S of Long Island late tonight, bringing showers and
patchy fog from Cape Cod southward through early Thu. High pres
returns with dry conditions on Fri. Low pres and an associated warm
front will approach late Fri night, bringing showers Sat  into Sat
night. Showers may linger as a cold front approaches Sunday.

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.

$$

ANZ250-210000-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
716 AM EDT Wed Jun 20 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM EDT THIS AFTERNOON
THROUGH THIS EVENING...

.TODAY...W winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up
to 25 kt this afternoon. Seas 2 to 3 ft.
.TONIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.THU...NW winds 5 to 10 kt, becoming NE in the afternoon. Gusts
up to 20 kt. Seas 2 to 3 ft.
.THU NIGHT...SE winds 5 to 10 kt, becoming NE after midnight.
Seas around 2 ft.
.FRI...E winds 5 to 10 kt, becoming SE in the afternoon. Seas
around 2 ft.
.FRI NIGHT...S winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Seas 2 to 3 ft. A chance of showers.
.SAT...SE winds 5 to 10 kt. Seas 2 to 4 ft. Showers likely.
.SAT NIGHT...S winds 10 to 15 kt. Seas 2 to 4 ft. Showers likely.
.SUN...SW winds 10 to 15 kt. Seas 2 to 4 ft.
.SUN NIGHT...NW winds around 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.

$$

ANZ251-210000-
Massachusetts Bay and Ipswich Bay-
716 AM EDT Wed Jun 20 2018

.TODAY...SW winds around 5 kt, becoming SE with gusts up to 20 kt
this afternoon. Seas around 2 ft.
.TONIGHT...S winds 10 to 15 kt with gusts up to 20 kt, becoming
SW 5 to 10 kt after midnight. Seas 2 to 3 ft.
.THU...N winds 5 to 10 kt, becoming NE in the afternoon. Seas
around 2 ft.
.THU NIGHT...SE winds 5 to 10 kt, becoming NE after midnight.
Seas around 2 ft.
.FRI...NE winds around 5 kt, becoming SE in the afternoon. Seas
around 2 ft.
.FRI NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of
showers.
.SAT...SE winds 5 to 10 kt. Seas around 2 ft. Showers likely.
.SAT NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Showers likely.
.SUN...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of
showers.

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.

$$

ANZ231-210000-
Cape Cod Bay-
716 AM EDT Wed Jun 20 2018

.TODAY...SW winds around 5 kt, becoming S 10 to 15 kt with gusts
up to 20 kt this afternoon. Seas around 2 ft.
.TONIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
around 2 ft. A chance of showers.
.THU...W winds 5 to 10 kt, becoming NE in the afternoon. Seas
around 2 ft.
.THU NIGHT...NE winds 5 to 10 kt. Seas around 2 ft.
.FRI...E winds 5 to 10 kt. Seas 1 foot or less.
.FRI NIGHT...SE winds 5 to 10 kt. Seas 1 foot or less. A chance
of showers.
.SAT...SE winds 5 to 10 kt. Seas 1 foot or less. Showers likely.
.SAT NIGHT...S winds around 10 kt. Seas around 2 ft. Showers
likely.
.SUN...SW winds 10 to 15 kt. Seas around 2 ft.
.SUN NIGHT...W winds 5 to 10 kt. Seas around 2 ft. A chance of
showers.

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.

$$

ANZ254-210000-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
716 AM EDT Wed Jun 20 2018

.TODAY...SW winds around 5 kt, becoming S 10 to 15 kt with gusts
up to 20 kt this afternoon. Seas 2 to 3 ft.
.TONIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft. A chance of showers.
.THU...SW winds 5 to 10 kt, becoming E in the afternoon. Seas
2 to 3 ft. A chance of showers. Vsby 1 to 3 NM.
.THU NIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft.
.FRI...E winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft. A chance of
showers.
.SAT...SE winds 5 to 10 kt. Seas 2 to 4 ft. Showers likely.
.SAT NIGHT...S winds 10 to 15 kt. Seas 3 to 5 ft. Showers likely.
.SUN...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to
6 ft.
.SUN 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.

$$

ANZ255-210000-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
716 AM EDT Wed Jun 20 2018

.TODAY...SW winds around 5 kt, becoming S this afternoon. Seas
2 to 3 ft.
.TONIGHT...S winds 10 to 15 kt, becoming SW 5 to 10 kt after
midnight. Seas 2 to 3 ft. Showers likely.
.THU...S winds 5 to 10 kt, becoming E in the afternoon. Seas
around 2 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM.
.THU NIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog.
.FRI...E winds around 10 kt. Seas 2 to 3 ft.
.FRI NIGHT...SE winds around 10 kt. Seas 2 to 3 ft. A chance of
showers.
.SAT...SE winds 10 to 15 kt. Seas 3 to 5 ft. Showers likely.
.SAT NIGHT...S winds 10 to 15 kt. Seas 4 to 7 ft. Showers likely.
.SUN...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 5 to
7 ft.
.SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
4 to 7 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.

$$

ANZ256-210000-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
716 AM EDT Wed Jun 20 2018

.TODAY...SE winds around 5 kt, becoming S this afternoon. Seas
2 to 3 ft.
.TONIGHT...S winds 10 to 15 kt with gusts up to 20 kt, becoming
SW 5 to 10 kt after midnight. Seas 2 to 3 ft. Showers likely.
.THU...E winds 5 to 10 kt. Seas around 2 ft. Patchy fog. A chance
of showers. Vsby 1 to 3 NM.
.THU NIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog.
Vsby 1 to 3 NM.
.FRI...E winds 5 to 10 kt. Seas around 3 ft.
.FRI NIGHT...SE winds around 10 kt. Gusts up to 20 kt after
midnight. Seas 2 to 4 ft.
.SAT...SE winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
4 ft. Showers likely.
.SAT NIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. Showers likely.
.SUN...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 5 to
7 ft.
.SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
4 to 7 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.

$$

ANZ232-210000-
Nantucket Sound-
716 AM EDT Wed Jun 20 2018

.TODAY...SW winds around 5 kt, increasing to 5 to 10 kt this
afternoon. Seas around 2 ft.
.TONIGHT...SW winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. Seas around 2 ft. A
chance of showers.
.THU...S winds 5 to 10 kt, becoming E in the afternoon. Seas
1 foot or less.
.THU NIGHT...NE winds 5 to 10 kt. Seas 1 foot or less.
.FRI...E winds 5 to 10 kt. Seas 1 foot or less.
.FRI NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. A chance of
showers.
.SAT...SE winds 5 to 10 kt. Seas around 2 ft. Showers likely.
.SAT NIGHT...S winds 10 to 15 kt. Seas 2 to 4 ft. Showers likely.
.SUN...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft.
.SUN NIGHT...W winds 10 to 15 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.

$$

ANZ233-210000-
Vineyard Sound-
716 AM EDT Wed Jun 20 2018

.TODAY...SW winds 5 to 10 kt. Seas around 2 ft.
.TONIGHT...SW winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. Seas around 2 ft.
Patchy fog. A chance of showers.
.THU...S winds 5 to 10 kt, becoming E in the afternoon. Seas
around 2 ft. A chance of showers.
.THU NIGHT...NE winds 5 to 10 kt. Seas 1 foot or less.
.FRI...E winds 5 to 10 kt. Seas 1 foot or less.
.FRI NIGHT...SE winds 5 to 10 kt. Seas 1 foot or less.
.SAT...SE winds around 10 kt. Seas around 2 ft. Showers likely.
.SAT NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. Showers likely.
.SUN...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft.
.SUN NIGHT...W winds 10 to 15 kt. Seas 2 to 4 ft. A chance of
showers.

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.

$$

ANZ234-210000-
Buzzards Bay-
716 AM EDT Wed Jun 20 2018

.TODAY...W winds around 5 kt, becoming SW 10 to 15 kt with gusts
up to 20 kt this afternoon. Seas around 2 ft.
.TONIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Seas around 2 ft. A chance of showers.
.THU...S winds around 5 kt, becoming NE in the afternoon. Seas
1 foot or less. A chance of showers.
.THU NIGHT...NE winds 5 to 10 kt. Seas 1 foot or less.
.FRI...E winds 5 to 10 kt. Seas 1 foot or less.
.FRI NIGHT...SE winds 5 to 10 kt. Seas 1 foot or less.
.SAT...SE winds 5 to 10 kt. Seas 1 foot or less. Showers likely.
.SAT NIGHT...S winds around 10 kt. Seas 2 to 3 ft. Showers
likely.
.SUN...SW winds 10 to 15 kt. Seas 2 to 3 ft.
.SUN NIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft. A chance of
showers.

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.

$$

ANZ235-210000-
Rhode Island Sound-
716 AM EDT Wed Jun 20 2018

.TODAY...SE winds around 5 kt, becoming S this afternoon. Seas
around 2 ft.
.TONIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Gusts up to 20 kt. Seas around 2 ft. A chance of
showers.
.THU...E winds 5 to 10 kt. Seas around 2 ft. Patchy fog.
.THU NIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft.
.FRI...E winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Seas 2 to 4 ft.
.SAT...SE winds 10 to 15 kt. Seas 2 to 4 ft. Showers likely.
.SAT NIGHT...S winds 10 to 15 kt. Seas 3 to 5 ft. Showers likely.
.SUN...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to
6 ft.
.SUN 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.

$$

ANZ237-210000-
Block Island Sound-
716 AM EDT Wed Jun 20 2018

.TODAY...E winds around 5 kt, becoming S this afternoon. Seas
around 2 ft.
.TONIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Seas around 2 ft. Patchy fog. Showers likely.
.THU...E winds 5 to 10 kt. Seas around 2 ft. Patchy fog. Vsby
1 to 3 NM.
.THU NIGHT...NE winds 5 to 10 kt. Seas around 2 ft.
.FRI...E winds 5 to 10 kt. Seas 2 to 3 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Seas 2 to 4 ft.
.SAT...SE winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
4 ft. Showers likely.
.SAT NIGHT...S winds 5 to 10 kt. Seas 3 to 5 ft. Showers likely.
.SUN...SW winds 10 to 15 kt. Seas 3 to 5 ft.
.SUN NIGHT...W winds 10 to 15 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.

$$

ANZ230-210000-
Boston Harbor-
716 AM EDT Wed Jun 20 2018

.TODAY...W winds around 5 kt, becoming SE this afternoon. Waves
1 foot or less.
.TONIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Waves 1 foot or less.
.THU...N winds 5 to 10 kt, becoming E in the afternoon. Waves
1 foot or less.
.THU NIGHT...E winds around 5 kt, becoming NE after midnight.
Waves 1 foot or less.
.FRI...E winds around 5 kt, becoming SE in the afternoon. Waves
1 foot or less.
.FRI NIGHT...S winds around 5 kt. Waves 1 foot or less. A chance
of showers.
.SAT...SE winds around 5 kt. Waves 1 foot or less. Showers
likely.
.SAT NIGHT...S winds around 5 kt. Waves 1 foot or less. Showers
likely.
.SUN...SW winds 5 to 10 kt. Waves 1 foot or less.
.SUN NIGHT...NW winds 5 to 10 kt. Waves 1 foot or less. A chance
of showers.

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.

$$

ANZ236-210000-
Narragansett Bay-
716 AM EDT Wed Jun 20 2018

.TODAY...N winds 5 to 10 kt, becoming S 10 to 15 kt this
afternoon. Waves around 2 ft.
.TONIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Waves around 2 ft. A chance of showers.
.THU...E winds 5 to 10 kt. Waves 1 foot or less.
.THU NIGHT...NE winds around 5 kt. Waves around 2 ft.
.FRI...E winds 5 to 10 kt, becoming SE in the afternoon. Waves
around 2 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves around 2 ft.
.SAT...SE winds 5 to 10 kt. Waves 2 to 3 ft. Showers likely.
.SAT NIGHT...S winds 5 to 10 kt. Waves 2 to 3 ft. Showers likely.
.SUN...SW winds 10 to 15 kt. Waves 2 to 4 ft.
.SUN NIGHT...W winds 5 to 10 kt. Waves 2 to 3 ft. A chance of
showers.

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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