Coastal Waters Forecast
Issued by NWS Boston, MA

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000
FZUS51 KBOX 190748
CWFBOX

Coastal Waters Forecast
National Weather Service Boston/Norton MA
348 AM EDT Tue Jun 19 2018

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

ANZ200-192015-
348 AM EDT Tue Jun 19 2018

.Synopsis for Massachusetts and Rhode Island coastal waters...

A cold front will sweep offshore during the morning hours today behind
which winds will shift northerly as high pressure builds in from the
west. Shifting east, an area of low pressure follows for Wednesday
night skirting south coastal New England with rain and possibly lower
visibility. Seasonable and dry weather follows with return high pressure
the remainder of the week, while a warm front lifts north across the
waters over the weekend.

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.

$$

ANZ250-192015-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
348 AM EDT Tue Jun 19 2018

...SMALL CRAFT ADVISORY UNTIL 4 AM EDT EARLY THIS MORNING...

.TODAY...NW winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt this afternoon. Seas 2 to 4 ft.
.TONIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft.
.WED...W winds around 5 kt, becoming S 10 to 15 kt with gusts up
to 20 kt in the afternoon. Seas 2 to 3 ft.
.WED NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft.
.THU...N 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 W after midnight. Seas
around 2 ft.
.FRI...E winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft.
.SAT...S winds 10 to 15 kt. Seas 2 to 3 ft.
.SAT NIGHT...S 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.

$$

ANZ251-192015-
Massachusetts Bay and Ipswich Bay-
348 AM EDT Tue Jun 19 2018

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

$$

ANZ231-192015-
Cape Cod Bay-
348 AM EDT Tue Jun 19 2018

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

$$

ANZ254-192015-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
348 AM EDT Tue Jun 19 2018

...SMALL CRAFT ADVISORY UNTIL 2 PM EDT THIS AFTERNOON...

.TODAY...W winds 10 to 15 kt with gusts up to 25 kt, becoming N
5 to 10 kt this afternoon. Seas 3 to 5 ft. Areas of fog this
morning. Scattered showers this morning with vsby 1 NM or less.
.TONIGHT...NW winds 5 to 10 kt. Seas 2 to 4 ft.
.WED...W winds around 5 kt, becoming S 10 to 15 kt with gusts up
to 20 kt in the afternoon. Seas 2 to 3 ft.
.WED NIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt
after midnight. Gusts up to 20 kt. Seas 2 to 3 ft.
.THU...W winds 5 to 10 kt with gusts up to 20 kt, becoming NE in
the afternoon. Seas 2 to 3 ft.
.THU NIGHT...E winds 5 to 10 kt, becoming NE after midnight. Seas
around 2 ft.
.FRI...E winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft.
.SAT...SE winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers.
.SAT NIGHT...S winds around 10 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.

$$

ANZ255-192015-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
348 AM EDT Tue Jun 19 2018

...SMALL CRAFT ADVISORY UNTIL 2 PM EDT THIS AFTERNOON...

.TODAY...W winds 15 to 20 kt with gusts up to 25 kt, becoming NE
5 to 10 kt this afternoon. Seas 4 to 7 ft. Areas of fog this
morning. Scattered showers this morning with vsby 1 NM or less.
.TONIGHT...SW winds around 5 kt, becoming NW after midnight. Seas
2 to 4 ft.
.WED...N winds around 5 kt, becoming S in the afternoon. Seas
2 to 3 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of
showers.
.THU...W winds 5 to 10 kt, becoming NE in the afternoon. Seas
around 2 ft. Patchy fog. A chance of showers.
.THU NIGHT...NE winds 5 to 10 kt. Seas around 2 ft.
.FRI...E winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Seas around 2 ft.
.SAT...SE winds around 10 kt. Seas 2 to 3 ft. A chance of
showers.
.SAT NIGHT...S winds around 10 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.

$$

ANZ256-192015-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
348 AM EDT Tue Jun 19 2018

...SMALL CRAFT ADVISORY UNTIL 2 PM EDT THIS AFTERNOON...

.TODAY...W winds 10 to 15 kt with gusts up to 25 kt, diminishing
to 5 to 10 kt this afternoon. Seas 4 to 7 ft. Scattered showers
this morning with vsby 1 NM or less.
.TONIGHT...S winds 5 to 10 kt, becoming N after midnight. Seas
2 to 4 ft.
.WED...E winds around 5 kt, becoming S in the afternoon. Seas
2 to 3 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of
showers.
.THU...W winds 5 to 10 kt, becoming E in the afternoon. Seas 2 to
3 ft. A chance of showers.
.THU NIGHT...NE winds 5 to 10 kt. Gusts up to 20 kt in the
evening. 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 around 2 ft.
.SAT...SE winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers.
.SAT NIGHT...S winds around 10 kt. Seas 3 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.

$$

ANZ232-192015-
Nantucket Sound-
348 AM EDT Tue Jun 19 2018

.TODAY...NW winds 10 to 15 kt with gusts up to 20 kt, becoming NE
5 to 10 kt this afternoon. Seas 2 to 4 ft. Areas of fog this
morning. Scattered showers this morning with vsby 1 NM or less.
.TONIGHT...E winds 5 to 10 kt, becoming NW after midnight. Seas
2 to 3 ft.
.WED...W winds around 5 kt, becoming S 10 to 15 kt in the
afternoon. Seas around 2 ft.
.WED NIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt with
gusts up to 20 kt after midnight. Seas around 2 ft.
.THU...W winds 5 to 10 kt, becoming NE in the afternoon. Seas
around 2 ft.
.THU NIGHT...E winds 5 to 10 kt, becoming NE after midnight. Seas
1 foot or less.
.FRI...E winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...S winds 5 to 10 kt. Seas around 2 ft.
.SAT...SE winds 5 to 10 kt. Seas around 2 ft. A chance of
showers.
.SAT NIGHT...S winds around 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.

$$

ANZ233-192015-
Vineyard Sound-
348 AM EDT Tue Jun 19 2018

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

$$

ANZ234-192015-
Buzzards Bay-
348 AM EDT Tue Jun 19 2018

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

$$

ANZ235-192015-
Rhode Island Sound-
348 AM EDT Tue Jun 19 2018

.TODAY...NW winds 10 to 15 kt with gusts up to 20 kt, becoming W
5 to 10 kt this afternoon. Seas 3 to 5 ft. Scattered showers this
morning.
.TONIGHT...S winds 5 to 10 kt, becoming N after midnight. Seas
2 to 3 ft.
.WED...E winds around 5 kt, becoming S 10 to 15 kt in the
afternoon. Seas around 2 ft.
.WED NIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt
after midnight. Seas around 2 ft. A chance of showers.
.THU...NW 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 around 2 ft.
.FRI...E winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Seas around 2 ft.
.SAT...SE winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers.
.SAT NIGHT...S winds around 10 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.

$$

ANZ237-192015-
Block Island Sound-
348 AM EDT Tue Jun 19 2018

.TODAY...W winds 5 to 10 kt. Gusts up to 20 kt this morning. Seas
3 to 5 ft. Areas of fog this morning. Scattered showers this
morning with vsby 1 to 3 NM.
.TONIGHT...N winds 5 to 10 kt. Seas 2 to 3 ft.
.WED...E winds around 5 kt, becoming S in the afternoon. Seas
around 2 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. A chance of
showers.
.THU...N winds around 5 kt, becoming E in the afternoon. Seas
around 2 ft. A chance of showers.
.THU NIGHT...NE winds 5 to 10 kt. Seas around 2 ft.
.FRI...E winds 5 to 10 kt. Seas around 2 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Seas around 2 ft.
.SAT...SE winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers.
.SAT NIGHT...S 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.

$$

ANZ230-192015-
Boston Harbor-
348 AM EDT Tue Jun 19 2018

.TODAY...NW winds 5 to 10 kt with gusts up to 20 kt. Waves 1 foot
or less.
.TONIGHT...NW winds around 5 kt. Waves 1 foot or less.
.WED...SW winds 5 to 10 kt. Waves 1 foot or less.
.WED NIGHT...SW winds 5 to 10 kt. Waves 1 foot or less.
.THU...N winds 5 to 10 kt, becoming E in the afternoon. Waves
1 foot or less.
.THU NIGHT...SE winds around 5 kt, becoming W around 5 kt after
midnight. Waves 1 foot or less.
.FRI...E winds around 5 kt. Waves 1 foot or less.
.FRI NIGHT...S winds around 5 kt. Waves 1 foot or less.
.SAT...S winds 5 to 10 kt. Waves 1 foot or less. A chance of
showers.
.SAT NIGHT...S 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.

$$

ANZ236-192015-
Narragansett Bay-
348 AM EDT Tue Jun 19 2018

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

$$

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