Coastal Waters Forecast
Issued by NWS Boston, MA

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000
FZUS51 KBOX 262316
CWFBOX

Coastal Waters Forecast
National Weather Service Boston/Norton MA
716 PM EDT Thu Apr 26 2018

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

ANZ200-271200-
716 PM EDT Thu Apr 26 2018

.Synopsis for Massachusetts and Rhode Island coastal waters...
Low pressure will approach from the southwest on Friday resulting in
showers across the waters Friday evening, before it lifts  north
over New England Friday night. A cold front will cross the  waters
sometime Sunday with a few showers possible. Dry high  pressure will
build in from the west for early next week.

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.

$$

ANZ250-271200-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
716 PM EDT Thu Apr 26 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE FRIDAY NIGHT...

.TONIGHT...W winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Gusts up to 25 kt. Seas 4 to 7 ft.
.FRI...S winds 5 to 10 kt. Seas 4 to 6 ft. A chance of rain.
.FRI NIGHT...S winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Seas 4 to 6 ft. Areas of fog. A chance of rain. Vsby
1 NM or less.
.SAT...SW winds 5 to 10 kt, becoming S 10 to 15 kt in the
afternoon. Seas 3 to 5 ft. Patchy fog. Vsby 1 NM or less.
.SAT NIGHT...S winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Seas 3 to 5 ft.
.SUN...SW winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers.
.SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft.
.MON...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft.
.MON NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft.
.TUE...SW winds 5 to 10 kt. Seas 2 to 3 ft.
.TUE NIGHT...SW winds around 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.

$$

ANZ251-271200-
Massachusetts Bay and Ipswich Bay-
716 PM EDT Thu Apr 26 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING...

.TONIGHT...W winds 10 to 15 kt with gusts up to 25 kt,
diminishing to 5 to 10 kt after midnight. Seas 3 to 5 ft.
.FRI...S winds around 5 kt, becoming SE in the afternoon. Seas
3 to 5 ft. Rain likely.
.FRI NIGHT...SE winds 5 to 10 kt, becoming S after midnight. Seas
3 to 5 ft. Areas of fog. Rain likely. Vsby 1 NM or less.
.SAT...SW winds around 5 kt, becoming S in the afternoon. Seas
2 to 4 ft. Areas of fog. Vsby 1 NM or less.
.SAT NIGHT...S winds 10 to 15 kt, becoming SW 5 to 10 kt after
midnight. Seas 2 to 3 ft.
.SUN...SW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers.
.SUN NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft.
.MON...W winds 5 to 10 kt. Seas 2 to 3 ft.
.MON NIGHT...NW winds 5 to 10 kt. Seas around 2 ft.
.TUE...W winds 5 to 10 kt. Seas around 2 ft.
.TUE 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.

$$

ANZ231-271200-
Cape Cod Bay-
716 PM EDT Thu Apr 26 2018

.TONIGHT...W winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. Seas around 2 ft.
.FRI...S winds 5 to 10 kt. Seas 2 to 3 ft. Rain likely.
.FRI NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Areas of fog. A
chance of rain. Vsby 1 NM or less.
.SAT...SW winds 5 to 10 kt. Seas around 2 ft. Areas of fog. Vsby
1 to 3 NM.
.SAT NIGHT...S winds 5 to 10 kt. Seas around 2 ft.
.SUN...SW winds 5 to 10 kt. Seas around 2 ft. A chance of
showers.
.SUN NIGHT...W winds around 10 kt with gusts up to 20 kt. Seas
around 2 ft.
.MON...W winds 5 to 10 kt with gusts up to 20 kt. Seas around
2 ft.
.MON NIGHT...NW winds 5 to 10 kt. Seas around 2 ft.
.TUE...W winds 5 to 10 kt. Seas around 2 ft.
.TUE NIGHT...SW winds 5 to 10 kt with gusts up to 20 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.

$$

ANZ254-271200-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
716 PM EDT Thu Apr 26 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE FRIDAY NIGHT...

.TONIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Gusts up to 25 kt. Seas 5 to 8 ft.
.FRI...S winds around 5 kt, becoming SE 10 to 15 kt with gusts up
to 20 kt in the afternoon. Seas 4 to 6 ft. A chance of rain.
.FRI NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
4 to 7 ft. Areas of fog. A chance of rain. Vsby 1 NM or less.
.SAT...SW winds 5 to 10 kt. Seas 4 to 6 ft. Areas of fog. Vsby
1 to 3 NM.
.SAT NIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt
after midnight. Seas 3 to 5 ft.
.SUN...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. Seas 3 to 5 ft. A chance of
showers.
.SUN NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas
3 to 5 ft.
.MON...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft.
.MON NIGHT...W winds 5 to 10 kt. Seas 2 to 4 ft.
.TUE...W winds 5 to 10 kt. Seas 2 to 4 ft.
.TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 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.

$$

ANZ255-271200-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
716 PM EDT Thu Apr 26 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE FRIDAY NIGHT...

.TONIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Gusts up to 25 kt. Seas 6 to 9 ft.
.FRI...S winds 5 to 10 kt, becoming SE 10 to 15 kt with gusts up
to 20 kt in the afternoon. Seas 4 to 6 ft. A chance of rain.
.FRI NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
4 to 7 ft. Areas of fog. Rain likely. Vsby 1 NM or less.
.SAT...SW winds 5 to 10 kt. Seas 4 to 6 ft. Areas of fog. Vsby
1 to 3 NM.
.SAT NIGHT...SW winds 5 to 10 kt. Seas 3 to 5 ft.
.SUN...SW winds 5 to 10 kt, becoming W 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Seas 3 to 5 ft.
.SUN NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas
3 to 5 ft.
.MON...W winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to
5 ft.
.MON NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 5 ft.
.TUE...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft.
.TUE NIGHT...W winds 10 to 15 kt with gusts up to 20 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.

$$

ANZ256-271200-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
716 PM EDT Thu Apr 26 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE FRIDAY NIGHT...

.TONIGHT...SW winds 10 to 15 kt with gusts up to 25 kt,
diminishing to 5 to 10 kt after midnight. Seas 6 to 9 ft.
.FRI...SE winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 25 kt in the afternoon. Seas 4 to 7 ft. Rain likely. Vsby
1 to 3 NM.
.FRI NIGHT...S winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 4 to 6 ft. Areas of fog. A chance of rain. Vsby
1 NM or less.
.SAT...SW winds 5 to 10 kt. Seas 4 to 6 ft.
.SAT NIGHT...S winds 10 to 15 kt, becoming SW 5 to 10 kt after
midnight. Seas 3 to 5 ft.
.SUN...W winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to
5 ft.
.SUN NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas
3 to 5 ft.
.MON...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft.
.MON NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 5 ft.
.TUE...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft.
.TUE NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
3 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.

$$

ANZ232-271200-
Nantucket Sound-
716 PM EDT Thu Apr 26 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING...

.TONIGHT...SW winds 10 to 15 kt with gusts up to 25 kt,
diminishing to 5 to 10 kt after midnight. Seas 2 to 4 ft.
.FRI...SE winds 5 to 10 kt. Seas 2 to 4 ft. Rain likely.
.FRI NIGHT...S winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 2 to 4 ft. Areas of fog. Rain likely. Vsby 1 NM or
less.
.SAT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Areas of fog. Vsby
1 to 3 NM.
.SAT NIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt
after midnight. Seas 2 to 3 ft.
.SUN...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. Seas 2 to 3 ft.
.SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft.
.MON...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.MON NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft.
.TUE...W winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 ft.
.TUE NIGHT...W winds 10 to 15 kt with gusts up to 20 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.

$$

ANZ233-271200-
Vineyard Sound-
716 PM EDT Thu Apr 26 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EDT FRIDAY...

.TONIGHT...SW winds 10 to 15 kt with gusts up to 25 kt,
diminishing to 5 to 10 kt after midnight. Seas 2 to 4 ft.
.FRI...SE winds 5 to 10 kt. Seas 2 to 3 ft. Rain.
.FRI NIGHT...S winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft. Areas
of fog. Rain likely. Vsby 1 NM or less.
.SAT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Areas of fog. Vsby
1 to 3 NM.
.SAT NIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt
after midnight. Seas 2 to 3 ft.
.SUN...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. Seas 2 to 3 ft.
.SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft.
.MON...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.MON NIGHT...NW winds 10 to 15 kt. Seas around 2 ft.
.TUE...W winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 ft.
.TUE NIGHT...W winds 10 to 15 kt with gusts up to 20 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.

$$

ANZ234-271200-
Buzzards Bay-
716 PM EDT Thu Apr 26 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EDT FRIDAY...

.TONIGHT...W winds 10 to 15 kt with gusts up to 25 kt, becoming
SW 5 to 10 kt after midnight. Seas 2 to 3 ft.
.FRI...S winds around 5 kt, becoming SE in the afternoon. Seas
2 to 3 ft. Rain likely.
.FRI NIGHT...S winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Seas 2 to 3 ft. Areas of fog. Rain. Vsby 1 NM or less.
.SAT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Areas of fog. Vsby
1 to 3 NM.
.SAT NIGHT...SW winds 5 to 10 kt. Seas around 2 ft.
.SUN...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. Seas around 2 ft. A chance of
showers.
.SUN NIGHT...W winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Gusts up to 20 kt. Seas around 2 ft.
.MON...W winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 ft.
.MON NIGHT...NW winds 5 to 10 kt. Seas around 2 ft.
.TUE...W winds 10 to 15 kt. Seas around 2 ft.
.TUE NIGHT...W winds 10 to 15 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.

$$

ANZ235-271200-
Rhode Island Sound-
716 PM EDT Thu Apr 26 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE FRIDAY NIGHT...

.TONIGHT...SW winds 10 to 15 kt with gusts up to 25 kt,
diminishing to 5 to 10 kt after midnight. Seas 5 to 8 ft.
.FRI...SE winds 5 to 10 kt. Gusts up to 20 kt in the afternoon.
Seas 4 to 6 ft. Rain. Vsby 1 to 3 NM.
.FRI NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt,
becoming SW 5 to 10 kt after midnight. Seas 4 to 6 ft. Areas of
fog. Rain likely. Vsby 1 NM or less.
.SAT...SW winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. Seas 3 to 5 ft. Areas of fog. Vsby 1 to 3 NM.
.SAT NIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt
after midnight. Seas 2 to 4 ft.
.SUN...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft.
.SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft.
.MON...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft.
.MON NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft.
.TUE...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.TUE NIGHT...W winds 10 to 15 kt with gusts up to 20 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.

$$

ANZ237-271200-
Block Island Sound-
716 PM EDT Thu Apr 26 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE FRIDAY NIGHT...

.TONIGHT...W winds 10 to 15 kt with gusts up to 25 kt, becoming
SW 5 to 10 kt after midnight. Seas 4 to 7 ft.
.FRI...SE winds around 5 kt, becoming E in the afternoon. Seas
4 to 6 ft. Rain. Vsby 1 to 3 NM.
.FRI NIGHT...SE winds 5 to 10 kt, becoming SW after midnight.
Seas 4 to 6 ft. Areas of fog. A chance of rain. Vsby 1 NM or
less.
.SAT...SW winds 5 to 10 kt. Seas 3 to 5 ft. Areas of fog. Vsby
1 to 3 NM.
.SAT NIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt
after midnight. Seas 2 to 4 ft.
.SUN...W winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. Seas 2 to 4 ft.
.SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft.
.MON...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft.
.MON NIGHT...NW winds around 10 kt. Seas 2 to 3 ft.
.TUE...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.TUE NIGHT...W winds 10 to 15 kt with gusts up to 20 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.

$$

ANZ230-271200-
Boston Harbor-
716 PM EDT Thu Apr 26 2018

.TONIGHT...W winds 10 to 15 kt with gusts up to 25 kt,
diminishing to 5 to 10 kt after midnight. Waves around 2 ft.
.FRI...S winds around 5 kt, becoming SE in the afternoon. Waves
1 foot or less. Rain likely.
.FRI NIGHT...E winds 5 to 10 kt, becoming SE after midnight.
Waves 1 foot or less, except 2 to 4 ft at the outer harbor
entrance. Areas of fog. Rain likely. Vsby 1 NM or less.
.SAT...SW winds around 5 kt, becoming S in the afternoon. Waves
1 foot or less.
.SAT NIGHT...SW winds 5 to 10 kt. Waves 1 foot or less.
.SUN...SW winds 5 to 10 kt. Waves 1 foot or less. A chance of
showers.
.SUN NIGHT...W winds 5 to 10 kt. Waves 1 foot or less.
.MON...W winds 5 to 10 kt. Waves 1 foot or less.
.MON NIGHT...NW winds around 5 kt. Waves 1 foot or less.
.TUE...W winds 5 to 10 kt. Waves 1 foot or less.
.TUE NIGHT...W winds 5 to 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.

$$

ANZ236-271200-
Narragansett Bay-
716 PM EDT Thu Apr 26 2018

.TONIGHT...W winds 5 to 10 kt with gusts up to 20 kt, becoming SW
after midnight. Waves 3 to 5 ft.
.FRI...S winds around 5 kt, becoming SE in the afternoon. Waves
2 to 4 ft. Rain. Vsby 1 to 3 NM.
.FRI NIGHT...S winds around 5 kt. Waves 2 to 4 ft. Areas of fog.
Rain likely. Vsby 1 NM or less.
.SAT...SW winds around 5 kt, increasing to 5 to 10 kt in the
afternoon. Waves 2 to 4 ft. Areas of fog. Vsby 1 to 3 NM.
.SAT NIGHT...SW winds 5 to 10 kt. Waves 2 to 3 ft.
.SUN...W winds 5 to 10 kt. Gusts up to 20 kt in the afternoon.
Waves around 2 ft. A chance of showers.
.SUN NIGHT...W winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Waves around 2 ft.
.MON...W winds 5 to 10 kt with gusts up to 20 kt. Waves around
2 ft.
.MON NIGHT...NW winds 5 to 10 kt. Waves around 2 ft.
.TUE...W winds 5 to 10 kt. Waves around 2 ft.
.TUE NIGHT...W winds 5 to 10 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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