Coastal Waters Forecast
Issued by NWS Boston, MA

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FZUS51 KBOX 252317
CWFBOX

Coastal Waters Forecast
National Weather Service Boston/Norton MA
716 PM EDT Sat May 25 2019

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

ANZ200-261200-
716 PM EDT Sat May 25 2019

.Synopsis for Massachusetts and Rhode Island coastal waters...
A weak warm front moves into the waters late tonight followed by  a
cold front Sun evening. High pres builds across on Mon, with
another system approaching Tue.

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.

$$

ANZ250-261200-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
716 PM EDT Sat May 25 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT
THROUGH SUNDAY AFTERNOON...

.TONIGHT...S winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. Gusts up to 25 kt. Seas 3 to 5 ft. A slight chance of
showers this evening, then showers with a slight chance of tstms
after midnight.
.SUN...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to
6 ft. A chance of showers. Vsby 1 to 3 NM.
.SUN NIGHT...NW winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Seas 2 to 4 ft.
.MON...N winds 5 to 10 kt, becoming E in the afternoon. Seas 2 to
4 ft.
.MON NIGHT...SE winds 5 to 10 kt, becoming N after midnight. Seas
2 to 3 ft.
.TUE...NE winds 5 to 10 kt, becoming SE in the afternoon. Seas
2 to 3 ft. A chance of showers.
.TUE NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft. Showers.
.WED...S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft. A chance of showers.
.WED NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft. Showers likely.
.THU...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. A chance of showers.
.THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft. A chance of showers.

Winds and seas higher in and near tstms.

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.

$$

ANZ251-261200-
Massachusetts Bay and Ipswich Bay-
716 PM EDT Sat May 25 2019

.TONIGHT...S winds 10 to 15 kt. Gusts up to 25 kt after midnight.
Seas 2 to 4 ft. A chance of showers this evening, then showers
with a slight chance of tstms after midnight.
.SUN...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. A chance of showers. Vsby 1 to 3 NM.
.SUN NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. Seas 2 to 4 ft.
.MON...N winds 5 to 10 kt, becoming E in the afternoon. Seas 2 to
3 ft.
.MON NIGHT...SE winds 5 to 10 kt, becoming N after midnight. Seas
around 2 ft.
.TUE...NE winds 5 to 10 kt, becoming SE in the afternoon. Seas
around 2 ft. A chance of showers.
.TUE NIGHT...SE winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Seas 2 to 3 ft. Showers likely.
.WED...SE winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers.
.WED NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Showers
likely.
.THU...SW winds 10 to 15 kt. Seas around 2 ft. A chance of
showers.
.THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. A chance of showers.

Winds and seas higher in and near tstms.

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.

$$

ANZ231-261200-
Cape Cod Bay-
716 PM EDT Sat May 25 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT SUNDAY THROUGH
SUNDAY MORNING...

.TONIGHT...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts
up to 25 kt after midnight. Seas 2 to 3 ft. Showers likely with a
slight chance of tstms after midnight.
.SUN...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
3 ft. Showers likely. Vsby 1 to 3 NM.
.SUN NIGHT...W winds 5 to 10 kt with gusts up to 20 kt, becoming
NW after midnight. Seas around 2 ft.
.MON...NE winds 5 to 10 kt. Seas around 2 ft.
.MON NIGHT...S winds 5 to 10 kt, becoming N after midnight. Seas
around 2 ft.
.TUE...NE winds 5 to 10 kt, becoming SE in the afternoon. Seas
around 2 ft. A chance of showers.
.TUE NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. Showers likely.
.WED...S winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to 3 ft.
A chance of showers.
.WED NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. A chance of showers.
.THU...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 ft. A chance of showers.
.THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
around 2 ft. A chance of showers.

Winds and seas higher in and near tstms.

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.

$$

ANZ254-261200-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
716 PM EDT Sat May 25 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT SUNDAY THROUGH
SUNDAY EVENING...

.TONIGHT...S winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 25 kt after midnight. Seas 3 to 5 ft. Showers likely
after midnight.
.SUN...SW winds 10 to 15 kt with gusts up to 30 kt. Seas 4 to
6 ft. Showers likely. Vsby 1 to 3 NM.
.SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt, becoming
NW 5 to 10 kt after midnight. Seas 3 to 5 ft.
.MON...NE winds 5 to 10 kt. Seas 2 to 4 ft.
.MON NIGHT...SE winds 5 to 10 kt, becoming N after midnight. Seas
2 to 4 ft.
.TUE...NE winds 5 to 10 kt, becoming SE in the afternoon. Seas
2 to 4 ft. A chance of showers.
.TUE NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 5 ft. Showers.
.WED...S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft. A chance of showers.
.WED NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 5 ft. A chance of showers.
.THU...SW winds around 15 kt with gusts up to 20 kt. Seas 3 to
5 ft. A chance of showers.
.THU NIGHT...SW winds around 15 kt with gusts up to 25 kt. Seas
3 to 5 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.

$$

ANZ255-261200-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
716 PM EDT Sat May 25 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT SUNDAY THROUGH
SUNDAY EVENING...

.TONIGHT...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts
up to 25 kt after midnight. Seas 2 to 4 ft. Showers likely after
midnight.
.SUN...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to
6 ft. Showers likely. Vsby 1 to 3 NM.
.SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt, becoming
NW 5 to 10 kt after midnight. Seas 3 to 5 ft.
.MON...NE winds 5 to 10 kt. Seas 2 to 4 ft.
.MON NIGHT...E winds 5 to 10 kt. Seas 2 to 4 ft.
.TUE...SE winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers.
.TUE NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 5 ft. Showers likely.
.WED...S winds around 10 kt with gusts up to 20 kt. Seas 3 to
5 ft. A chance of showers.
.WED NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft. A chance of showers.
.THU...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft.
.THU NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
4 to 6 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.

$$

ANZ256-261200-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
716 PM EDT Sat May 25 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT SUNDAY THROUGH
SUNDAY EVENING...

.TONIGHT...SW winds 10 to 15 kt. Gusts up to 25 kt after
midnight. Seas 2 to 4 ft. Showers likely after midnight.
.SUN...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to
5 ft. A chance of showers. Vsby 1 to 3 NM.
.SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt, becoming
NW 5 to 10 kt after midnight. Seas 3 to 4 ft.
.MON...N winds 5 to 10 kt, becoming E in the afternoon. Seas 2 to
3 ft.
.MON NIGHT...SE winds 5 to 10 kt, becoming E after midnight. Seas
2 to 3 ft.
.TUE...SE winds 10 to 15 kt. Gusts up to 20 kt in the afternoon.
Seas 2 to 4 ft. Showers likely.
.TUE NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft. Showers likely.
.WED...S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
4 ft.
.WED NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 4 ft. A chance of showers.
.THU...SW winds 15 to 20 kt. Seas 4 to 5 ft.
.THU NIGHT...SW winds 15 to 20 kt. Seas around 5 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.

$$

ANZ232-261200-
Nantucket Sound-
716 PM EDT Sat May 25 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT SUNDAY THROUGH
SUNDAY MORNING...

.TONIGHT...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts
up to 25 kt after midnight. Seas 2 to 3 ft. Showers likely after
midnight.
.SUN...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft. Showers likely. Vsby 1 to 3 NM.
.SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt, becoming
N 5 to 10 kt after midnight. Seas 2 to 3 ft.
.MON...NE winds 5 to 10 kt. Seas 2 to 3 ft.
.MON NIGHT...S winds 5 to 10 kt, becoming NE after midnight. Seas
around 2 ft.
.TUE...SE winds 5 to 10 kt. Seas around 2 ft. A chance of
showers.
.TUE NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. Showers likely.
.WED...S winds around 10 kt with gusts up to 20 kt. Seas 2 to
3 ft. A chance of showers.
.WED NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. A chance of showers.
.THU...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft.
.THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 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.

$$

ANZ233-261200-
Vineyard Sound-
716 PM EDT Sat May 25 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT SUNDAY THROUGH
SUNDAY MORNING...

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

$$

ANZ234-261200-
Buzzards Bay-
716 PM EDT Sat May 25 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT SUNDAY THROUGH
SUNDAY MORNING...

.TONIGHT...SW winds 10 to 15 kt. Gusts up to 25 kt after
midnight. Seas 2 to 3 ft. Showers likely after midnight.
.SUN...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
3 ft. Showers likely.
.SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt, becoming
N around 5 kt after midnight. Seas around 2 ft.
.MON...N winds 5 to 10 kt, becoming E in the afternoon. Seas
around 2 ft.
.MON NIGHT...SW winds 5 to 10 kt, becoming NE after midnight.
Seas 1 foot or less.
.TUE...SE winds 5 to 10 kt. Seas around 2 ft. A chance of
showers.
.TUE NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt,
becoming S 5 to 10 kt after midnight. Seas around 2 ft. Showers
likely.
.WED...S winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to 3 ft.
A chance of showers.
.WED NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. A chance of showers.
.THU...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft. A chance of showers.
.THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 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.

$$

ANZ235-261200-
Rhode Island Sound-
716 PM EDT Sat May 25 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT SUNDAY THROUGH
SUNDAY MORNING...

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

$$

ANZ237-261200-
Block Island Sound-
716 PM EDT Sat May 25 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT SUNDAY THROUGH
SUNDAY MORNING...

.TONIGHT...SW winds 10 to 15 kt. Gusts up to 25 kt after
midnight. Seas 2 to 4 ft. A slight chance of showers this
evening, then showers likely after midnight.
.SUN...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft. A chance of showers. Vsby 1 to 3 NM.
.SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt, becoming
NW 5 to 10 kt after midnight. Seas 2 to 3 ft.
.MON...N winds 5 to 10 kt, becoming SE in the afternoon. Seas
around 2 ft.
.MON NIGHT...S winds 5 to 10 kt, becoming NE after midnight. Seas
around 2 ft.
.TUE...E winds 5 to 10 kt, becoming SE 10 to 15 kt with gusts up
to 20 kt in the afternoon. Seas around 2 ft. Showers likely.
.TUE NIGHT...SE winds 10 to 15 kt, becoming S 5 to 10 kt after
midnight. Gusts up to 20 kt. Seas 2 to 4 ft. Showers likely.
.WED...S winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to 4 ft.
A chance of showers.
.WED NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft. A chance of showers.
.THU...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft. A chance of showers.
.THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 5 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.

$$

ANZ230-261200-
Boston Harbor-
716 PM EDT Sat May 25 2019

.TONIGHT...S winds 10 to 15 kt. Gusts up to 25 kt after midnight.
Waves around 2 ft. A chance of showers this evening, then showers
with a chance of tstms after midnight.
.SUN...SW winds 10 to 15 kt with gusts up to 25 kt. Waves around
2 ft. A chance of showers.
.SUN NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt,
diminishing to around 5 kt after midnight. Waves around 2 ft.
.MON...N winds 5 to 10 kt, becoming E in the afternoon. Waves
1 foot or less.
.MON NIGHT...E winds around 5 kt, becoming N after midnight.
Waves 1 foot or less.
.TUE...NE winds around 5 kt, becoming SE in the afternoon. Waves
1 foot or less. A chance of showers.
.TUE NIGHT...SE winds 5 to 10 kt. Waves 1 foot or less. Showers
likely.
.WED...SE winds 5 to 10 kt. Waves 1 foot or less. A chance of
showers.
.WED NIGHT...S winds around 10 kt. Waves 1 foot or less. A chance
of showers.
.THU...SW winds around 10 kt. Waves 1 foot or less. A chance of
showers.
.THU NIGHT...W winds around 10 kt. Waves 1 foot or less. A chance
of showers.

Winds and waves higher in and near tstms.

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.

$$

ANZ236-261200-
Narragansett Bay-
716 PM EDT Sat May 25 2019

.TONIGHT...SW winds 10 to 15 kt. Gusts up to 25 kt after
midnight. Waves 2 to 3 ft. A slight chance of showers this
evening, then showers likely with a slight chance of tstms after
midnight.
.SUN...SW winds 5 to 10 kt with gusts up to 20 kt. Waves 2 to
3 ft. A chance of showers.
.SUN NIGHT...NW winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Waves 2 to 3 ft.
.MON...N winds 5 to 10 kt, becoming SE in the afternoon. Waves
around 2 ft.
.MON NIGHT...SW winds 5 to 10 kt, becoming NE after midnight.
Waves around 2 ft.
.TUE...SE winds 5 to 10 kt. Waves around 2 ft. Showers likely.
.TUE NIGHT...S winds 5 to 10 kt. Waves around 2 ft. Showers
likely.
.WED...S winds 5 to 10 kt. Waves around 2 ft. A chance of
showers.
.WED NIGHT...S winds around 10 kt. Waves around 2 ft. A chance of
showers.
.THU...SW winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to
3 ft. A chance of showers.
.THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Waves
2 to 3 ft. A chance of showers.

Winds and waves higher in and near tstms.

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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