Coastal Waters Forecast
Issued by NWS Boston, MA

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FZUS51 KBOX 250304
CWFBOX

Coastal Waters Forecast
National Weather Service Boston/Norton MA
1104 PM EDT Fri May 24 2019

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

ANZ200-251615-
1104 PM EDT Fri May 24 2019

.Synopsis for Massachusetts and Rhode Island coastal waters...
High pres builds across New England overnight, then will cross  the
waters Sat. Another cold front moves across the waters Sat  night,
with another weak system moving across late Sunday. 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.

$$

ANZ250-251615-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
1104 PM EDT Fri May 24 2019

.OVERNIGHT...NE winds 5 to 10 kt, becoming NW. Seas 3 to 4 ft.
.SAT...NW winds 5 to 10 kt, becoming S in the afternoon. Seas
around 3 ft.
.SAT NIGHT...S winds 10 to 15 kt. Gusts up to 25 kt after
midnight. Seas 4 to 5 ft. Showers after midnight.
.SUN...S winds 10 to 15 kt with gusts up to 25 kt, diminishing to
5 to 10 kt in the afternoon. Seas 5 to 6 ft. A chance of showers.
A chance of tstms in the afternoon. Vsby 1 to 3 NM in the
morning.
.SUN NIGHT...SW winds 5 to 10 kt, becoming NW after midnight.
Seas around 4 ft.
.MON...N winds 5 to 10 kt, becoming NE in the afternoon. Seas
around 3 ft.
.MON NIGHT...SE winds 5 to 10 kt, becoming NE after midnight.
Seas around 3 ft. A chance of showers after midnight.
.TUE...E winds 5 to 10 kt, becoming SE 10 to 15 kt in the
afternoon. Seas around 3 ft. A chance of showers in the morning,
then showers likely in the afternoon.
.TUE NIGHT...S winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas around 3 ft. A chance of showers.
.WED...S winds around 10 kt. Seas 3 to 4 ft. A chance of showers
and tstms.
.WED NIGHT...S winds 10 to 15 kt. Seas around 4 ft. A chance of
showers and tstms.

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.

$$

ANZ251-251615-
Massachusetts Bay and Ipswich Bay-
1104 PM EDT Fri May 24 2019

.OVERNIGHT...NE winds around 5 kt, becoming NW. Seas around 3 ft.
.SAT...NW winds 5 to 10 kt, becoming SE in the afternoon. Seas
around 3 ft.
.SAT NIGHT...S winds 10 to 15 kt. Gusts up to 25 kt after
midnight. Seas around 4 ft. A chance of showers in the evening,
then showers after midnight.
.SUN...SW winds 5 to 10 kt. Gusts up to 20 kt in the morning.
Seas 3 to 4 ft. A chance of showers. A chance of tstms in the
afternoon. Vsby 1 to 3 NM in the morning.
.SUN NIGHT...NW winds 5 to 10 kt. Seas around 3 ft.
.MON...N winds 5 to 10 kt, becoming E in the afternoon. Seas
around 3 ft.
.MON NIGHT...SE winds around 5 kt, becoming NE after midnight.
Seas around 2 ft. A chance of showers after midnight.
.TUE...SE winds 5 to 10 kt. Seas around 2 ft. A chance of
showers.
.TUE NIGHT...S winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Seas 2 to 3 ft. A chance of showers.
.WED...SW winds 5 to 10 kt, becoming SE in the afternoon. Seas
around 3 ft. A chance of showers and tstms.
.WED NIGHT...S winds 5 to 10 kt. Seas around 2 ft. A chance of
showers and tstms.

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.

$$

ANZ231-251615-
Cape Cod Bay-
1104 PM EDT Fri May 24 2019

.OVERNIGHT...NE winds 5 to 10 kt, becoming NW. Seas 2 to 3 ft.
.SAT...NW winds 5 to 10 kt, becoming E in the afternoon. Seas
around 2 ft.
.SAT NIGHT...SW winds 5 to 10 kt, becoming S 10 to 15 kt with
gusts up to 25 kt after midnight. Seas 3 to 4 ft. Showers after
midnight.
.SUN...SW winds 10 to 15 kt with gusts up to 25 kt, diminishing
to 5 to 10 kt in the afternoon. Seas around 4 ft, subsiding to
2 ft in the afternoon. A chance of showers and tstms in the
morning.
.SUN NIGHT...SW winds 5 to 10 kt, becoming NW after midnight.
Seas around 2 ft.
.MON...NE winds 5 to 10 kt. Seas around 2 ft.
.MON NIGHT...SE winds around 5 kt, becoming NE after midnight.
Seas around 2 ft.
.TUE...E winds 5 to 10 kt, becoming SE 10 to 15 kt in the
afternoon. Seas around 2 ft. A chance of showers.
.TUE NIGHT...S winds 10 to 15 kt. Seas around 2 ft. A chance of
showers.
.WED...SW winds 5 to 10 kt, becoming S in the afternoon. Seas
around 2 ft. A chance of showers and tstms.
.WED NIGHT...S winds 10 to 15 kt. Seas around 3 ft. A chance of
showers and tstms.

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.

$$

ANZ254-251615-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
1104 PM EDT Fri May 24 2019

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

.OVERNIGHT...N winds 10 to 15 kt with gusts up to 25 kt. Seas
5 to 6 ft.
.SAT...W winds 5 to 10 kt. Seas around 4 ft.
.SAT NIGHT...SW winds 5 to 10 kt, becoming S 10 to 15 kt with
gusts up to 25 kt after midnight. Seas 4 to 5 ft. Showers after
midnight with vsby 1 to 3 NM.
.SUN...SW winds 10 to 15 kt. Gusts up to 25 kt in the morning.
Seas 5 to 6 ft. Showers with a chance of tstms in the morning
with vsby 1 to 3 NM.
.SUN NIGHT...SW winds 5 to 10 kt, becoming NW after midnight.
Seas around 4 ft.
.MON...NE winds 5 to 10 kt. Seas around 4 ft.
.MON NIGHT...E winds around 5 kt, becoming N after midnight. Seas
around 3 ft.
.TUE...E winds 5 to 10 kt, becoming SE 10 to 15 kt in the
afternoon. Seas around 3 ft. A chance of showers.
.TUE NIGHT...S winds 10 to 15 kt. Seas around 4 ft. A chance of
showers.
.WED...SW winds around 10 kt. Seas 4 to 5 ft. A chance of showers
and tstms.
.WED NIGHT...S winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas around 5 ft. A chance of showers and tstms.

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.

$$

ANZ255-251615-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
1104 PM EDT Fri May 24 2019

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

.OVERNIGHT...N winds 10 to 15 kt with gusts up to 25 kt. Seas
4 to 5 ft.
.SAT...W winds 5 to 10 kt. Seas around 3 ft.
.SAT NIGHT...SW winds 5 to 10 kt, becoming S 10 to 15 kt with
gusts up to 25 kt after midnight. Seas 4 to 5 ft. Showers after
midnight.
.SUN...SW winds 10 to 15 kt with gusts up to 25 kt. Seas around
5 ft. Showers with a chance of tstms in the morning with vsby
1 to 3 NM.
.SUN NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas
around 4 ft.
.MON...NE winds 5 to 10 kt. Seas around 4 ft.
.MON NIGHT...SE winds around 5 kt. Seas 3 to 4 ft.
.TUE...SE winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. Seas around 3 ft. A chance of showers.
.TUE NIGHT...S winds 10 to 15 kt. Seas around 4 ft. A chance of
showers.
.WED...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to
5 ft. A chance of showers in the morning.
.WED NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
6 to 7 ft. A chance of showers and tstms.

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.

$$

ANZ256-251615-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
1104 PM EDT Fri May 24 2019

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

.OVERNIGHT...NE winds 10 to 15 kt with gusts up to 20 kt,
becoming N 5 to 10 kt. Seas 4 to 5 ft.
.SAT...W winds 5 to 10 kt. Seas around 3 ft.
.SAT NIGHT...SW winds 10 to 15 kt. Gusts up to 25 kt after
midnight. Seas 3 to 4 ft. Showers after midnight.
.SUN...SW winds 10 to 15 kt. Gusts up to 25 kt in the morning.
Seas around 4 ft. A chance of showers in the morning.
.SUN NIGHT...W winds 10 to 15 kt, becoming NW 5 to 10 kt after
midnight. Seas around 4 ft.
.MON...N winds 5 to 10 kt, becoming E in the afternoon. Seas
around 4 ft.
.MON NIGHT...SE winds 5 to 10 kt. Seas around 3 ft.
.TUE...SE winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. Seas around 3 ft. A chance of
showers.
.TUE NIGHT...S winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 4 to 5 ft. A chance of showers in the evening.
.WED...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around
5 ft. A chance of showers and tstms in the afternoon.
.WED NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
6 to 7 ft. A chance of showers and tstms.

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.

$$

ANZ232-251615-
Nantucket Sound-
1104 PM EDT Fri May 24 2019

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

.OVERNIGHT...NE winds 10 to 15 kt, becoming N 5 to 10 kt. Gusts
up to 20 kt. Seas around 2 ft.
.SAT...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas
around 2 ft.
.SAT NIGHT...SW winds 5 to 10 kt, becoming S 10 to 15 kt with
gusts up to 25 kt after midnight. Seas around 3 ft. Showers after
midnight with vsby 1 to 3 NM.
.SUN...SW winds 10 to 15 kt. Gusts up to 25 kt in the morning.
Seas around 3 ft. A chance of showers and tstms in the morning
with vsby 1 to 3 NM.
.SUN NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas
around 2 ft.
.MON...NE winds 5 to 10 kt. Seas around 2 ft.
.MON NIGHT...SE winds around 5 kt. Seas around 2 ft.
.TUE...SE winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. Seas around 2 ft. A chance of showers.
.TUE NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. A chance of
showers.
.WED...SW winds around 10 kt. Seas around 3 ft. A chance of
showers and tstms.
.WED NIGHT...S winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas around 4 ft. A chance of showers and tstms.

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.

$$

ANZ233-251615-
Vineyard Sound-
1104 PM EDT Fri May 24 2019

.OVERNIGHT...N winds 5 to 10 kt. Seas around 2 ft.
.SAT...W winds 5 to 10 kt. Seas around 2 ft.
.SAT NIGHT...SW winds 10 to 15 kt. Gusts up to 25 kt after
midnight. Seas around 2 ft, building to 4 ft after midnight.
Showers after midnight.
.SUN...SW winds 10 to 15 kt. Gusts up to 25 kt in the morning.
Seas 3 to 4 ft. Showers with a chance of tstms in the morning.
.SUN NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas
around 2 ft.
.MON...N winds 5 to 10 kt, becoming E in the afternoon. Seas
around 2 ft.
.MON NIGHT...SE winds around 5 kt. Seas around 2 ft.
.TUE...SE winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. Seas around 2 ft. A chance of showers.
.TUE NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. A chance of
showers.
.WED...SW winds around 10 kt. Seas around 3 ft. A chance of
showers and tstms.
.WED NIGHT...S winds 10 to 15 kt. Seas around 4 ft. A chance of
showers and tstms.

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.

$$

ANZ234-251615-
Buzzards Bay-
1104 PM EDT Fri May 24 2019

.OVERNIGHT...N winds 5 to 10 kt. Seas 1 foot or less.
.SAT...NW winds around 5 kt, becoming SW in the afternoon. Seas
around 2 ft.
.SAT NIGHT...SW winds 10 to 15 kt. Gusts up to 25 kt after
midnight. Seas around 2 ft, building to 4 ft after midnight.
Showers after midnight with vsby 1 to 3 NM.
.SUN...SW winds 10 to 15 kt with gusts up to 25 kt, diminishing
to 5 to 10 kt in the afternoon. Seas around 4 ft, subsiding to
2 ft in the afternoon.
.SUN NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas
around 2 ft.
.MON...N winds 5 to 10 kt, becoming E in the afternoon. Seas
around 2 ft.
.MON NIGHT...SE winds around 5 kt. Seas around 2 ft.
.TUE...SE winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. Seas around 2 ft. A chance of showers.
.TUE NIGHT...S winds 10 to 15 kt, becoming SW 5 to 10 kt after
midnight. Seas around 2 ft. A chance of showers.
.WED...SW winds 5 to 10 kt. Seas around 3 ft. A chance of showers
and tstms.
.WED NIGHT...S winds around 10 kt. Seas around 3 ft. A chance of
showers and tstms.

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.

$$

ANZ235-251615-
Rhode Island Sound-
1104 PM EDT Fri May 24 2019

.OVERNIGHT...N winds 5 to 10 kt. Seas around 3 ft.
.SAT...W winds 5 to 10 kt, becoming SW 10 to 15 kt in the
afternoon. Seas 2 to 3 ft.
.SAT NIGHT...SW winds 10 to 15 kt. Gusts up to 25 kt after
midnight. Seas 3 to 4 ft. Showers after midnight.
.SUN...SW winds 10 to 15 kt. Gusts up to 25 kt in the morning.
Seas around 4 ft.
.SUN NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas
around 3 ft.
.MON...N winds 5 to 10 kt, becoming E in the afternoon. Seas
around 3 ft.
.MON NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft.
.TUE...SE winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. Seas around 3 ft. A chance of showers.
.TUE NIGHT...S winds 10 to 15 kt, becoming SW 5 to 10 kt after
midnight. Seas 3 to 4 ft. A chance of showers in the evening.
.WED...SW winds around 10 kt. Seas around 4 ft. A chance of
showers and tstms in the afternoon.
.WED NIGHT...S winds 10 to 15 kt. Seas around 5 ft. A chance of
showers and tstms.

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.

$$

ANZ237-251615-
Block Island Sound-
1104 PM EDT Fri May 24 2019

.OVERNIGHT...NE winds 5 to 10 kt. Seas around 3 ft.
.SAT...SW winds 5 to 10 kt. Seas around 2 ft.
.SAT NIGHT...SW winds 10 to 15 kt. Gusts up to 25 kt after
midnight. Seas around 3 ft. Showers after midnight.
.SUN...SW winds 10 to 15 kt. Gusts up to 20 kt in the morning.
Seas 3 to 4 ft. Showers likely in the morning.
.SUN NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas
around 3 ft.
.MON...N winds 5 to 10 kt, becoming SE in the afternoon. Seas
around 3 ft.
.MON NIGHT...SE winds 5 to 10 kt. Seas around 2 ft.
.TUE...SE winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. Seas around 3 ft. A chance of showers.
.TUE NIGHT...S winds 10 to 15 kt, becoming SW 5 to 10 kt after
midnight. Seas 3 to 4 ft. A chance of showers in the evening.
.WED...SW winds 5 to 10 kt. Seas around 4 ft. A chance of showers
and tstms in the afternoon.
.WED NIGHT...S winds 10 to 15 kt. Seas around 5 ft. A chance of
showers and tstms.

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.

$$

ANZ230-251615-
Boston Harbor-
1104 PM EDT Fri May 24 2019

.OVERNIGHT...NE winds around 5 kt, becoming NW around 5 kt. Waves
1 foot or less.
.SAT...NW winds around 5 kt, becoming SE in the afternoon. Waves
1 foot or less.
.SAT NIGHT...S winds 5 to 10 kt. Gusts up to 20 kt after
midnight. Waves around 2 ft. A chance of showers in the evening,
then showers after midnight.
.SUN...SW winds 5 to 10 kt. Gusts up to 20 kt in the morning.
Waves around 2 ft in the morning, then 1 foot or less. A chance
of showers in the morning with vsby 1 to 3 NM.
.SUN NIGHT...NW winds around 5 kt. Waves 1 foot or less.
.MON...N winds 5 to 10 kt, becoming NE in the afternoon. Waves
1 foot or less.
.MON NIGHT...E winds around 5 kt, becoming NE after midnight.
Waves 1 foot or less. A chance of showers after midnight.
.TUE...SE winds 5 to 10 kt. Waves 1 foot or less. A chance of
showers.
.TUE NIGHT...S winds 5 to 10 kt. Waves 1 foot or less. A chance
of showers.
.WED...W winds 5 to 10 kt, becoming SE in the afternoon. Waves
1 foot or less. A chance of showers and tstms.
.WED NIGHT...S winds 5 to 10 kt. Waves 1 foot or less. A chance
of showers and tstms.

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.

$$

ANZ236-251615-
Narragansett Bay-
1104 PM EDT Fri May 24 2019

.OVERNIGHT...NE winds 5 to 10 kt, becoming NW. Waves around 2 ft.
.SAT...W winds around 5 kt, becoming SW in the afternoon. Waves
1 foot or less, then around 2 ft in the afternoon.
.SAT NIGHT...SW winds 5 to 10 kt with gusts up to 25 kt. Waves
2 to 3 ft. Showers after midnight.
.SUN...SW winds 5 to 10 kt. Gusts up to 20 kt in the morning.
Waves around 3 ft. Showers likely in the morning.
.SUN NIGHT...W winds 5 to 10 kt, becoming NW after midnight.
Waves around 2 ft.
.MON...N winds 5 to 10 kt, becoming E in the afternoon. Waves
around 2 ft.
.MON NIGHT...E winds around 5 kt. Waves around 2 ft. A chance of
showers after midnight.
.TUE...SE winds 5 to 10 kt. Waves around 2 ft. A chance of
showers.
.TUE NIGHT...S winds 5 to 10 kt. Waves around 2 ft. A chance of
showers.
.WED...SW winds 5 to 10 kt. Waves around 3 ft. A chance of
showers and tstms in the afternoon.
.WED NIGHT...S winds around 10 kt. Waves 3 to 4 ft. A chance of
showers and tstms.

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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