Coastal Waters Forecast
Issued by NWS Boston, MA

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FZUS51 KBOX 041405
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
1004 AM EDT Tue Jun 4 2024

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

ANZ200-050300-
1004 AM EDT Tue Jun 4 2024

.Synopsis for Massachusetts and Rhode Island coastal waters...
Weak high pres will build over the waters through tonight, then move
south of the waters Wed. Low pres over the Ohio Valley will reach
southern New England Thu, then stall over the area Fri and Sat.

$$

ANZ250-050300-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
1004 AM EDT Tue Jun 4 2024

.THIS AFTERNOON...E winds around 5 kt. Seas 1 foot or less. Wave
Detail: E 1 foot at 3 seconds and S 1 foot at 9 seconds.
.TONIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE
1 foot at 3 seconds and S 1 foot at 6 seconds.
.WED...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up
to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 2 ft at
3 seconds and NE 1 foot at 4 seconds.
.WED NIGHT...S winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds and E
1 foot at 8 seconds. A chance of showers after midnight.
.THU...SE winds around 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft
at 4 seconds and E 1 foot at 9 seconds. Showers likely. Vsby 1 to
3 NM.
.THU NIGHT...SE winds around 10 kt. Seas 2 to 3 ft. Wave Detail:
SE 2 ft at 4 seconds and S 2 ft at 8 seconds. Showers likely,
mainly in the evening.
.FRI THROUGH SAT NIGHT...SW 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.

$$

ANZ251-050300-
Massachusetts Bay and Ipswich Bay-
1004 AM EDT Tue Jun 4 2024

.THIS AFTERNOON...E winds 5 to 10 kt. Seas 1 foot or less. Wave
Detail: E 1 foot at 4 seconds and E 1 foot at 9 seconds.
.TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas
1 foot or less. Wave Detail: SE 1 foot at 4 seconds and E 1 foot
at 8 seconds.
.WED...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up
to 20 kt in the afternoon. Seas 1 foot or less, then around 2 ft
in the afternoon. Wave Detail: S 1 foot at 2 seconds and E 1 foot
at 4 seconds, becoming SE 1 foot at 4 seconds and E 1 foot at
8 seconds.
.WED NIGHT...S winds 10 to 15 kt. Seas around 2 ft. Wave Detail:
SE 2 ft at 4 seconds and E 1 foot at 8 seconds. A chance of
showers after midnight.
.THU...SE winds around 10 kt. Seas around 2 ft. Wave Detail: SE
2 ft at 3 seconds and E 1 foot at 9 seconds. Showers. Vsby 1 to
3 NM.
.THU NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. Wave Detail:
SE 2 ft at 4 seconds and S 1 foot at 8 seconds. Showers likely,
mainly in the evening.
.FRI THROUGH SAT NIGHT...SW 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.

$$

ANZ231-050300-
Cape Cod Bay-
1004 AM EDT Tue Jun 4 2024

.THIS AFTERNOON...E winds 5 to 10 kt. Seas 1 foot or less. Wave
Detail: NE 1 foot at 3 seconds and S 1 foot at 7 seconds.
.TONIGHT...SE winds 5 to 10 kt, becoming SW after midnight. Seas
1 foot or less. Wave Detail: S 1 foot at 2 seconds and E 1 foot
at 3 seconds.
.WED...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. Seas 1 foot or less. Wave Detail:
SW 1 foot at 2 seconds and NE 1 foot at 4 seconds.
.WED NIGHT...S winds 10 to 15 kt. Seas around 2 ft. Wave Detail:
S 1 foot at 5 seconds and S 1 foot at 8 seconds. A chance of
showers after midnight.
.THU...S winds around 10 kt. Seas 1 foot or less, then around
2 ft in the afternoon. Wave Detail: SE 1 foot at 4 seconds and E
1 foot at 8 seconds, becoming SE 2 ft at 4 seconds and E 1 foot
at 9 seconds. Showers likely. Vsby 1 to 3 NM.
.THU NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail:
SE 2 ft at 5 seconds and S 2 ft at 7 seconds. A chance of
showers.
.FRI...SE winds 5 to 10 kt. Seas around 2 ft. A chance of
showers.
.FRI NIGHT THROUGH SAT NIGHT...SW 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.

$$

ANZ254-050300-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
1004 AM EDT Tue Jun 4 2024

.THIS AFTERNOON...NE winds around 5 kt. Seas around 2 ft. Wave
Detail: S 2 ft at 7 seconds and NE 1 foot at 4 seconds.
.TONIGHT...SE winds around 5 kt, becoming SW after midnight. Seas
around 2 ft. Wave Detail: NE 1 foot at 4 seconds and S 1 foot at
7 seconds.
.WED...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. Wave Detail: S 2 ft
at 4 seconds and NE 1 foot at 4 seconds.
.WED NIGHT...S winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds and S
1 foot at 8 seconds. A chance of showers after midnight.
.THU...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. Wave Detail: SW 3 ft at 4 seconds and E 2 ft at 9 seconds.
Showers likely. Vsby 1 to 3 NM.
.THU NIGHT...S winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 3 to 4 ft. Wave Detail: S 4 ft at 7 seconds and E
2 ft at 9 seconds. A chance of showers.
.FRI...S winds around 10 kt. Seas 3 to 4 ft. A chance of showers.
.FRI NIGHT THROUGH SAT NIGHT...SW winds around 10 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.

$$

ANZ255-050300-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
1004 AM EDT Tue Jun 4 2024

.THIS AFTERNOON...E winds 5 to 10 kt. Seas around 2 ft. Wave
Detail: S 2 ft at 7 seconds and E 1 foot at 4 seconds.
.TONIGHT...SE winds around 5 kt, becoming S after midnight. Seas
around 2 ft. Wave Detail: S 2 ft at 7 seconds and E 1 foot at
4 seconds.
.WED...SW winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds
and NE 1 foot at 4 seconds.
.WED NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S
3 ft at 4 seconds and S 1 foot at 8 seconds. A chance of showers
after midnight.
.THU...S winds around 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. Wave Detail: S 4 ft at 6 seconds and E 1 foot at 8 seconds.
Showers likely. Vsby 1 to 3 NM.
.THU NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 3 to 5 ft. Wave Detail: S 5 ft at 8 seconds and E
1 foot at 9 seconds. A chance of showers.
.FRI THROUGH SAT NIGHT...SW 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.

$$

ANZ256-050300-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
1004 AM EDT Tue Jun 4 2024

.THIS AFTERNOON...E winds 5 to 10 kt. Seas around 2 ft. Wave
Detail: S 2 ft at 7 seconds and E 1 foot at 3 seconds.
.TONIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S
2 ft at 5 seconds and E 1 foot at 3 seconds.
.WED...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E
1 foot at 4 seconds and S 1 foot at 5 seconds.
.WED NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S
2 ft at 4 seconds and S 1 foot at 8 seconds. Showers likely after
midnight with vsby 1 to 3 NM.
.THU...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. Wave Detail: SE 4 ft at 7 seconds. Showers likely. Vsby
1 to 3 NM.
.THU NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 4 to 5 ft. Wave Detail: S 5 ft at 8 seconds and E
1 foot at 9 seconds. A chance of showers.
.FRI THROUGH SAT NIGHT...SW 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.

$$

ANZ232-050300-
Nantucket Sound-
1004 AM EDT Tue Jun 4 2024

.THIS AFTERNOON...E winds around 5 kt. Seas around 2 ft. Wave
Detail: E 1 foot at 3 seconds and SW 1 foot at 5 seconds.
.TONIGHT...SE winds around 5 kt, becoming SW after midnight. Seas
1 foot or less. Wave Detail: SW 1 foot at 2 seconds and E 1 foot
at 3 seconds.
.WED...SW winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. Seas 1 foot or less, then around 2 ft in the
afternoon. Wave Detail: SW 1 foot at 2 seconds and NE 1 foot at
4 seconds, becoming S 2 ft at 4 seconds and NE 1 foot at
4 seconds.
.WED NIGHT...S winds 10 to 15 kt. Seas around 2 ft. Wave Detail:
S 2 ft at 4 seconds and S 1 foot at 8 seconds. A chance of
showers after midnight.
.THU...S winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 ft. Wave Detail: S 2 ft at 4 seconds and E 1 foot at 8 seconds.
Showers likely. Vsby 1 to 3 NM.
.THU NIGHT...S winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds and S
2 ft at 7 seconds. A chance of showers.
.FRI THROUGH SAT NIGHT...SW winds 10 to 15 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.

$$

ANZ233-050300-
Vineyard Sound-
1004 AM EDT Tue Jun 4 2024

.THIS AFTERNOON...SE winds 5 to 10 kt. Seas 1 foot or less. Wave
Detail: S 1 foot at 4 seconds and S 1 foot at 8 seconds.
.TONIGHT...S winds 5 to 10 kt. Seas 1 foot or less. Wave Detail:
E 1 foot at 3 seconds and SW 1 foot at 5 seconds.
.WED...SW winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft
in the afternoon. Wave Detail: SW 1 foot at 2 seconds and E
1 foot at 4 seconds, becoming NE 1 foot at 4 seconds and SW
1 foot at 4 seconds.
.WED NIGHT...S winds around 10 kt. Seas around 2 ft in the
evening, then 1 foot or less. Wave Detail: S 1 foot at 4 seconds
and S 1 foot at 8 seconds. A chance of showers after midnight
with vsby 1 to 3 NM.
.THU...S winds 10 to 15 kt. Seas around 2 ft. Wave Detail: S 2 ft
at 4 seconds and E 1 foot at 8 seconds. Showers likely. Vsby 1 to
3 NM.
.THU NIGHT...S winds 10 to 15 kt, becoming SW 5 to 10 kt after
midnight. Seas 2 to 3 ft. Wave Detail: S 3 ft at 8 seconds and S
2 ft at 5 seconds. A chance of showers.
.FRI THROUGH SAT NIGHT...SW winds 10 to 15 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.

$$

ANZ234-050300-
Buzzards Bay-
1004 AM EDT Tue Jun 4 2024

.THIS AFTERNOON...SE winds 5 to 10 kt. Seas 1 foot or less. Wave
Detail: SE 1 foot at 3 seconds and SW 1 foot at 5 seconds.
.TONIGHT...S winds 5 to 10 kt. Seas 1 foot or less. Wave Detail:
S 1 foot at 4 seconds and S 1 foot at 8 seconds.
.WED...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. Seas 1 foot or less. Wave Detail:
SW 1 foot at 2 seconds and E 1 foot at 4 seconds.
.WED NIGHT...S winds 10 to 15 kt. Seas 1 foot or less. Wave
Detail: S 1 foot at 4 seconds and S 1 foot at 8 seconds. A chance
of showers after midnight.
.THU...S winds 10 to 15 kt. Gusts up to 20 kt in the afternoon.
Seas around 2 ft. Wave Detail: S 2 ft at 4 seconds and E 1 foot
at 8 seconds. Showers likely. Vsby 1 to 3 NM.
.THU NIGHT...S winds 10 to 15 kt, becoming SW 5 to 10 kt after
midnight. Seas around 2 ft. Wave Detail: S 2 ft at 5 seconds and
S 2 ft at 8 seconds. A chance of showers.
.FRI THROUGH SAT NIGHT...SW 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.

$$

ANZ235-050300-
Rhode Island Sound-
1004 AM EDT Tue Jun 4 2024

.THIS AFTERNOON...SE winds 5 to 10 kt. Seas around 2 ft. Wave
Detail: S 2 ft at 7 seconds and E 1 foot at 3 seconds.
.TONIGHT...S winds 5 to 10 kt. Seas around 2 ft in the evening,
then 1 foot or less. Wave Detail: S 2 ft at 7 seconds and E
1 foot at 3 seconds, becoming E 1 foot at 4 seconds and S 1 foot
at 5 seconds.
.WED...SW winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft
in the afternoon. Wave Detail: S 1 foot at 2 seconds and E 1 foot
at 4 seconds, becoming S 2 ft at 4 seconds and E 1 foot at
4 seconds.
.WED NIGHT...S winds 10 to 15 kt. Seas around 2 ft. Wave Detail:
S 2 ft at 4 seconds and S 1 foot at 8 seconds. A chance of
showers after midnight with vsby 1 to 3 NM.
.THU...S winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft
at 5 seconds and S 1 foot at 8 seconds. Showers likely. Vsby 1 to
3 NM.
.THU NIGHT...S winds 10 to 15 kt, becoming SW 5 to 10 kt after
midnight. Seas 3 to 4 ft. Wave Detail: S 4 ft at 7 seconds and E
1 foot at 9 seconds. A chance of showers.
.FRI THROUGH SAT NIGHT...SW 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.

$$

ANZ237-050300-
Block Island Sound-
1004 AM EDT Tue Jun 4 2024

.THIS AFTERNOON...SE winds around 10 kt. Seas around 2 ft. Wave
Detail: S 2 ft at 7 seconds and E 1 foot at 9 seconds.
.TONIGHT...S winds 5 to 10 kt. Seas around 2 ft in the evening,
then 1 foot or less. Wave Detail: SE 1 foot at 4 seconds and SE
1 foot at 8 seconds.
.WED...S winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: SW
1 foot at 2 seconds and S 1 foot at 5 seconds.
.WED NIGHT...S winds around 10 kt. Seas around 2 ft. Wave Detail:
S 2 ft at 4 seconds and SE 1 foot at 8 seconds. Showers likely
after midnight with vsby 1 to 3 NM.
.THU...S winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft
at 8 seconds. Showers likely. Vsby 1 to 3 NM in the morning.
.THU NIGHT...SW winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: S
4 ft at 8 seconds. A chance of showers.
.FRI THROUGH SAT NIGHT...SW winds 5 to 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.

$$

ANZ230-050300-
Boston Harbor-
1004 AM EDT Tue Jun 4 2024

.THIS AFTERNOON...E winds 5 to 10 kt. Waves 1 foot or less.
.TONIGHT...SE winds 5 to 10 kt, becoming SW after midnight. Waves
1 foot or less.
.WED...SW winds around 5 kt, becoming S in the afternoon. Waves
1 foot or less.
.WED NIGHT...S winds 10 to 15 kt. Waves around 2 ft in the
evening, then 1 foot or less. A chance of showers after midnight.
.THU...SE winds around 10 kt. Waves 1 foot or less, then around
2 ft in the afternoon. Showers.
.THU NIGHT...E winds 5 to 10 kt. Waves around 2 ft in the
evening, then 1 foot or less. Showers likely, mainly in the
evening.
.FRI THROUGH SAT NIGHT...SW 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.

$$

ANZ236-050300-
Narragansett Bay-
1004 AM EDT Tue Jun 4 2024

.THIS AFTERNOON...SE winds 5 to 10 kt. Waves 1 foot or less.
.TONIGHT...S winds 5 to 10 kt. Waves 1 foot or less.
.WED...SW winds 5 to 10 kt. Waves 1 foot or less.
.WED NIGHT...S winds around 10 kt. Waves 1 foot or less, then
around 2 ft after midnight. Showers likely after midnight.
.THU...S winds around 10 kt. Waves 2 to 3 ft. Showers likely.
Vsby 1 to 3 NM in the morning.
.THU NIGHT...SW winds 5 to 10 kt. Waves 2 to 3 ft. A chance of
showers.
.FRI...S winds 5 to 10 kt. Waves 2 to 3 ft. A chance of showers.
.FRI NIGHT THROUGH SAT NIGHT...SW winds 5 to 10 kt. Waves 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.

$$

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