Coastal Waters Forecast
Issued by NWS Boston, MA

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FZUS51 KBOX 042005
CWFBOX

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

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

ANZ200-050900-
405 PM 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
S of the waters Wed. Low pres over the Ohio Valley will reach srn
New England Thu, then stall over the area Fri into this weekend.
This low pres should move off Sun, only to be replaced by another
low pres early next week.

$$

ANZ250-050900-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
405 PM EDT Tue Jun 4 2024

.TONIGHT...S winds 5 to 10 kt with gusts up to 20 kt. Seas around
2 ft. Wave Detail: SE 1 foot at 4 seconds and S 1 foot at
8 seconds. Areas of fog after midnight with vsby 1 NM or less.
.WED...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft. Wave Detail: S 2 ft at 4 seconds and S 1 foot at 8 seconds.
.WED NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. Wave Detail: S 2 ft at 4 seconds and E 1 foot at
8 seconds. Areas of fog after midnight with vsby 1 NM or less.
.THU...S 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. Areas of fog in
the morning. Vsby 1 NM or less, increasing to 1 to 3 NM in the
afternoon.
.THU NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S
2 ft at 4 seconds and S 2 ft at 7 seconds. Showers, mainly in the
evening.
.FRI...SE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft
at 7 seconds and E 1 foot at 3 seconds.
.FRI NIGHT...S winds around 10 kt. Seas 2 to 3 ft. A chance of
showers.
.SAT THROUGH SUN NIGHT...SW 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.

$$

ANZ251-050900-
Massachusetts Bay and Ipswich Bay-
405 PM EDT Tue Jun 4 2024

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

$$

ANZ231-050900-
Cape Cod Bay-
405 PM EDT Tue Jun 4 2024

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

$$

ANZ254-050900-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
405 PM EDT Tue Jun 4 2024

.TONIGHT...S winds 5 to 10 kt with gusts up to 20 kt. Seas around
2 ft. Wave Detail: SW 1 foot at 2 seconds and NE 1 foot at
4 seconds. Areas of fog after midnight with vsby 1 NM or less.
.WED...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft. Wave Detail: S 2 ft at 4 seconds and NE 1 foot at
4 seconds. Areas of fog in the morning with vsby 1 NM or less.
.WED NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and E 1 foot at
8 seconds. Areas of fog. A chance of showers after midnight. Vsby
1 to 3 NM, decreasing to 1 NM or less 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. Areas of fog in the morning. Vsby 1 NM or less,
increasing to 1 to 3 NM in the afternoon.
.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. Showers likely, mainly in the evening.
.FRI AND FRI NIGHT...SW winds 5 to 10 kt. Seas 3 to 4 ft. Wave
Detail: S 4 ft at 8 seconds and SW 1 foot at 3 seconds.
.SAT THROUGH SUN NIGHT...SW 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.

$$

ANZ255-050900-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
405 PM EDT Tue Jun 4 2024

.TONIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S
2 ft at 7 seconds and E 1 foot at 4 seconds. Areas of fog. Vsby
1 NM or less.
.WED...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. Wave Detail: SW
2 ft at 4 seconds and NE 1 foot at 4 seconds. Areas of fog in the
morning with vsby 1 NM or less.
.WED NIGHT...S winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 5 seconds and S
1 foot at 8 seconds. Areas of fog. A chance of showers after
midnight. Vsby 1 to 3 NM, decreasing to 1 NM or less after
midnight.
.THU...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. Wave Detail: S 4 ft at 5 seconds and E 1 foot at 9 seconds.
Showers. Areas of fog in the morning. Vsby 1 NM or less,
increasing to 1 to 3 NM in the afternoon.
.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 7 seconds and E
1 foot at 9 seconds. A chance of showers.
.FRI AND FRI NIGHT...SW winds around 10 kt. Seas 3 to 5 ft. Wave
Detail: S 5 ft at 8 seconds and E 1 foot at 9 seconds.
.SAT THROUGH SUN NIGHT...SW 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.

$$

ANZ256-050900-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
405 PM EDT Tue Jun 4 2024

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

$$

ANZ232-050900-
Nantucket Sound-
405 PM EDT Tue Jun 4 2024

.TONIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S
1 foot at 4 seconds and S 1 foot at 8 seconds. Areas of fog. Vsby
1 NM or less.
.WED...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 ft. Wave Detail: SW 2 ft at 4 seconds and NE 1 foot at
4 seconds. Areas of fog in the morning with vsby 1 NM or less.
.WED NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
around 2 ft. Wave Detail: S 2 ft at 4 seconds and S 1 foot at
8 seconds. Areas of fog after midnight. A chance of showers after
midnight with vsby 1 NM or less.
.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. Areas of fog in the morning. Vsby 1 to 3 NM.
.THU NIGHT...S winds 10 to 15 kt with gusts up to 20 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 7 seconds. Showers likely, mainly
in the evening.
.FRI AND FRI NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave
Detail: S 2 ft at 8 seconds and SW 1 foot at 3 seconds.
.SAT THROUGH SUN NIGHT...SW 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.

$$

ANZ233-050900-
Vineyard Sound-
405 PM EDT Tue Jun 4 2024

.TONIGHT...S winds 5 to 10 kt. Seas around 2 ft this evening,
then 1 foot or less. Wave Detail: S 1 foot at 4 seconds and S
1 foot at 8 seconds, becoming S 1 foot at 2 seconds and E 1 foot
at 3 seconds. Areas of fog. Vsby 1 NM or less.
.WED...SW winds 5 to 10 kt. Gusts up to 20 kt in the afternoon.
Seas around 2 ft. Wave Detail: E 1 foot at 4 seconds and SW
1 foot at 4 seconds. Areas of fog in the morning with vsby 1 NM
or less.
.WED NIGHT...SW winds around 10 kt. Seas around 2 ft. Wave
Detail: SW 2 ft at 4 seconds and S 1 foot at 8 seconds. Areas of
fog after midnight. A chance of showers after midnight with vsby
1 NM or less.
.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. Areas of fog in the morning. Vsby 1 NM or
less, increasing to 1 to 3 NM in the afternoon.
.THU NIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt
after midnight. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds
and S 2 ft at 5 seconds. A chance of showers in the evening.
.FRI AND FRI NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave
Detail: SW 3 ft at 7 seconds and SW 1 foot at 2 seconds.
.SAT THROUGH SUN NIGHT...SW 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.

$$

ANZ234-050900-
Buzzards Bay-
405 PM EDT Tue Jun 4 2024

.TONIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S
1 foot at 2 seconds and E 1 foot at 3 seconds. Areas of fog. Vsby
1 NM or less.
.WED...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. Wave Detail: SW
2 ft at 4 seconds and E 1 foot at 4 seconds. Areas of fog in the
morning with vsby 1 NM or less.
.WED NIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds and
S 1 foot at 8 seconds. Areas of fog after midnight. A chance of
showers after midnight with vsby 1 NM or less.
.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. Areas of fog in the morning. Vsby 1 to
3 NM.
.THU NIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt
after midnight. Seas around 2 ft. Wave Detail: S 2 ft at
5 seconds and S 2 ft at 7 seconds. A chance of showers in the
evening.
.FRI AND FRI NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave
Detail: SW 2 ft at 8 seconds and SW 1 foot at 2 seconds.
.SAT THROUGH SUN NIGHT...SW 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.

$$

ANZ235-050900-
Rhode Island Sound-
405 PM EDT Tue Jun 4 2024

.TONIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S
2 ft at 7 seconds and E 1 foot at 3 seconds. Areas of fog. Vsby
1 NM or less.
.WED...SW winds 5 to 10 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 4 seconds. Areas of fog in the morning with vsby 1 NM or less.
.WED NIGHT...S winds around 10 kt. Seas around 2 ft. Wave Detail:
S 2 ft at 5 seconds and S 1 foot at 8 seconds. Areas of fog after
midnight. A chance of showers after midnight with vsby 1 NM or
less.
.THU...S winds 10 to 15 kt. Gusts up to 20 kt in the afternoon.
Seas 2 to 3 ft. Wave Detail: S 3 ft at 5 seconds and S 1 foot at
8 seconds. Showers. Areas of fog in the morning. Vsby 1 NM or
less, increasing to 1 to 3 NM in the afternoon.
.THU NIGHT...SW winds 10 to 15 kt, diminishing to 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 in the evening.
.FRI AND FRI NIGHT...SW winds 5 to 10 kt. Seas 3 to 4 ft. Wave
Detail: S 4 ft at 8 seconds and E 1 foot at 9 seconds.
.SAT THROUGH SUN 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.

$$

ANZ237-050900-
Block Island Sound-
405 PM EDT Tue Jun 4 2024

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

$$

ANZ230-050900-
Boston Harbor-
405 PM EDT Tue Jun 4 2024

.TONIGHT...SE winds 5 to 10 kt, becoming SW with gusts up to
20 kt after midnight. Waves 1 foot or less, then around 2 ft
after midnight. A slight chance of showers after midnight.
.WED...SW winds 5 to 10 kt. Waves 1 foot or less.
.WED NIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt in the
evening. Waves around 2 ft in the evening, then 1 foot or less.
Areas of fog after midnight. A chance of showers after midnight
with vsby 1 to 3 NM.
.THU...SE winds 5 to 10 kt. Waves 1 foot or less. Showers. Areas
of fog in the morning with vsby 1 to 3 NM.
.THU NIGHT...E winds 5 to 10 kt. Waves 1 foot or less. Showers,
mainly in the evening.
.FRI AND FRI NIGHT...S winds 5 to 10 kt. Waves 1 foot or less. A
chance of showers.
.SAT THROUGH SUN 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.

$$

ANZ236-050900-
Narragansett Bay-
405 PM EDT Tue Jun 4 2024

.TONIGHT...S winds 5 to 10 kt. Waves 1 foot or less. Areas of fog
after midnight with vsby 1 NM or less.
.WED...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. Waves 1 foot or less, then around
2 ft in the afternoon.
.WED NIGHT...S winds 5 to 10 kt. Waves 1 foot or less, then
around 2 ft after midnight. Areas of fog after midnight. A chance
of showers after midnight with vsby 1 NM or less.
.THU...S winds 5 to 10 kt. Waves 2 to 3 ft. Showers. Areas of fog
in the morning. Vsby 1 to 3 NM.
.THU NIGHT...SW winds 5 to 10 kt. Waves 2 to 3 ft. A chance of
showers in the evening.
.FRI AND FRI NIGHT...SW winds 5 to 10 kt. Waves 2 to 3 ft.
.SAT THROUGH SUN...SW winds 10 to 15 kt. Waves 2 to 3 ft. A
chance of showers.
.SUN 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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