Coastal Waters Forecast
Issued by NWS Boston, MA

Home |  Current Version |  Previous Version |  Graphics & Text |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
923
FZUS51 KBOX 232005
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
404 PM EDT Sun Jun 23 2024

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

ANZ200-240900-
404 PM EDT Sun Jun 23 2024

.Synopsis for Massachusetts and Rhode Island coastal waters...
Low pressure will pass well to the north and bring a cold front
across the waters Monday. High pressure builds in for Tuesday.
Another cold front moves through late Wednesday and early Thursday
with high pressure building in for Friday and Saturday.

$$

ANZ250-240900-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
404 PM EDT Sun Jun 23 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY EVENING...

.TONIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
6 ft. Wave Detail: S 5 ft at 5 seconds and SE 1 foot at
9 seconds. A chance of showers. Isolated tstms this evening, then
a slight chance of tstms after midnight. Some tstms may produce
damaging winds, small hail, and heavy rainfall this evening. Vsby
1 to 3 NM.
.MON...SW winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: SE
4 ft at 8 seconds and SW 3 ft at 4 seconds. A chance of showers
in the morning with vsby 1 NM or less.
.MON NIGHT...W winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas 3 to 5 ft. Wave Detail: SE 3 ft at 9 seconds and W
2 ft at 3 seconds.
.TUE...NW winds 10 to 15 kt with gusts up to 20 kt, becoming W
5 to 10 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: N 3 ft
at 4 seconds and SE 3 ft at 9 seconds.
.TUE NIGHT...S winds 5 to 10 kt, becoming SW 10 to 15 kt with
gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: SW
2 ft at 3 seconds and SE 2 ft at 9 seconds.
.WED...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to
5 ft. Wave Detail: S 3 ft at 5 seconds and SE 2 ft at 8 seconds.
.WED NIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 25 kt. Seas 3 to 5 ft. Showers likely
with a chance of tstms. Some tstms may produce heavy rainfall.
.THU...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. Showers likely.
.THU NIGHT THROUGH FRI NIGHT...S winds 5 to 10 kt. Seas 2 to
3 ft.

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.

$$

ANZ251-240900-
Massachusetts Bay and Ipswich Bay-
404 PM EDT Sun Jun 23 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.TONIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to
4 ft. Wave Detail: S 3 ft at 5 seconds and E 1 foot at
10 seconds. A chance of showers. Isolated tstms. Some tstms may
produce damaging winds, small hail, and heavy rainfall this
evening. Vsby 1 to 3 NM after midnight.
.MON...SW winds 10 to 15 kt. Gusts up to 20 kt in the morning.
Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds and SE 1 foot at
9 seconds.
.MON NIGHT...W winds 10 to 15 kt. Seas around 2 ft. Wave Detail:
NW 2 ft at 3 seconds and S 1 foot at 6 seconds.
.TUE...NW winds 10 to 15 kt, becoming SW 5 to 10 kt in the
afternoon. Seas around 2 ft. Wave Detail: N 2 ft at 4 seconds and
SE 1 foot at 7 seconds.
.TUE NIGHT...S winds 5 to 10 kt, becoming SW 10 to 15 kt with
gusts up to 20 kt after midnight. Seas around 2 ft. Wave Detail:
SW 1 foot at 2 seconds and NE 1 foot at 5 seconds.
.WED...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
3 ft. Wave Detail: S 2 ft at 4 seconds and NE 1 foot at
4 seconds. A chance of showers in the afternoon.
.WED NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas
2 to 3 ft. Showers likely with a chance of tstms. Some tstms may
produce heavy rainfall.
.THU...SW winds 5 to 10 kt. Seas 2 to 3 ft. Showers likely.
.THU NIGHT THROUGH FRI NIGHT...S winds 5 to 10 kt. Seas around
2 ft.

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.

$$

ANZ231-240900-
Cape Cod Bay-
404 PM EDT Sun Jun 23 2024

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

.TONIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
5 ft. Wave Detail: S 4 ft at 5 seconds and E 1 foot at
10 seconds. A chance of showers with a slight chance of tstms.
Vsby 1 to 3 NM after midnight.
.MON...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
4 ft. Wave Detail: S 3 ft at 9 seconds and SW 2 ft at 3 seconds.
A chance of showers in the morning with vsby 1 NM or less.
.MON NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. Wave Detail: NW 2 ft at 3 seconds and S 2 ft at
9 seconds.
.TUE...NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. Seas 2 to 3 ft. Wave Detail: N 2 ft at 4 seconds and
SE 2 ft at 9 seconds.
.TUE NIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt after
midnight. Seas around 2 ft. Wave Detail: SE 2 ft at 9 seconds and
W 1 foot at 4 seconds.
.WED...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Gusts up to 30 kt. Seas 2 to 4 ft. Wave Detail: SW
2 ft at 3 seconds and S 2 ft at 8 seconds.
.WED NIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. A chance of
showers in the evening. Showers likely after midnight.
.THU...SW winds 5 to 10 kt with gusts up to 20 kt. Seas around
2 ft. Showers likely.
.THU NIGHT...NW winds 5 to 10 kt. Seas around 2 ft. A chance of
showers.
.FRI AND FRI NIGHT...NE winds 5 to 10 kt, becoming SE. Seas
around 2 ft.

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.

$$

ANZ254-240900-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
404 PM EDT Sun Jun 23 2024

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

.TONIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to
8 ft. Wave Detail: S 7 ft at 7 seconds and SW 2 ft at 4 seconds.
A chance of showers this evening, then showers likely with a
slight chance of tstms after midnight. Vsby 1 to 3 NM, decreasing
to 1 NM or less after midnight.
.MON...SW winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. Gusts up to 30 kt. Seas 5 to 8 ft. Wave Detail: S 7 ft
at 8 seconds and W 2 ft at 5 seconds. A chance of showers in the
morning with vsby 1 NM or less.
.MON NIGHT...SW winds 15 to 20 kt, becoming W 10 to 15 kt after
midnight. Seas 5 to 7 ft. Wave Detail: S 6 ft at 9 seconds and W
2 ft at 4 seconds.
.TUE...NW winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: S
4 ft at 9 seconds and N 2 ft at 4 seconds.
.TUE NIGHT AND WED...SW winds 15 to 20 kt with gusts up to 30 kt.
Seas 3 to 5 ft. Wave Detail: SW 4 ft at 5 seconds and S 3 ft at
8 seconds.
.WED NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas
4 to 5 ft. Wave Detail: S 5 ft at 7 seconds and SE 2 ft at
9 seconds. A chance of showers.
.THU AND THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt,
becoming NW 5 to 10 kt. Seas 3 to 5 ft. A chance of showers.
.FRI AND FRI NIGHT...NE winds 5 to 10 kt, becoming SE. Seas 2 to
4 ft.

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.

$$

ANZ255-240900-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
404 PM EDT Sun Jun 23 2024

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

.TONIGHT...SW winds 25 to 30 kt, diminishing to 20 to 25 kt after
midnight. Seas 7 to 10 ft. Wave Detail: SW 10 ft at 8 seconds and
SW 2 ft at 4 seconds. A chance of showers this evening, then
showers likely with a chance of tstms after midnight. Vsby 1 to
3 NM, decreasing to 1 NM or less after midnight.
.MON...SW winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. Gusts up to 30 kt. Seas 7 to 10 ft. Wave Detail: S
9 ft at 9 seconds and SW 1 foot at 4 seconds. Showers likely in
the morning with vsby 1 NM or less.
.MON NIGHT...W winds 15 to 20 kt. Seas 6 to 9 ft, subsiding to
5 to 7 ft after midnight. Wave Detail: S 8 ft at 9 seconds and W
1 foot at 3 seconds, becoming S 7 ft at 9 seconds and W 1 foot at
4 seconds.
.TUE...NW winds 10 to 15 kt, becoming W in the afternoon. Seas
4 to 6 ft. Wave Detail: S 6 ft at 8 seconds and SE 3 ft at
9 seconds.
.TUE NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas 3 to 4 ft. Wave Detail: SW 4 ft at 8 seconds and
SW 2 ft at 4 seconds.
.WED...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
6 ft. Wave Detail: SW 6 ft at 7 seconds and SE 2 ft at 8 seconds.
.WED NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas
4 to 6 ft. A chance of showers after midnight.
.THU AND THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt,
becoming NW. Seas 3 to 5 ft. A chance of showers.
.FRI AND FRI NIGHT...NE winds 10 to 15 kt, becoming E 5 to 10 kt.
Seas 2 to 4 ft.

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.

$$

ANZ256-240900-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
404 PM EDT Sun Jun 23 2024

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

.TONIGHT...SW winds 25 to 30 kt, diminishing to 20 to 25 kt after
midnight. Seas 7 to 10 ft. Wave Detail: SW 10 ft at 8 seconds and
S 2 ft at 8 seconds. A chance of showers with isolated tstms this
evening, then showers likely with a chance of tstms after
midnight. Some tstms may produce damaging winds, small hail, and
heavy rainfall this evening. Vsby 1 to 3 NM after midnight.
.MON...SW winds 20 to 25 kt with gusts up to 30 kt, diminishing
to 15 to 20 kt in the afternoon. Seas 7 to 10 ft. Wave Detail: S
9 ft at 9 seconds and SW 1 foot at 4 seconds. A chance of showers
in the morning with vsby 1 NM or less.
.MON NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas
5 to 8 ft. Wave Detail: SW 7 ft at 9 seconds and NW 2 ft at
4 seconds.
.TUE...NW winds 10 to 15 kt with gusts up to 20 kt, becoming W in
the afternoon. Seas 4 to 6 ft, subsiding to 3 to 4 ft in the
afternoon. Wave Detail: S 5 ft at 8 seconds and NW 2 ft at
4 seconds, becoming S 4 ft at 8 seconds and W 1 foot at
4 seconds.
.TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 4 ft. Wave Detail: SW 4 ft at 8 seconds and SW 2 ft at
4 seconds.
.WED...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to
6 ft. Wave Detail: SW 6 ft at 7 seconds and SE 2 ft at 8 seconds.
.WED NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas
5 to 6 ft. A chance of showers in the evening, then showers
likely after midnight.
.THU...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to
5 ft. Showers likely.
.THU NIGHT THROUGH FRI NIGHT...SE winds 5 to 10 kt. Seas 2 to
4 ft.

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.

$$

ANZ232-240900-
Nantucket Sound-
404 PM EDT Sun Jun 23 2024

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

.TONIGHT...SW winds 25 to 30 kt, diminishing to 20 to 25 kt after
midnight. Seas 4 to 6 ft. Wave Detail: S 5 ft at 7 seconds and SW
4 ft at 4 seconds. A chance of showers this evening, then showers
likely with a chance of tstms after midnight. Vsby 1 to 3 NM.
.MON...SW winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. Gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: SW
4 ft at 4 seconds and SW 4 ft at 8 seconds. A chance of showers
in the morning with vsby 1 NM or less.
.MON NIGHT...W winds 15 to 20 kt, becoming NW 10 to 15 kt after
midnight. Gusts up to 25 kt. Seas 4 to 6 ft, subsiding to 2 to
4 ft after midnight. Wave Detail: W 3 ft at 4 seconds and S 2 ft
at 9 seconds, becoming W 2 ft at 3 seconds and SW 2 ft at
9 seconds.
.TUE...NW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: N 2 ft
at 3 seconds and SW 2 ft at 8 seconds.
.TUE NIGHT AND WED...SW winds 15 to 20 kt with gusts up to 30 kt.
Seas 2 to 4 ft. Wave Detail: SW 3 ft at 5 seconds and N 1 foot at
4 seconds.
.WED NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas
3 to 4 ft. Wave Detail: SW 3 ft at 4 seconds and S 3 ft at
7 seconds. A chance of showers.
.THU AND THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt,
becoming NW. Seas 2 to 3 ft. A chance of showers.
.FRI AND FRI NIGHT...NE winds 10 to 15 kt, becoming SE 5 to
10 kt. Seas around 2 ft.

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.

$$

ANZ233-240900-
Vineyard Sound-
404 PM EDT Sun Jun 23 2024

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

.TONIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
6 ft. Wave Detail: SW 6 ft at 7 seconds and SW 2 ft at 4 seconds.
A chance of showers with isolated tstms this evening, then
showers likely with a chance of tstms after midnight with vsby
1 to 3 NM.
.MON...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft. Wave Detail: SW 6 ft at 9 seconds and SW 2 ft at 4 seconds.
A chance of showers in the morning with vsby 1 to 3 NM.
.MON NIGHT...W winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 3 to 5 ft. Wave Detail: SW 5 ft at 9 seconds and W
1 foot at 4 seconds.
.TUE...NW winds around 10 kt, becoming W in the afternoon. Seas
2 to 3 ft. Wave Detail: SW 3 ft at 8 seconds and SE 2 ft at
9 seconds.
.TUE NIGHT AND WED...SW winds 15 to 20 kt with gusts up to 30 kt.
Seas 2 to 4 ft. Wave Detail: SW 4 ft at 7 seconds and SW 2 ft at
4 seconds.
.WED NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas
3 to 4 ft. Wave Detail: SW 4 ft at 7 seconds and SW 2 ft at
4 seconds. A chance of showers in the evening, then showers
likely after midnight.
.THU...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. Showers likely.
.THU NIGHT THROUGH FRI NIGHT...SE winds 5 to 10 kt. Seas 2 to
3 ft.

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.

$$

ANZ234-240900-
Buzzards Bay-
404 PM EDT Sun Jun 23 2024

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

.TONIGHT...SW winds 20 to 25 kt, diminishing to 15 to 20 kt after
midnight. Gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: SW 5 ft
at 7 seconds and SW 3 ft at 4 seconds. A chance of showers with
isolated tstms this evening, then showers likely with a chance of
tstms after midnight. Some tstms may produce damaging winds,
small hail, and heavy rainfall this evening. Vsby 1 to 3 NM after
midnight.
.MON...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. Wave Detail: SW 5 ft at 8 seconds and S 4 ft at 9 seconds.
A chance of showers in the morning with vsby 1 to 3 NM.
.MON NIGHT...W winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 2 to 4 ft. Wave Detail: SW 4 ft at 9 seconds and W
2 ft at 4 seconds.
.TUE...NW winds around 10 kt, becoming W in the afternoon. Seas
2 to 3 ft. Wave Detail: SW 2 ft at 8 seconds and SE 2 ft at
9 seconds.
.TUE NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds and
SW 2 ft at 7 seconds.
.WED...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to
4 ft. Wave Detail: SW 4 ft at 5 seconds and N 1 foot at
4 seconds.
.WED NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas
3 to 4 ft. A chance of showers in the evening. Showers likely
after midnight.
.THU...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft. Showers likely.
.THU NIGHT THROUGH FRI NIGHT...SE winds 5 to 10 kt. Seas around
2 ft.

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.

$$

ANZ235-240900-
Rhode Island Sound-
404 PM EDT Sun Jun 23 2024

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

.TONIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to
8 ft. Wave Detail: S 8 ft at 7 seconds and SW 1 foot at
4 seconds. A chance of showers with a slight chance of tstms this
evening, then showers likely with a chance of tstms after
midnight. Some tstms may produce damaging winds, small hail, and
heavy rainfall this evening. Vsby 1 to 3 NM after midnight.
.MON...SW winds 20 to 25 kt with gusts up to 30 kt, diminishing
to 15 to 20 kt in the afternoon. Seas 5 to 8 ft, subsiding to
5 to 6 ft in the afternoon. Wave Detail: S 8 ft at 9 seconds and
SW 1 foot at 4 seconds, becoming SW 6 ft at 9 seconds and SW
1 foot at 4 seconds. A chance of showers in the morning with vsby
1 NM or less.
.MON NIGHT...W winds 15 to 20 kt, becoming NW 10 to 15 kt after
midnight. Seas 4 to 6 ft. Wave Detail: S 6 ft at 9 seconds and W
1 foot at 5 seconds.
.TUE...NW winds 10 to 15 kt, becoming SW 5 to 10 kt in the
afternoon. Seas 2 to 4 ft. Wave Detail: S 4 ft at 8 seconds and
NW 1 foot at 4 seconds.
.TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft. Wave Detail: S 3 ft at 8 seconds and SW 2 ft at
4 seconds.
.WED...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
5 ft. Wave Detail: SW 5 ft at 7 seconds and SE 2 ft at 8 seconds.
.WED NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas
3 to 5 ft. A chance of showers in the evening. Showers likely
after midnight.
.THU...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft. Showers likely.
.THU NIGHT THROUGH FRI NIGHT...SE winds 5 to 10 kt. Seas 2 to
3 ft.

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.

$$

ANZ237-240900-
Block Island Sound-
404 PM EDT Sun Jun 23 2024

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

.TONIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to
7 ft. Wave Detail: S 7 ft at 7 seconds. A chance of showers with
a slight chance of tstms this evening, then showers likely with a
chance of tstms after midnight. Some tstms may produce damaging
winds, small hail, and heavy rainfall this evening. Vsby 1 to
3 NM after midnight.
.MON...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to
7 ft. Wave Detail: S 6 ft at 9 seconds and W 2 ft at 4 seconds. A
chance of showers in the morning with vsby 1 NM or less.
.MON NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas
4 to 6 ft. Wave Detail: S 5 ft at 9 seconds and W 2 ft at
4 seconds.
.TUE...NW winds 10 to 15 kt, becoming W in the afternoon. Seas
2 to 4 ft. Wave Detail: S 3 ft at 8 seconds and W 2 ft at
3 seconds.
.TUE NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas 2 to 3 ft. Wave Detail: S 3 ft at 8 seconds and SE
3 ft at 9 seconds.
.WED...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: S 4 ft
at 7 seconds and W 2 ft at 4 seconds.
.WED NIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 25 kt. Seas 3 to 5 ft. A chance of
showers in the evening. Showers likely after midnight.
.THU...SW winds 5 to 10 kt. Seas 2 to 4 ft. Showers likely.
.THU NIGHT THROUGH FRI NIGHT...SE winds 5 to 10 kt. Seas 2 to
3 ft.

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.

$$

ANZ230-240900-
Boston Harbor-
404 PM EDT Sun Jun 23 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM EDT THIS EVENING...

.TONIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt after
midnight. Gusts up to 25 kt. Waves around 2 ft. A chance of
showers. Isolated tstms. Some tstms may produce damaging winds,
small hail, and heavy rainfall this evening. Vsby 1 to 3 NM after
midnight.
.MON...SW winds 10 to 15 kt. Waves 1 foot or less.
.MON NIGHT...NW winds 10 to 15 kt. Waves 1 foot or less.
.TUE...NW winds 5 to 10 kt. Waves 1 foot or less.
.TUE NIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt after
midnight. Waves 1 foot or less.
.WED...SW winds 10 to 15 kt with gusts up to 25 kt. Waves around
2 ft. A chance of showers in the afternoon.
.WED NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Waves
around 2 ft. Showers likely with a chance of tstms. Some tstms
may produce heavy rainfall.
.THU...W winds 5 to 10 kt. Waves around 2 ft. Showers likely.
.THU NIGHT THROUGH FRI NIGHT...S winds 5 to 10 kt. Waves 1 foot
or less.

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.

$$

ANZ236-240900-
Narragansett Bay-
404 PM EDT Sun Jun 23 2024

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

.TONIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Waves
3 to 5 ft. A chance of showers with a slight chance of tstms this
evening, then showers likely with isolated tstms after midnight.
Some tstms may produce damaging winds, small hail, and heavy
rainfall this evening. Vsby 1 to 3 NM after midnight.
.MON...SW winds 10 to 15 kt with gusts up to 20 kt. Waves 3 to
5 ft. A chance of showers in the morning with vsby 1 to 3 NM.
.MON NIGHT...NW winds around 10 kt. Gusts up to 20 kt in the
evening. Waves 2 to 4 ft.
.TUE...NW winds around 10 kt, becoming W in the afternoon. Waves
2 to 3 ft.
.TUE NIGHT AND WED...SW winds 15 to 20 kt with gusts up to 25 kt.
Waves 2 to 4 ft.
.WED NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Waves
2 to 4 ft. A chance of tstms. A chance of showers in the evening,
then showers likely after midnight. Some tstms may produce heavy
rainfall.
.THU...SW winds 5 to 10 kt. Waves around 2 ft. Showers likely.
.THU NIGHT THROUGH FRI NIGHT...SE winds 5 to 10 kt. Waves around
2 ft.

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.

$$

For the latest updates...please visit our webpage at
www.weather.gov/boston

You can follow us on Facebook at
www.facebook.com/NWSBoston

You can follow us on Twitter at
@NWSBoston