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(1/9)
Latest Coastal Waters Forecast by KBOX
Issued 11/13/2025 4:03 AM America/New_York.
Valid through 11/13/2025 5:00 PM America/New_York.
fzus51 kbox 130903
cwfbox
expires:202511132200;;332295
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 am est thu nov 13 2025
coastal waters from the merrimack river ma to watch hill ri out
to 25 nm
anz231-132200-
cape cod bay-
403 am est thu nov 13 2025
...small craft advisory in effect from 3 pm est this afternoon
through friday morning...
.today...w winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: w 2 ft at 3 seconds and se 1 foot at
10 seconds. a chance of showers this afternoon.
.tonight...nw winds 15 to 20 kt with gusts up to 25 kt. seas
around 3 ft. wave detail: nw 3 ft at 5 seconds and se 1 foot at
10 seconds.
.fri...nw winds 15 to 20 kt. seas 2 to 3 ft. wave detail: nw 3 ft
at 5 seconds and ne 2 ft at 8 seconds.
.fri night...nw winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 3 ft. wave detail: n 3 ft at 6 seconds.
.sat...nw winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas 2 to 3 ft. wave detail: n 3 ft at 6 seconds.
.sat night...sw winds 10 to 15 kt, increasing to 15 to 20 kt with
gusts up to 25 kt after midnight. seas 2 to 3 ft. wave detail: w
2 ft at 4 seconds and n 2 ft at 7 seconds. a chance of rain in
the evening, then rain likely after midnight.
.sun...w winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
4 ft. rain likely.
.sun night...w winds 25 to 30 kt with gusts up to 35 kt. seas
3 to 4 ft. a chance of showers.
.mon and mon night...w winds 25 to 30 kt, diminishing to 20 to
25 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.
$$
(2/9)
Latest Coastal Waters Forecast by KBOX
Issued 11/13/2025 4:03 AM America/New_York.
Valid through 11/13/2025 5:00 PM America/New_York.
fzus51 kbox 130903
cwfbox
expires:202511132200;;332299
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 am est thu nov 13 2025
coastal waters from the merrimack river ma to watch hill ri out
to 25 nm
anz232-132200-
nantucket sound-
403 am est thu nov 13 2025
...small craft advisory in effect through friday morning...
.today...w winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. wave detail: w 3 ft at 4 seconds and se 1 foot at
10 seconds. a chance of showers this afternoon.
.tonight...nw winds 20 to 25 kt. seas 3 to 4 ft. wave detail: w
4 ft at 4 seconds and s 1 foot at 10 seconds. a chance of showers
in the evening.
.fri...nw winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. seas 2 to 4 ft. wave detail: nw 4 ft at 4 seconds and
ne 1 foot at 9 seconds.
.fri night...nw winds 15 to 20 kt. seas 2 to 3 ft. wave detail:
nw 3 ft at 4 seconds and ne 1 foot at 8 seconds.
.sat...nw winds 15 to 20 kt, becoming w 10 to 15 kt in the
afternoon. seas 2 to 3 ft. wave detail: nw 2 ft at 3 seconds and
ne 1 foot at 8 seconds.
.sat night...w winds 10 to 15 kt, becoming sw 20 to 25 kt after
midnight. seas 2 to 3 ft. wave detail: sw 3 ft at 5 seconds and
ne 1 foot at 10 seconds. a chance of rain in the evening, then
rain likely after midnight.
.sun...w winds 25 to 30 kt. seas 4 to 6 ft. rain likely.
.sun night...w winds 30 to 35 kt with gusts up to 40 kt. seas
5 to 7 ft. a chance of showers.
.mon...w winds 25 to 35 kt. seas 5 to 7 ft.
.mon night...w winds 25 to 30 kt with gusts up to 35 kt. seas
4 to 6 ft.
seas are reported as significant wave height, which is the
average of the highest third of the waves. individual wave
heights may be more than twice the significant wave height.
$$
(3/9)
Latest Coastal Waters Forecast by KBOX
Issued 11/13/2025 4:03 AM America/New_York.
Valid through 11/13/2025 5:00 PM America/New_York.
fzus51 kbox 130903
cwfbox
expires:202511132200;;332300
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 am est thu nov 13 2025
coastal waters from the merrimack river ma to watch hill ri out
to 25 nm
anz233-132200-
vineyard sound-
403 am est thu nov 13 2025
...small craft advisory in effect through friday morning...
.today...w winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. wave detail: sw 4 ft at 7 seconds and se 1 foot at
10 seconds. a chance of showers this afternoon.
.tonight...nw winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
4 ft. wave detail: w 4 ft at 7 seconds and s 1 foot at
10 seconds.
.fri...nw winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: nw 3 ft at 6 seconds and se 1 foot at
9 seconds.
.fri night...nw winds 15 to 20 kt. seas 2 to 3 ft. wave detail:
nw 2 ft at 4 seconds and ne 1 foot at 8 seconds.
.sat...nw winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas around 2 ft. wave detail: nw 2 ft at 3 seconds and ne 1 foot
at 8 seconds.
.sat night...sw winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. seas 2 to 4 ft. wave detail: sw 4 ft at 6 seconds
and ne 1 foot at 10 seconds. a chance of rain in the evening,
then rain likely after midnight.
.sun...w winds 25 to 30 kt. seas 4 to 6 ft. rain likely.
.sun night and mon...w winds 25 to 30 kt with gusts up to 40 kt.
seas 5 to 7 ft.
.mon night...w winds 25 to 30 kt with gusts up to 35 kt. seas
4 to 6 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.
$$
(4/9)
Latest Coastal Waters Forecast by KBOX
Issued 11/13/2025 4:03 AM America/New_York.
Valid through 11/13/2025 5:00 PM America/New_York.
fzus51 kbox 130903
cwfbox
expires:202511132200;;332301
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 am est thu nov 13 2025
coastal waters from the merrimack river ma to watch hill ri out
to 25 nm
anz234-132200-
buzzards bay-
403 am est thu nov 13 2025
...small craft advisory in effect through friday morning...
.today...w winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. wave detail: sw 3 ft at 8 seconds and se 1 foot at
10 seconds. a slight chance of showers this afternoon.
.tonight...nw winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: w 3 ft at 6 seconds and s 1 foot at
10 seconds.
.fri...nw winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: nw 3 ft at 5 seconds and se 1 foot at
9 seconds.
.fri night...nw winds around 15 kt with gusts up to 20 kt. seas
around 2 ft. wave detail: nw 2 ft at 3 seconds and ne 1 foot at
8 seconds.
.sat...nw winds 10 to 15 kt. seas around 2 ft. wave detail: nw
2 ft at 3 seconds and ne 1 foot at 8 seconds.
.sat night...sw winds 10 to 15 kt, increasing to 20 to 25 kt
after midnight. seas 2 to 4 ft. wave detail: sw 4 ft at 5 seconds
and ne 1 foot at 10 seconds. a chance of rain in the evening,
then rain after midnight.
.sun...w winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft. rain likely.
.sun night through mon night...w winds 25 to 30 kt with gusts up
to 35 kt. seas 3 to 5 ft.
seas are reported as significant wave height, which is the
average of the highest third of the waves. individual wave
heights may be more than twice the significant wave height.
$$
(5/9)
Latest Coastal Waters Forecast by KBOX
Issued 11/13/2025 4:03 AM America/New_York.
Valid through 11/13/2025 5:00 PM America/New_York.
fzus51 kbox 130903
cwfbox
expires:202511132200;;332302
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 am est thu nov 13 2025
coastal waters from the merrimack river ma to watch hill ri out
to 25 nm
anz235-132200-
rhode island sound-
403 am est thu nov 13 2025
...small craft advisory in effect through friday morning...
.today...w winds 15 to 20 kt with gusts up to 25 kt. seas 4 to
6 ft. wave detail: sw 6 ft at 8 seconds and se 1 foot at
9 seconds. a slight chance of showers this afternoon.
.tonight...nw winds 20 to 25 kt. seas 3 to 5 ft. wave detail: w
5 ft at 7 seconds and s 2 ft at 9 seconds.
.fri...nw winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. wave detail: nw 4 ft at 5 seconds and s 1 foot at
10 seconds.
.fri night...nw winds 15 to 20 kt. seas 2 to 3 ft. wave detail:
nw 3 ft at 4 seconds and ne 1 foot at 9 seconds.
.sat...nw winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas around 2 ft. wave detail: nw 2 ft at 3 seconds and ne 1 foot
at 9 seconds.
.sat night...sw winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. seas 2 to 4 ft. wave detail: sw 4 ft at 6 seconds
and e 1 foot at 10 seconds. a chance of rain in the evening, then
rain after midnight.
.sun...w winds 25 to 30 kt. seas 4 to 6 ft. rain likely.
.sun night and mon...w winds 25 to 30 kt with gusts up to 35 kt.
seas 6 to 9 ft.
.mon night...w winds 25 to 30 kt with gusts up to 35 kt. seas
4 to 6 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.
$$
(6/9)
Latest Coastal Waters Forecast by KBOX
Issued 11/13/2025 4:03 AM America/New_York.
Valid through 11/13/2025 5:00 PM America/New_York.
fzus51 kbox 130903
cwfbox
expires:202511132200;;332305
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 am est thu nov 13 2025
coastal waters from the merrimack river ma to watch hill ri out
to 25 nm
anz236-132200-
narragansett bay-
403 am est thu nov 13 2025
.today...w winds 10 to 15 kt with gusts up to 25 kt. waves 2 to
3 ft. a slight chance of showers this afternoon.
.tonight...nw winds 10 to 15 kt with gusts up to 25 kt. waves
2 to 3 ft.
.fri...nw winds 10 to 15 kt with gusts up to 20 kt. waves around
2 ft.
.fri night...nw winds 10 to 15 kt. gusts up to 20 kt in the
evening. waves around 2 ft.
.sat...w winds around 10 kt. waves around 2 ft in the morning,
then 1 foot or less.
.sat night...sw winds 10 to 15 kt, increasing to 15 to 20 kt with
gusts up to 25 kt after midnight. waves 2 to 3 ft. a chance of
rain in the evening, then rain after midnight.
.sun...w winds 15 to 20 kt with gusts up to 30 kt. waves 2 to
4 ft. rain likely.
.sun night through mon night...w winds 20 to 25 kt with gusts up
to 30 kt. waves 2 to 3 ft, except 4 to 6 ft at the bay entrance.
seas are reported as significant wave height, which is the
average of the highest third of the waves. individual wave
heights may be more than twice the significant wave height.
$$
(7/9)
Latest Coastal Waters Forecast by KBOX
Issued 11/13/2025 4:03 AM America/New_York.
Valid through 11/13/2025 5:00 PM America/New_York.
fzus51 kbox 130903
cwfbox
expires:202511132200;;332293
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 am est thu nov 13 2025
coastal waters from the merrimack river ma to watch hill ri out
to 25 nm
anz250-132200-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
403 am est thu nov 13 2025
...small craft advisory in effect through friday morning...
.today...w winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. wave detail: w 3 ft at 4 seconds and se 1 foot at
9 seconds. a slight chance of showers this afternoon.
.tonight...nw winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
4 ft. wave detail: nw 4 ft at 4 seconds and se 1 foot at
9 seconds.
.fri...nw winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
4 ft. wave detail: n 4 ft at 6 seconds.
.fri night...nw winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 4 ft. wave detail: n 3 ft at 5 seconds.
.sat...nw winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas 2 to 4 ft. wave detail: n 3 ft at 5 seconds.
.sat night...sw winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. gusts up to 25 kt. seas 2 to 3 ft. wave detail:
sw 3 ft at 4 seconds and ne 2 ft at 8 seconds. a chance of rain
in the evening, then rain after midnight.
.sun...w winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
4 ft. rain likely.
.sun night...w winds 25 to 30 kt with gusts up to 40 kt. seas
4 to 6 ft. a chance of showers.
.mon and mon night...w winds 25 to 30 kt, diminishing to 20 to
25 kt. gusts up to 40 kt. seas 5 to 7 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.
$$
(8/9)
Latest Coastal Waters Forecast by KBOX
Issued 11/13/2025 4:03 AM America/New_York.
Valid through 11/13/2025 5:00 PM America/New_York.
fzus51 kbox 130903
cwfbox
expires:202511132200;;332296
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 am est thu nov 13 2025
coastal waters from the merrimack river ma to watch hill ri out
to 25 nm
anz254-132200-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
403 am est thu nov 13 2025
...small craft advisory in effect through friday afternoon...
.today...w winds 15 to 20 kt with gusts up to 25 kt. seas 4 to
6 ft. wave detail: w 4 ft at 5 seconds and se 2 ft at 9 seconds.
a chance of showers this afternoon.
.tonight...nw winds 20 to 25 kt. seas 4 to 6 ft. wave detail: nw
5 ft at 5 seconds and s 1 foot at 9 seconds. a chance of showers.
.fri...nw winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. wave detail: nw 5 ft at 5 seconds and ne 4 ft at 8 seconds.
a chance of showers.
.fri night...nw winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 4 ft. wave detail: nw 4 ft at 6 seconds. a chance of showers
in the evening.
.sat...nw winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas 3 to 4 ft. wave detail: n 4 ft at 6 seconds.
.sat night...w winds 10 to 15 kt, becoming sw 15 to 20 kt after
midnight. gusts up to 25 kt. seas 2 to 4 ft. wave detail: sw 4 ft
at 5 seconds and n 3 ft at 7 seconds. a chance of rain in the
evening, then rain likely after midnight.
.sun...sw winds 25 to 30 kt. seas 5 to 7 ft. rain likely.
.sun night...w winds 25 to 30 kt with gusts up to 40 kt. seas
6 to 9 ft, except 10 to 14 ft s and e of nantucket. a chance of
showers.
.mon...w winds 25 to 30 kt with gusts up to 40 kt. seas 6 to
9 ft, except 10 to 14 ft s and e of nantucket.
.mon night...w winds 25 to 30 kt with gusts up to 40 kt. seas
5 to 7 ft, except 8 to 11 ft s and e of nantucket.
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.
$$
(9/9)
Latest Coastal Waters Forecast by KBOX
Issued 11/13/2025 4:03 AM America/New_York.
Valid through 11/13/2025 5:00 PM America/New_York.
fzus51 kbox 130903
cwfbox
expires:202511132200;;332297
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 am est thu nov 13 2025
coastal waters from the merrimack river ma to watch hill ri out
to 25 nm
anz255-132200-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
403 am est thu nov 13 2025
...small craft advisory in effect through friday afternoon...
.today...w winds 15 to 20 kt, becoming nw 20 to 25 kt this
afternoon. seas 5 to 8 ft. wave detail: sw 7 ft at 8 seconds and
se 2 ft at 9 seconds. a slight chance of showers this morning,
then a chance of showers this afternoon.
.tonight...nw winds 25 to 30 kt, diminishing to 20 to 25 kt after
midnight. seas 5 to 8 ft. wave detail: w 8 ft at 8 seconds and s
2 ft at 10 seconds. a chance of showers in the evening.
.fri...nw winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. seas 5 to 7 ft, subsiding to 3 to 5 ft in the
afternoon. wave detail: nw 7 ft at 7 seconds and e 1 foot at
9 seconds, becoming nw 5 ft at 6 seconds and ne 1 foot at
9 seconds.
.fri night...nw winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. wave detail: nw 4 ft at 6 seconds and ne 2 ft at
9 seconds.
.sat...nw winds 15 to 20 kt, becoming w 10 to 15 kt in the
afternoon. seas 2 to 4 ft. wave detail: nw 4 ft at 5 seconds and
ne 2 ft at 8 seconds.
.sat night...w winds 15 to 20 kt, becoming sw 20 to 25 kt with
gusts up to 30 kt after midnight. seas 2 to 4 ft, building to
4 to 6 ft after midnight. wave detail: w 3 ft at 5 seconds and ne
1 foot at 11 seconds, becoming sw 6 ft at 6 seconds and ne 1 foot
at 11 seconds. a chance of rain in the evening, then rain likely
after midnight.
.sun...w winds 25 to 35 kt. seas 7 to 10 ft. rain likely.
.sun night...w winds 30 to 40 kt with gusts up to 45 kt. seas
9 to 13 ft. a chance of showers.
.mon...w winds 30 to 40 kt. seas 9 to 13 ft.
.mon night...w winds 30 to 40 kt. seas 7 to 10 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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