(1/9)
Latest Coastal Waters Forecast by KBOX
Issued 10/13/2026 7:04 AM America/New_York.
Valid through 10/13/2026 8:00 PM America/New_York.
fzus51 kbox 131104
cwfbox
expires:202610140000;;021555
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am edt tue oct 13 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz231-140000-
cape cod bay-
704 am edt tue oct 13 2026
.today...e winds 10 to 15 kt, becoming se this afternoon. gusts
up to 20 kt. seas 2 to 3 ft. wave detail: ne 2 ft at 4 seconds
and se 1 foot at 8 seconds. patchy drizzle.
.tonight...s winds 10 to 15 kt, becoming sw 15 to 20 kt after
midnight. seas 2 to 4 ft. wave detail: s 3 ft at 3 seconds and se
3 ft at 7 seconds. a chance of showers.
.wed...sw winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas 2 to 3 ft. wave detail: sw 2 ft at 3 seconds and ne 2 ft at
7 seconds.
.wed night...nw winds around 10 kt, increasing to 15 to 20 kt
with gusts up to 25 kt after midnight. seas 2 to 3 ft. wave
detail: n 3 ft at 5 seconds and se 1 foot at 8 seconds.
.thu...n winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. gusts up to 25 kt. seas 2 to 3 ft. wave detail: n 3 ft
at 6 seconds and se 1 foot at 10 seconds.
.thu night...ne winds around 5 kt, becoming se after midnight.
seas around 2 ft. wave detail: n 2 ft at 6 seconds and se 1 foot
at 15 seconds.
.fri...s winds 15 to 20 kt with gusts up to 30 kt. seas 2 to
4 ft. showers.
.fri night...w winds 25 to 30 kt with gusts up to 40 kt. seas
3 to 5 ft. showers.
.sat and sat night...nw winds 25 to 30 kt with gusts up to 40 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.
$$
(2/9)
Latest Coastal Waters Forecast by KBOX
Issued 10/13/2026 7:04 AM America/New_York.
Valid through 10/13/2026 8:00 PM America/New_York.
fzus51 kbox 131104
cwfbox
expires:202610140000;;021559
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am edt tue oct 13 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz232-140000-
nantucket sound-
704 am edt tue oct 13 2026
.today...e winds 10 to 15 kt, becoming se this afternoon. gusts
up to 20 kt. seas 2 to 3 ft. wave detail: ne 3 ft at 5 seconds
and s 1 foot at 9 seconds. patchy drizzle.
.tonight...s winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
3 ft, building to 3 to 5 ft after midnight. wave detail: s 2 ft
at 4 seconds and se 2 ft at 7 seconds, becoming sw 3 ft at
4 seconds and e 2 ft at 7 seconds. a chance of showers after
midnight.
.wed...sw winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. wave detail: sw 4 ft at 4 seconds and e 2 ft at 7 seconds.
.wed night...w winds 10 to 15 kt, becoming nw 15 to 20 kt after
midnight. seas 2 to 3 ft. wave detail: w 2 ft at 4 seconds and se
1 foot at 7 seconds.
.thu...n winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. gusts up to 25 kt. seas 2 to 3 ft. wave detail: n 3 ft
at 5 seconds and se 1 foot at 9 seconds.
.thu night...ne winds 5 to 10 kt, becoming se after midnight.
seas around 2 ft. wave detail: ne 2 ft at 4 seconds and w 1 foot
at 6 seconds.
.fri...s winds 20 to 25 kt with gusts up to 30 kt. seas 2 to
4 ft. showers.
.fri night...w winds 25 to 35 kt. seas 4 to 6 ft. showers with a
chance of tstms.
.sat...nw winds 25 to 35 kt. seas 5 to 7 ft.
.sat night...nw winds 25 to 30 kt with gusts up to 35 kt. seas
4 to 6 ft.
winds and seas higher in and near tstms.
seas are reported as significant wave height, which is the
average of the highest third of the waves. individual wave
heights may be more than twice the significant wave height.
$$
(3/9)
Latest Coastal Waters Forecast by KBOX
Issued 10/13/2026 7:04 AM America/New_York.
Valid through 10/13/2026 8:00 PM America/New_York.
fzus51 kbox 131104
cwfbox
expires:202610140000;;021560
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am edt tue oct 13 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz233-140000-
vineyard sound-
704 am edt tue oct 13 2026
.today...e winds 10 to 15 kt with gusts up to 20 kt, becoming se
this afternoon. seas 2 to 3 ft. wave detail: s 3 ft at 8 seconds
and n 2 ft at 4 seconds. patchy drizzle.
.tonight...s winds 10 to 15 kt, becoming sw 15 to 20 kt after
midnight. gusts up to 25 kt. seas 2 to 3 ft, building to 3 to
5 ft after midnight. wave detail: s 2 ft at 4 seconds and s 2 ft
at 8 seconds, becoming sw 5 ft at 6 seconds and e 1 foot at
7 seconds.
.wed...sw winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. wave detail: sw 5 ft at 7 seconds and se 2 ft at
15 seconds.
.wed night...nw winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 3 ft. wave detail: sw 3 ft at 7 seconds and se 2 ft at
8 seconds.
.thu...n winds 15 to 20 kt, becoming ne 10 to 15 kt in the
afternoon. seas 2 to 3 ft. wave detail: n 3 ft at 7 seconds and
se 1 foot at 10 seconds.
.thu night...e winds around 5 kt, becoming se after midnight.
seas around 2 ft. wave detail: ne 1 foot at 3 seconds and sw
1 foot at 6 seconds.
.fri...s winds 20 to 25 kt with gusts up to 30 kt. seas 2 to
4 ft. showers.
.fri night...w winds 25 to 30 kt with gusts up to 35 kt. seas
5 to 7 ft. showers.
.sat...nw winds 25 to 30 kt with gusts up to 35 kt. seas 5 to
7 ft.
.sat night...nw 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.
$$
(4/9)
Latest Coastal Waters Forecast by KBOX
Issued 10/13/2026 7:04 AM America/New_York.
Valid through 10/13/2026 8:00 PM America/New_York.
fzus51 kbox 131104
cwfbox
expires:202610140000;;021561
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am edt tue oct 13 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz234-140000-
buzzards bay-
704 am edt tue oct 13 2026
.today...e winds 10 to 15 kt, becoming se 5 to 10 kt this
afternoon. seas 2 to 3 ft. wave detail: n 2 ft at 4 seconds and s
2 ft at 8 seconds. patchy drizzle.
.tonight...s winds 10 to 15 kt, becoming sw 15 to 20 kt after
midnight. gusts up to 25 kt. seas 2 to 4 ft. wave detail: sw 4 ft
at 5 seconds and e 2 ft at 7 seconds.
.wed...sw winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. gusts up to 25 kt. seas 2 to 4 ft. wave detail: sw
4 ft at 6 seconds and se 2 ft at 16 seconds.
.wed night...nw winds 10 to 15 kt. gusts up to 20 kt after
midnight. seas 2 to 3 ft. wave detail: sw 3 ft at 7 seconds and e
2 ft at 8 seconds.
.thu...n winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas 2 to 3 ft. wave detail: n 2 ft at 7 seconds and se 1 foot at
9 seconds.
.thu night...e winds around 5 kt, becoming se after midnight.
seas 1 foot or less. wave detail: ne 1 foot at 3 seconds and sw
1 foot at 6 seconds.
.fri...s winds 20 to 25 kt with gusts up to 30 kt. seas 2 to
4 ft. showers.
.fri night...w winds 25 to 30 kt. seas 4 to 6 ft. showers.
.sat...nw winds 25 to 30 kt with gusts up to 35 kt. seas 4 to
6 ft.
.sat night...nw winds 25 to 30 kt. seas 3 to 4 ft.
seas are reported as significant wave height, which is the
average of the highest third of the waves. individual wave
heights may be more than twice the significant wave height.
$$
(5/9)
Latest Coastal Waters Forecast by KBOX
Issued 10/13/2026 7:04 AM America/New_York.
Valid through 10/13/2026 8:00 PM America/New_York.
fzus51 kbox 131104
cwfbox
expires:202610140000;;021562
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am edt tue oct 13 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz235-140000-
rhode island sound-
704 am edt tue oct 13 2026
.today...e winds 10 to 15 kt with gusts up to 20 kt, becoming se
this afternoon. seas 3 to 4 ft. wave detail: s 4 ft at 8 seconds
and ne 2 ft at 5 seconds. patchy drizzle.
.tonight...sw winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. wave detail: s 5 ft at 7 seconds and e 1 foot at 4 seconds.
.wed...sw winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. wave detail: sw 5 ft at 7 seconds and se 4 ft at
14 seconds.
.wed night...nw winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 4 ft. wave detail: sw 4 ft at 7 seconds and se 3 ft at
8 seconds.
.thu...n winds 15 to 20 kt, becoming ne 10 to 15 kt in the
afternoon. seas 2 to 3 ft. wave detail: n 3 ft at 5 seconds and
se 2 ft at 10 seconds.
.thu night...e winds 5 to 10 kt, becoming se 10 to 15 kt after
midnight. seas around 2 ft. wave detail: se 2 ft at 3 seconds and
s 2 ft at 6 seconds.
.fri...s winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft. showers.
.fri night...w winds 25 to 30 kt with gusts up to 35 kt. seas
5 to 8 ft. showers likely.
.sat...nw winds 25 to 35 kt. seas 5 to 8 ft.
.sat night...nw winds 25 to 30 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.
$$
(6/9)
Latest Coastal Waters Forecast by KBOX
Issued 10/13/2026 7:04 AM America/New_York.
Valid through 10/13/2026 8:00 PM America/New_York.
fzus51 kbox 131104
cwfbox
expires:202610140000;;021565
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am edt tue oct 13 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz236-140000-
narragansett bay-
704 am edt tue oct 13 2026
.today...e winds 5 to 10 kt, becoming se this afternoon. waves
2 to 3 ft. patchy drizzle.
.tonight...s winds 10 to 15 kt with gusts up to 20 kt. waves 2 to
3 ft.
.wed...w winds 10 to 15 kt. gusts up to 20 kt in the morning.
waves 2 to 3 ft.
.wed night...nw winds around 10 kt. waves 2 to 3 ft.
.thu...n winds 10 to 15 kt with gusts up to 20 kt, diminishing to
5 to 10 kt in the afternoon. waves around 2 ft.
.thu night...e winds 5 to 10 kt. waves around 2 ft. a chance of
showers after midnight.
.fri and fri night...s winds 15 to 20 kt, becoming w 20 to 25 kt.
gusts up to 30 kt. waves 2 to 4 ft. showers.
.sat and sat night...nw winds 20 to 25 kt, diminishing to 15 to
20 kt. gusts up to 30 kt. waves 2 to 3 ft. at the bay entrance,
waves 4 to 6 ft, subsiding to 2 to 4 ft.
seas are reported as significant wave height, which is the
average of the highest third of the waves. individual wave
heights may be more than twice the significant wave height.
$$
(7/9)
Latest Coastal Waters Forecast by KBOX
Issued 10/13/2026 7:04 AM America/New_York.
Valid through 10/13/2026 8:00 PM America/New_York.
fzus51 kbox 131104
cwfbox
expires:202610140000;;021553
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am edt tue oct 13 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz250-140000-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
704 am edt tue oct 13 2026
...small craft advisory in effect through late tonight...
.today...e winds 15 to 20 kt, becoming se 10 to 15 kt this
afternoon. seas 4 to 6 ft. wave detail: e 6 ft at 7 seconds and
se 3 ft at 9 seconds. a slight chance of showers with patchy
drizzle this morning, then a chance of showers this afternoon.
patchy fog this afternoon with vsby 1 to 3 nm.
.tonight...s winds 15 to 20 kt with gusts up to 25 kt. seas 4 to
5 ft. wave detail: e 5 ft at 7 seconds and s 3 ft at 4 seconds.
patchy fog. a chance of showers.
.wed...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
4 ft. wave detail: se 4 ft at 7 seconds and sw 3 ft at 4 seconds.
.wed night...nw winds around 10 kt, increasing to 15 to 20 kt
after midnight. gusts up to 25 kt. seas 2 to 3 ft. wave detail:
nw 3 ft at 4 seconds and se 3 ft at 7 seconds.
.thu...n winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. gusts up to 25 kt. seas 2 to 4 ft. wave detail: n 3 ft
at 5 seconds and se 1 foot at 8 seconds.
.thu night...n winds around 5 kt, becoming se after midnight.
seas 2 to 3 ft. wave detail: n 3 ft at 5 seconds and se 1 foot at
10 seconds.
.fri...s winds 15 to 20 kt with gusts up to 30 kt. seas 2 to
4 ft. showers.
.fri night...w winds 25 to 30 kt with gusts up to 35 kt. seas
4 to 6 ft. showers likely.
.sat...nw winds 25 to 30 kt with gusts up to 40 kt. seas 7 to
10 ft.
.sat night...nw winds 25 to 30 kt with gusts up to 35 kt. seas
5 to 8 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 10/13/2026 7:04 AM America/New_York.
Valid through 10/13/2026 8:00 PM America/New_York.
fzus51 kbox 131104
cwfbox
expires:202610140000;;021556
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am edt tue oct 13 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz254-140000-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
704 am edt tue oct 13 2026
...small craft advisory in effect through wednesday evening...
.today...e winds around 15 kt, becoming se this afternoon. gusts
up to 20 kt. seas 4 to 6 ft. wave detail: ne 5 ft at 7 seconds
and s 4 ft at 9 seconds. patchy drizzle.
.tonight...s winds 15 to 20 kt with gusts up to 25 kt. seas 4 to
6 ft. wave detail: s 5 ft at 5 seconds and e 5 ft at 7 seconds. a
chance of showers.
.wed...sw winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. gusts up to 25 kt. seas 4 to 6 ft. wave detail: s 5 ft
at 7 seconds and e 4 ft at 8 seconds.
.wed night...w winds 10 to 15 kt, becoming nw 15 to 20 kt after
midnight. gusts up to 25 kt. seas 3 to 5 ft. wave detail: nw 3 ft
at 4 seconds and s 3 ft at 7 seconds.
.thu...n winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. wave detail: n 4 ft at 6 seconds and s 2 ft at 7 seconds.
.thu night...ne winds 5 to 10 kt, becoming se after midnight.
seas 2 to 4 ft. wave detail: ne 4 ft at 7 seconds and sw 1 foot
at 6 seconds.
.fri...s winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft. showers with a chance of tstms.
.fri night...w winds 25 to 35 kt. seas 6 to 9 ft. showers with a
chance of tstms.
.sat...nw winds 25 to 35 kt with gusts up to 40 kt. seas 8 to
11 ft.
.sat night...nw winds 25 to 30 kt with gusts up to 35 kt. seas
7 to 10 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.
$$
(9/9)
Latest Coastal Waters Forecast by KBOX
Issued 10/13/2026 7:04 AM America/New_York.
Valid through 10/13/2026 8:00 PM America/New_York.
fzus51 kbox 131104
cwfbox
expires:202610140000;;021557
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am edt tue oct 13 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz255-140000-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
704 am edt tue oct 13 2026
...small craft advisory in effect until 8 am edt this morning...
...small craft advisory in effect from late tonight through
wednesday evening...
.today...e winds 10 to 15 kt with gusts up to 20 kt, becoming se
this afternoon. seas 3 to 5 ft. wave detail: s 4 ft at 8 seconds
and ne 3 ft at 5 seconds. patchy drizzle.
.tonight...s winds 15 to 20 kt, becoming sw 20 to 25 kt after
midnight. seas 3 to 4 ft, building to 4 to 6 ft after midnight.
wave detail: s 3 ft at 4 seconds and e 3 ft at 7 seconds,
becoming s 6 ft at 6 seconds and e 3 ft at 7 seconds.
.wed...sw winds 15 to 20 kt with gusts up to 25 kt. seas 5 to
7 ft. wave detail: sw 6 ft at 7 seconds and se 4 ft at
10 seconds.
.wed night...w winds around 15 kt, becoming nw after midnight.
seas 3 to 5 ft. wave detail: sw 5 ft at 7 seconds and e 2 ft at
8 seconds.
.thu...n 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: nw
4 ft at 5 seconds and ne 3 ft at 8 seconds.
.thu night...ne winds 5 to 10 kt, becoming se after midnight.
seas 2 to 3 ft. wave detail: sw 2 ft at 5 seconds and ne 2 ft at
7 seconds.
.fri...s winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft. showers with a chance of tstms.
.fri night...w winds 30 to 40 kt. seas 8 to 11 ft. showers with a
chance of tstms.
.sat...nw winds 30 to 40 kt. seas 9 to 12 ft.
.sat night...nw winds 25 to 35 kt. seas 7 to 10 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.
$$
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