(1/6)
Latest Coastal Waters Forecast by KBOX
Issued 7/20/2026 1:04 AM America/New_York.
Valid through 7/20/2026 2:00 PM America/New_York.
fzus51 kbox 200504
cwfbox
expires:202607201800;;269630
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt mon jul 20 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz235-201800-
rhode island sound-
104 am edt mon jul 20 2026
.rest of tonight...n winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: s 3 ft at 8 seconds and nw 1 foot at 7 seconds.
.mon...nw winds around 5 kt, becoming sw in the afternoon. seas
2 to 3 ft. wave detail: s 3 ft at 8 seconds and sw 1 foot at
8 seconds.
.mon night...s winds around 10 kt. seas 2 to 3 ft. wave detail: s
3 ft at 8 seconds and sw 1 foot at 5 seconds.
.tue...se winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: sw 3 ft at 6 seconds and se 1 foot at
12 seconds. a chance of showers in the afternoon.
.tue night...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 4 ft at 7 seconds, becoming sw 6 ft at 7 seconds
and e 1 foot at 11 seconds. showers with a chance of tstms.
.wed...sw winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
8 ft. wave detail: s 8 ft at 9 seconds and ne 3 ft at 10 seconds.
showers with a chance of tstms.
.wed night...sw winds 20 to 25 kt with gusts up to 30 kt,
becoming w 15 to 20 kt after midnight. seas 5 to 8 ft. a chance
of showers. a chance of tstms in the evening.
.thu...w winds around 10 kt. seas 4 to 6 ft. a chance of showers.
.thu night...sw winds 5 to 10 kt. seas 3 to 5 ft.
.fri and fri night...e winds 5 to 10 kt, becoming sw. 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.
$$
(2/6)
Latest Coastal Waters Forecast by KBOX
Issued 7/20/2026 1:04 AM America/New_York.
Valid through 7/20/2026 2:00 PM America/New_York.
fzus51 kbox 200504
cwfbox
expires:202607201800;;269633
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt mon jul 20 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz236-201800-
narragansett bay-
104 am edt mon jul 20 2026
.rest of tonight...n winds around 5 kt. waves around 2 ft.
.mon...nw winds around 5 kt, becoming s in the afternoon. waves
around 2 ft.
.mon night...s winds 5 to 10 kt. waves around 2 ft.
.tue...s winds 10 to 15 kt with gusts up to 20 kt. waves 2 to
3 ft. a chance of showers and tstms in the afternoon.
.tue night...s winds 15 to 20 kt. waves 2 to 4 ft. showers. a
chance of tstms in the evening.
.wed...sw winds 15 to 20 kt with gusts up to 30 kt. waves 3 to
5 ft. showers likely with a chance of tstms.
.wed night...sw winds 15 to 20 kt with gusts up to 25 kt,
becoming w 5 to 10 kt after midnight. waves 2 to 4 ft. a chance
of showers. a chance of tstms in the evening.
.thu through fri night...sw winds 5 to 10 kt. waves 2 to 3 ft.
winds and waves higher in and near tstms.
seas are reported as significant wave height, which is the
average of the highest third of the waves. individual wave
heights may be more than twice the significant wave height.
$$
(3/6)
Latest Coastal Waters Forecast by KBOX
Issued 7/20/2026 1:04 AM America/New_York.
Valid through 7/20/2026 2:00 PM America/New_York.
fzus51 kbox 200504
cwfbox
expires:202607201800;;269631
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt mon jul 20 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz237-201800-
block island sound-
104 am edt mon jul 20 2026
.rest of tonight...n winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: s 3 ft at 8 seconds and nw 1 foot at 3 seconds.
.mon...n winds around 5 kt, becoming s in the afternoon. seas
2 to 3 ft. wave detail: sw 3 ft at 7 seconds.
.mon night...s winds 5 to 10 kt. seas around 2 ft. wave detail: s
2 ft at 8 seconds and sw 1 foot at 3 seconds.
.tue...s winds 5 to 10 kt, becoming se 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas 2 to 3 ft. wave detail: se 3 ft
at 6 seconds and sw 1 foot at 3 seconds. a chance of showers and
tstms in the afternoon.
.tue night...s winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 4 ft, building to 4 to 6 ft after midnight. wave detail: s
4 ft at 6 seconds, becoming sw 6 ft at 6 seconds and e 1 foot at
10 seconds. showers with a chance of tstms.
.wed...sw winds 15 to 20 kt with gusts up to 30 kt. seas 5 to
8 ft. wave detail: s 7 ft at 9 seconds and sw 2 ft at 5 seconds.
showers with a chance of tstms.
.wed night...sw winds 15 to 20 kt, becoming nw 10 to 15 kt after
midnight. gusts up to 25 kt. seas 5 to 7 ft. a chance of showers.
a chance of tstms in the evening.
.thu...w winds 5 to 10 kt. seas 4 to 6 ft.
.thu night through fri night...sw 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.
$$
(4/6)
Latest Coastal Waters Forecast by KBOX
Issued 7/20/2026 1:04 AM America/New_York.
Valid through 7/20/2026 2:00 PM America/New_York.
fzus51 kbox 200504
cwfbox
expires:202607201800;;269625
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt mon jul 20 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz255-201800-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
104 am edt mon jul 20 2026
.rest of tonight...n winds 5 to 10 kt. seas 3 to 4 ft. wave
detail: s 4 ft at 8 seconds and n 2 ft at 6 seconds.
.mon...n winds around 5 kt, becoming sw in the afternoon. seas
3 to 4 ft. wave detail: s 4 ft at 8 seconds and w 2 ft at
7 seconds.
.mon night...s winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s
3 ft at 8 seconds and w 1 foot at 8 seconds.
.tue...se winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: sw 3 ft at 6 seconds and se 1 foot
at 12 seconds.
.tue night...s winds 15 to 20 kt, increasing to 20 to 25 kt after
midnight. gusts up to 30 kt. seas 3 to 5 ft, building to 5 to
7 ft after midnight. wave detail: sw 5 ft at 7 seconds and e
1 foot at 11 seconds, becoming s 7 ft at 8 seconds and sw 3 ft at
7 seconds. showers with a chance of tstms.
.wed and wed night...w winds 20 to 25 kt with gusts up to 30 kt.
seas 7 to 10 ft. wave detail: s 10 ft at 9 seconds and sw 4 ft at
4 seconds. showers. a chance of tstms.
.thu...nw winds 10 to 15 kt. seas 5 to 8 ft. a chance of showers.
.thu night...e winds 5 to 10 kt. seas 4 to 6 ft. a chance of
showers.
.fri...ne winds around 5 kt. seas 3 to 5 ft.
.fri night...s winds around 5 kt. seas 2 to 4 ft.
winds and seas higher in and near tstms.
seas are reported as significant wave height, which is the
average of the highest third of the waves. individual wave
heights may be more than twice the significant wave height.
$$
(5/6)
Latest Coastal Waters Forecast by KOKX
Issued 7/20/2026 2:31 AM America/New_York.
Valid through 7/20/2026 6:00 PM America/New_York.
fzus51 kokx 200631
cwfokx
expires:202607202200;;274745
coastal waters forecast
national weather service new york ny
231 am edt mon jul 20 2026
montauk point ny to sandy hook nj out 60 nm offshore, including
long island sound, the long island bays, and new york harbor
anz340-202200-
peconic and gardiners bays-
231 am edt mon jul 20 2026
.today...n winds around 5 kt, becoming s this afternoon. waves
1 ft or less.
.tonight...s winds 5 to 10 kt. waves 1 ft or less.
.tue...se winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. waves 1 ft or less, then around 2 ft in the afternoon.
showers likely with chance of tstms in the afternoon.
.tue night...s winds 10 to 15 kt with gusts up to 20 kt. waves
around 2 ft. showers and chance of tstms in the evening, then
showers and slight chance of tstms after midnight.
.wed...sw winds 10 to 15 kt with gusts up to 20 kt. waves around
2 ft. showers and chance of tstms in the morning, then chance of
showers and slight chance of tstms in the afternoon.
.wed night...sw winds 10 to 15 kt with gusts up to 20 kt,
becoming nw 5 to 10 kt after midnight. waves 1 ft or less. chance
of showers in the evening.
.thu...nw winds 5 to 10 kt. waves 1 ft or less.
.thu night...e winds around 5 kt. waves 1 ft or less.
.fri...e winds around 5 kt. waves 1 ft or less.
.fri night...e winds around 5 kt. waves 1 ft or less.
winds and waves may be higher in and near tstms.
$$
(6/6)
Latest Coastal Waters Forecast by KOKX
Issued 7/20/2026 2:31 AM America/New_York.
Valid through 7/20/2026 6:00 PM America/New_York.
fzus51 kokx 200631
cwfokx
expires:202607202200;;274738
coastal waters forecast
national weather service new york ny
231 am edt mon jul 20 2026
montauk point ny to sandy hook nj out 60 nm offshore, including
long island sound, the long island bays, and new york harbor
anz350-202200-
moriches inlet ny to montauk point ny out 20 nm-
231 am edt mon jul 20 2026
...small craft advisory in effect from tuesday morning through
late tuesday night...
.today...n winds 5 to 10 kt, becoming se early this afternoon,
then becoming s late. seas 2 to 3 ft. wave detail: s 3 ft at
8 seconds.
.tonight...s winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s
2 ft at 8 seconds.
.tue...se winds 10 to 15 kt with gusts up to 25 kt. seas 3 to
5 ft, occasionally to 6 ft. wave detail: se 4 ft at 7 seconds.
chance of showers and tstms in the afternoon.
.tue night...s winds 15 to 20 kt with gusts up to 30 kt. seas
5 to 6 ft, occasionally to 8 ft, building to 6 to 8 ft,
occasionally to 10 ft after midnight. wave detail: s 4 ft at
6 seconds, becoming s 8 ft at 8 seconds. showers and chance of
tstms in the evening, then showers and slight chance of tstms
after midnight.
.wed...sw winds 15 to 20 kt with gusts up to 30 kt. seas 6 to
9 ft, occasionally to 11 ft. wave detail: s 9 ft at 9 seconds.
showers and chance of tstms in the morning, then showers likely
in the afternoon.
.wed night...sw winds 15 to 20 kt with gusts up to 30 kt,
becoming nw 10 to 15 kt with gusts up to 20 kt after midnight.
seas 5 to 7 ft, occasionally to 9 ft. wave detail: s 7 ft at
8 seconds. chance of showers in the evening.
.thu...n winds 5 to 10 kt. seas 4 to 5 ft, occasionally to 6 ft.
.thu night...e winds around 5 kt. seas 3 to 4 ft, occasionally to
5 ft.
.fri...ne winds around 5 kt. seas 3 to 4 ft, occasionally to
5 ft.
.fri night...e winds around 5 kt. seas 3 to 4 ft, occasionally to
5 ft.
winds and seas may be higher in and near tstms.
$$
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