(1/2)
Latest Coastal Waters Forecast by KBOX
Issued 5/12/2026 10:05 PM America/New_York.
Valid through 5/13/2026 11:00 AM America/New_York.
fzus51 kbox 130205
cwfbox
expires:202605131500;;464829
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt tue may 12 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz230-131500-
boston harbor-
1005 pm edt tue may 12 2026
...small craft advisory in effect from wednesday morning through
wednesday evening...
.overnight...sw winds around 5 kt. waves 1 foot or less.
.wed...sw winds 5 to 10 kt, becoming s 15 to 20 kt with gusts up
to 25 kt in the afternoon. waves 1 foot or less, then around 2 ft
in the afternoon.
.wed night...s winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 25 kt. waves around 2 ft.
.thu...se winds 10 to 15 kt with gusts up to 20 kt. waves around
2 ft. showers.
.thu night...ne winds 10 to 15 kt. waves around 2 ft in the
evening, then 1 foot or less. showers.
.fri...ne winds 10 to 15 kt with gusts up to 20 kt. waves 1 foot
or less. showers.
.fri night...nw winds 5 to 10 kt, becoming w after midnight.
waves 1 foot or less.
.sat through sun night...nw winds 10 to 15 kt with gusts up to
20 kt. waves 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.
$$
(2/2)
Latest Coastal Waters Forecast by KBOX
Issued 5/12/2026 10:05 PM America/New_York.
Valid through 5/13/2026 11:00 AM America/New_York.
fzus51 kbox 130205
cwfbox
expires:202605131500;;464818
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt tue may 12 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz250-131500-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1005 pm edt tue may 12 2026
...small craft advisory in effect from wednesday morning through
wednesday evening...
.overnight...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se
2 ft at 7 seconds and sw 1 foot at 3 seconds.
.wed...sw winds 5 to 10 kt, becoming s 15 to 20 kt with gusts up
to 30 kt in the afternoon. seas 2 to 4 ft. wave detail: sw 4 ft
at 4 seconds and ne 3 ft at 4 seconds.
.wed night...s winds 15 to 20 kt. gusts up to 30 kt, decreasing
to 20 kt after midnight. seas 3 to 4 ft. wave detail: s 4 ft at
5 seconds and e 1 foot at 4 seconds.
.thu...se winds 10 to 15 kt with gusts up to 25 kt. seas around
3 ft. wave detail: se 3 ft at 6 seconds and sw 1 foot at
3 seconds. a chance of showers in the morning, then showers in
the afternoon. patchy fog in the morning with vsby 1 nm or less.
.thu night and fri...ne winds 10 to 15 kt with gusts up to 20 kt.
seas 3 to 4 ft. wave detail: e 4 ft at 10 seconds and e 3 ft at
5 seconds. showers.
.fri night...n winds 5 to 10 kt, becoming w after midnight. seas
3 to 4 ft. wave detail: e 4 ft at 10 seconds and s 4 ft at
10 seconds.
.sat through sun night...nw winds 15 to 20 kt with gusts up to
25 kt. seas 2 to 4 ft.
seas are reported as significant wave height, which is the
average of the highest third of the waves. individual wave
heights may be more than twice the significant wave height.
$$
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