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(1/2)
Latest Coastal Waters Forecast by KBOX
Issued 5/4/2026 1:03 PM America/New_York.
Valid through 5/5/2026 2:00 AM America/New_York.
fzus51 kbox 041703
cwfbox
expires:202605050600;;007262
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 pm edt mon may 4 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz230-050600-
boston harbor-
103 pm edt mon may 4 2026
...gale warning in effect from tuesday morning through tuesday
evening...
.this afternoon...sw winds 15 to 20 kt with gusts up to 30 kt.
waves around 2 ft.
.tonight...sw winds 10 to 15 kt. gusts up to 25 kt in the
evening. waves around 2 ft.
.tue...s winds 10 to 15 kt with gusts up to 20 kt, increasing to
15 to 20 kt with gusts up to 40 kt in the afternoon. waves around
2 ft.
.tue night...sw winds 15 to 20 kt. gusts up to 40 kt, decreasing
to 25 kt after midnight. waves around 2 ft.
.wed...s winds 15 to 20 kt with gusts up to 25 kt. waves around
2 ft. showers likely in the afternoon.
.wed night...s winds 15 to 20 kt, becoming sw 10 to 15 kt after
midnight. gusts up to 25 kt. waves around 2 ft. showers.
.thu and thu night...n winds 5 to 10 kt, becoming nw. waves
1 foot or less. a chance of showers.
.fri and fri night...w winds 10 to 15 kt. 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 5/4/2026 1:03 PM America/New_York.
Valid through 5/5/2026 2:00 AM America/New_York.
fzus51 kbox 041703
cwfbox
expires:202605050600;;007251
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 pm edt mon may 4 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz250-050600-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
103 pm edt mon may 4 2026
...small craft advisory in effect through wednesday evening...
.this afternoon...sw winds 20 to 25 kt with gusts up to 30 kt.
seas 4 to 5 ft. wave detail: sw 4 ft at 4 seconds and e 3 ft at
9 seconds.
.tonight...sw winds 20 to 25 kt with gusts up to 30 kt,
diminishing to 15 to 20 kt after midnight. seas 3 to 5 ft. wave
detail: sw 5 ft at 5 seconds and e 2 ft at 9 seconds.
.tue...s winds 15 to 20 kt with gusts up to 25 kt, increasing to
20 to 25 kt with gusts up to 40 kt in the afternoon. seas 3 to
4 ft, building to 4 to 6 ft in the afternoon. wave detail: s 4 ft
at 5 seconds and e 1 foot at 9 seconds, becoming s 5 ft at
5 seconds and e 1 foot at 9 seconds.
.tue night...s winds 20 to 25 kt with gusts up to 30 kt. seas
4 to 6 ft. wave detail: s 6 ft at 6 seconds and se 4 ft at
9 seconds.
.wed...s winds around 20 kt with gusts up to 30 kt. seas 4 to
5 ft. wave detail: s 5 ft at 6 seconds and se 3 ft at 9 seconds.
a chance of showers in the afternoon.
.wed night...s winds 15 to 20 kt, becoming sw 10 to 15 kt after
midnight. gusts up to 25 kt. seas 3 to 5 ft. wave detail: s 5 ft
at 5 seconds and e 1 foot at 10 seconds. showers, mainly in the
evening.
.thu and thu night...nw winds 10 to 15 kt, becoming w 5 to 10 kt.
seas 2 to 4 ft. a chance of showers.
.fri and fri night...w winds 5 to 10 kt, increasing to 10 to
15 kt with gusts up to 20 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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