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(1/4)
Latest Coastal Waters Forecast by KBOX
Issued 5/4/2026 7:03 AM America/New_York.
Valid through 5/4/2026 8:00 PM America/New_York.
fzus51 kbox 041103
cwfbox
expires:202605050000;;995909
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
703 am edt mon may 4 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz230-050000-
boston harbor-
703 am edt mon may 4 2026
...small craft advisory in effect from 11 am edt this morning
through this evening...
.today...sw winds 10 to 15 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
20 to 25 kt with gusts up to 30 kt in the afternoon. waves around
2 ft.
.tue night...sw winds 15 to 20 kt with gusts up to 30 kt. 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.
$$
(2/4)
Latest Coastal Waters Forecast by KBOX
Issued 5/4/2026 7:03 AM America/New_York.
Valid through 5/4/2026 8:00 PM America/New_York.
fzus51 kbox 041103
cwfbox
expires:202605050000;;995900
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
703 am edt mon may 4 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz231-050000-
cape cod bay-
703 am edt mon may 4 2026
...small craft advisory in effect from 11 am edt this morning
through this evening...
.today...sw winds 10 to 15 kt, increasing to 15 to 20 kt this
afternoon. gusts up to 35 kt. seas 2 to 4 ft. wave detail: sw
3 ft at 4 seconds and ne 2 ft at 6 seconds.
.tonight...sw winds 15 to 20 kt. gusts up to 30 kt, decreasing to
20 kt after midnight. seas 2 to 4 ft. wave detail: sw 3 ft at
4 seconds and ne 1 foot at 6 seconds.
.tue...sw winds 15 to 20 kt. gusts up to 25 kt, increasing to
35 kt in the afternoon. seas 3 to 4 ft. wave detail: sw 3 ft at
4 seconds and e 1 foot at 9 seconds.
.tue night...sw winds 15 to 20 kt with gusts up to 30 kt. seas
3 to 4 ft. wave detail: sw 3 ft at 4 seconds and se 2 ft at
9 seconds.
.wed...s winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
4 ft. wave detail: sw 3 ft at 4 seconds and se 2 ft at
10 seconds. a chance of showers in the afternoon.
.wed night...s winds 15 to 20 kt, becoming sw 10 to 15 kt after
midnight. gusts up to 25 kt. seas 2 to 4 ft. wave detail: s 2 ft
at 3 seconds and e 1 foot at 12 seconds. showers, mainly in the
evening.
.thu and thu night...n winds 5 to 10 kt, becoming w. seas around
2 ft. showers likely.
.fri and fri night...w winds 5 to 10 kt. seas around 2 ft.
seas are reported as significant wave height, which is the
average of the highest third of the waves. individual wave
heights may be more than twice the significant wave height.
$$
(3/4)
Latest Coastal Waters Forecast by KBOX
Issued 5/4/2026 7:03 AM America/New_York.
Valid through 5/4/2026 8:00 PM America/New_York.
fzus51 kbox 041103
cwfbox
expires:202605050000;;995898
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
703 am edt mon may 4 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz250-050000-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
703 am edt mon may 4 2026
...small craft advisory in effect through tuesday morning...
.today...sw winds 15 to 20 kt with gusts up to 30 kt. seas 4 to
5 ft. wave detail: e 5 ft at 9 seconds and sw 4 ft at 4 seconds.
.tonight...sw winds 20 to 25 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 35 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 25 kt. seas 4 to
6 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.
$$
(4/4)
Latest Coastal Waters Forecast by KGYX
Issued 5/4/2026 8:03 AM America/New_York.
Valid through 5/4/2026 9:00 PM America/New_York.
fzus51 kgyx 041203
cwfgyx
expires:202605050100;;998211
coastal waters forecast
national weather service gray me
803 am edt mon may 4 2026
coastal waters from stonington me to merrimack river ma out to 25 nm
anz154-050100-
coastal waters from cape elizabeth, me to merrimack river, ma out
25 nm-
803 am edt mon may 4 2026
...small craft advisory in effect through tuesday afternoon...
.today...sw winds 10 to 15 kt, increasing to 15 to 20 kt this
afternoon. seas 4 to 5 ft. wave detail: se 5 ft at 9 seconds and sw
4 ft at 5 seconds.
.tonight...sw winds 15 to 20 kt with gusts up to 25 kt. seas 4 to
6 ft. wave detail: s 5 ft at 6 seconds and e 4 ft at 9 seconds.
.tue...s winds 15 to 20 kt, increasing to 25 to 30 kt in the
afternoon. seas 3 to 5 ft, building to 5 to 7 ft in the afternoon.
wave detail: s 5 ft at 7 seconds, becoming s 7 ft at 6 seconds.
.tue night...s winds 25 to 30 kt with gusts up to 35 kt. seas 5 to
8 ft. wave detail: s 8 ft at 7 seconds.
.wed...s winds 20 to 25 kt with gusts up to 30 kt. seas 5 to 7 ft.
wave detail: s 7 ft at 7 seconds. a chance of showers in the
afternoon.
.wed night...s winds 20 to 25 kt, becoming sw 15 to 20 kt after
midnight. seas 5 to 7 ft. wave detail: s 7 ft at 7 seconds. showers.
.thu...nw winds 10 to 15 kt, becoming se 5 to 10 kt in the
afternoon. seas 2 to 4 ft. a chance of showers.
.thu night...sw winds 5 to 10 kt, becoming w after midnight. seas
2 to 3 ft. a chance of showers.
.fri...nw winds 5 to 10 kt, becoming w 10 to 15 kt with gusts up to
20 kt in the afternoon. seas 2 to 4 ft. a chance of showers in the
morning.
.fri night...w winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
4 ft.
$$
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