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fzus51 kbox 180205
cwfbox
expires:202610181500;;283616

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt sat oct 17 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz230-181500-
boston harbor-
1004 pm edt sat oct 17 2026

.overnight...n winds 10 to 15 kt with gusts up to 25 kt. waves
around 2 ft. 
.sun...n winds 5 to 10 kt, becoming e in the afternoon. waves
1 foot or less. 
.sun night...s winds around 5 kt. waves 1 foot or less.
.mon...ne winds 5 to 10 kt. waves 1 foot or less. 
.mon night through tue night...ne winds 20 to 25 kt with gusts up
to 30 kt. waves 2 to 3 ft. 
.wed through thu night...n winds 20 to 25 kt with gusts up to
30 kt. waves 2 to 3 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.

$$
fzus51 kbox 180205
cwfbox
expires:202610181500;;283605

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt sat oct 17 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz250-181500-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1004 pm edt sat oct 17 2026

...small craft advisory in effect until 8 am edt sunday...

.overnight...n winds 15 to 20 kt, diminishing to 10 to 15 kt.
gusts up to 25 kt. seas 3 to 5 ft. wave detail: n 4 ft at
5 seconds and se 1 foot at 8 seconds. 
.sun...n winds 5 to 10 kt with gusts up to 20 kt, diminishing to
around 5 kt in the afternoon. seas 2 to 4 ft. wave detail: n 3 ft
at 5 seconds and se 1 foot at 8 seconds. 
.sun night...se winds 5 to 10 kt. seas around 2 ft. wave detail:
n 2 ft at 4 seconds and e 2 ft at 8 seconds. 
.mon...e winds 5 to 10 kt. seas 2 to 4 ft, building to 4 to 6 ft
in the afternoon. wave detail: e 3 ft at 10 seconds and e 2 ft at
6 seconds, becoming e 5 ft at 10 seconds and e 2 ft at 7 seconds.
.mon night through tue night...ne winds 20 to 25 kt with gusts up
to 30 kt. seas 6 to 9 ft. wave detail: e 9 ft at 11 seconds and
ne 8 ft at 6 seconds. 
.wed through thu night...n winds 20 to 25 kt with gusts up to
30 kt. seas 6 to 9 ft. wave detail: ne 9 ft at 8 seconds and nw
2 ft at 5 seconds.  

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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