fzus51 kbox 172005
cwfbox
expires:202610180900;;270824

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

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


anz230-180900-
boston harbor-
404 pm edt sat oct 17 2026

...small craft advisory in effect until 8 pm edt this evening...

.tonight...n winds 10 to 15 kt. gusts up to 30 kt, decreasing to
20 kt after midnight. 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 172005
cwfbox
expires:202610180900;;270813

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

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


anz250-180900-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
404 pm edt sat oct 17 2026

...small craft advisory in effect through sunday morning...

.tonight...n winds 15 to 20 kt, diminishing to 10 to 15 kt after
midnight. gusts up to 30 kt. seas 4 to 6 ft. wave detail: n 4 ft
at 6 seconds and se 2 ft 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.

$$