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coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt mon sep 28 2026

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


anz230-291500-
boston harbor-
1005 pm edt mon sep 28 2026

.overnight...n winds 10 to 15 kt. waves around 2 ft. patchy fog.
a chance of showers. vsby 1 to 3 nm. 
.tue...nw winds 5 to 10 kt. waves 1 foot or less, except 2 to
4 ft at the outer harbor entrance. patchy fog in the morning with
vsby 1 to 3 nm. 
.tue night...nw winds around 5 kt. waves 1 foot or less. 
.wed...nw winds around 5 kt, becoming e in the afternoon. waves
1 foot or less. 
.wed night through thu night...sw winds 10 to 15 kt. waves around
2 ft. 
.fri...sw winds 5 to 10 kt. waves 1 foot or less. 
.fri night...nw winds 5 to 10 kt. waves 1 foot or less. a chance
of showers. 
.sat and sat night...n winds 5 to 10 kt, becoming e. waves 1 foot
or less.  

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 290205
cwfbox
expires:202609291500;;222112

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt mon sep 28 2026

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


anz250-291500-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1005 pm edt mon sep 28 2026

...small craft advisory in effect through tuesday afternoon...

.overnight...ne winds 5 to 10 kt, becoming n 10 to 15 kt with
gusts up to 20 kt. seas 5 to 6 ft. wave detail: ne 5 ft at
7 seconds and se 2 ft at 8 seconds. patchy fog. a chance of
showers. vsby 1 nm or less. 
.tue...nw winds 10 to 15 kt with gusts up to 20 kt, becoming n
5 to 10 kt in the afternoon. seas 4 to 5 ft. wave detail: n 4 ft
at 6 seconds and se 2 ft at 7 seconds. patchy fog in the morning
with vsby 1 nm or less. 
.tue night...n winds around 5 kt. seas 3 to 4 ft. wave detail: e
3 ft at 9 seconds and n 2 ft at 5 seconds. 
.wed...nw winds around 5 kt. seas 3 to 4 ft. wave detail: e 3 ft
at 9 seconds and n 1 foot at 2 seconds. 
.wed night through thu night...sw winds 10 to 15 kt with gusts up
to 20 kt. seas 3 to 4 ft. wave detail: sw 3 ft at 4 seconds and e
3 ft at 9 seconds. 
.fri...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
4 ft. wave detail: sw 2 ft at 4 seconds and e 2 ft at 8 seconds. 
.fri night...nw winds 5 to 10 kt. seas 2 to 3 ft. a chance of
showers. 
.sat and sat night...n winds 5 to 10 kt, becoming e. seas 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.

$$