fzus51 kbox 242303
cwfbox
expires:202609251200;;001407

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
703 pm edt thu sep 24 2026

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


anz235-251200-
rhode island sound-
703 pm edt thu sep 24 2026

...storm warning in effect from 2 am edt friday through saturday
evening...

.tonight...ne winds 20 to 25 kt with gusts up to 35 kt. seas 5 to
7 ft. wave detail: ne 7 ft at 10 seconds and n 2 ft at 5 seconds.
.fri...ne winds 25 to 35 kt. gusts up to 40 kt, increasing to
50 kt in the afternoon. seas 5 to 8 ft, building to 7 to 10 ft in
the afternoon. wave detail: ne 8 ft at 9 seconds and n 4 ft at
5 seconds, becoming ne 9 ft at 9 seconds and n 5 ft at 5 seconds.
a chance of rain in the morning, then rain likely in the
afternoon.
.fri night...ne winds 30 to 40 kt with gusts up to 55 kt. seas
8 to 11 ft. wave detail: ne 10 ft at 9 seconds and n 5 ft at
5 seconds. rain likely. 
.sat...n winds 25 to 35 kt with gusts up to 60 kt. seas 8 to
11 ft. wave detail: ne 9 ft at 8 seconds and n 4 ft at 7 seconds.
rain.
.sat night...n winds 25 to 30 kt, becoming ne 20 to 25 kt after
midnight. gusts up to 55 kt. seas 6 to 9 ft, subsiding to 5 to
7 ft after midnight. wave detail: n 8 ft at 6 seconds, becoming n
7 ft at 7 seconds. rain.
.sun...ne winds 20 to 25 kt with gusts up to 45 kt. seas 5 to
8 ft. wave detail: n 6 ft at 6 seconds. rain.
.sun night...ne winds 20 to 25 kt. gusts up to 40 kt in the
evening. seas 4 to 6 ft. rain in the evening. showers likely
after midnight. 
.mon...n winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
4 ft. showers likely. 
.mon night...n winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 3 ft. a chance of showers. 
.tue and tue night...nw winds 10 to 15 kt, becoming w 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.

$$

fzus51 kbox 242303
cwfbox
expires:202609251200;;001410

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
703 pm edt thu sep 24 2026

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


anz236-251200-
narragansett bay-
703 pm edt thu sep 24 2026

...storm warning in effect from friday afternoon through saturday
evening...

.tonight...ne winds 15 to 20 kt with gusts up to 30 kt. waves
around 3 ft. 
.fri...ne winds 15 to 20 kt, becoming n 20 to 25 kt in the
afternoon. gusts up to 40 kt. waves around 3 ft, except 4 to 6 ft
at the bay entrance. a chance of rain in the afternoon. 
.fri night...n winds 25 to 30 kt with gusts up to 50 kt. waves
around 3 ft, except 4 to 6 ft at the bay entrance. rain likely. 
.sat...n winds 20 to 25 kt with gusts up to 55 kt. waves around
3 ft, except 4 to 6 ft at the bay entrance. rain.
.sat night and sun...ne winds 20 to 25 kt with gusts up to 50 kt.
waves around 3 ft, except 4 to 6 ft at the bay entrance. rain.
.sun night...ne winds 15 to 20 kt. gusts up to 35 kt, decreasing
to 25 kt after midnight. waves 2 to 3 ft. rain in the evening.
showers after midnight. 
.mon...n winds 15 to 20 kt with gusts up to 25 kt. waves 2 to
3 ft. showers likely. 
.mon night...n winds 10 to 15 kt with gusts up to 20 kt. waves
around 2 ft. a chance of showers. 
.tue and tue night...nw winds 5 to 10 kt, becoming w. 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 242303
cwfbox
expires:202609251200;;001408

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
703 pm edt thu sep 24 2026

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


anz237-251200-
block island sound-
703 pm edt thu sep 24 2026

...storm warning in effect from 2 am edt friday through saturday
evening...

.tonight...ne winds 20 to 25 kt with gusts up to 35 kt. seas 5 to
7 ft. wave detail: e 7 ft at 11 seconds and n 2 ft at 5 seconds. 
.fri...ne winds 20 to 25 kt with gusts up to 40 kt, increasing to
25 to 30 kt with gusts up to 50 kt in the afternoon. seas 6 to
9 ft. wave detail: e 9 ft at 11 seconds and n 6 ft at 6 seconds.
a chance of rain in the afternoon. 
.fri night...n winds 25 to 35 kt with gusts up to 50 kt. seas
7 to 10 ft. wave detail: ne 10 ft at 11 seconds and n 7 ft at
7 seconds. rain likely. 
.sat...n winds 25 to 30 kt with gusts up to 60 kt. seas 8 to
11 ft. wave detail: ne 9 ft at 10 seconds and n 5 ft at
5 seconds. rain.
.sat night...n winds 25 to 30 kt with gusts up to 55 kt. seas
6 to 9 ft. wave detail: ne 8 ft at 8 seconds and n 5 ft at
5 seconds. rain.
.sun...ne winds 20 to 25 kt. gusts up to 50 kt, decreasing to
40 kt in the afternoon. seas 5 to 7 ft. wave detail: n 6 ft at
7 seconds. rain.
.sun night...ne winds 20 to 25 kt. gusts up to 40 kt, decreasing
to 25 kt after midnight. seas 4 to 6 ft. rain in the evening,
then showers likely after midnight. 
.mon...n winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
4 ft. showers likely. 
.mon night...n winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 3 ft. a chance of showers. 
.tue and tue 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.

$$

fzus51 kbox 242303
cwfbox
expires:202609251200;;001402

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
703 pm edt thu sep 24 2026

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


anz255-251200-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
703 pm edt thu sep 24 2026

...storm warning in effect from 2 am edt friday through saturday
evening...

.tonight...ne winds 25 to 30 kt with gusts up to 35 kt. seas 9 to
13 ft. wave detail: e 11 ft at 11 seconds and n 2 ft at
5 seconds. a slight chance of rain after midnight. 
.fri...ne winds 25 to 35 kt with gusts up to 45 kt, increasing to
30 to 40 kt with gusts up to 55 kt in the afternoon. seas 11 to
15 ft. s and e of nantucket, seas 13 to 18 ft, building to 15 to
20 ft in the afternoon. wave detail: ne 13 ft at 11 seconds and n
6 ft at 6 seconds. a chance of rain in the morning, then rain in
the afternoon. 
.fri night...ne winds 30 to 40 kt with gusts up to 60 kt. seas
13 to 18 ft, except 19 to 24 ft s and e of nantucket. wave
detail: ne 14 ft at 11 seconds and n 6 ft at 6 seconds. rain
likely. 
.sat...ne winds 25 to 35 kt. gusts up to 60 kt, decreasing to
50 kt in the afternoon. seas 13 to 18 ft, subsiding to 11 to
15 ft in the afternoon. s and e of nantucket, seas 18 to 23 ft,
subsiding to 14 to 19 ft in the afternoon. wave detail: ne 14 ft
at 10 seconds and n 5 ft at 6 seconds, becoming ne 12 ft at
10 seconds and n 5 ft at 6 seconds. rain.
.sat night...ne winds 20 to 25 kt, becoming e 15 to 20 kt after
midnight. gusts up to 50 kt. seas 9 to 12 ft, except 12 to 16 ft
s and e of nantucket. wave detail: ne 10 ft at 10 seconds and n
4 ft at 5 seconds. rain.
.sun...e winds 15 to 20 kt. gusts up to 45 kt, decreasing to
35 kt in the afternoon. seas 7 to 10 ft. s and e of nantucket,
seas 10 to 14 ft, subsiding to 8 to 11 ft in the afternoon. wave
detail: e 7 ft at 9 seconds and nw 6 ft at 7 seconds. rain.
.sun night...ne winds 20 to 25 kt with gusts up to 35 kt,
diminishing to 15 to 20 kt with gusts up to 25 kt after midnight.
seas 5 to 7 ft. rain likely in the evening. showers likely after
midnight. 
.mon...ne winds 15 to 20 kt. seas 4 to 6 ft. a chance of showers.
.mon night...n winds 10 to 15 kt with gusts up to 20 kt. seas
3 to 5 ft. a chance of showers. 
.tue and tue night...nw winds 10 to 15 kt, diminishing to 5 to
10 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.

$$