fzus51 kbox 240603
cwfbox
expires:202602241900;;158670

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am est tue feb 24 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz235-241900-
rhode island sound-
103 am est tue feb 24 2026

...small craft advisory in effect until 10 am est this morning...

.rest of tonight...nw winds 20 to 25 kt with gusts up to 30 kt.
seas 4 to 6 ft. wave detail: nw 5 ft at 5 seconds and se 4 ft at
10 seconds. light freezing spray. 
.tue...nw winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. wave detail: nw 4 ft at 4 seconds and se 3 ft at
10 seconds. light freezing spray. 
.tue night...w winds 15 to 20 kt, becoming sw 10 to 15 kt after
midnight. seas 2 to 3 ft. wave detail: w 3 ft at 5 seconds and s
2 ft at 9 seconds. light freezing spray in the evening. 
.wed...sw winds 15 to 20 kt with gusts up to 25 kt. seas 4 to
6 ft. wave detail: sw 6 ft at 8 seconds and se 5 ft at
15 seconds. rain. snow in the morning. 
.wed night...sw winds 15 to 20 kt, becoming w 10 to 15 kt after
midnight. seas 4 to 6 ft. wave detail: sw 6 ft at 9 seconds and
sw 4 ft at 6 seconds. 
.thu...w winds 10 to 15 kt. seas 4 to 5 ft. wave detail: s 5 ft
at 10 seconds and w 1 foot at 4 seconds. a chance of snow and
rain in the afternoon. 
.thu night...nw winds 10 to 15 kt, becoming n after midnight.
seas 3 to 5 ft. snow likely. rain likely in the evening, then a
chance of rain after midnight. 
.fri...n winds 10 to 15 kt. seas 3 to 5 ft. a chance of snow. 
.fri night...sw winds 5 to 10 kt. seas 3 to 5 ft. 
.sat and sat night...sw winds 10 to 15 kt, becoming w. 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.

$$

fzus51 kbox 240603
cwfbox
expires:202602241900;;158673

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am est tue feb 24 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz236-241900-
narragansett bay-
103 am est tue feb 24 2026

...small craft advisory in effect until 4 am est early this
morning...

.rest of tonight...nw winds 15 to 20 kt with gusts up to 30 kt.
waves 2 to 3 ft. light freezing spray. 
.tue...nw winds 10 to 15 kt. gusts up to 25 kt in the morning.
waves 2 to 3 ft. light freezing spray in the morning. 
.tue night...w winds 5 to 10 kt, becoming sw after midnight.
waves around 2 ft. 
.wed...sw winds 15 to 20 kt with gusts up to 25 kt. waves 2 to
4 ft. rain. snow in the morning. 
.wed night...sw winds 10 to 15 kt. gusts up to 20 kt in the
evening. waves 2 to 4 ft. 
.thu...w winds 5 to 10 kt. waves 2 to 3 ft. a chance of snow in
the afternoon. 
.thu night...w winds 5 to 10 kt, becoming n after midnight. waves
2 to 3 ft. a chance of rain. snow likely in the evening, then a
chance of snow after midnight. 
.fri...nw winds 5 to 10 kt. waves 2 to 3 ft. a chance of snow. 
.fri night through sat night...w winds 5 to 10 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 240603
cwfbox
expires:202602241900;;158671

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am est tue feb 24 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz237-241900-
block island sound-
103 am est tue feb 24 2026

...small craft advisory in effect until 10 am est this morning...

.rest of tonight...nw winds around 20 kt with gusts up to 30 kt.
seas 4 to 6 ft. wave detail: se 5 ft at 10 seconds and w 4 ft at
5 seconds. light freezing spray. 
.tue...nw winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. wave detail: w 3 ft at 4 seconds and se 3 ft at 10 seconds.
light freezing spray. 
.tue night...w winds 10 to 15 kt, becoming sw after midnight.
gusts up to 20 kt. seas 2 to 3 ft. wave detail: w 2 ft at
4 seconds and se 2 ft at 10 seconds. light freezing spray in the
evening. 
.wed...sw winds 15 to 20 kt with gusts up to 25 kt. seas 4 to
6 ft. wave detail: sw 5 ft at 7 seconds and se 5 ft at
12 seconds. rain and snow in the morning, then a chance of rain
in the afternoon. 
.wed night...w winds 10 to 15 kt with gusts up to 20 kt. seas
4 to 6 ft. wave detail: s 5 ft at 9 seconds and w 2 ft at
4 seconds. 
.thu...w winds 5 to 10 kt. seas 3 to 5 ft. wave detail: s 5 ft at
10 seconds and w 1 foot at 3 seconds. a chance of snow and rain
in the afternoon. 
.thu night...nw winds 5 to 10 kt, becoming n 10 to 15 kt after
midnight. seas 3 to 5 ft. a chance of snow. rain likely in the
evening, then a chance of rain after midnight. 
.fri...n winds 5 to 10 kt. seas 3 to 5 ft. a chance of snow. 
.fri night through sat night...w winds 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.

$$

fzus51 kbox 240603
cwfbox
expires:202602241900;;158665

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am est tue feb 24 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz255-241900-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
103 am est tue feb 24 2026

...gale warning in effect until 4 am est early this morning...
...small craft advisory in effect through wednesday morning...

.rest of tonight...nw winds 25 to 30 kt. seas 8 to 11 ft, except
12 to 16 ft s and e of nantucket. wave detail: nw 9 ft at
7 seconds and e 8 ft at 12 seconds. 
.tue...nw winds 20 to 25 kt with gusts up to 30 kt, becoming w
15 to 20 kt in the afternoon. seas 7 to 10 ft, subsiding to 5 to
7 ft in the afternoon. wave detail: w 7 ft at 7 seconds and e
7 ft at 11 seconds, becoming w 5 ft at 7 seconds and e 5 ft at
11 seconds. light freezing spray in the morning. 
.tue night...w winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. seas 4 to 6 ft. wave detail: w 4 ft at 6 seconds
and e 4 ft at 10 seconds. light freezing spray in the evening. 
.wed...sw winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft, building to 5 to 7 ft in the afternoon. wave detail: sw
5 ft at 7 seconds and e 2 ft at 10 seconds, becoming sw 7 ft at
8 seconds and e 1 foot at 12 seconds. rain. a chance of snow in
the morning.
.wed night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
5 to 8 ft. wave detail: sw 8 ft at 8 seconds and sw 8 ft at
11 seconds. 
.thu...w winds 10 to 15 kt. seas 5 to 7 ft. wave detail: sw 7 ft
at 10 seconds and w 1 foot at 4 seconds. a chance of rain and
snow in the afternoon. 
.thu night...nw winds 10 to 15 kt. gusts up to 20 kt after
midnight. seas 4 to 6 ft. rain likely with a chance of snow. 
.fri...n winds 10 to 15 kt. seas 5 to 7 ft. a chance of rain and
snow. 
.fri night...sw winds 5 to 10 kt. seas 4 to 6 ft. 
.sat and sat night...s winds 5 to 10 kt, becoming w. 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.

$$