fzus51 kbox 041703
cwfbox
expires:202605050600;;007260

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 pm edt mon may 4 2026

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


anz235-050600-
rhode island sound-
103 pm edt mon may 4 2026

...gale warning in effect from tuesday morning through tuesday
evening...

.this afternoon...sw winds around 20 kt with gusts up to 35 kt.
seas 4 to 6 ft. wave detail: sw 6 ft at 6 seconds and se 3 ft at
9 seconds. 
.tonight...sw winds 15 to 20 kt. gusts up to 30 kt, decreasing to
20 kt after midnight. seas 4 to 6 ft. wave detail: sw 6 ft at
7 seconds and se 1 foot at 9 seconds. 
.tue...sw winds 15 to 20 kt with gusts up to 25 kt, increasing to
20 to 25 kt with gusts up to 40 kt in the afternoon. seas 3 to
5 ft, building to 5 to 7 ft in the afternoon. wave detail: sw
5 ft at 7 seconds and se 1 foot at 9 seconds, becoming sw 7 ft at
7 seconds and se 1 foot at 8 seconds. 
.tue night...sw winds 20 to 25 kt with gusts up to 35 kt. seas
5 to 8 ft. wave detail: e 8 ft at 8 seconds and s 8 ft at
8 seconds. patchy fog after midnight with vsby 1 to 3 nm. 
.wed...s winds 15 to 20 kt with gusts up to 30 kt. seas 5 to
7 ft. wave detail: s 7 ft at 8 seconds and e 3 ft at 7 seconds.
patchy fog in the morning. showers likely in the afternoon. vsby
1 nm or less in the morning. 
.wed night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
5 to 7 ft. wave detail: s 6 ft at 7 seconds and se 3 ft at
11 seconds. showers.
.thu...sw winds 10 to 15 kt. seas 3 to 4 ft. showers likely. 
.thu night...w winds 10 to 15 kt. seas 4 to 6 ft. showers likely.
.fri...w winds 15 to 20 kt. seas 4 to 6 ft. 
.fri night...w winds 10 to 15 kt with gusts up to 20 kt. seas
3 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 041703
cwfbox
expires:202605050600;;007263

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 pm edt mon may 4 2026

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


anz236-050600-
narragansett bay-
103 pm edt mon may 4 2026

...gale warning in effect from tuesday morning through tuesday
evening...

.this afternoon...sw winds 15 to 20 kt with gusts up to 35 kt.
waves 3 to 4 ft. 
.tonight...sw winds 10 to 15 kt. gusts up to 30 kt in the
evening. waves 2 to 4 ft. 
.tue...s winds 10 to 15 kt with gusts up to 25 kt, increasing to
15 to 20 kt with gusts up to 40 kt in the afternoon. waves 2 to
4 ft. 
.tue night...sw winds 15 to 20 kt. gusts up to 40 kt, decreasing
to 30 kt after midnight. waves 3 to 5 ft. 
.wed and wed night...sw winds 15 to 20 kt with gusts up to 25 kt.
waves 2 to 4 ft. showers.
.thu and thu night...w winds 5 to 10 kt. waves 2 to 3 ft. a
chance of showers. 
.fri and fri night...w winds 10 to 15 kt with gusts up to 20 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 041703
cwfbox
expires:202605050600;;007261

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 pm edt mon may 4 2026

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


anz237-050600-
block island sound-
103 pm edt mon may 4 2026

...gale warning in effect from tuesday morning through tuesday
evening...

.this afternoon...sw winds 15 to 20 kt with gusts up to 30 kt.
seas 4 to 5 ft. wave detail: sw 5 ft at 6 seconds and se 3 ft at
9 seconds. 
.tonight...sw winds 15 to 20 kt with gusts up to 30 kt,
diminishing to 10 to 15 kt with gusts up to 20 kt after midnight.
seas 3 to 5 ft. wave detail: sw 5 ft at 7 seconds and se 2 ft at
9 seconds. 
.tue...sw winds 15 to 20 kt. gusts up to 25 kt, increasing to
35 kt in the afternoon. seas 4 to 6 ft. wave detail: sw 6 ft at
7 seconds and se 1 foot at 9 seconds. 
.tue night...sw winds 20 to 25 kt with gusts up to 35 kt. seas
5 to 7 ft. wave detail: sw 7 ft at 7 seconds and se 5 ft at
8 seconds. patchy fog after midnight with vsby 1 to 3 nm. 
.wed...s winds 15 to 20 kt with gusts up to 25 kt. seas 4 to
6 ft. wave detail: sw 6 ft at 7 seconds and e 3 ft at 8 seconds.
patchy fog in the morning. showers likely in the afternoon. vsby
1 nm or less in the morning. 
.wed night...sw winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 25 kt. seas 4 to 6 ft. wave detail:
sw 5 ft at 7 seconds and se 2 ft at 9 seconds. showers.
.thu and thu night...w winds 5 to 10 kt. seas 3 to 5 ft. showers
likely. 
.fri...w winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
5 ft. 
.fri night...w winds 10 to 15 kt with gusts up to 20 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 041703
cwfbox
expires:202605050600;;007255

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 pm edt mon may 4 2026

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


anz255-050600-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
103 pm edt mon may 4 2026

...small craft advisory in effect through wednesday evening...

.this afternoon...sw winds around 20 kt with gusts up to 30 kt.
seas 5 to 6 ft. wave detail: sw 6 ft at 7 seconds and e 3 ft at
9 seconds. 
.tonight...sw winds 15 to 20 kt. gusts up to 30 kt, decreasing to
20 kt after midnight. seas 4 to 6 ft. wave detail: sw 6 ft at
7 seconds and e 2 ft at 9 seconds. 
.tue...s winds 15 to 20 kt, becoming sw 20 to 25 kt in the
afternoon. gusts up to 30 kt. seas 4 to 6 ft, building to 5 to
8 ft in the afternoon. wave detail: sw 6 ft at 7 seconds and e
1 foot at 9 seconds, becoming sw 8 ft at 7 seconds and e 1 foot
at 9 seconds. 
.tue night...s winds 20 to 25 kt with gusts up to 30 kt. seas
6 to 9 ft. wave detail: sw 9 ft at 8 seconds and e 2 ft at
11 seconds. 
.wed...s winds 15 to 20 kt with gusts up to 30 kt. seas 6 to
7 ft. wave detail: sw 7 ft at 8 seconds and e 1 foot at
10 seconds. 
.wed night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
5 to 7 ft. wave detail: sw 6 ft at 7 seconds and se 1 foot at
10 seconds. showers.
.thu...sw winds 10 to 15 kt. seas 4 to 6 ft. showers likely. 
.thu night...w winds 10 to 15 kt. seas 5 to 7 ft. showers likely.
.fri...w winds 15 to 20 kt with gusts up to 25 kt. seas 5 to
7 ft. 
.fri night...w winds 15 to 20 kt with gusts up to 25 kt. seas
4 to 6 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.

$$