fzus51 kbox 241705
cwfbox
expires:202605250600;;575301

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt sun may 24 2026

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


anz235-250600-
rhode island sound-
105 pm edt sun may 24 2026

...small craft advisory in effect through late tonight...

.this afternoon...e winds around 20 kt with gusts up to 30 kt.
seas 5 to 7 ft. wave detail: se 7 ft at 9 seconds and ne 2 ft at
4 seconds. patchy fog. rain. vsby 1 to 3 nm. 
.tonight...e winds 15 to 20 kt, becoming se 10 to 15 kt after
midnight. gusts up to 25 kt. seas 5 to 7 ft. wave detail: se 7 ft
at 9 seconds and ne 2 ft at 5 seconds. patchy fog. showers
likely. vsby 1 nm or less. 
.mon...sw winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 4 to 6 ft. wave detail: se 6 ft at 9 seconds and sw 4 ft at
9 seconds. patchy fog. showers. vsby 1 nm or less, increasing to
1 to 3 nm in the afternoon. 
.mon night...sw winds 10 to 15 kt, becoming nw 5 to 10 kt after
midnight. seas 3 to 5 ft. wave detail: se 4 ft at 8 seconds and s
3 ft at 9 seconds. 
.tue and tue night...sw winds 5 to 10 kt. seas 2 to 4 ft. wave
detail: s 3 ft at 7 seconds and se 3 ft at 8 seconds. 
.wed through thu night...w winds 10 to 15 kt with gusts up to
20 kt. seas 2 to 3 ft. wave detail: s 3 ft at 7 seconds and ne
2 ft at 3 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.

$$

fzus51 kbox 241705
cwfbox
expires:202605250600;;575304

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt sun may 24 2026

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


anz236-250600-
narragansett bay-
105 pm edt sun may 24 2026

.this afternoon...e winds 10 to 15 kt with gusts up to 25 kt.
waves 2 to 4 ft. patchy fog. rain. vsby 1 to 3 nm. 
.tonight...e winds 10 to 15 kt with gusts up to 20 kt, becoming
se 5 to 10 kt after midnight. waves 2 to 4 ft. patchy fog.
showers likely. vsby 1 nm or less. 
.mon...s winds 5 to 10 kt. waves 2 to 4 ft. patchy fog. showers.
vsby 1 nm or less, increasing to 1 to 3 nm in the afternoon. 
.mon night...sw winds 5 to 10 kt, becoming nw after midnight.
waves 2 to 3 ft. 
.tue...ne winds around 5 kt, becoming s in the afternoon. waves
around 2 ft. 
.tue night...sw winds 5 to 10 kt. waves around 2 ft. 
.wed through thu night...nw winds 10 to 15 kt with gusts up to
20 kt. waves 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 241705
cwfbox
expires:202605250600;;575302

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt sun may 24 2026

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


anz237-250600-
block island sound-
105 pm edt sun may 24 2026

...small craft advisory in effect through late tonight...

.this afternoon...e winds 15 to 20 kt with gusts up to 30 kt.
seas 5 to 7 ft. wave detail: se 7 ft at 9 seconds and e 3 ft at
5 seconds. patchy fog. rain. vsby 1 to 3 nm. 
.tonight...e winds 15 to 20 kt with gusts up to 25 kt, becoming
se 5 to 10 kt after midnight. seas 5 to 7 ft. wave detail: se
7 ft at 9 seconds and s 4 ft at 10 seconds. patchy fog. showers
likely. vsby 1 nm or less. 
.mon...s winds 5 to 10 kt, becoming sw in the afternoon. seas
4 to 6 ft. wave detail: se 6 ft at 9 seconds and s 3 ft at
10 seconds. patchy fog. showers. vsby 1 nm or less, increasing to
1 to 3 nm in the afternoon. 
.mon night...sw winds 5 to 10 kt, becoming nw after midnight.
seas 3 to 5 ft. wave detail: se 5 ft at 9 seconds and s 2 ft at
8 seconds. 
.tue...ne winds around 5 kt, becoming s in the afternoon. seas
2 to 4 ft. wave detail: se 4 ft at 8 seconds and s 3 ft at
7 seconds. 
.tue night...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se
3 ft at 7 seconds and sw 1 foot at 2 seconds. 
.wed through thu night...nw winds 10 to 15 kt with gusts up to
20 kt. 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 241705
cwfbox
expires:202605250600;;575296

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt sun may 24 2026

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


anz255-250600-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
105 pm edt sun may 24 2026

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

.this afternoon...e winds around 20 kt with gusts up to 30 kt.
seas 5 to 7 ft. wave detail: se 7 ft at 9 seconds and s 4 ft at
9 seconds. patchy fog. rain. vsby 1 to 3 nm. 
.tonight...se winds 20 to 25 kt, diminishing to 15 to 20 kt after
midnight. seas 5 to 8 ft. wave detail: se 8 ft at 9 seconds and e
4 ft at 5 seconds. patchy fog. showers. vsby 1 nm or less. 
.mon...sw winds 10 to 15 kt with gusts up to 20 kt. seas 5 to
7 ft. wave detail: se 7 ft at 9 seconds and s 6 ft at 8 seconds.
patchy fog. showers. vsby 1 nm or less. 
.mon night...sw winds 10 to 15 kt, becoming w 5 to 10 kt after
midnight. seas 4 to 6 ft. wave detail: s 5 ft at 7 seconds and w
1 foot at 3 seconds. patchy fog. vsby 1 to 3 nm, decreasing to
1 nm or less after midnight. 
.tue...ne winds around 5 kt, becoming s in the afternoon. seas
3 to 4 ft. wave detail: se 4 ft at 8 seconds and sw 2 ft at
6 seconds. 
.tue night...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s
3 ft at 6 seconds and e 3 ft at 7 seconds. 
.wed through thu night...nw 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.

$$