fzus51 kbox 130502
cwfbox
expires:202604131800;;278218

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt mon apr 13 2026

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


anz235-131800-
rhode island sound-
102 am edt mon apr 13 2026

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

.rest of tonight...s winds 10 to 15 kt with gusts up to 25 kt.
seas 3 to 4 ft. 
.mon...sw winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft, building to 5 to 7 ft in the afternoon. areas of fog in the
afternoon with vsby 1 to 3 nm. 
.mon night...sw winds 15 to 20 kt. gusts up to 30 kt in the
evening. seas 5 to 7 ft. areas of fog. vsby 1 nm or less. 
.tue...w winds 5 to 10 kt, becoming s 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas 3 to 5 ft. areas of fog in the
morning with vsby 1 nm or less.
.tue night...sw winds 10 to 15 kt with gusts up to 20 kt. seas
3 to 4 ft. patchy fog in the evening with vsby 1 to 3 nm. 
.wed...sw winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 3 to 4 ft. 
.wed night...sw winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 3 to 4 ft. a chance of showers. 
.thu through fri night...nw winds 10 to 15 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 130502
cwfbox
expires:202604131800;;278221

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt mon apr 13 2026

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


anz236-131800-
narragansett bay-
102 am edt mon apr 13 2026

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

.rest of tonight...s winds 10 to 15 kt with gusts up to 20 kt.
waves 2 to 3 ft. 
.mon...sw winds 15 to 20 kt with gusts up to 30 kt. waves 3 to
4 ft. 
.mon night...sw winds 10 to 15 kt with gusts up to 25 kt,
diminishing to 5 to 10 kt after midnight. waves 2 to 4 ft. areas
of fog after midnight with vsby 1 to 3 nm. 
.tue...sw winds 5 to 10 kt with gusts up to 20 kt. waves 2 to
3 ft. 
.tue night and wed...sw winds 5 to 10 kt with gusts up to 20 kt.
waves 2 to 3 ft. 
.wed night...sw winds 5 to 10 kt. waves around 2 ft. a chance of
showers. 
.thu and thu night...s winds 5 to 10 kt. waves 2 to 3 ft. 
.fri...sw winds 5 to 10 kt. waves around 2 ft. a chance of
showers. 
.fri night...nw winds 5 to 10 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 130502
cwfbox
expires:202604131800;;278219

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt mon apr 13 2026

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


anz237-131800-
block island sound-
102 am edt mon apr 13 2026

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

.rest of tonight...s winds 10 to 15 kt with gusts up to 25 kt.
seas 2 to 3 ft. 
.mon...sw winds 15 to 20 kt with gusts up to 30 kt. seas 4 to
6 ft. areas of fog in the afternoon with vsby 1 to 3 nm. 
.mon night...sw winds 15 to 20 kt with gusts up to 30 kt,
becoming w 10 to 15 kt with gusts up to 20 kt after midnight.
seas 4 to 6 ft. areas of fog. vsby 1 nm or less. 
.tue...w winds 5 to 10 kt, becoming sw 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas 3 to 4 ft. areas of fog in the
morning with vsby 1 to 3 nm. 
.tue night and wed...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 4 ft. 
.wed night...sw winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 3 ft. a
chance of showers. 
.thu through fri night...nw winds 10 to 15 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 130502
cwfbox
expires:202604131800;;278213

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt mon apr 13 2026

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


anz255-131800-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
102 am edt mon apr 13 2026

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

.rest of tonight...s winds around 15 kt with gusts up to 25 kt.
seas 3 to 4 ft. 
.mon...sw winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft, building to 5 to 8 ft in the afternoon. areas of fog in the
afternoon with vsby 1 to 3 nm. 
.mon night...sw winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. gusts up to 30 kt. seas 6 to 9 ft. areas of fog.
vsby 1 nm or less. 
.tue...w winds 10 to 15 kt, becoming sw in the afternoon. seas
4 to 6 ft. areas of fog. vsby 1 nm or less, increasing to 1 to
3 nm in the afternoon. 
.tue night...sw winds 10 to 15 kt with gusts up to 20 kt. seas
3 to 4 ft. areas of fog in the evening with vsby 1 nm or less. 
.wed and wed night...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 3 to 4 ft. 
.thu through fri night...nw winds 10 to 15 kt with gusts up to
20 kt. seas 3 to 5 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.

$$