fzus51 kbox 171204
cwfbox
expires:202601180100;;039553

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am est sat jan 17 2026

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


anz235-180100-
rhode island sound-
704 am est sat jan 17 2026

.today...sw winds 15 to 20 kt. seas 4 to 6 ft. wave detail: s
6 ft at 8 seconds and s 3 ft at 11 seconds. a chance of rain this
afternoon. 
.tonight...w winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas 4 to 6 ft. wave
detail: sw 6 ft at 7 seconds and s 5 ft at 10 seconds. patchy fog
in the evening. a chance of rain in the evening. 
.sun...sw winds 5 to 10 kt, becoming nw in the afternoon. seas
3 to 5 ft. wave detail: s 5 ft at 9 seconds and sw 1 foot at
6 seconds. a chance of rain in the morning, then snow in the
afternoon. vsby 1 to 3 nm. 
.sun night...n winds 5 to 10 kt, becoming nw 10 to 15 kt after
midnight. gusts up to 20 kt. seas 3 to 4 ft. wave detail: s 4 ft
at 7 seconds. snow, mainly in the evening. vsby 1 nm or less. 
.mon...w winds 15 to 20 kt, becoming sw 20 to 25 kt in the
afternoon. gusts up to 35 kt. seas 3 to 5 ft, building to 5 to
7 ft in the afternoon. wave detail: sw 4 ft at 7 seconds and s
4 ft at 8 seconds, becoming sw 7 ft at 7 seconds and s 3 ft at
9 seconds. 
.mon night...w winds 20 to 25 kt with gusts up to 35 kt. seas
5 to 8 ft. wave detail: sw 7 ft at 7 seconds and se 3 ft at
10 seconds. light freezing spray after midnight. 
.tue...w winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. light freezing spray. 
.tue night and wed...w winds 15 to 20 kt, becoming sw 20 to
25 kt. gusts up to 30 kt. seas 3 to 5 ft. light freezing spray. 
.wed night...sw winds 20 to 25 kt with gusts up to 30 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.

$$

fzus51 kbox 171204
cwfbox
expires:202601180100;;039556

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am est sat jan 17 2026

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


anz236-180100-
narragansett bay-
704 am est sat jan 17 2026

.today...sw winds 10 to 15 kt with gusts up to 20 kt. waves 2 to
4 ft. a slight chance of rain this morning, then a chance of rain
this afternoon. 
.tonight...w winds 10 to 15 kt with gusts up to 20 kt, becoming
sw 5 to 10 kt after midnight. waves 2 to 4 ft. a chance of rain
in the evening. 
.sun...sw winds 5 to 10 kt, becoming nw in the afternoon. waves
2 to 3 ft. a chance of rain and snow in the morning, then snow in
the afternoon. vsby 1 to 3 nm. 
.sun night...nw winds 5 to 10 kt. waves 2 to 3 ft. snow, mainly
in the evening. vsby 1 nm or less. 
.mon and mon night...w winds 15 to 20 kt with gusts up to 30 kt.
waves 2 to 4 ft. 
.tue...w winds 10 to 15 kt with gusts up to 25 kt. waves around
3 ft. light freezing spray. 
.tue night and wed...w winds 10 to 15 kt, becoming sw 15 to
20 kt. gusts up to 25 kt. waves 2 to 3 ft. 
.wed night...sw winds 15 to 20 kt with gusts up to 25 kt. waves
2 to 4 ft. a chance of snow showers.  

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 171204
cwfbox
expires:202601180100;;039554

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am est sat jan 17 2026

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


anz237-180100-
block island sound-
704 am est sat jan 17 2026

.today...sw winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
5 ft. wave detail: sw 4 ft at 7 seconds and s 4 ft at 11 seconds.
a slight chance of rain this morning, then a chance of rain this
afternoon. 
.tonight...w winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas 3 to 5 ft. wave
detail: s 4 ft at 9 seconds and w 2 ft at 4 seconds. 
.sun...sw winds 5 to 10 kt, becoming nw in the afternoon. seas
3 to 5 ft. wave detail: s 5 ft at 9 seconds and sw 1 foot at
6 seconds. a chance of rain in the morning, then snow in the
afternoon. vsby 1 to 3 nm. 
.sun night...nw winds 5 to 10 kt, increasing to 10 to 15 kt after
midnight. gusts up to 20 kt. seas 3 to 4 ft. wave detail: s 4 ft
at 7 seconds. snow, mainly in the evening. vsby 1 nm or less. 
.mon...w winds 15 to 20 kt with gusts up to 25 kt, increasing to
20 to 25 kt with gusts up to 35 kt in the afternoon. seas 3 to
4 ft, building to 4 to 6 ft in the afternoon. wave detail: w 3 ft
at 5 seconds and se 3 ft at 8 seconds, becoming w 5 ft at
5 seconds and se 3 ft at 8 seconds. 
.mon night...w winds 20 to 25 kt with gusts up to 35 kt. seas
5 to 7 ft. wave detail: w 5 ft at 6 seconds and se 3 ft at
9 seconds. light freezing spray after midnight. 
.tue...w winds 15 to 20 kt with gusts up to 30 kt. seas 4 to
6 ft. light freezing spray. 
.tue night and wed...w winds 15 to 20 kt with gusts up to 30 kt.
seas 2 to 4 ft. light freezing spray. 
.wed night...sw winds 20 to 25 kt with gusts up to 30 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.

$$

fzus51 kbox 171204
cwfbox
expires:202601180100;;039548

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am est sat jan 17 2026

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


anz255-180100-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
704 am est sat jan 17 2026

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

.today...s 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 s 4 ft at 11 seconds.
a slight chance of rain this afternoon. 
.tonight...w winds 15 to 20 kt, diminishing to 5 to 10 kt after
midnight. seas 5 to 7 ft. wave detail: sw 6 ft at 8 seconds and s
6 ft at 9 seconds. 
.sun...w winds around 5 kt, becoming n in the afternoon. seas
4 to 6 ft. wave detail: sw 6 ft at 7 seconds. a chance of rain in
the morning, then snow and rain in the afternoon with vsby 1 to
3 nm. 
.sun night...n winds around 10 kt, becoming nw after midnight.
gusts up to 20 kt. seas 4 to 6 ft. wave detail: s 4 ft at
8 seconds and sw 3 ft at 7 seconds. snow, mainly in the evening.
vsby 1 nm or less. 
.mon...w winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. gusts up to 35 kt. seas 5 to 7 ft, building to 6 to
9 ft in the afternoon. wave detail: sw 5 ft at 7 seconds and se
3 ft at 8 seconds, becoming sw 7 ft at 7 seconds and se 3 ft at
10 seconds.
.mon night...w winds 20 to 25 kt with gusts up to 40 kt. seas
8 to 11 ft. wave detail: sw 7 ft at 7 seconds and se 3 ft at
9 seconds. 
.tue...w winds 20 to 25 kt with gusts up to 35 kt. seas 6 to
9 ft. light freezing spray. 
.tue night and wed...w winds 20 to 25 kt with gusts up to 30 kt.
seas 5 to 8 ft. light freezing spray. 
.wed night...sw winds 25 to 30 kt. seas 5 to 8 ft. a chance of
showers.  

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.

$$