fzus51 kbox 202105
cwfbox
expires:202512211000;;934137

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm est sat dec 20 2025

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


anz235-211000-
rhode island sound-
404 pm est sat dec 20 2025

...gale warning in effect from 1 am est sunday through monday
morning...

.tonight...sw winds 20 to 25 kt with gusts up to 30 kt,
increasing to 25 to 30 kt with gusts up to 40 kt after midnight.
seas 4 to 6 ft, building to 5 to 8 ft after midnight. wave
detail: sw 6 ft at 5 seconds and s 6 ft at 10 seconds, becoming
sw 8 ft at 7 seconds and se 4 ft at 10 seconds. 
.sun...sw winds 25 to 30 kt with gusts up to 40 kt, becoming w
20 to 25 kt with gusts up to 30 kt in the afternoon. seas 5 to
8 ft. wave detail: sw 8 ft at 8 seconds and s 5 ft at 9 seconds. 
.sun night...nw winds 20 to 25 kt with gusts up to 30 kt. seas
4 to 6 ft. wave detail: w 6 ft at 6 seconds and se 2 ft at
10 seconds. 
.mon...nw winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. gusts up to 30 kt. seas 3 to 5 ft. wave detail: nw
5 ft at 5 seconds and se 1 foot at 10 seconds. 
.mon night...w winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 3 ft. wave detail: w 3 ft at 4 seconds and se 1 foot at
9 seconds. 
.tue...sw winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. gusts up to 30 kt. seas 2 to 4 ft, building to 4 to
6 ft in the afternoon. wave detail: sw 3 ft at 4 seconds and se
1 foot at 10 seconds, becoming sw 6 ft at 6 seconds and se 1 foot
at 10 seconds. rain. vsby 1 to 3 nm in the morning. 
.tue night...w winds 20 to 25 kt, becoming nw 25 to 30 kt after
midnight. seas 4 to 6 ft. rain likely in the evening. 
.wed...nw winds 25 to 30 kt with gusts up to 35 kt. seas 3 to
5 ft. 
.wed night and thu...nw winds 10 to 15 kt, becoming w. gusts up
to 20 kt. seas 2 to 4 ft. 
.thu night...sw winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 4 ft. a chance of rain.  

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 202105
cwfbox
expires:202512211000;;934140

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm est sat dec 20 2025

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


anz236-211000-
narragansett bay-
404 pm est sat dec 20 2025

...small craft advisory in effect from 1 am est sunday through
monday morning...

.tonight...sw winds 20 to 25 kt. gusts up to 40 kt after
midnight. waves 3 to 5 ft. 
.sun...sw winds 20 to 25 kt, becoming nw 15 to 20 kt in the
afternoon. gusts up to 35 kt. waves 3 to 5 ft. 
.sun night...nw winds 15 to 20 kt with gusts up to 30 kt. waves
around 3 ft. 
.mon...nw winds 15 to 20 kt, becoming w 10 to 15 kt in the
afternoon. gusts up to 30 kt. waves 2 to 3 ft. 
.mon night...w winds 5 to 10 kt. gusts up to 20 kt in the
evening. waves around 2 ft. a chance of snow after midnight. 
.tue...sw winds 10 to 15 kt with gusts up to 25 kt. waves 2 to
4 ft. rain. snow likely in the morning. vsby 1 nm or less,
increasing to 1 to 3 nm in the afternoon. 
.tue night...w winds 15 to 20 kt with gusts up to 30 kt. waves
2 to 4 ft. a chance of rain in the evening. 
.wed through thu...sw winds 15 to 20 kt with gusts up to 30 kt.
waves 2 to 3 ft. 
.thu night...sw winds around 10 kt. waves 2 to 3 ft. a chance of
rain.  

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 202105
cwfbox
expires:202512211000;;934138

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm est sat dec 20 2025

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


anz237-211000-
block island sound-
404 pm est sat dec 20 2025

...gale warning in effect from 1 am est sunday through monday
morning...

.tonight...sw winds 20 to 25 kt, increasing to 25 to 30 kt with
gusts up to 40 kt after midnight. seas 3 to 5 ft, building to
5 to 7 ft after midnight. wave detail: sw 5 ft at 5 seconds and s
4 ft at 10 seconds, becoming sw 7 ft at 6 seconds and s 3 ft at
10 seconds. 
.sun...w winds 25 to 30 kt with gusts up to 40 kt, diminishing to
20 to 25 kt with gusts up to 30 kt in the afternoon. seas 5 to
7 ft. wave detail: w 7 ft at 6 seconds and s 5 ft at 9 seconds. 
.sun night...nw winds 20 to 25 kt with gusts up to 35 kt. seas
3 to 5 ft. wave detail: w 5 ft at 6 seconds and se 3 ft at
10 seconds. 
.mon...nw winds 20 to 25 kt, becoming w 15 to 20 kt in the
afternoon. gusts up to 30 kt. seas 2 to 4 ft. wave detail: nw
4 ft at 5 seconds and se 2 ft at 10 seconds. 
.mon night...w winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 3 ft. wave detail: w 2 ft at 4 seconds and se 1 foot at
10 seconds. 
.tue and tue night...nw winds 20 to 25 kt with gusts up to 35 kt.
seas 3 to 5 ft. wave detail: w 5 ft at 6 seconds and se 2 ft at
10 seconds. rain. vsby 1 to 3 nm. 
.wed...nw winds 20 to 25 kt with gusts up to 35 kt. seas 3 to
5 ft. 
.wed night and thu...nw winds 10 to 15 kt, becoming w. gusts up
to 20 kt. seas 2 to 3 ft. 
.thu night...sw winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 3 ft. a chance of rain.  

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 202105
cwfbox
expires:202512211000;;934132

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm est sat dec 20 2025

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


anz255-211000-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
404 pm est sat dec 20 2025

...gale warning in effect from 1 am est sunday through monday
morning...

.tonight...sw winds 20 to 25 kt with gusts up to 30 kt,
increasing to 25 to 30 kt with gusts up to 40 kt after midnight.
seas 4 to 6 ft, building to 6 to 9 ft after midnight. wave
detail: sw 6 ft at 5 seconds and sw 6 ft at 10 seconds, becoming
sw 9 ft at 8 seconds and se 4 ft at 9 seconds. 
.sun...sw winds 25 to 30 kt, becoming w in the afternoon. gusts
up to 40 kt. seas 6 to 9 ft. wave detail: sw 9 ft at 8 seconds
and se 2 ft at 9 seconds. 
.sun night...nw winds 25 to 30 kt with gusts up to 35 kt. seas
6 to 8 ft. wave detail: w 8 ft at 8 seconds and se 2 ft at
10 seconds. 
.mon...nw winds 25 to 30 kt, diminishing to 20 to 25 kt in the
afternoon. seas 5 to 8 ft, subsiding to 4 to 6 ft in the
afternoon. wave detail: nw 8 ft at 7 seconds and e 2 ft at
10 seconds, becoming w 6 ft at 7 seconds and e 2 ft at
10 seconds. 
.mon night...w winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 25 kt. seas 3 to 5 ft. wave detail: w
5 ft at 6 seconds and e 1 foot at 9 seconds. 
.tue...sw winds 15 to 20 kt, becoming s 20 to 25 kt in the
afternoon. gusts up to 30 kt. seas 3 to 5 ft, building to 5 to
7 ft in the afternoon. wave detail: sw 4 ft at 5 seconds and e
1 foot at 10 seconds, becoming sw 7 ft at 7 seconds and e 1 foot
at 10 seconds. rain.
.tue night...w winds 25 to 35 kt. gusts up to 45 kt after
midnight. seas 6 to 9 ft. rain likely in the evening, then a
chance of showers after midnight. 
.wed...nw winds 25 to 35 kt with gusts up to 45 kt. seas 5 to
8 ft. 
.wed night and thu...nw winds 15 to 20 kt with gusts up to 30 kt,
becoming w 10 to 15 kt with gusts up to 20 kt. seas 3 to 5 ft. 
.thu night...sw winds 10 to 15 kt with gusts up to 20 kt. seas
3 to 5 ft. a chance of rain.  

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.

$$