fzus51 kbox 260206
cwfbox
expires:202603261500;;298100

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt wed mar 25 2026

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


anz235-261500-
rhode island sound-
1005 pm edt wed mar 25 2026

...small craft advisory in effect from 5 am edt thursday through
friday afternoon...

.overnight...s winds 10 to 15 kt, increasing to 15 to 20 kt. seas
2 to 3 ft. wave detail: s 3 ft at 4 seconds and se 1 foot at
8 seconds. 
.thu...sw winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. wave detail: sw 6 ft at 7 seconds and se 1 foot at
9 seconds. patchy fog in the afternoon with vsby 1 to 3 nm. 
.thu night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
5 to 8 ft. wave detail: sw 8 ft at 7 seconds and se 4 ft at
8 seconds. patchy fog. a chance of rain in the evening. rain
likely after midnight. vsby 1 nm or less. 
.fri...nw winds around 15 kt, becoming ne in the afternoon. gusts
up to 20 kt. seas 5 to 7 ft, subsiding to 3 to 5 ft in the
afternoon. wave detail: s 7 ft at 8 seconds, becoming s 5 ft at
8 seconds and se 4 ft at 8 seconds. rain, mainly in the morning.
patchy fog in the morning with vsby 1 to 3 nm. 
.fri night...ne winds 10 to 15 kt. gusts up to 20 kt after
midnight. seas 3 to 4 ft. wave detail: s 4 ft at 8 seconds and ne
2 ft at 4 seconds. 
.sat...n winds 15 to 20 kt, becoming nw 5 to 10 kt in the
afternoon. seas 2 to 4 ft. wave detail: ne 3 ft at 4 seconds and
s 3 ft at 8 seconds. 
.sat night...nw winds 10 to 15 kt. seas around 2 ft. 
.sun and sun night...w winds 15 to 20 kt, becoming sw 20 to
25 kt. seas 2 to 3 ft. 
.mon...sw winds 25 to 30 kt. seas 4 to 6 ft. 
.mon night...sw winds 25 to 30 kt. seas 5 to 7 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 260206
cwfbox
expires:202603261500;;298103

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt wed mar 25 2026

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


anz236-261500-
narragansett bay-
1005 pm edt wed mar 25 2026

...small craft advisory in effect from 8 am edt thursday through
thursday evening...

.overnight...s winds 10 to 15 kt, increasing to 15 to 20 kt.
waves 2 to 3 ft. 
.thu...sw winds 15 to 20 kt with gusts up to 30 kt. waves 3 to
4 ft. a chance of rain in the morning. patchy fog in the
afternoon with vsby 1 to 3 nm. 
.thu night...sw winds 15 to 20 kt with gusts up to 25 kt. waves
3 to 5 ft. patchy fog. a chance of rain in the evening. rain
after midnight. vsby 1 nm or less. 
.fri...n winds 10 to 15 kt. waves 2 to 4 ft. rain, mainly in the
morning. patchy fog in the morning. 
.fri night...ne winds 5 to 10 kt, becoming n 10 to 15 kt after
midnight. waves 2 to 3 ft. 
.sat and sat night...nw winds 10 to 15 kt with gusts up to 20 kt.
waves around 2 ft. 
.sun and sun night...sw winds 10 to 15 kt with gusts up to 20 kt.
waves 2 to 3 ft. 
.mon...sw winds 20 to 25 kt with gusts up to 30 kt. waves 3 to
5 ft. 
.mon night...w winds 15 to 20 kt with gusts up to 25 kt. waves
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 260206
cwfbox
expires:202603261500;;298101

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt wed mar 25 2026

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


anz237-261500-
block island sound-
1005 pm edt wed mar 25 2026

...small craft advisory in effect from 5 am edt thursday through
friday afternoon...

.overnight...s winds 10 to 15 kt. gusts up to 20 kt. seas 2 to
3 ft. wave detail: s 2 ft at 3 seconds and se 1 foot at
8 seconds. 
.thu...sw winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: sw 5 ft at 6 seconds and se 1 foot at
8 seconds. patchy fog in the afternoon with vsby 1 nm or less. 
.thu night...sw winds 15 to 20 kt with gusts up to 30 kt. seas
5 to 7 ft. wave detail: sw 6 ft at 7 seconds and s 4 ft at
8 seconds. patchy fog. a chance of rain in the evening. rain
after midnight. vsby 1 nm or less. 
.fri...nw winds 10 to 15 kt with gusts up to 20 kt, becoming ne
in the afternoon. seas 4 to 6 ft. wave detail: s 5 ft at
8 seconds and sw 4 ft at 7 seconds. rain, mainly in the morning.
patchy fog in the morning with vsby 1 to 3 nm. 
.fri night...ne winds 10 to 15 kt. gusts up to 20 kt after
midnight. seas 2 to 4 ft. wave detail: ne 4 ft at 7 seconds and s
3 ft at 8 seconds. 
.sat and sat night...nw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 4 ft. wave detail: ne 3 ft at 5 seconds and s 3 ft at
8 seconds. 
.sun and sun night...w winds 10 to 15 kt, becoming sw 15 to
20 kt. seas 2 to 3 ft. 
.mon and mon 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 260206
cwfbox
expires:202603261500;;298095

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt wed mar 25 2026

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


anz255-261500-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
1005 pm edt wed mar 25 2026

...small craft advisory in effect from 5 am edt thursday through
friday evening...

.overnight...s winds 10 to 15 kt, increasing to 15 to 20 kt with
gusts up to 25 kt. seas 2 to 3 ft. wave detail: s 3 ft at
5 seconds and e 2 ft at 9 seconds. 
.thu...sw winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
7 ft. wave detail: sw 7 ft at 7 seconds and e 1 foot at
9 seconds. patchy fog in the afternoon with vsby 1 nm or less. 
.thu night...sw winds 25 to 30 kt. seas 7 to 10 ft. wave detail:
sw 10 ft at 8 seconds and se 2 ft at 9 seconds. patchy fog. rain
likely after midnight. vsby 1 nm or less, increasing to 1 to 3 nm
after midnight. 
.fri...nw winds 15 to 20 kt, becoming n in the afternoon. gusts
up to 25 kt. seas 6 to 9 ft, subsiding to 4 to 6 ft in the
afternoon. wave detail: sw 9 ft at 8 seconds and se 1 foot at
9 seconds, becoming sw 6 ft at 8 seconds and ne 3 ft at
9 seconds. rain. patchy fog in the morning with vsby 1 to 3 nm. 
.fri night and sat...n winds 15 to 20 kt. seas 3 to 5 ft. wave
detail: s 5 ft at 8 seconds and ne 4 ft at 5 seconds. 
.sat night...nw winds 5 to 10 kt, increasing to 10 to 15 kt after
midnight. seas 2 to 4 ft. wave detail: ne 3 ft at 7 seconds and w
2 ft at 6 seconds. 
.sun and sun night...w winds 15 to 20 kt with gusts up to 25 kt.
seas 2 to 4 ft. 
.mon...sw winds 25 to 30 kt. seas 4 to 6 ft. 
.mon night...w winds 25 to 30 kt with gusts up to 35 kt. seas
5 to 8 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.

$$