fzus51 kbox 311104
cwfbox
expires:202608010000;;385270

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
703 am edt fri jul 31 2026

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


anz235-010000-
rhode island sound-
703 am edt fri jul 31 2026

.today...nw winds around 5 kt, becoming sw this afternoon. seas
2 to 3 ft. wave detail: s 3 ft at 9 seconds and sw 2 ft at
4 seconds. a slight chance of showers and tstms this afternoon. 
.tonight...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se
3 ft at 7 seconds and sw 1 foot at 7 seconds. patchy fog after
midnight with vsby 1 nm or less. 
.sat...sw winds around 5 kt, increasing to 10 to 15 kt in the
afternoon. seas 2 to 3 ft. wave detail: s 3 ft at 9 seconds and
sw 2 ft at 4 seconds. patchy fog. vsby 1 to 3 nm. 
.sat night...s winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s
3 ft at 8 seconds and sw 2 ft at 4 seconds. 
.sun...s winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s 3 ft at
8 seconds and sw 2 ft at 5 seconds. 
.sun night...s winds 10 to 15 kt. gusts up to 20 kt after
midnight. seas 2 to 3 ft. wave detail: s 3 ft at 4 seconds and s
2 ft at 7 seconds. showers likely with a chance of tstms after
midnight. 
.mon...sw winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. showers likely. 
.mon night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. a chance of showers and tstms. 
.tue...sw winds 10 to 15 kt. seas 3 to 4 ft. a chance of showers.
.tue night...sw winds 10 to 15 kt. seas 3 to 4 ft.  

winds and seas higher in and near tstms.

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 311104
cwfbox
expires:202608010000;;385273

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
703 am edt fri jul 31 2026

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


anz236-010000-
narragansett bay-
703 am edt fri jul 31 2026

.today...nw winds around 5 kt, becoming s this afternoon. waves
around 2 ft. a slight chance of showers and tstms this afternoon.
.tonight...sw winds 5 to 10 kt. waves around 2 ft. 
.sat...sw winds around 5 kt, becoming s in the afternoon. waves
around 2 ft. patchy fog in the morning. 
.sat night...s winds 5 to 10 kt. waves around 2 ft.
.sun...s winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. waves around 2 ft. 
.sun night...s winds 5 to 10 kt, increasing to 10 to 15 kt after
midnight. waves around 2 ft. a chance of showers after midnight. 
.mon...sw winds 15 to 20 kt with gusts up to 25 kt. waves 2 to
3 ft. showers likely with a chance of tstms. 
.mon night...sw winds 10 to 15 kt with gusts up to 20 kt. waves
2 to 3 ft. a chance of showers and tstms. 
.tue...sw winds 5 to 10 kt. waves 2 to 3 ft. a chance of showers.
.tue night...sw winds 5 to 10 kt. waves 2 to 3 ft.  

winds and waves higher in and near tstms.

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 311104
cwfbox
expires:202608010000;;385271

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
703 am edt fri jul 31 2026

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


anz237-010000-
block island sound-
703 am edt fri jul 31 2026

.today...nw winds around 5 kt, becoming sw this afternoon. seas
2 to 3 ft. wave detail: s 3 ft at 9 seconds and e 1 foot at
7 seconds. a slight chance of showers and tstms this afternoon. 
.tonight...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s
3 ft at 8 seconds and e 1 foot at 8 seconds. patchy fog after
midnight with vsby 1 to 3 nm. 
.sat...sw winds around 5 kt, becoming s in the afternoon. seas
2 to 3 ft. wave detail: s 3 ft at 9 seconds and sw 2 ft at
4 seconds. patchy fog in the morning with vsby 1 to 3 nm. 
.sat night...s winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s
3 ft at 8 seconds and sw 2 ft at 3 seconds. 
.sun...s winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s 2 ft at
8 seconds and sw 1 foot at 5 seconds. 
.sun night...s winds 10 to 15 kt. gusts up to 20 kt after
midnight. seas 2 to 3 ft. wave detail: sw 2 ft at 4 seconds and s
2 ft at 7 seconds. showers likely with a chance of tstms after
midnight. 
.mon...sw winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
4 ft. showers likely with a chance of tstms. 
.mon night...sw winds 10 to 15 kt with gusts up to 20 kt. seas
3 to 5 ft. a chance of showers and tstms. 
.tue...sw winds 5 to 10 kt. seas 3 to 4 ft. a chance of showers. 
.tue night...sw winds 5 to 10 kt. seas 3 to 4 ft. 

winds and seas higher in and near tstms.

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 311104
cwfbox
expires:202608010000;;385265

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
703 am edt fri jul 31 2026

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


anz255-010000-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
703 am edt fri jul 31 2026

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

$$