fzus51 kbox 310204
cwfbox
expires:202510311500;;588564

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt thu oct 30 2025

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


anz235-311500-
rhode island sound-
1004 pm edt thu oct 30 2025

...gale warning in effect through saturday afternoon...

.overnight...e winds 25 to 30 kt, becoming se 20 to 25 kt. seas
5 to 8 ft. wave detail: e 8 ft at 7 seconds and s 1 foot at
3 seconds. patchy fog. showers, then a chance of showers with a
slight chance of tstms. vsby 1 nm or less. 
.fri...sw winds 25 to 30 kt with gusts up to 35 kt, increasing to
30 to 40 kt with gusts up to 45 kt in the afternoon. seas 6 to
8 ft, building to 7 to 10 ft in the afternoon. wave detail: s
8 ft at 9 seconds and sw 7 ft at 7 seconds, becoming sw 10 ft at
9 seconds and s 9 ft at 10 seconds. 
.fri night...w winds 30 to 40 kt with gusts up to 45 kt. seas
8 to 11 ft. wave detail: sw 11 ft at 9 seconds and s 8 ft at
10 seconds. 
.sat...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 7 to
10 ft, subsiding to 5 to 7 ft in the afternoon. wave detail: w
10 ft at 8 seconds and s 4 ft at 13 seconds, becoming w 7 ft at
8 seconds and s 4 ft at 12 seconds. 
.sat night...nw winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 25 kt. seas 4 to 6 ft, subsiding to
2 to 4 ft after midnight. wave detail: w 5 ft at 7 seconds and s
3 ft at 11 seconds, becoming w 4 ft at 7 seconds and s 2 ft at
10 seconds. 
.sun and sun night...w winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: w 3 ft at 6 seconds and s 2 ft at 10 seconds. 
.mon...sw winds 15 to 20 kt. seas 2 to 4 ft. 
.mon night and tue...w winds 20 to 25 kt with gusts up to 30 kt.
seas 4 to 6 ft. a chance of showers. 
.tue night...nw winds 20 to 25 kt. seas 3 to 5 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 310204
cwfbox
expires:202510311500;;588567

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt thu oct 30 2025

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


anz236-311500-
narragansett bay-
1004 pm edt thu oct 30 2025

...gale warning in effect through saturday morning...

.overnight...se winds 20 to 25 kt with gusts up to 35 kt. waves
3 to 5 ft. patchy fog. showers, then showers likely with a slight
chance of tstms. vsby 1 nm or less. 
.fri...sw winds 20 to 25 kt with gusts up to 30 kt, increasing to
25 to 30 kt with gusts up to 40 kt in the afternoon. waves 4 to
6 ft. 
.fri night...w winds 25 to 30 kt with gusts up to 40 kt. waves
4 to 6 ft. 
.sat...w winds 20 to 25 kt with gusts up to 35 kt, diminishing to
15 to 20 kt with gusts up to 25 kt in the afternoon. waves 3 to
5 ft, subsiding to 2 to 3 ft in the afternoon. 
.sat night through sun night...w winds 10 to 15 kt with gusts up
to 20 kt. waves 2 to 3 ft. 
.mon...sw winds 10 to 15 kt with gusts up to 20 kt. waves 2 to
3 ft. 
.mon night and tue...w winds 15 to 20 kt with gusts up to 25 kt.
waves 2 to 4 ft. a chance of showers. 
.tue night...w winds 15 to 20 kt with gusts up to 25 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.

$$