fzus51 kbox 211704
cwfbox
expires:202607220600;;357145

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt tue jul 21 2026

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


anz235-220600-
rhode island sound-
104 pm edt tue jul 21 2026

...small craft advisory in effect from 8 pm edt this evening
through wednesday evening...

.this afternoon...se winds 15 to 20 kt with gusts up to 25 kt.
seas around 3 ft. wave detail: s 3 ft at 5 seconds. a chance of
showers with a slight chance of tstms. 
.tonight...s winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
7 ft. wave detail: s 7 ft at 7 seconds and w 3 ft at 6 seconds.
showers. a chance of tstms in the evening. 
.wed...sw winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
8 ft. wave detail: s 8 ft at 8 seconds and e 3 ft at 7 seconds.
showers likely, mainly in the morning. 
.wed night...sw winds 15 to 20 kt, becoming nw 10 to 15 kt after
midnight. gusts up to 25 kt. seas 5 to 7 ft. wave detail: s 7 ft
at 9 seconds and se 4 ft at 9 seconds. a chance of showers. 
.thu...n winds 5 to 10 kt, becoming sw in the afternoon. seas
5 to 7 ft. wave detail: s 6 ft at 9 seconds and e 3 ft at
7 seconds. 
.thu night...se winds 5 to 10 kt, becoming n after midnight. seas
3 to 5 ft. wave detail: s 4 ft at 8 seconds and e 2 ft at
9 seconds. 
.fri through sat night...ne winds 5 to 10 kt. seas 2 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 211704
cwfbox
expires:202607220600;;357148

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt tue jul 21 2026

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


anz236-220600-
narragansett bay-
104 pm edt tue jul 21 2026

.this afternoon...se winds 15 to 20 kt with gusts up to 25 kt.
waves around 3 ft. a chance of showers with isolated tstms. 
.tonight...s winds 15 to 20 kt with gusts up to 30 kt. waves 3 to
4 ft. showers with a chance of tstms in the evening, then showers
likely after midnight. 
.wed...sw winds 15 to 20 kt with gusts up to 30 kt. waves 3 to
5 ft. a chance of showers. 
.wed night...sw winds 10 to 15 kt with gusts up to 25 kt,
becoming nw 5 to 10 kt after midnight. waves 2 to 4 ft. a chance
of showers in the evening. 
.thu...nw winds 5 to 10 kt, becoming w in the afternoon. waves
2 to 3 ft. 
.thu night...w winds 5 to 10 kt, becoming n after midnight. waves
2 to 3 ft. 
.fri through sat night...ne 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.

$$