fzus51 kbox 212305
cwfbox
expires:202607221200;;375614

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

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


anz235-221200-
rhode island sound-
704 pm edt tue jul 21 2026

...small craft advisory in effect through wednesday evening...

.tonight...s winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft, building to 5 to 8 ft after midnight. wave detail: s 6 ft
at 7 seconds, becoming sw 8 ft at 7 seconds and se 4 ft at
8 seconds. showers with a chance of tstms. patchy fog after
midnight. 
.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 se 4 ft at 7 seconds.
a chance of showers. patchy fog in the morning with vsby 1 to
3 nm. 
.wed night...sw winds 15 to 20 kt with gusts up to 25 kt,
becoming nw around 10 kt after midnight. seas 5 to 7 ft. wave
detail: s 7 ft at 9 seconds and se 4 ft at 9 seconds. a chance of
showers. patchy fog in the evening with vsby 1 to 3 nm. 
.thu...n winds 5 to 10 kt, becoming e in the afternoon. seas 4 to
6 ft. wave detail: s 6 ft at 9 seconds and e 4 ft at 10 seconds.
a chance of showers in the morning. 
.thu night...s winds 5 to 10 kt, becoming nw after midnight. seas
3 to 4 ft. wave detail: s 4 ft at 8 seconds and se 3 ft at
7 seconds. 
.fri and fri night...e winds 5 to 10 kt. seas 2 to 4 ft. wave
detail: se 4 ft at 7 seconds and w 1 foot at 7 seconds. 
.sat through sun night...sw winds 5 to 10 kt. seas 2 to 3 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 212305
cwfbox
expires:202607221200;;375617

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

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


anz236-221200-
narragansett bay-
704 pm edt tue jul 21 2026

.tonight...s winds 15 to 20 kt with gusts up to 25 kt. waves 3 to
5 ft. a chance of tstms. showers this evening, then a chance of
showers after midnight. patchy fog after midnight. 
.wed...sw winds 15 to 20 kt with gusts up to 25 kt. waves 3 to
5 ft. a chance of showers. patchy fog in the morning with vsby
1 to 3 nm. 
.wed night...sw winds 10 to 15 kt with gusts up to 20 kt,
becoming nw 5 to 10 kt after midnight. waves 2 to 4 ft. a chance
of showers in the evening. 
.thu...n winds 5 to 10 kt, becoming ne in the afternoon. waves
2 to 3 ft. 
.thu night...s winds 5 to 10 kt, becoming nw after midnight.
waves 2 to 3 ft. 
.fri and fri night...ne winds 5 to 10 kt. waves around 2 ft. 
.sat through sun night...sw winds 5 to 10 kt. waves around 2 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.

$$