fzus51 kbox 171105
cwfbox
expires:202604180000;;517869

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am edt fri apr 17 2026

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


anz230-180000-
boston harbor-
704 am edt fri apr 17 2026

.today...nw winds 5 to 10 kt, becoming ne 10 to 15 kt this
afternoon. waves 1 foot or less, then around 2 ft this afternoon.
patchy fog. a slight chance of rain. vsby 1 nm or less. 
.tonight...ne winds 5 to 10 kt. waves 1 foot or less. patchy fog.
vsby 1 to 3 nm. 
.sat...ne winds around 10 kt. waves 1 foot or less, then around
2 ft in the afternoon. patchy fog in the morning with vsby 1 to
3 nm. 
.sat night...e winds 5 to 10 kt, becoming se after midnight.
waves 1 foot or less. patchy fog in the evening. 
.sun and sun night...w winds 15 to 20 kt. waves around 2 ft.
showers.
.mon through tue night...s winds 10 to 15 kt with gusts up to
20 kt. waves around 2 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 171105
cwfbox
expires:202604180000;;517870

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am edt fri apr 17 2026

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


anz236-180000-
narragansett bay-
704 am edt fri apr 17 2026

.today...w winds around 5 kt, becoming ne this afternoon. waves
2 to 3 ft. patchy fog. a chance of rain. isolated tstms this
afternoon. vsby 1 to 3 nm. 
.tonight...ne winds 5 to 10 kt. waves 2 to 3 ft. patchy fog. vsby
1 to 3 nm in the evening. 
.sat...ne winds around 10 kt. waves around 2 ft. patchy fog in
the morning with vsby 1 to 3 nm. 
.sat night...e winds 5 to 10 kt, becoming se after midnight.
waves around 2 ft. 
.sun and sun night...nw winds 10 to 15 kt with gusts up to 20 kt.
waves 2 to 3 ft. a chance of showers in the morning, then showers
through the night. 
.mon through tue night...sw winds 10 to 15 kt with gusts up to
20 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.

$$