fzus51 kbox 120504
cwfbox
expires:202605121800;;416636

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am edt tue may 12 2026

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


anz230-121800-
boston harbor-
103 am edt tue may 12 2026

.rest of tonight...nw winds 5 to 10 kt. waves 1 foot or less. 
.tue...n winds 5 to 10 kt, becoming e in the afternoon. waves
1 foot or less. 
.tue night...s winds around 5 kt. waves 1 foot or less. 
.wed...s winds 5 to 10 kt, increasing to 15 to 20 kt with gusts
up to 25 kt in the afternoon. waves 1 foot or less, then around
2 ft in the afternoon. 
.wed night...s winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 25 kt. waves around 2 ft. 
.thu...se winds 10 to 15 kt with gusts up to 20 kt. waves around
2 ft. patchy fog. showers.
.thu night...e winds 5 to 10 kt, becoming ne after midnight.
waves around 2 ft in the evening, then 1 foot or less. patchy
fog. showers. a chance of tstms in the evening. 
.fri...n winds 5 to 10 kt. waves 1 foot or less. patchy fog.
showers.
.fri night...nw winds 5 to 10 kt. waves 1 foot or less. a chance
of showers. 
.sat and sat night...w winds 10 to 15 kt. gusts up to 20 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.

$$

fzus51 kbox 120504
cwfbox
expires:202605121800;;416637

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am edt tue may 12 2026

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


anz236-121800-
narragansett bay-
103 am edt tue may 12 2026

.rest of tonight...nw winds 5 to 10 kt. waves around 2 ft. 
.tue...n winds around 10 kt, becoming w in the afternoon. waves
around 2 ft. 
.tue night...sw winds 5 to 10 kt. waves around 2 ft. 
.wed...s winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. gusts up to 25 kt. waves 2 to 3 ft. 
.wed night...s winds 15 to 20 kt. waves 2 to 4 ft.
.thu and thu night...n winds 10 to 15 kt with gusts up to 20 kt.
waves 2 to 3 ft. patchy fog. showers.
.fri...nw winds 5 to 10 kt. waves 2 to 3 ft. patchy fog. showers
likely. 
.fri night...nw winds 5 to 10 kt. waves 2 to 3 ft. a chance of
showers. 
.sat and sat night...sw winds 10 to 15 kt with gusts up to 20 kt.
waves 2 to 3 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.

$$