fzus51 kbox 182006
cwfbox
expires:202605190900;;785274

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt mon may 18 2026

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


anz230-190900-
boston harbor-
405 pm edt mon may 18 2026

.tonight...s winds around 10 kt, becoming sw after midnight.
waves around 2 ft this evening, then 1 foot or less. 
.tue...sw winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
waves 1 foot or less, then around 2 ft in the afternoon. 
.tue night...sw winds 10 to 15 kt with gusts up to 20 kt. waves
around 2 ft. 
.wed...w winds 10 to 15 kt with gusts up to 20 kt. waves around
2 ft. showers likely in the afternoon. 
.wed night...nw winds 10 to 15 kt. gusts up to 20 kt in the
evening. waves around 2 ft. a chance of showers in the evening. 
.thu and thu night...nw winds 10 to 15 kt. waves around 2 ft. 
.fri...e winds 5 to 10 kt. waves 1 foot or less. 
.fri night and sat...sw winds 5 to 10 kt, becoming e. waves
1 foot or less. a chance of showers. 
.sat night...e winds 5 to 10 kt. waves 1 foot or less. showers
likely.  

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 182006
cwfbox
expires:202605190900;;785275

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt mon may 18 2026

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


anz236-190900-
narragansett bay-
405 pm edt mon may 18 2026

.tonight...sw winds around 10 kt. waves around 2 ft. patchy fog.
vsby 1 nm or less. 
.tue...sw winds 10 to 15 kt with gusts up to 20 kt. waves 2 to
3 ft. patchy fog in the morning with vsby 1 nm or less. 
.tue night...sw winds 10 to 15 kt with gusts up to 20 kt. waves
2 to 3 ft. 
.wed...sw winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. gusts up to 25 kt. waves 2 to 3 ft. showers likely in
the afternoon. 
.wed night...nw winds 10 to 15 kt. gusts up to 20 kt in the
evening. waves 2 to 3 ft. a chance of showers in the evening. 
.thu and thu night...nw winds 10 to 15 kt. waves around 2 ft. 
.fri...e winds 5 to 10 kt. waves around 2 ft. 
.fri night...s winds 5 to 10 kt. waves around 2 ft. a chance of
showers. 
.sat and sat night...e winds 5 to 10 kt. waves around 2 ft.
showers likely.  

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.

$$