fzus51 kbox 210504
cwfbox
expires:202603211800;;039682

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt sat mar 21 2026

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


anz230-211800-
boston harbor-
104 am edt sat mar 21 2026

...small craft advisory in effect until 2 am edt early this
morning...

.rest of tonight...sw winds 10 to 15 kt with gusts up to 25 kt.
waves around 2 ft. a chance of showers. 
.sat...nw winds 10 to 15 kt with gusts up to 20 kt. waves around
2 ft. 
.sat night...n winds 5 to 10 kt, becoming e after midnight. waves
1 foot or less. 
.sun...s winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
waves around 2 ft. a chance of rain in the morning, then rain
likely in the afternoon. 
.sun night...w winds 10 to 15 kt, becoming n 15 to 20 kt after
midnight. waves around 2 ft. rain likely. 
.mon...n winds 15 to 20 kt. waves around 2 ft. a chance of rain. 
.mon night...n winds 15 to 20 kt. waves around 2 ft, except 3 to
5 ft at the outer harbor entrance. 
.tue and tue night...nw winds 10 to 15 kt, becoming sw 15 to
20 kt. waves around 2 ft. 
.wed and wed night...sw winds 15 to 20 kt, becoming w. gusts up
to 25 kt. waves around 2 ft. a chance of rain.  

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 210504
cwfbox
expires:202603211800;;039683

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt sat mar 21 2026

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


anz236-211800-
narragansett bay-
104 am edt sat mar 21 2026

...small craft advisory in effect until 2 am edt early this
morning...

.rest of tonight...sw winds 10 to 15 kt with gusts up to 25 kt.
waves 2 to 4 ft. showers.
.sat...nw winds 5 to 10 kt with gusts up to 20 kt. waves 2 to
3 ft. 
.sat night...n winds 5 to 10 kt, becoming se after midnight.
waves 2 to 3 ft. 
.sun...s winds 10 to 15 kt with gusts up to 20 kt. waves 2 to
3 ft. a chance of rain in the afternoon. 
.sun night and mon...n winds 10 to 15 kt with gusts up to 20 kt.
waves 2 to 3 ft. rain likely . 
.mon night...n winds 10 to 15 kt. gusts up to 20 kt in the
evening. waves 2 to 3 ft. 
.tue and tue night...nw winds 10 to 15 kt, becoming sw with gusts
up to 20 kt. waves around 2 ft. 
.wed...sw winds 10 to 15 kt with gusts up to 20 kt. waves 2 to
3 ft. a chance of rain. 
.wed night...nw 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.

$$