fzus51 kbox 122307
cwfbox
expires:202603131200;;568428

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
706 pm edt thu mar 12 2026

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


anz230-131200-
boston harbor-
706 pm edt thu mar 12 2026

.tonight...nw winds 15 to 20 kt. waves around 2 ft. snow and rain
this evening. 
.fri...w winds 10 to 15 kt, becoming sw 15 to 20 kt in the
afternoon. waves around 2 ft. 
.fri night...s winds 15 to 20 kt with gusts up to 25 kt. waves
around 2 ft. a chance of rain. 
.sat...sw winds 20 to 25 kt, becoming w 25 to 30 kt in the
afternoon. waves around 2 ft. 
.sat night...w winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. gusts up to 30 kt. waves around 2 ft. 
.sun...nw winds 5 to 10 kt, becoming e 10 to 15 kt with gusts up
to 20 kt in the afternoon. waves 1 foot or less, then around 2 ft
in the afternoon. 
.sun night...se winds 15 to 20 kt, increasing to 20 to 25 kt with
gusts up to 30 kt after midnight. waves 2 to 3 ft. a chance of
rain after midnight. 
.mon and mon night...s winds 25 to 30 kt with gusts up to 40 kt.
waves 2 to 3 ft, except 4 to 6 ft at the outer harbor entrance.
rain.
.tue...w winds 20 to 25 kt. waves around 2 ft, except 3 to 5 ft
at the outer harbor entrance. a chance of rain. 
.tue night...w winds 20 to 25 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 122307
cwfbox
expires:202603131200;;568429

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
706 pm edt thu mar 12 2026

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


anz236-131200-
narragansett bay-
706 pm edt thu mar 12 2026

.tonight...nw winds 15 to 20 kt, diminishing to 10 to 15 kt after
midnight. waves 2 to 3 ft. patchy fog this evening. snow, rain
and sleet this evening with vsby 1 nm or less. 
.fri...w winds 5 to 10 kt, becoming sw 15 to 20 kt in the
afternoon. waves 2 to 3 ft. 
.fri night...s winds 15 to 20 kt, becoming sw 20 to 25 kt after
midnight. gusts up to 30 kt. waves 4 to 6 ft. 
.sat...w winds 20 to 25 kt with gusts up to 35 kt. waves 4 to
6 ft. 
.sat night...w winds 15 to 20 kt with gusts up to 30 kt, becoming
nw 5 to 10 kt with gusts up to 20 kt after midnight. waves 2 to
3 ft. at the bay entrance, waves 4 to 6 ft, subsiding to 2 to
4 ft after midnight. 
.sun...n winds around 5 kt, becoming se with gusts up to 20 kt in
the afternoon. waves around 2 ft. 
.sun night...se winds 10 to 15 kt, increasing to 20 to 25 kt
after midnight. gusts up to 30 kt. waves 2 to 3 ft, building to
3 to 5 ft after midnight. rain likely after midnight. 
.mon and mon night...s winds 25 to 30 kt with gusts up to 40 kt.
waves 5 to 8 ft. at the bay entrance, waves 6 to 9 ft, building
to 8 to 11 ft. rain.
.tue...sw winds 15 to 20 kt with gusts up to 25 kt. waves 5 to
7 ft, except 7 to 10 ft at the bay entrance. a chance of rain. 
.tue night...w winds 15 to 20 kt with gusts up to 25 kt. waves
3 to 5 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.

$$