fzus51 kbox 131406
cwfbox
expires:202603140300;;603250

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1006 am edt fri mar 13 2026

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


anz230-140300-
boston harbor-
1006 am edt fri mar 13 2026

.this afternoon...w winds around 10 kt, becoming sw with gusts up
to 20 kt. waves around 2 ft. 
.tonight...s winds 10 to 15 kt with gusts up to 30 kt. waves
around 2 ft. scattered showers after midnight. 
.sat...w winds 15 to 20 kt with gusts up to 35 kt. waves around
2 ft. 
.sat night...w winds 20 to 25 kt with gusts up to 35 kt, becoming
nw 15 to 20 kt after midnight. waves around 2 ft. 
.sun...n winds 5 to 10 kt, becoming e 10 to 15 kt in the
afternoon. waves 1 foot or less. 
.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 through tue...sw winds 30 to 40 kt with gusts up to 45 kt.
waves 2 to 3 ft, except 4 to 6 ft at the outer harbor entrance.
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 131406
cwfbox
expires:202603140300;;603239

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1006 am edt fri mar 13 2026

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


anz250-140300-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1006 am edt fri mar 13 2026

.this afternoon...w winds 10 to 15 kt, becoming sw. gusts up to
25 kt. seas 3 to 5 ft. wave detail: nw 4 ft at 5 seconds and se
3 ft at 9 seconds. 
.tonight...s winds 15 to 20 kt, increasing to 20 to 25 kt after
midnight. gusts up to 35 kt. seas 4 to 6 ft. wave detail: s 5 ft
at 5 seconds and se 2 ft at 10 seconds. scattered showers after
midnight. 
.sat...w winds 20 to 25 kt with gusts up to 40 kt. seas 4 to
6 ft. wave detail: w 5 ft at 5 seconds and se 5 ft at 7 seconds. 
.sat night...w winds 25 to 30 kt with gusts up to 40 kt, becoming
nw 20 to 25 kt with gusts up to 30 kt after midnight. seas 4 to
6 ft. wave detail: w 6 ft at 5 seconds and se 2 ft at 8 seconds. 
.sun...n winds 10 to 15 kt with gusts up to 20 kt, becoming e
5 to 10 kt in the afternoon. seas 2 to 4 ft. wave detail: n 4 ft
at 5 seconds and s 1 foot at 8 seconds. 
.sun night...se winds 15 to 20 kt, increasing to 20 to 25 kt with
gusts up to 30 kt after midnight. seas 2 to 3 ft, building to
4 to 6 ft after midnight. wave detail: se 3 ft at 3 seconds and
nw 1 foot at 3 seconds, becoming s 6 ft at 5 seconds and se
1 foot at 10 seconds. 
.mon...se winds 25 to 35 kt with gusts up to 40 kt. seas 7 to
10 ft. rain.
.mon night...s winds 30 to 40 kt with gusts up to 45 kt. seas
9 to 13 ft. rain.
.tue...sw winds 25 to 30 kt with gusts up to 45 kt. seas 8 to
11 ft. rain likely. 
.tue night...w winds 25 to 30 kt. seas 5 to 8 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.

$$