fzus51 kbox 230207
cwfbox
expires:202603231500;;141658

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1006 pm edt sun mar 22 2026

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


anz230-231500-
boston harbor-
1006 pm edt sun mar 22 2026

...small craft advisory in effect through monday evening...

.overnight...n winds around 10 kt, increasing to 15 to 20 kt.
gusts up to 25 kt. waves around 2 ft. rain. snow with a chance of
sleet. patchy fog. vsby 1 to 3 nm. 
.mon...n winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. gusts up to 30 kt. waves around 2 ft. snow, a chance
of sleet and rain in the morning, then snow showers likely in the
afternoon. 
.mon night...n winds 5 to 10 kt with gusts up to 20 kt. waves
around 2 ft. snow showers likely in the evening. 
.tue...nw winds 5 to 10 kt with gusts up to 20 kt, becoming w in
the afternoon. waves around 2 ft in the morning, then 1 foot or
less. at the outer harbor entrance, waves 2 to 4 ft. 
.tue night through wed night...sw winds 15 to 20 kt with gusts up
to 25 kt. waves around 2 ft. 
.thu...sw winds 10 to 15 kt with gusts up to 20 kt. waves around
2 ft. 
.thu night and fri...sw winds 20 to 25 kt, becoming nw. waves
around 2 ft. rain likely. 
.fri night...nw winds 15 to 20 kt with gusts up 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 230207
cwfbox
expires:202603231500;;141647

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1006 pm edt sun mar 22 2026

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


anz250-231500-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1006 pm edt sun mar 22 2026

...small craft advisory in effect through tuesday afternoon...

.overnight...nw winds 10 to 15 kt, becoming n 20 to 25 kt. gusts
up to 30 kt. seas 3 to 5 ft. wave detail: n 3 ft at 4 seconds and
se 3 ft at 8 seconds. rain. patchy fog. vsby 1 nm or less. 
.mon...ne winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
8 ft. wave detail: ne 7 ft at 6 seconds and se 5 ft at
10 seconds. rain with snow with possible sleet in the morning,
then a chance of snow showers in the afternoon. 
.mon night...n winds 15 to 20 kt with gusts up to 30 kt. seas
6 to 8 ft. wave detail: ne 7 ft at 8 seconds and se 2 ft at
9 seconds. snow showers likely in the evening. 
.tue...n winds 10 to 15 kt with gusts up to 20 kt, becoming w
5 to 10 kt in the afternoon. seas 5 to 7 ft. wave detail: ne 6 ft
at 9 seconds and se 2 ft at 9 seconds. 
.tue night through wed night...sw winds 15 to 20 kt with gusts up
to 25 kt. seas 3 to 5 ft. wave detail: e 5 ft at 9 seconds and s
4 ft at 5 seconds. 
.thu...s winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
4 ft. wave detail: s 2 ft at 5 seconds and e 1 foot at
10 seconds. 
.thu night...s winds 20 to 25 kt with gusts up to 35 kt. seas
4 to 6 ft. rain likely with a chance of snow. 
.fri...nw winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. rain likely. 
.fri night...n winds 20 to 25 kt. seas 4 to 6 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.

$$