fzus51 kbox 222007
cwfbox
expires:202603230900;;129002

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

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


anz230-230900-
boston harbor-
406 pm edt sun mar 22 2026

...small craft advisory in effect from 8 pm edt this evening
through monday evening...

.tonight...w winds 5 to 10 kt, becoming n 15 to 20 kt after
midnight. gusts up to 25 kt. waves around 2 ft. rain. snow with a
chance of sleet after midnight. patchy fog this evening. 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 222007
cwfbox
expires:202603230900;;128991

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

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


anz250-230900-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
406 pm edt sun mar 22 2026

...small craft advisory in effect from 8 pm edt this evening
through tuesday afternoon...

.tonight...w winds 10 to 15 kt, becoming n 20 to 25 kt after
midnight. gusts up to 30 kt. seas 3 to 5 ft. wave detail: se 4 ft
at 8 seconds and n 3 ft at 4 seconds. rain. patchy fog this
evening. 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.

$$