fzus51 kbox 231147
cwfbox
expires:202603240100;;164616

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
747 am edt mon mar 23 2026

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


anz230-240100-
boston harbor-
747 am edt mon mar 23 2026

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

.today...n winds 15 to 20 kt, diminishing to 10 to 15 kt this
afternoon. gusts up to 30 kt. waves around 2 ft. rain with snow
likely this morning, then snow showers likely this afternoon. 
.tonight...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...sw winds 10 to 15 kt. waves around 2 ft. 
.wed...sw winds around 10 kt, increasing to 15 to 20 kt in the
afternoon. waves around 2 ft. 
.wed night...sw winds 15 to 20 kt. waves around 2 ft. a chance of
rain after midnight. 
.thu...sw winds 10 to 15 kt with gusts up to 20 kt. waves around
2 ft. a chance of rain. 
.thu night and fri...sw winds 20 to 25 kt, becoming nw 15 to
20 kt. 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 231147
cwfbox
expires:202603240100;;164605

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
747 am edt mon mar 23 2026

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


anz250-240100-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
747 am edt mon mar 23 2026

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

.today...ne winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
8 ft. wave detail: ne 7 ft at 7 seconds and e 6 ft at 10 seconds.
rain this morning, then rain and snow showers likely this
afternoon. 
.tonight...n winds 15 to 20 kt with gusts up to 30 kt. seas 5 to
7 ft. wave detail: ne 7 ft at 7 seconds and se 3 ft at 9 seconds.
a chance of snow showers 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 7 ft
at 9 seconds and se 2 ft at 9 seconds. 
.tue 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 sw 3 ft at
3 seconds. 
.wed...w winds 10 to 15 kt, becoming sw 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas 3 to 4 ft. wave detail: w 3 ft
at 4 seconds and e 3 ft at 9 seconds. 
.wed night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. wave detail: s 4 ft at 5 seconds and e 1 foot at
10 seconds. a chance of rain after midnight. 
.thu...sw winds around 15 kt with gusts up to 20 kt. seas 2 to
3 ft. a chance of rain. 
.thu night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
4 to 6 ft. rain likely. 
.fri...nw winds 20 to 25 kt. seas 5 to 7 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.

$$