fzus51 kbox 221404
cwfbox
expires:202609230300;;873418

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am edt tue sep 22 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz230-230300-
boston harbor-
1003 am edt tue sep 22 2026

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

.this afternoon...ne winds 15 to 20 kt with gusts up to 25 kt.
waves 2 to 3 ft. 
.tonight...ne winds 10 to 15 kt with gusts up to 25 kt. waves
2 to 3 ft. 
.wed...ne winds 15 to 20 kt with gusts up to 30 kt. waves 2 to
3 ft. 
.wed night...ne winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. gusts up to 30 kt. waves 2 to 3 ft. 
.thu and thu night...ne winds 20 to 25 kt with gusts up to 30 kt.
waves 2 to 3 ft, except 4 to 6 ft at the outer harbor entrance. 
.fri...ne winds 25 to 30 kt with gusts up to 40 kt. waves 2 to
3 ft, except 5 to 7 ft at the outer harbor entrance. a chance of
showers. 
.fri night...ne winds 25 to 30 kt with gusts up to 40 kt. waves
2 to 3 ft, except 5 to 7 ft at the outer harbor entrance. showers
likely. 
.sat and sat night...n winds 25 to 30 kt with gusts up to 40 kt.
waves around 2 ft, except 5 to 7 ft at the outer harbor entrance.
showers likely.  

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 221404
cwfbox
expires:202609230300;;873407

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am edt tue sep 22 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz250-230300-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1003 am edt tue sep 22 2026

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

.this afternoon...ne winds 15 to 20 kt with gusts up to 25 kt.
seas 4 to 5 ft. wave detail: n 5 ft at 5 seconds and se 1 foot at
15 seconds. 
.tonight...ne winds 15 to 20 kt with gusts up to 25 kt. seas 4 to
5 ft. wave detail: n 5 ft at 6 seconds and s 1 foot at
14 seconds. 
.wed...ne winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
7 ft. wave detail: e 7 ft at 7 seconds and e 7 ft at 10 seconds. 
.wed night...ne winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. gusts up to 30 kt. seas 6 to 8 ft. wave detail: e
8 ft at 9 seconds and n 1 foot at 5 seconds. 
.thu...ne winds 20 to 25 kt with gusts up to 30 kt. seas 7 to
10 ft. wave detail: e 10 ft at 10 seconds and ne 8 ft at
7 seconds. 
.thu night...ne winds 15 to 20 kt, increasing to 25 to 30 kt
after midnight. seas 9 to 12 ft. wave detail: e 12 ft at
12 seconds and n 9 ft at 6 seconds. 
.fri...ne winds 25 to 30 kt with gusts up to 45 kt. seas 11 to
15 ft. a chance of showers. 
.fri night...ne winds 30 to 35 kt with gusts up to 45 kt. seas
13 to 15 ft. showers likely. 
.sat...n winds 25 to 35 kt with gusts up to 45 kt. seas 11 to
15 ft. showers likely. 
.sat night...n winds 25 to 30 kt with gusts up to 45 kt. seas
9 to 12 ft. showers likely.  

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.

$$