fzus51 kbox 221403
cwfbox
expires:202607230300;;411179

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

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


anz230-230300-
boston harbor-
1003 am edt wed jul 22 2026

.this afternoon...sw winds 10 to 15 kt with gusts up to 20 kt.
waves around 2 ft. a slight chance of showers, then a chance of
showers. 
.tonight...sw winds 10 to 15 kt with gusts up to 20 kt, becoming
w 5 to 10 kt after midnight. waves around 2 ft in the evening,
then 1 foot or less. a chance of showers in the evening. 
.thu...nw winds 5 to 10 kt, becoming ne in the afternoon. waves
1 foot or less. 
.thu night...se winds 5 to 10 kt, becoming sw after midnight.
waves 1 foot or less. 
.fri...nw winds around 5 kt, becoming e in the afternoon. waves
1 foot or less. 
.fri night...se winds 5 to 10 kt, becoming w after midnight.
waves 1 foot or less. 
.sat through sun night...s winds 5 to 10 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 221403
cwfbox
expires:202607230300;;411168

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

...small craft advisory in effect through late tonight...

.this afternoon...s winds 15 to 20 kt with gusts up to 25 kt.
seas 3 to 5 ft. wave detail: s 5 ft at 7 seconds. a slight chance
of showers. 
.tonight...sw winds 10 to 15 kt with gusts up to 25 kt, becoming
w after midnight. seas 3 to 5 ft. wave detail: se 4 ft at
9 seconds and sw 3 ft at 4 seconds. 
.thu...nw winds 5 to 10 kt, becoming e in the afternoon. seas
2 to 4 ft. wave detail: se 3 ft at 9 seconds and w 1 foot at
3 seconds. 
.thu night...s winds 5 to 10 kt, becoming sw after midnight. seas
2 to 3 ft. wave detail: se 3 ft at 8 seconds and sw 2 ft at
5 seconds. 
.fri and fri night...se winds around 5 kt. seas 2 to 3 ft. wave
detail: s 2 ft at 7 seconds. 
.sat through sun night...s winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: se 3 ft at 7 seconds and s 3 ft at 8 seconds.  

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.

$$