fzus51 kbox 230805
cwfbox
expires:202604232100;;842949

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt thu apr 23 2026

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


anz230-232100-
boston harbor-
405 am edt thu apr 23 2026

.today...w winds 10 to 15 kt, becoming nw this afternoon. gusts
up to 25 kt. waves around 2 ft. 
.tonight...n winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. waves around 2 ft in
the evening, then 1 foot or less. 
.fri...n winds 5 to 10 kt, becoming e in the afternoon. waves
1 foot or less. 
.fri night...se winds 5 to 10 kt, becoming ne after midnight.
waves 1 foot or less. 
.sat...ne winds 5 to 10 kt, becoming e in the afternoon. waves
1 foot or less. 
.sat night...se winds 5 to 10 kt, becoming w after midnight.
waves 1 foot or less. 
.sun through mon night...ne 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 230805
cwfbox
expires:202604232100;;842938

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt thu apr 23 2026

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


anz250-232100-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
405 am edt thu apr 23 2026

.today...sw winds around 10 kt, becoming nw this afternoon. gusts
up to 20 kt. seas 2 to 3 ft. wave detail: s 2 ft at 4 seconds and
e 2 ft at 8 seconds. 
.tonight...n winds around 10 kt. gusts up to 20 kt in the
evening. seas 2 to 3 ft. wave detail: n 2 ft at 4 seconds and se
2 ft at 7 seconds. 
.fri...n winds 10 to 15 kt, becoming se 5 to 10 kt in the
afternoon. seas 2 to 3 ft. wave detail: n 2 ft at 5 seconds and
nw 1 foot at 3 seconds. 
.fri night...se winds around 5 kt, becoming n after midnight.
seas around 2 ft. wave detail: e 2 ft at 6 seconds and nw 1 foot
at 3 seconds. 
.sat...ne winds 5 to 10 kt. seas 2 to 3 ft. wave detail: nw 3 ft
at 4 seconds and ne 2 ft at 4 seconds. 
.sat night...s winds around 5 kt, becoming w after midnight. seas
2 to 3 ft. wave detail: e 3 ft at 9 seconds and e 3 ft at
13 seconds. 
.sun through mon night...ne winds 5 to 10 kt. seas 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.

$$