fzus51 kbox 230504
cwfbox
expires:202604231800;;833738

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

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


anz230-231800-
boston harbor-
103 am edt thu apr 23 2026

.rest of tonight...sw winds 5 to 10 kt. waves 1 foot or less.
patchy fog. vsby 1 to 3 nm. 
.thu...w winds 5 to 10 kt, becoming nw 10 to 15 kt with gusts up
to 20 kt in the afternoon. waves around 2 ft. patchy fog in the
morning with vsby 1 to 3 nm. 
.thu night...n winds 10 to 15 kt, becoming nw 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 nw after midnight.
waves 1 foot or less. 
.sat and sat night...sw winds 5 to 10 kt. waves 1 foot or less. 
.sun through mon night...e 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 230504
cwfbox
expires:202604231800;;833727

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

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


anz250-231800-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
103 am edt thu apr 23 2026

.rest of tonight...s winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: s 3 ft at 4 seconds and e 2 ft at 9 seconds. patchy fog.
a slight chance of showers. vsby 1 to 3 nm. 
.thu...sw winds 5 to 10 kt, becoming nw in the afternoon. seas
2 to 3 ft. wave detail: s 2 ft at 5 seconds and e 2 ft at
9 seconds. patchy fog in the morning with vsby 1 to 3 nm. 
.thu night...n winds around 10 kt. seas 2 to 3 ft. wave detail:
nw 2 ft at 4 seconds and e 2 ft at 8 seconds. 
.fri...n winds 10 to 15 kt, becoming e 5 to 10 kt in the
afternoon. seas 2 to 3 ft. wave detail: nw 2 ft at 5 seconds and
ne 2 ft at 6 seconds. 
.fri night...s winds around 5 kt, becoming n after midnight. seas
around 2 ft. wave detail: ne 2 ft at 6 seconds and s 1 foot at
6 seconds. 
.sat and sat night...w winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: e 3 ft at 8 seconds and e 2 ft at 15 seconds. 
.sun through mon night...e winds 5 to 10 kt. seas 2 to 4 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.

$$