fzus51 kbox 230805
cwfbox
expires:202605232100;;499572

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 am edt sat may 23 2026

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


anz230-232100-
boston harbor-
405 am edt sat may 23 2026

.today...ne winds around 5 kt, becoming e this afternoon. waves
1 foot or less. 
.tonight...se winds 5 to 10 kt. waves 1 foot or less. a chance of
showers after midnight. 
.sun...se winds 10 to 15 kt with gusts up to 20 kt. waves 2 to
3 ft. patchy fog. showers. vsby 1 to 3 nm in the afternoon. 
.sun night...e winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. waves 2 to 3 ft. showers. patchy fog in the
evening with vsby 1 to 3 nm. 
.mon...nw winds 5 to 10 kt. waves 1 foot or less. a chance of
showers in the morning. 
.mon night...sw winds around 5 kt. waves 1 foot or less. 
.tue through wed night...nw 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:202605232100;;499561

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 am edt sat may 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 sat may 23 2026

...small craft advisory in effect from sunday afternoon through
monday evening...

.today...ne winds around 5 kt, becoming e this afternoon. seas
1 foot or less, then around 2 ft this afternoon. wave detail: nw
1 foot at 2 seconds and ne 1 foot at 3 seconds, becoming nw
1 foot at 2 seconds and e 1 foot at 3 seconds. 
.tonight...se winds 5 to 10 kt. seas around 2 ft. wave detail: se
2 ft at 9 seconds and e 1 foot at 3 seconds. 
.sun...se winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
4 ft. wave detail: se 3 ft at 5 seconds. a chance of showers in
the morning, then showers in the afternoon. patchy fog in the
afternoon with vsby 1 to 3 nm. 
.sun night...se winds 15 to 20 kt with gusts up to 25 kt. seas
4 to 6 ft. wave detail: se 6 ft at 8 seconds and se 4 ft at
5 seconds. showers. patchy fog in the evening with vsby 1 to
3 nm. 
.mon...w winds 5 to 10 kt. gusts up to 20 kt in the morning. seas
4 to 6 ft. wave detail: se 6 ft at 9 seconds and e 3 ft at
7 seconds. showers likely in the morning. 
.mon night...sw winds around 5 kt. seas 3 to 5 ft. wave detail:
se 5 ft at 8 seconds and e 2 ft at 7 seconds. 
.tue through wed night...nw winds 10 to 15 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.

$$