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coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt sun may 24 2026

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


anz230-251500-
boston harbor-
1005 pm edt sun may 24 2026

.overnight...e winds 10 to 15 kt. gusts up to 20 kt. waves around
2 ft. patchy fog. showers. a chance of showers. vsby 1 nm or
less. 
.mon...s winds around 5 kt, becoming sw around 5 kt in the
afternoon. waves 1 foot or less. patchy fog. showers likely,
mainly in the morning. vsby 1 nm or less, increasing to 1 to 3 nm
in the afternoon. 
.mon night...w winds around 5 kt. waves 1 foot or less. 
.tue...w winds around 5 kt, becoming s in the afternoon. waves
1 foot or less. 
.tue night...sw winds around 10 kt. waves 1 foot or less. 
.wed...w winds around 10 kt. waves 1 foot or less, then around
2 ft in the afternoon. a chance of showers in the afternoon. 
.wed night...nw winds 5 to 10 kt. waves 1 foot or less. 
.thu and thu night...n winds 5 to 10 kt. waves 1 foot or less. 
.fri and fri night...w winds 5 to 10 kt. waves 1 foot or less. a
chance of showers.  

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 250205
cwfbox
expires:202605251500;;597595

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt sun may 24 2026

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


anz250-251500-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1005 pm edt sun may 24 2026

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

.overnight...se winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 4 ft, building to 4 to 6 ft. wave detail: se 4 ft at
5 seconds and nw 1 foot at 4 seconds, becoming se 5 ft at
6 seconds. patchy fog. showers this evening. vsby 1 nm or less. 
.mon...s winds 10 to 15 kt with gusts up to 20 kt, becoming sw
5 to 10 kt in the afternoon. seas 4 to 6 ft. wave detail: se 5 ft
at 8 seconds and e 2 ft at 5 seconds. patchy fog. showers likely,
mainly in the morning. vsby 1 nm or less. 
.mon night...w winds around 5 kt. seas 3 to 5 ft. wave detail: se
5 ft at 9 seconds and s 2 ft at 7 seconds. patchy fog in the
evening with vsby 1 to 3 nm. 
.tue...w winds around 5 kt, becoming s in the afternoon. seas
2 to 4 ft. wave detail: e 4 ft at 7 seconds. 
.tue night and wed...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: se 3 ft at 8 seconds and sw 2 ft at
3 seconds. 
.wed night...w winds 5 to 10 kt, becoming n after midnight. seas
around 2 ft. wave detail: se 2 ft at 7 seconds and n 1 foot at
3 seconds. 
.thu and thu night...n winds 5 to 10 kt. seas around 2 ft. 
.fri...w winds 5 to 10 kt. seas around 2 ft. a chance of showers.
.fri night...w winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 4 ft. a chance of showers.  

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.

$$