fzus51 kbox 311105
cwfbox
expires:202606010000;;945891

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am edt sun may 31 2026

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


anz230-010000-
boston harbor-
704 am edt sun may 31 2026

.today...w winds 5 to 10 kt, becoming se 10 to 15 kt this
afternoon. waves 1 foot or less, except 2 to 4 ft at the outer
harbor entrance. numerous showers with isolated tstms this
afternoon. 
.tonight...sw winds 5 to 10 kt, becoming nw after midnight. waves
1 foot or less. scattered showers in the evening. 
.mon...ne winds 10 to 15 kt with gusts up to 20 kt. waves around
2 ft. scattered showers in the morning. 
.mon night...se winds around 5 kt, becoming w after midnight.
waves 1 foot or less. 
.tue...sw winds around 5 kt, becoming se in the afternoon. waves
1 foot or less. 
.tue night...s winds 5 to 10 kt, becoming w after midnight. waves
1 foot or less. 
.wed through thu night...sw winds 5 to 10 kt. waves 1 foot or
less.  

winds and waves higher in and near tstms.

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 311105
cwfbox
expires:202606010000;;945880

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am edt sun may 31 2026

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


anz250-010000-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
704 am edt sun may 31 2026

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

.today...nw winds 5 to 10 kt with gusts up to 20 kt, becoming sw
this afternoon. seas 4 to 6 ft. wave detail: e 5 ft at 9 seconds
and n 3 ft at 6 seconds. patchy dense fog this morning. scattered
showers this afternoon. vsby 1 nm or less this morning. 
.tonight...sw winds 5 to 10 kt, becoming nw 10 to 15 kt with
gusts up to 20 kt after midnight. seas 3 to 5 ft. wave detail: e
5 ft at 9 seconds and ne 2 ft at 6 seconds. numerous showers in
the evening. 
.mon...ne winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
4 ft. wave detail: e 4 ft at 9 seconds and ne 3 ft at 4 seconds. 
.mon night...se winds around 5 kt, becoming w around 5 kt after
midnight. seas 3 to 4 ft. wave detail: e 4 ft at 9 seconds and ne
2 ft at 6 seconds. 
.tue...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: e 3 ft
at 10 seconds and ne 2 ft at 4 seconds. 
.tue night...s winds around 10 kt, becoming w after midnight.
seas 2 to 3 ft. wave detail: e 2 ft at 9 seconds and se 1 foot at
4 seconds. 
.wed through thu night...sw 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.

$$