fzus51 kbox 281105
cwfbox
expires:202604290000;;666612

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 am edt tue apr 28 2026

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


anz230-290000-
boston harbor-
705 am edt tue apr 28 2026

.today...ne winds 5 to 10 kt. waves 1 foot or less, then around
2 ft this afternoon. 
.tonight...ne winds 5 to 10 kt. waves 1 foot or less. 
.wed...ne winds 5 to 10 kt. waves 1 foot or less, except 2 to
4 ft at the outer harbor entrance. a chance of showers in the
afternoon. 
.wed night...e winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. waves 1 foot or less, except 2 to 4 ft at the outer
harbor entrance. a chance of showers in the evening, then showers
after midnight. patchy fog in the evening. 
.thu...se winds 15 to 20 kt. waves 1 foot or less, except 2 to
4 ft at the outer harbor entrance. showers.
.thu night...w winds 10 to 15 kt. gusts up to 20 kt after
midnight. waves around 2 ft. showers likely in the evening. 
.fri through sat...sw winds 10 to 15 kt with gusts up to 20 kt.
waves around 2 ft. 
.sat 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 281105
cwfbox
expires:202604290000;;666601

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 am edt tue apr 28 2026

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


anz250-290000-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
705 am edt tue apr 28 2026

...small craft advisory in effect through thursday morning...

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

$$