fzus51 kbox 270503
cwfbox
expires:202609271800;;120064

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am edt sun sep 27 2026

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


anz230-271800-
boston harbor-
103 am edt sun sep 27 2026

...storm warning in effect until 10 am edt this morning...

.rest of tonight...ne winds around 30 kt with gusts up to 45 kt.
waves 3 to 4 ft, except 5 to 7 ft at the outer harbor entrance.
showers.
.sun...ne winds 25 to 30 kt with gusts up to 45 kt, diminishing
to 20 to 25 kt with gusts up to 35 kt in the afternoon. waves
2 to 4 ft, except 5 to 7 ft at the outer harbor entrance.
showers.
.sun night...ne winds 20 to 25 kt with gusts up to 30 kt. waves
2 to 3 ft, except 4 to 6 ft at the outer harbor entrance.
showers.
.mon...ne winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. gusts up to 30 kt. waves 2 to 3 ft, except 4 to 6 ft
at the outer harbor entrance. showers.
.mon night...ne winds 15 to 20 kt with gusts up to 25 kt,
diminishing to 5 to 10 kt after midnight. waves 2 to 3 ft.
showers.
.tue and tue night...nw winds 5 to 10 kt. waves 1 foot or less,
except 2 to 4 ft at the outer harbor entrance. 
.wed through thu night...sw winds 5 to 10 kt. waves 1 foot or
less.  

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 270503
cwfbox
expires:202609271800;;120053

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am edt sun sep 27 2026

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


anz250-271800-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
103 am edt sun sep 27 2026

...storm warning in effect until 10 am edt this morning...

.rest of tonight...ne winds 25 to 30 kt with gusts up to 45 kt.
seas 11 to 13 ft. wave detail: ne 13 ft at 10 seconds and e 2 ft
at 3 seconds. showers.
.sun...e winds 25 to 30 kt with gusts up to 45 kt. seas 11 to
13 ft, subsiding to 9 to 12 ft in the afternoon. wave detail: ne
13 ft at 9 seconds and e 2 ft at 4 seconds, becoming e 12 ft at
9 seconds and e 3 ft at 4 seconds. showers likely. 
.sun night...e winds 20 to 25 kt with gusts up to 35 kt. seas
8 to 11 ft. wave detail: e 11 ft at 10 seconds. showers likely. 
.mon...ne winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. gusts up to 30 kt. seas 6 to 9 ft. wave detail: e 9 ft
at 8 seconds and se 2 ft at 8 seconds. showers likely. 
.mon night...e winds 15 to 20 kt with gusts up to 25 kt,
diminishing to 5 to 10 kt after midnight. seas 5 to 7 ft. wave
detail: e 7 ft at 8 seconds and se 2 ft at 7 seconds. showers
likely, mainly in the evening. 
.tue...n winds 10 to 15 kt with gusts up to 20 kt. seas 4 to
6 ft. wave detail: e 5 ft at 9 seconds and s 2 ft at 7 seconds. 
.tue night...n winds around 5 kt. seas 3 to 4 ft. 
.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.

$$