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fzus51 kbox 270803
cwfbox
expires:202609272100;;128139

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

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


anz230-272100-
boston harbor-
403 am edt sun sep 27 2026

...gale warning in effect through this evening...

.today...ne winds 25 to 30 kt with gusts up to 45 kt, diminishing
to 20 to 25 kt with gusts up to 35 kt this afternoon. waves 2 to
3 ft, except 5 to 7 ft at the outer harbor entrance. showers with
isolated tstms. 
.tonight...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. showers.
.mon night...ne winds 15 to 20 kt with gusts up to 25 kt,
becoming n 10 to 15 kt after midnight. waves 2 to 3 ft. showers
likely. 
.tue...n winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. waves 1 foot or less, except 2 to 4 ft at the outer
harbor entrance. a chance of showers in the morning. 
.tue night...nw winds around 5 kt. 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 270803
cwfbox
expires:202609272100;;128128

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

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


anz250-272100-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
403 am edt sun sep 27 2026

...gale warning in effect through this evening...

.today...e winds 25 to 30 kt with gusts up to 45 kt. seas 10 to
13 ft. wave detail: e 13 ft at 9 seconds and e 3 ft at 5 seconds.
showers likely with isolated tstms. 
.tonight...e winds 20 to 25 kt with gusts up to 35 kt. seas 8 to
11 ft. wave detail: e 10 ft at 9 seconds and se 8 ft at
9 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 9 seconds and se 2 ft at 7 seconds. showers likely. 
.mon night...ne winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 25 kt. seas 5 to 7 ft. wave detail:
ne 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: ne 5 ft at 9 seconds and s 2 ft at 7 seconds.
a chance of showers in the morning. 
.tue night...n winds 5 to 10 kt. seas 3 to 4 ft. wave detail: e
4 ft at 9 seconds and se 1 foot at 7 seconds. 
.wed through thu night...sw winds 10 to 15 kt with gusts up to
20 kt. seas 2 to 4 ft.  

winds and seas 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.

$$
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