fzus51 kbox 211404
cwfbox
expires:202608220300;;110132

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt fri aug 21 2026

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


anz230-220300-
boston harbor-
1004 am edt fri aug 21 2026

.this afternoon...ne winds 10 to 15 kt with gusts up to 20 kt.
waves around 2 ft. a chance of showers. 
.tonight...ne winds 5 to 10 kt. waves 1 foot or less, then around
2 ft after midnight. a chance of showers after midnight. 
.sat...ne winds 10 to 15 kt. waves around 2 ft. patchy fog. a
chance of showers. vsby 1 to 3 nm in the afternoon. 
.sat night...ne winds 5 to 10 kt. waves 1 foot or less. a chance
of showers in the evening, then showers likely after midnight.
patchy fog in the evening with vsby 1 to 3 nm. 
.sun...e winds 5 to 10 kt. waves 1 foot or less. showers likely,
mainly in the morning. 
.sun night...sw winds 5 to 10 kt. waves 1 foot or less. 
.mon through tue night...w winds 5 to 10 kt. waves around 2 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.

$$

fzus51 kbox 211404
cwfbox
expires:202608220300;;110121

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt fri aug 21 2026

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


anz250-220300-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1004 am edt fri aug 21 2026

.this afternoon...ne winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: n 3 ft at 4 seconds and e 2 ft at
8 seconds. a chance of showers. 
.tonight...ne winds 10 to 15 kt. gusts up to 20 kt after
midnight. seas 2 to 3 ft. wave detail: n 3 ft at 4 seconds and e
2 ft at 8 seconds. a chance of showers. patchy fog in the
evening. 
.sat...ne winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas 2 to 4 ft. wave detail: ne 3 ft at 5 seconds and e 2 ft at
8 seconds. a chance of showers. patchy fog in the afternoon. 
.sat night...ne winds 5 to 10 kt, becoming se after midnight.
seas 2 to 3 ft. wave detail: e 3 ft at 5 seconds and sw 1 foot at
5 seconds. a chance of showers in the evening, then showers
likely after midnight. patchy fog in the evening. 
.sun...se winds 5 to 10 kt. seas 2 to 3 ft. wave detail: e 2 ft
at 6 seconds and sw 1 foot at 4 seconds. showers likely, mainly
in the morning. 
.sun night...s winds 5 to 10 kt. seas 2 to 3 ft. wave detail: e
3 ft at 7 seconds and s 1 foot at 3 seconds. 
.mon through tue night...w winds 5 to 10 kt. seas 2 to 3 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.

$$