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coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt sat aug 22 2026

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


anz230-222100-
boston harbor-
405 am edt sat aug 22 2026

.today...ne winds 5 to 10 kt. waves around 2 ft. a chance of
showers. patchy fog this afternoon with vsby 1 to 3 nm. 
.tonight...ne winds 5 to 10 kt. waves 1 foot or less. patchy fog.
a chance of showers after midnight. vsby 1 to 3 nm. 
.sun...e winds around 5 kt, becoming se in the afternoon. waves
1 foot or less. patchy fog. a chance of showers.
.sun night...s winds 5 to 10 kt. waves 1 foot or less. 
.mon and mon night...sw winds 5 to 10 kt. waves around 2 ft. 
.tue through wed night...sw 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 220805
cwfbox
expires:202608222100;;155819

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt sat aug 22 2026

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


anz250-222100-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
405 am edt sat aug 22 2026

.today...ne winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: e 3 ft at 6 seconds and n 1 foot at 3 seconds.
a chance of showers. patchy fog this afternoon with vsby 1 nm or
less. 
.tonight...n winds 5 to 10 kt, becoming ne after midnight. seas
2 to 3 ft. wave detail: e 3 ft at 6 seconds and n 1 foot at
3 seconds. patchy fog. a chance of showers after midnight. vsby
1 nm or less, increasing to 1 to 3 nm after midnight. 
.sun...se winds 5 to 10 kt, becoming s in the afternoon. seas
around 2 ft. wave detail: ne 2 ft at 5 seconds and se 1 foot at
5 seconds. showers likely, mainly in the morning. patchy fog in
the morning with vsby 1 to 3 nm. 
.sun night...s winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se
3 ft at 5 seconds and se 1 foot at 12 seconds. 
.mon and mon night...sw winds 5 to 10 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: e 3 ft at 7 seconds and se 3 ft at
7 seconds. 
.tue through wed night...sw winds 5 to 10 kt. seas 2 to 3 ft.
wave detail: se 3 ft at 9 seconds and sw 2 ft at 4 seconds.  

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.

$$