fzus51 kbox 172003
cwfbox
expires:202608180900;;897100

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 pm edt mon aug 17 2026

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


anz230-180900-
boston harbor-
403 pm edt mon aug 17 2026

.tonight...se winds around 5 kt, becoming ne around 5 kt after
midnight. waves 1 foot or less. patchy fog. a chance of showers,
mainly this evening. vsby 1 to 3 nm, decreasing to 1 nm or less
after midnight. 
.tue...ne winds 5 to 10 kt. waves 1 foot or less. patchy fog in
the morning with vsby 1 nm or less. 
.tue night...e winds around 5 kt, becoming n after midnight.
waves 1 foot or less. patchy fog after midnight. 
.wed...sw winds 5 to 10 kt. waves 1 foot or less. patchy fog in
the morning. 
.wed night...sw winds 5 to 10 kt. waves 1 foot or less. 
.thu and thu night...nw winds 5 to 10 kt. waves 1 foot or less. 
.fri and fri night...ne winds 5 to 10 kt. waves 1 foot or less. 
.sat and sat night...e 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 172003
cwfbox
expires:202608180900;;897089

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 pm edt mon aug 17 2026

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


anz250-180900-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
403 pm edt mon aug 17 2026

.tonight...se winds 5 to 10 kt, becoming e after midnight. seas
around 2 ft. wave detail: se 2 ft at 4 seconds and se 1 foot at
10 seconds. patchy fog. a chance of showers, mainly this evening.
vsby 1 to 3 nm, decreasing to 1 nm or less after midnight. 
.tue...n winds around 5 kt. seas 2 to 4 ft. wave detail: se 3 ft
at 9 seconds and sw 2 ft at 6 seconds. patchy fog in the morning
with vsby 1 nm or less. 
.tue night...n winds around 5 kt. seas 2 to 4 ft. wave detail: se
4 ft at 9 seconds and w 2 ft at 7 seconds. patchy fog. vsby 1 nm
or less. 
.wed...w winds around 5 kt, becoming s in the afternoon. seas
2 to 3 ft. wave detail: se 3 ft at 8 seconds and sw 2 ft at
7 seconds. patchy fog in the morning with vsby 1 nm or less. 
.wed night...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se
3 ft at 7 seconds and s 2 ft at 4 seconds. 
.thu and thu night...nw winds around 5 kt. seas 2 to 3 ft. wave
detail: se 2 ft at 8 seconds and sw 1 foot at 3 seconds. 
.fri and fri night...e winds 5 to 10 kt. seas around 2 ft. 
.sat and sat night...e winds 5 to 10 kt. seas 2 to 3 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.

$$