fzus51 kbox 171406
cwfbox
expires:202608180300;;350126

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 am edt mon aug 17 2026

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


anz230-180300-
boston harbor-
1005 am edt mon aug 17 2026

.this afternoon...se winds 5 to 10 kt. waves around 2 ft. patchy
fog. a chance of showers. vsby 1 to 3 nm. 
.tonight...e winds 5 to 10 kt, becoming n after midnight. waves
1 foot or less. patchy fog. a chance of showers in the evening.
vsby 1 to 3 nm, decreasing to 1 nm or less after midnight. 
.tue...n winds 5 to 10 kt. waves 1 foot or less. patchy fog in
the morning with vsby 1 to 3 nm. 
.tue night...e winds around 5 kt, becoming sw after midnight.
waves 1 foot or less. 
.wed...sw winds around 5 kt, becoming s in the afternoon. waves
1 foot or less. 
.wed night...sw winds 5 to 10 kt. waves 1 foot or less. 
.thu and thu night...n winds 5 to 10 kt, becoming w. waves 1 foot
or less. a chance of showers. 
.fri and fri night...e 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 171406
cwfbox
expires:202608180300;;350115

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 am edt mon aug 17 2026

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


anz250-180300-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1005 am edt mon aug 17 2026

.this afternoon...s winds 10 to 15 kt with gusts up to 20 kt.
seas 3 to 4 ft. wave detail: s 3 ft at 4 seconds and se 1 foot at
10 seconds. a chance of showers. patchy fog with vsby 1 to 3 nm. 
.tonight...se winds 5 to 10 kt, becoming ne after midnight. seas
2 to 4 ft. wave detail: se 2 ft at 4 seconds and se 1 foot at
10 seconds. patchy fog. a chance of showers. vsby 1 nm or less. 
.tue...n winds 5 to 10 kt. seas 2 to 4 ft. wave detail: se 4 ft
at 6 seconds and n 1 foot at 2 seconds. patchy fog in the morning
with vsby 1 to 3 nm. 
.tue night...n winds around 5 kt, becoming nw after midnight.
seas 2 to 4 ft. wave detail: se 4 ft at 8 seconds and s 2 ft at
7 seconds. 
.wed...sw winds around 5 kt, becoming s in the afternoon. seas
2 to 3 ft. wave detail: se 3 ft at 8 seconds and s 2 ft at
7 seconds. 
.wed night...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
se 2 ft at 8 seconds and ne 1 foot at 4 seconds. 
.thu through fri night...e winds 5 to 10 kt. seas 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.

$$