fzus51 kbox 010504
cwfbox
expires:202605011800;;816921

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt fri may 1 2026

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


anz230-011800-
boston harbor-
104 am edt fri may 1 2026

.rest of tonight...nw winds 5 to 10 kt. waves 1 foot or less,
except 2 to 4 ft at the outer harbor entrance. 
.fri...nw winds 5 to 10 kt. waves 1 foot or less. 
.fri night...w winds 5 to 10 kt, becoming sw after midnight.
waves 1 foot or less. 
.sat...sw winds around 5 kt, becoming s in the afternoon. waves
1 foot or less. a chance of showers in the afternoon. 
.sat night...s winds 5 to 10 kt, becoming w after midnight. waves
1 foot or less. a chance of showers. 
.sun...n winds 5 to 10 kt. waves 1 foot or less. a chance of
showers. 
.sun night...w winds around 10 kt. waves around 2 ft. 
.mon through tue night...s winds 20 to 25 kt with gusts up to
30 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 010504
cwfbox
expires:202605011800;;816910

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt fri may 1 2026

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


anz250-011800-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
104 am edt fri may 1 2026

...small craft advisory in effect through this afternoon...

.rest of tonight...nw winds 5 to 10 kt. seas 4 to 5 ft. wave
detail: e 5 ft at 10 seconds and ne 2 ft at 6 seconds. patchy
fog. vsby 1 to 3 nm. 
.fri...w winds 5 to 10 kt. seas 3 to 5 ft. wave detail: e 5 ft at
10 seconds and w 1 foot at 2 seconds. 
.fri night...sw winds 5 to 10 kt. seas 3 to 4 ft. wave detail: e
4 ft at 9 seconds and w 1 foot at 2 seconds. 
.sat...s winds 5 to 10 kt. seas 3 to 4 ft. wave detail: e 4 ft at
9 seconds and sw 1 foot at 2 seconds. 
.sat night...s winds 5 to 10 kt. seas 3 to 4 ft. wave detail: e
4 ft at 9 seconds and s 1 foot at 4 seconds. a chance of showers.
.sun...n winds around 10 kt. seas 3 to 4 ft. wave detail: e 4 ft
at 9 seconds and n 3 ft at 3 seconds. showers likely, mainly in
the morning. 
.sun night...w winds 10 to 15 kt with gusts up to 20 kt. seas
around 3 ft. 
.mon through tue...s winds 20 to 25 kt with gusts up to 30 kt.
seas 3 to 4 ft. 
.tue night...s winds 20 to 25 kt with gusts up to 30 kt. seas
4 to 6 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.

$$