fzus51 kbox 100804
cwfbox
expires:202609102100;;677355

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 am edt thu sep 10 2026

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


anz230-102100-
boston harbor-
404 am edt thu sep 10 2026

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

.today...w winds 10 to 15 kt with gusts up to 30 kt. waves around
2 ft. a chance of showers this morning. 
.tonight...w winds 10 to 15 kt with gusts up to 20 kt. waves
around 2 ft. 
.fri...nw winds around 10 kt. gusts up to 20 kt in the morning.
waves around 2 ft. 
.fri night...nw winds around 5 kt. waves 1 foot or less. 
.sat...n winds around 5 kt, becoming se with gusts up to 20 kt in
the afternoon. waves 1 foot or less, then around 2 ft in the
afternoon. 
.sat night...s winds 5 to 10 kt. gusts up to 20 kt in the
evening. waves around 2 ft in the evening, then 1 foot or less.
scattered showers after midnight. 
.sun...s winds 5 to 10 kt. waves around 2 ft. numerous showers. 
.sun night through mon night...ne 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 100804
cwfbox
expires:202609102100;;677344

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 am edt thu sep 10 2026

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


anz250-102100-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
404 am edt thu sep 10 2026

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

.today...sw winds 20 to 25 kt, becoming w 10 to 15 kt this
afternoon. gusts up to 30 kt. seas 4 to 6 ft, subsiding to 2 to
4 ft this afternoon. wave detail: sw 5 ft at 5 seconds and se
2 ft at 8 seconds, becoming w 3 ft at 5 seconds and se 2 ft at
9 seconds. a chance of showers this morning. 
.tonight...w winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: n 3 ft at 3 seconds and w 2 ft at 4 seconds. 
.fri...nw winds 10 to 15 kt, becoming w 5 to 10 kt in the
afternoon. gusts up to 20 kt. seas 2 to 3 ft. wave detail: n 2 ft
at 4 seconds and se 1 foot at 10 seconds. 
.fri night...w winds 5 to 10 kt, becoming n after midnight. seas
around 2 ft. wave detail: n 1 foot at 4 seconds and se 1 foot at
10 seconds. 
.sat...ne winds around 5 kt, becoming se with gusts up to 20 kt
in the afternoon. seas around 2 ft. wave detail: n 1 foot at
3 seconds and se 1 foot at 10 seconds. 
.sat night...s winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 2 to 3 ft. wave detail: se 2 ft at 3 seconds and se
1 foot at 10 seconds. 
.sun...s winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. numerous showers. 
.sun night through mon night...ne winds 5 to 10 kt with gusts up
to 20 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.

$$