fzus51 kbox 100504
cwfbox
expires:202609101800;;668792

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

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


anz230-101800-
boston harbor-
104 am edt thu sep 10 2026

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

.rest of tonight...sw winds 15 to 20 kt with gusts up to 30 kt.
waves around 2 ft. patchy fog. showers likely. 
.thu...w winds 10 to 15 kt with gusts up to 30 kt. waves around
2 ft. a chance of showers in the morning. 
.thu night...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 and sat night...s winds 5 to 10 kt with gusts up to 20 kt.
waves around 2 ft. 
.sun and sun night...sw winds 5 to 10 kt. waves around 2 ft, then
1 foot or less. a chance of showers. 
.mon and mon night...n winds 5 to 10 kt, becoming se. 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 100504
cwfbox
expires:202609101800;;668781

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

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


anz250-101800-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
104 am edt thu sep 10 2026

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

.rest of tonight...sw winds 20 to 25 kt with gusts up to 30 kt.
seas 4 to 6 ft. wave detail: s 5 ft at 5 seconds and e 2 ft at
5 seconds. patchy fog. a chance of showers. 
.thu...sw winds 20 to 25 kt, becoming w 10 to 15 kt in the
afternoon. gusts up to 30 kt. seas 4 to 6 ft, subsiding to 2 to
4 ft in the afternoon. wave detail: sw 5 ft at 5 seconds and se
2 ft at 9 seconds, becoming sw 3 ft at 5 seconds and se 2 ft at
9 seconds. a chance of showers in the morning. 
.thu night...w winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 3 ft. wave detail: w 2 ft at 4 seconds and se 2 ft at
10 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 and sat night...s winds 10 to 15 kt with gusts up to 20 kt.
seas around 2 ft. wave detail: s 2 ft at 3 seconds and n 1 foot
at 4 seconds. 
.sun and sun night...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. a chance of showers. 
.mon and mon night...nw winds 5 to 10 kt, becoming se. 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.

$$