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fzus51 kbox 301404
cwfbox
expires:202510310300;;560648

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am edt thu oct 30 2025

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz230-310300-
boston harbor-
1004 am edt thu oct 30 2025

...small craft advisory in effect from 8 pm edt this evening
through saturday evening...

.this afternoon...e winds 10 to 15 kt, increasing to 15 to 20 kt.
gusts up to 25 kt. waves 3 to 4 ft. patchy drizzle. 
.tonight...e winds 20 to 25 kt with gusts up to 30 kt. waves 3 to
5 ft. patchy fog. showers. vsby 1 nm or less. 
.fri...s winds 10 to 15 kt, becoming sw 15 to 20 kt in the
afternoon. gusts up to 30 kt. waves 3 to 4 ft. patchy fog in the
morning. a chance of showers in the morning with vsby 1 to 3 nm. 
.fri night...w winds 20 to 25 kt with gusts up to 30 kt. waves
2 to 4 ft. 
.sat and sat night...w winds 20 to 25 kt with gusts up to 30 kt.
waves 2 to 3 ft. 
.sun through mon...sw winds 10 to 15 kt with gusts up to 20 kt.
waves around 2 ft. 
.mon night...sw winds 15 to 20 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 301404
cwfbox
expires:202510310300;;560637

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am edt thu oct 30 2025

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz250-310300-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1004 am edt thu oct 30 2025

...gale warning in effect from friday afternoon through saturday
afternoon...

.this afternoon...e winds 10 to 15 kt, increasing to 15 to 20 kt.
gusts up to 25 kt. seas 6 to 7 ft. wave detail: e 7 ft at
10 seconds. patchy drizzle. 
.tonight...e winds 20 to 25 kt with gusts up to 30 kt. seas 6 to
9 ft. wave detail: e 9 ft at 10 seconds and s 1 foot at
4 seconds. patchy fog. showers. vsby 1 nm or less. 
.fri...s winds 15 to 20 kt, becoming sw 20 to 25 kt in the
afternoon. gusts up to 35 kt. seas 6 to 9 ft. wave detail: e 9 ft
at 10 seconds and sw 4 ft at 4 seconds. patchy fog in the
morning. a chance of showers in the morning with vsby 1 to 3 nm. 
.fri night...w winds 20 to 25 kt, increasing to 25 to 30 kt after
midnight. gusts up to 45 kt. seas 6 to 9 ft. wave detail: e 8 ft
at 10 seconds and w 7 ft at 6 seconds. 
.sat...w winds 25 to 30 kt with gusts up to 40 kt, diminishing to
20 to 25 kt with gusts up to 30 kt in the afternoon. seas 6 to
9 ft. wave detail: w 7 ft at 6 seconds and e 4 ft at 10 seconds. 
.sat night...nw winds 15 to 20 kt with gusts up to 30 kt. seas
5 to 7 ft, subsiding to 3 to 5 ft after midnight. wave detail: nw
6 ft at 5 seconds and se 3 ft at 11 seconds, becoming nw 4 ft at
5 seconds and e 2 ft at 11 seconds. 
.sun...w winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
4 ft. 
.sun night through mon night...sw winds 20 to 25 kt with gusts up
to 30 kt. seas 2 to 4 ft. a chance of showers. a chance of.  

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.

$$
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