fzus51 kbox 200905
cwfbox
expires:202511202200;;185197

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am est thu nov 20 2025

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


anz230-202200-
boston harbor-
405 am est thu nov 20 2025

.today...n winds around 5 kt. waves 1 foot or less. 
.tonight...s winds around 5 kt, becoming sw after midnight. waves
1 foot or less. 
.fri...sw winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. waves 1 foot or less, then around 2 ft in the
afternoon. 
.fri night...sw winds 10 to 15 kt. waves around 2 ft in the
evening, then 1 foot or less. a chance of rain after midnight. 
.sat...nw winds 10 to 15 kt with gusts up to 20 kt. waves around
2 ft. a chance of rain in the morning. 
.sat night...nw winds 10 to 15 kt. waves around 2 ft in the
evening, then 1 foot or less. 
.sun through mon night...nw winds 10 to 15 kt with gusts up to
20 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 200905
cwfbox
expires:202511202200;;185186

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am est thu nov 20 2025

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


anz250-202200-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
405 am est thu nov 20 2025

.today...ne winds 5 to 10 kt. seas 1 foot or less. wave detail: n
1 foot at 3 seconds and e 1 foot at 12 seconds. 
.tonight...e winds around 5 kt, becoming sw after midnight. seas
1 foot or less. wave detail: ne 1 foot at 4 seconds and se 1 foot
at 8 seconds. 
.fri...sw winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. seas around 2 ft. wave detail: sw
2 ft at 3 seconds and ne 1 foot at 3 seconds. 
.fri night...sw winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 3 ft. wave detail: se 2 ft at 6 seconds. a chance of rain. 
.sat...nw winds 15 to 20 kt. seas 2 to 4 ft. wave detail: w 3 ft
at 4 seconds and se 2 ft at 6 seconds. a chance of rain in the
morning. 
.sat night...nw winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. seas 2 to 4 ft. wave detail: ne 3 ft at 6 seconds
and s 1 foot at 7 seconds. 
.sun through mon night...nw winds 10 to 15 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.

$$