fzus51 kbox 200007
cwfbox
expires:202512201300;;886821

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
706 pm est fri dec 19 2025

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


anz230-201300-
boston harbor-
706 pm est fri dec 19 2025

...gale warning in effect until 7 am est saturday...

.tonight...w winds 25 to 30 kt with gusts up to 40 kt. waves
around 2 ft, except 3 to 5 ft at the outer harbor entrance. a
chance of rain this evening. 
.sat...w winds 20 to 25 kt with gusts up to 35 kt, diminishing to
10 to 15 kt with gusts up to 20 kt in the afternoon. waves around
2 ft. 
.sat night...sw winds 15 to 20 kt with gusts up to 25 kt. waves
around 2 ft. 
.sun...sw winds 15 to 20 kt, becoming w 20 to 25 kt in the
afternoon. gusts up to 30 kt. waves around 2 ft. 
.sun night and mon...nw winds 20 to 25 kt with gusts up to 30 kt.
waves around 2 ft. 
.mon night...w winds 10 to 15 kt. waves around 2 ft in the
evening, then 1 foot or less. a chance of snow after midnight. 
.tue...sw winds 15 to 20 kt. waves around 2 ft. snow with rain
likely. vsby 1 to 3 nm. 
.tue night...w winds 20 to 25 kt. waves around 2 ft. a chance of
rain. 
.wed and wed night...nw winds 20 to 25 kt, diminishing to 10 to
15 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 200007
cwfbox
expires:202512201300;;886810

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
706 pm est fri dec 19 2025

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


anz250-201300-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
706 pm est fri dec 19 2025

...gale warning in effect through saturday morning...

.tonight...w winds 25 to 30 kt, increasing to 30 to 35 kt after
midnight. seas 8 to 11 ft. wave detail: se 10 ft at 10 seconds
and sw 8 ft at 7 seconds. a chance of rain this evening. 
.sat...w winds 25 to 30 kt with gusts up to 35 kt, diminishing to
15 to 20 kt with gusts up to 25 kt in the afternoon. seas 7 to
10 ft, subsiding to 5 to 7 ft in the afternoon. wave detail: w
8 ft at 7 seconds and se 6 ft at 11 seconds, becoming w 5 ft at
7 seconds and se 5 ft at 11 seconds. 
.sat night...sw winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. gusts up to 30 kt. seas 4 to 6 ft. wave detail: s
5 ft at 6 seconds and se 3 ft at 11 seconds. 
.sun...w winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. wave detail: sw 5 ft at 6 seconds and se 3 ft at
10 seconds. 
.sun night and mon...nw winds 25 to 30 kt. seas 5 to 7 ft. wave
detail: w 7 ft at 7 seconds and se 3 ft at 11 seconds. 
.mon night...w winds 10 to 15 kt with gusts up to 20 kt. seas
3 to 5 ft. wave detail: nw 3 ft at 5 seconds and e 1 foot at
10 seconds. a chance of snow after midnight. 
.tue...sw winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. rain with snow likely. vsby 1 nm or less. 
.tue night...w winds 20 to 25 kt with gusts up to 30 kt. seas
3 to 5 ft. rain likely. 
.wed and wed night...nw winds 20 to 25 kt, diminishing to 15 to
20 kt. gusts up to 30 kt. seas 3 to 5 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.

$$