fzus51 kbox 211206
cwfbox
expires:202602220100;;011737

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 am est sat feb 21 2026

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


anz230-220100-
boston harbor-
705 am est sat feb 21 2026

...gale watch in effect from late sunday night through monday
evening...

.today...n winds 10 to 15 kt with gusts up to 20 kt, becoming ne
5 to 10 kt this afternoon. waves around 2 ft this morning, then
1 foot or less. a chance of snow showers this morning. 
.tonight...n winds 5 to 10 kt. waves 1 foot or less. 
.sun...ne winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
waves around 2 ft. 
.sun night...ne winds 25 to 30 kt, increasing to 30 to 40 kt with
gusts up to 45 kt after midnight. waves 2 to 3 ft. at the outer
harbor entrance, waves 3 to 4 ft, building to 4 to 6 ft after
midnight. snow. a chance of rain in the evening. 
.mon...ne winds 30 to 40 kt with gusts up to 50 kt. waves 2 to
3 ft, except 5 to 8 ft at the outer harbor entrance. snow.
.mon night...n winds 30 to 40 kt with gusts up to 45 kt, becoming
nw 25 to 30 kt after midnight. waves around 2 ft. at the outer
harbor entrance, waves 6 to 9 ft, subsiding to 5 to 7 ft after
midnight. snow likely, mainly in the evening. a chance of light
freezing spray after midnight. 
.tue...nw winds 15 to 20 kt with gusts up to 25 kt. waves around
2 ft, except 4 to 6 ft at the outer harbor entrance. a chance of
light freezing spray. 
.tue night...w winds 10 to 15 kt. waves around 2 ft. 
.wed...sw winds 5 to 10 kt. waves around 2 ft. a chance of snow. 
.wed night...sw winds 10 to 15 kt with gusts up to 20 kt. waves
around 2 ft. a chance of rain and snow.  

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 211206
cwfbox
expires:202602220100;;011726

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 am est sat feb 21 2026

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


anz250-220100-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
705 am est sat feb 21 2026

...storm watch in effect from monday morning through monday
evening...

.today...n winds 15 to 20 kt with gusts up to 25 kt, diminishing
to 10 to 15 kt this afternoon. seas 4 to 6 ft. wave detail: ne
6 ft at 7 seconds and se 2 ft at 7 seconds. a chance of snow
showers this morning. 
.tonight...ne winds around 10 kt. seas 4 to 5 ft. wave detail: e
5 ft at 7 seconds. 
.sun...ne winds 10 to 15 kt, becoming e 15 to 20 kt in the
afternoon. seas 3 to 4 ft. wave detail: ne 3 ft at 8 seconds and
se 1 foot at 9 seconds. 
.sun night...e winds 25 to 30 kt, becoming ne 30 to 40 kt with
gusts up to 45 kt after midnight. seas 5 to 7 ft, building to
9 to 12 ft after midnight. wave detail: ne 7 ft at 6 seconds and
e 1 foot at 9 seconds, becoming e 12 ft at 8 seconds. a chance of
snow in the evening, then snow likely after midnight. 
.mon...ne winds 40 to 45 kt with gusts up to 60 kt. seas 14 to
19 ft, building to 17 to 22 ft in the afternoon. wave detail: e
19 ft at 10 seconds and ne 5 ft at 7 seconds, becoming ne 22 ft
at 11 seconds and n 3 ft at 6 seconds. snow.
.mon night...n winds 35 to 45 kt with gusts up to 55 kt, becoming
nw 25 to 35 kt with gusts up to 40 kt after midnight. seas 17 to
22 ft, subsiding to 12 to 17 ft after midnight. wave detail: ne
22 ft at 11 seconds and n 6 ft at 8 seconds, becoming ne 17 ft at
11 seconds and n 8 ft at 8 seconds. snow, mainly in the evening. 
.tue...nw winds 20 to 25 kt. seas 7 to 10 ft. 
.tue night...w winds 10 to 15 kt with gusts up to 20 kt. seas
3 to 5 ft. 
.wed and wed night...sw winds 10 to 15 kt, increasing to 15 to
20 kt. seas 2 to 4 ft. a chance of rain and snow.  

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.

$$