fzus51 kbox 120204
cwfbox
expires:202605121500;;411052

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt mon may 11 2026

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


anz230-121500-
boston harbor-
1004 pm edt mon may 11 2026

.overnight...nw winds 5 to 10 kt. waves 1 foot or less.
.tue...n winds 5 to 10 kt, becoming e in the afternoon. waves
1 foot or less. 
.tue night...s winds around 5 kt, becoming sw around 5 kt after
midnight. waves 1 foot or less. 
.wed...s winds 5 to 10 kt, increasing to 15 to 20 kt with gusts
up to 25 kt in the afternoon. waves 1 foot or less, then around
2 ft in the afternoon. a chance of showers. 
.wed night...s winds 15 to 20 kt with gusts up to 25 kt. waves
around 2 ft. a chance of showers in the evening, then showers
likely after midnight. patchy fog after midnight. 
.thu and thu night...ne winds 10 to 15 kt with gusts up to 20 kt.
waves 2 to 3 ft. patchy fog in the morning. patchy fog after
midnight. showers.
.fri and fri night...n winds 5 to 10 kt, becoming nw. waves
1 foot or less. a chance of showers. 
.sat and sat night...w winds 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 120204
cwfbox
expires:202605121500;;411041

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt mon may 11 2026

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


anz250-121500-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1004 pm edt mon may 11 2026

.overnight...w winds 5 to 10 kt, becoming n. seas 2 to 4 ft. wave
detail: e 4 ft at 9 seconds and w 1 foot at 3 seconds. 
.tue...n winds 5 to 10 kt, becoming e in the afternoon. seas 3 to
4 ft. wave detail: e 4 ft at 8 seconds and nw 2 ft at 3 seconds. 
.tue night...s winds 5 to 10 kt, becoming sw after midnight. seas
2 to 3 ft. wave detail: e 3 ft at 7 seconds and w 1 foot at
3 seconds. 
.wed...s winds 5 to 10 kt, increasing to 15 to 20 kt with gusts
up to 25 kt in the afternoon. seas 2 to 4 ft. wave detail: s 3 ft
at 4 seconds and e 2 ft at 7 seconds. 
.wed night...s winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 4 ft. wave detail: s 4 ft at 5 seconds and e 1 foot at
11 seconds. a chance of showers. patchy fog after midnight. 
.thu...se winds 15 to 20 kt with gusts up to 25 kt. seas around
3 ft. wave detail: s 3 ft at 5 seconds and e 1 foot at
11 seconds. showers.
.thu night...se winds 10 to 15 kt with gusts up to 20 kt,
becoming ne 5 to 10 kt after midnight. seas 3 to 4 ft. patchy
fog. showers.
.fri...n winds 5 to 10 kt. seas 3 to 4 ft. patchy fog. a chance
of showers. 
.fri night...nw winds 5 to 10 kt. seas 3 to 4 ft. a chance of
showers. 
.sat and sat night...sw winds 10 to 15 kt. gusts up to 20 kt.
seas 3 to 4 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.

$$