fzus51 kbox 151703
cwfbox
expires:202605160600;;607238

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 pm edt fri may 15 2026

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


anz230-160600-
boston harbor-
103 pm edt fri may 15 2026

.this afternoon...ne winds 5 to 10 kt. waves around 2 ft. patchy
fog. isolated showers with patchy drizzle. vsby 1 nm or less. 
.tonight...n winds 5 to 10 kt, becoming w after midnight. waves
1 foot or less, except 2 to 4 ft at the outer harbor entrance.
patchy fog. patchy drizzle in the evening. vsby 1 to 3 nm. 
.sat...sw winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
waves 1 foot or less, then around 2 ft in the afternoon. 
.sat night...sw winds 10 to 15 kt with gusts up to 20 kt. waves
around 2 ft. 
.sun...w winds around 10 kt. gusts up to 20 kt in the afternoon.
waves around 2 ft. 
.sun night...nw winds 5 to 10 kt, becoming n after midnight.
waves around 2 ft in the evening, then 1 foot or less. 
.mon through tue night...sw 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 151703
cwfbox
expires:202605160600;;607227

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 pm edt fri may 15 2026

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


anz250-160600-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
103 pm edt fri may 15 2026

...small craft advisory in effect through saturday morning...

.this afternoon...ne winds around 10 kt. seas 5 to 6 ft. wave
detail: e 6 ft at 10 seconds and w 1 foot at 2 seconds. patchy
fog. isolated showers with patchy drizzle. vsby 1 nm or less. 
.tonight...n winds 5 to 10 kt, becoming w after midnight. seas
4 to 6 ft. wave detail: e 6 ft at 10 seconds and n 1 foot at
3 seconds. patchy fog. patchy drizzle in the evening. vsby 1 to
3 nm. 
.sat...sw winds 10 to 15 kt, becoming s 15 to 20 kt with gusts up
to 25 kt in the afternoon. seas 3 to 5 ft. wave detail: e 5 ft at
10 seconds and s 3 ft at 4 seconds. patchy fog in the morning. 
.sat night...sw 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 4 ft at
9 seconds. 
.sun...sw winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas 3 to 4 ft. wave detail: sw 3 ft at 5 seconds and se 3 ft at
9 seconds. 
.sun night...nw winds around 10 kt, becoming n after midnight.
seas 2 to 4 ft. wave detail: nw 2 ft at 3 seconds and se 2 ft at
8 seconds. 
.mon through tue night...sw winds 15 to 20 kt with gusts up to
25 kt. seas 2 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.

$$