fzus51 kbox 192304
cwfbox
expires:202609201200;;734039

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 pm edt sat sep 19 2026

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


anz230-201200-
boston harbor-
704 pm edt sat sep 19 2026

.tonight...se winds 5 to 10 kt. waves 1 foot or less. 
.sun...se winds 5 to 10 kt. waves 1 foot or less, then around
2 ft in the afternoon. patchy fog in the afternoon. showers in
the afternoon with vsby 1 to 3 nm. 
.sun night...se winds 10 to 15 kt, becoming ne after midnight.
gusts up to 20 kt. waves around 2 ft. patchy fog. showers. vsby
1 to 3 nm. 
.mon...ne winds 10 to 15 kt with gusts up to 20 kt. waves around
2 ft. a chance of showers in the morning. 
.mon night through tue night...ne winds 15 to 20 kt with gusts up
to 25 kt. waves 2 to 3 ft. 
.wed through thu...ne winds 20 to 25 kt with gusts up to 30 kt.
waves 2 to 3 ft, except 4 to 6 ft at the outer harbor entrance. 
.thu night...ne winds 20 to 25 kt with gusts up to 30 kt. waves
2 to 3 ft. a chance of showers.  

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 192304
cwfbox
expires:202609201200;;734028

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 pm edt sat sep 19 2026

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


anz250-201200-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
704 pm edt sat sep 19 2026

.tonight...se winds 5 to 10 kt. seas 2 to 3 ft. wave detail: ne
2 ft at 5 seconds and w 1 foot at 4 seconds. 
.sun...se winds 10 to 15 kt. seas 2 to 3 ft. wave detail: s 2 ft
at 3 seconds and e 2 ft at 4 seconds. patchy fog in the
afternoon. showers in the afternoon. 
.sun night...se winds 10 to 15 kt, becoming e 15 to 20 kt after
midnight. gusts up to 25 kt. seas 2 to 3 ft. wave detail: se 3 ft
at 4 seconds and se 2 ft at 11 seconds. patchy fog. showers. vsby
1 to 3 nm. 
.mon...ne winds 15 to 20 kt with gusts up to 30 kt. seas 2 to
4 ft. wave detail: sw 4 ft at 4 seconds and ne 4 ft at 5 seconds.
a chance of showers in the morning. 
.mon night...ne winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. seas 2 to 4 ft. wave detail: n 3 ft at 5 seconds
and se 2 ft at 9 seconds. 
.tue and tue night...ne winds 15 to 20 kt with gusts up to 25 kt.
seas 4 to 5 ft. wave detail: se 5 ft at 8 seconds and n 4 ft at
5 seconds. 
.wed through thu...ne winds 20 to 25 kt with gusts up to 30 kt.
seas 5 to 8 ft. 
.thu night...ne winds 25 to 30 kt with gusts up to 35 kt. seas
7 to 8 ft. a chance of showers.  

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.

$$