fzus51 kbox 192007
cwfbox
expires:202603200900;;970105

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
407 pm edt thu mar 19 2026

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


anz230-200900-
boston harbor-
407 pm edt thu mar 19 2026

.tonight...sw winds 10 to 15 kt. waves around 2 ft. 
.fri...w winds 5 to 10 kt, becoming s 10 to 15 kt with gusts up
to 20 kt in the afternoon. waves 1 foot or less, then around 2 ft
in the afternoon. 
.fri night...sw winds 15 to 20 kt with gusts up to 25 kt. waves
around 2 ft. rain.
.sat...nw winds 10 to 15 kt. waves around 2 ft. a chance of rain
in the morning. 
.sat night...n winds around 10 kt, becoming w after midnight.
waves 1 foot or less. 
.sun...s winds around 10 kt. waves 1 foot or less. a chance of
rain in the afternoon. 
.sun night...s winds 10 to 15 kt, becoming e 15 to 20 kt after
midnight. waves around 2 ft. rain likely. 
.mon...n winds 15 to 20 kt. waves around 2 ft. rain likely. 
.mon night through tue night...sw winds 15 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 192007
cwfbox
expires:202603200900;;970094

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
407 pm edt thu mar 19 2026

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


anz250-200900-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
407 pm edt thu mar 19 2026

...small craft advisory in effect from friday afternoon through
saturday evening...

.tonight...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
4 ft. wave detail: s 3 ft at 3 seconds and se 3 ft at 9 seconds. 
.fri...w winds 10 to 15 kt, becoming s 15 to 20 kt with gusts up
to 25 kt in the afternoon. seas 2 to 4 ft. wave detail: sw 3 ft
at 3 seconds and se 3 ft at 8 seconds. 
.fri night...sw winds 15 to 20 kt with gusts up to 30 kt. seas
4 to 6 ft. wave detail: s 5 ft at 5 seconds and e 4 ft at
9 seconds. rain.
.sat...nw winds 10 to 15 kt with gusts up to 20 kt, becoming n in
the afternoon. seas 3 to 5 ft. wave detail: w 4 ft at 5 seconds
and se 3 ft at 9 seconds. a chance of rain in the morning. 
.sat night...n winds 10 to 15 kt, becoming nw after midnight.
seas 3 to 4 ft. wave detail: se 3 ft at 8 seconds and n 2 ft at
4 seconds. 
.sun...s winds 10 to 15 kt. seas 3 to 4 ft. wave detail: s 2 ft
at 3 seconds and n 2 ft at 4 seconds. a chance of rain in the
afternoon. 
.sun night...s winds 10 to 15 kt, becoming ne 15 to 20 kt after
midnight. seas 3 to 5 ft. rain likely. 
.mon...n winds around 20 kt with gusts up to 25 kt. seas 4 to
6 ft. rain likely. 
.mon night and tue...nw winds 15 to 20 kt with gusts up to 25 kt.
seas 5 to 7 ft. 
.tue night...sw winds 15 to 20 kt. seas 4 to 6 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.

$$