fzus51 kbox 051406
cwfbox
expires:202604060300;;874347

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1006 am edt sun apr 5 2026

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


anz230-060300-
boston harbor-
1006 am edt sun apr 5 2026

...small craft advisory in effect until 8 pm edt this evening...

.this afternoon...s winds 10 to 15 kt, becoming sw 15 to 20 kt.
waves around 2 ft. patchy fog. a chance of showers. showers with
isolated tstms. vsby 1 nm or less. 
.tonight...w winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. gusts up to 25 kt. waves around 2 ft. a chance of
showers in the evening. 
.mon...w winds 15 to 20 kt with gusts up to 25 kt. waves around
2 ft. 
.mon night...w winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. waves around 2 ft in
the evening, then 1 foot or less. a chance of rain and snow
showers after midnight. 
.tue...sw winds 5 to 10 kt, becoming nw 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. a chance of snow showers. showers likely in the
morning, then a chance of showers in the afternoon. 
.tue night...nw winds 10 to 15 kt with gusts up to 20 kt. waves
around 2 ft. a chance of rain and snow showers in the evening. 
.wed through thu night...s winds 15 to 20 kt with gusts up to
25 kt. waves around 2 ft.  

winds and waves higher in and near tstms.

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 051406
cwfbox
expires:202604060300;;874336

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1006 am edt sun apr 5 2026

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


anz250-060300-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1006 am edt sun apr 5 2026

...small craft advisory in effect through monday afternoon...

.this afternoon...sw winds 15 to 20 kt with gusts up to 30 kt.
seas 5 to 7 ft. wave detail: e 6 ft at 7 seconds and s 3 ft at
5 seconds. patchy fog. a chance of showers. showers with isolated
tstms. vsby 1 nm or less. 
.tonight...w winds 15 to 20 kt with gusts up to 30 kt. seas 4 to
6 ft. wave detail: w 4 ft at 4 seconds and e 4 ft at 8 seconds.
patchy fog in the evening. showers in the evening with vsby 1 nm
or less. 
.mon...w winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: w 4 ft at 5 seconds and e 2 ft at 8 seconds. 
.mon night...w winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. seas 2 to 3 ft. wave detail: w 3 ft at 4 seconds and se
2 ft at 8 seconds. 
.tue...s winds around 10 kt, becoming nw in the afternoon. seas
2 to 3 ft. wave detail: se 2 ft at 3 seconds and w 2 ft at
3 seconds. showers likely with a chance of snow showers in the
morning, then a chance of showers in the afternoon. 
.tue night...nw winds 15 to 20 kt. seas 2 to 4 ft. wave detail: n
4 ft at 5 seconds and s 1 foot at 7 seconds. a chance of snow
showers in the evening. 
.wed and wed night...n winds 10 to 15 kt, becoming s 15 to 20 kt.
seas 3 to 5 ft. 
.thu and thu night...s winds 15 to 20 kt with gusts up to 25 kt.
seas 4 to 6 ft.  

winds and seas higher in and near tstms.

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.

$$