fzus51 kbox 311406
cwfbox
expires:202604010300;;593277

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1006 am edt tue mar 31 2026

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


anz230-010300-
boston harbor-
1006 am edt tue mar 31 2026

.this afternoon...sw winds 10 to 15 kt, becoming ne. gusts up to
20 kt. waves around 2 ft. numerous showers with isolated tstms,
then scattered showers. some tstms may produce heavy rainfall. 
.tonight...ne winds 10 to 15 kt, becoming s 5 to 10 kt after
midnight. gusts up to 20 kt. waves around 2 ft. scattered
showers. patchy fog in the evening with vsby 1 to 3 nm. 
.wed...sw winds 10 to 15 kt with gusts up to 20 kt, becoming n in
the afternoon. waves around 2 ft. a chance of showers in the
morning, then showers likely in the afternoon. patchy fog in the
afternoon. 
.wed night...ne winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. waves around 2 ft. showers likely. patchy fog in
the evening with vsby 1 to 3 nm. 
.thu and thu night...e winds 15 to 20 kt. waves 2 to 3 ft. a
chance of showers. 
.fri...s winds 10 to 15 kt with gusts up to 20 kt. waves around
2 ft. 
.fri night and sat...sw winds 15 to 20 kt, becoming n 10 to
15 kt. waves 2 to 3 ft. 
.sat night...e winds 10 to 15 kt with gusts up to 20 kt. waves
2 to 3 ft. a chance of rain.  

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 311406
cwfbox
expires:202604010300;;593278

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1006 am edt tue mar 31 2026

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


anz236-010300-
narragansett bay-
1006 am edt tue mar 31 2026

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

.this afternoon...sw winds 15 to 20 kt, diminishing to 10 to
15 kt. gusts up to 30 kt. waves 3 to 5 ft. scattered showers with
isolated tstms. isolated showers. some tstms may produce heavy
rainfall. 
.tonight...s winds 10 to 15 kt with gusts up to 30 kt. waves 3 to
5 ft. scattered showers after midnight. 
.wed...sw winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. gusts up to 25 kt. waves 3 to 5 ft. a chance of
showers in the morning, then showers likely in the afternoon. 
.wed night...ne winds 10 to 15 kt. gusts up to 20 kt after
midnight. waves 2 to 4 ft. showers. patchy fog in the evening
with vsby 1 nm or less. 
.thu...ne winds 15 to 20 kt. waves 2 to 3 ft. a chance of showers
in the morning. 
.thu night...ne winds 10 to 15 kt with gusts up to 20 kt,
becoming e 5 to 10 kt after midnight. waves 2 to 3 ft. 
.fri through sat...sw winds 15 to 20 kt with gusts up to 25 kt.
waves 2 to 3 ft. 
.sat night...se winds 10 to 15 kt with gusts up to 20 kt. waves
2 to 3 ft. a chance of rain.  

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.

$$