fzus51 kbox 150804
cwfbox
expires:202603152100;;704276

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 am edt sun mar 15 2026

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


anz230-152100-
boston harbor-
404 am edt sun mar 15 2026

...storm watch in effect from monday afternoon through tuesday
morning...

.today...n winds 5 to 10 kt, becoming e 10 to 15 kt this
afternoon. waves 1 foot or less, then around 2 ft this afternoon.
.tonight...se winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. gusts up to 25 kt. waves 2 to 3 ft. a chance of rain
after midnight. 
.mon...s winds 20 to 25 kt with gusts up to 30 kt. waves 2 to
3 ft. patchy fog. rain. vsby 1 nm or less, increasing to 1 to
3 nm in the afternoon. 
.mon night...s winds 25 to 35 kt. gusts up to 45 kt, increasing
to 55 kt after midnight. waves around 2 ft, except 3 to 5 ft at
the outer harbor entrance. rain. patchy fog in the evening with
vsby 1 to 3 nm. 
.tue...w winds 20 to 25 kt with gusts up to 30 kt. waves around
2 ft, except 3 to 5 ft at the outer harbor entrance. a chance of
rain in the morning. 
.tue night...w winds 20 to 25 kt. waves around 2 ft. 
.wed through thu night...s 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 150804
cwfbox
expires:202603152100;;704277

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 am edt sun mar 15 2026

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


anz236-152100-
narragansett bay-
404 am edt sun mar 15 2026

...storm watch in effect from monday afternoon through tuesday
morning...

.today...n winds 5 to 10 kt, becoming se this afternoon. waves
around 2 ft. 
.tonight...se winds 10 to 15 kt with gusts up to 20 kt,
increasing to 20 to 25 kt with gusts up to 30 kt after midnight.
waves 2 to 4 ft. patchy fog after midnight. a chance of rain
after midnight with vsby 1 to 3 nm. 
.mon...s winds 25 to 30 kt with gusts up to 35 kt. waves 5 to
7 ft. patchy fog in the morning. areas of dense fog in the
afternoon. rain. a chance of tstms in the afternoon. vsby 1 nm or
less. 
.mon night...s winds 25 to 35 kt with gusts up to 55 kt. waves
6 to 9 ft. at the bay entrance, waves 8 to 11 ft, building to
9 to 13 ft after midnight. rain. areas of dense fog in the
evening with vsby 1 nm or less. 
.tue...w winds 20 to 25 kt with gusts up to 35 kt. waves 5 to
7 ft. at the bay entrance, waves 7 to 10 ft, subsiding to 6 to
8 ft in the afternoon. a chance of rain in the morning. 
.tue night...w winds 15 to 20 kt with gusts up to 25 kt. waves
3 to 5 ft, subsiding to 2 to 3 ft after midnight. at the bay
entrance, waves 4 to 6 ft. 
.wed through thu night...s winds 5 to 10 kt. waves 2 to 3 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.

$$