fzus51 kbox 191405
cwfbox
expires:202603200300;;955399

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt thu mar 19 2026

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


anz235-200300-
rhode island sound-
1004 am edt thu mar 19 2026

.this afternoon...se winds 5 to 10 kt. seas 2 to 4 ft. wave
detail: s 4 ft at 9 seconds. 
.tonight...s winds 5 to 10 kt, becoming sw after midnight. seas
2 to 3 ft. wave detail: se 3 ft at 9 seconds. 
.fri...sw winds 5 to 10 kt, becoming s 10 to 15 kt with gusts up
to 25 kt in the afternoon. seas 2 to 3 ft. wave detail: sw 3 ft
at 4 seconds and se 3 ft at 8 seconds. 
.fri night...sw winds 15 to 20 kt with gusts up to 30 kt. seas
3 to 4 ft. wave detail: s 4 ft at 7 seconds. a chance of rain in
the evening, then rain likely after midnight. 
.sat...sw winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
4 ft. wave detail: sw 4 ft at 7 seconds and se 2 ft at 9 seconds.
rain likely in the morning. 
.sat night...w winds 10 to 15 kt. seas 2 to 4 ft. wave detail: sw
4 ft at 7 seconds and se 2 ft at 8 seconds. 
.sun...sw winds 10 to 15 kt. seas 2 to 4 ft. 
.sun night...s winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. rain likely. 
.mon...ne winds 20 to 25 kt. seas 3 to 5 ft. rain and snow
likely. 
.mon night...n winds 20 to 25 kt. seas 3 to 4 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 191405
cwfbox
expires:202603200300;;955402

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt thu mar 19 2026

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


anz236-200300-
narragansett bay-
1004 am edt thu mar 19 2026

.this afternoon...se winds 5 to 10 kt. waves around 2 ft. 
.tonight...s winds 5 to 10 kt. waves around 2 ft. 
.fri...sw winds around 5 kt, becoming s 10 to 15 kt with gusts up
to 25 kt in the afternoon. waves 2 to 3 ft. 
.fri night...sw winds 10 to 15 kt with gusts up to 30 kt. waves
2 to 3 ft. rain likely. 
.sat...w winds 10 to 15 kt. waves 2 to 3 ft. rain likely in the
morning. 
.sat night...w winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. waves 2 to 3 ft. 
.sun...sw winds 10 to 15 kt. waves around 2 ft. 
.sun night and mon...sw winds 10 to 15 kt, becoming n 15 to
20 kt. waves 2 to 4 ft. rain and snow likely. 
.mon night...n winds 10 to 15 kt with gusts up to 20 kt. waves
2 to 3 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 191405
cwfbox
expires:202603200300;;955400

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt thu mar 19 2026

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


anz237-200300-
block island sound-
1004 am edt thu mar 19 2026

.this afternoon...se winds 5 to 10 kt. seas 2 to 4 ft. wave
detail: se 4 ft at 9 seconds. 
.tonight...s winds around 5 kt. seas 2 to 3 ft. wave detail: se
3 ft at 9 seconds. 
.fri...sw winds around 5 kt, becoming s 10 to 15 kt with gusts up
to 25 kt in the afternoon. seas 2 to 4 ft. wave detail: se 3 ft
at 8 seconds and sw 2 ft at 4 seconds. 
.fri night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 4 ft. wave detail: s 4 ft at 5 seconds and se 2 ft at
8 seconds. rain likely. 
.sat...w winds 10 to 15 kt. seas 2 to 4 ft. wave detail: s 4 ft
at 7 seconds. rain likely in the morning. 
.sat night...w winds 10 to 15 kt. seas 2 to 4 ft. wave detail: w
3 ft at 6 seconds and se 3 ft at 8 seconds. 
.sun...sw winds 10 to 15 kt. seas 2 to 4 ft. 
.sun night...s winds 15 to 20 kt. seas 3 to 5 ft. rain likely. 
.mon...ne winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. a chance of rain and snow likely. 
.mon night...n winds 15 to 20 kt. seas 2 to 4 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 191405
cwfbox
expires:202603200300;;955394

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt thu mar 19 2026

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


anz255-200300-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
1004 am edt thu mar 19 2026

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

$$