fzus51 kbox 151705
cwfbox
expires:202603160600;;725043

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

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


anz230-160600-
boston harbor-
104 pm edt sun mar 15 2026

...storm warning in effect from monday evening through late
monday night...

.this afternoon...se winds 10 to 15 kt. waves around 2 ft. 
.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...se 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. patchy fog. rain. 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. rain likely
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 151705
cwfbox
expires:202603160600;;725034

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

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


anz231-160600-
cape cod bay-
104 pm edt sun mar 15 2026

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

.this afternoon...e winds 5 to 10 kt. seas around 2 ft. wave
detail: n 1 foot at 6 seconds. 
.tonight...se winds 10 to 15 kt, increasing to 20 to 25 kt after
midnight. seas 2 to 3 ft. wave detail: se 3 ft at 4 seconds and
ne 1 foot at 7 seconds. a chance of rain after midnight. 
.mon...s winds 25 to 30 kt with gusts up to 35 kt. seas 3 to
5 ft. wave detail: se 4 ft at 5 seconds. patchy fog in the
morning. areas of dense fog in the afternoon. rain. vsby 1 nm or
less. 
.mon night...s winds 25 to 35 kt with gusts up to 50 kt. seas
5 to 7 ft. wave detail: s 6 ft at 5 seconds and se 6 ft at
9 seconds. areas of dense fog in the evening. patchy fog after
midnight. rain. vsby 1 nm or less. 
.tue...sw winds 25 to 30 kt, becoming w 20 to 25 kt in the
afternoon. seas 4 to 6 ft. wave detail: sw 5 ft at 5 seconds and
se 5 ft at 10 seconds. patchy fog in the morning. rain in the
morning. 
.tue night...w winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. seas 3 to 4 ft. wave detail: w 4 ft at 4 seconds
and se 3 ft at 11 seconds. 
.wed...w winds 15 to 20 kt. seas 2 to 4 ft. 
.wed night through thu night...s winds 10 to 15 kt. seas 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 151705
cwfbox
expires:202603160600;;725032

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

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


anz250-160600-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
104 pm edt sun mar 15 2026

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

.this afternoon...se winds 5 to 10 kt. seas around 2 ft. wave
detail: nw 2 ft at 4 seconds and e 1 foot at 9 seconds. 
.tonight...se winds 15 to 20 kt, increasing to 20 to 25 kt with
gusts up to 30 kt after midnight. seas 2 to 3 ft, building to
3 to 5 ft after midnight. wave detail: se 2 ft at 3 seconds and e
1 foot at 7 seconds, becoming se 5 ft at 5 seconds and se 5 ft at
10 seconds. a chance of rain after midnight. 
.mon...se winds 25 to 30 kt with gusts up to 35 kt. seas 5 to
8 ft, building to 7 to 10 ft in the afternoon. wave detail: se
8 ft at 6 seconds, becoming se 9 ft at 7 seconds. patchy fog in
the morning. areas of dense fog in the afternoon. rain. vsby 1 nm
or less. 
.mon night...s winds 25 to 35 kt, becoming 30 to 35 kt after
midnight. gusts up to 50 kt. seas 8 to 11 ft, building to 9 to
13 ft after midnight. wave detail: se 11 ft at 9 seconds and s
6 ft at 6 seconds, becoming se 12 ft at 9 seconds and s 6 ft at
7 seconds. areas of dense fog. rain. vsby 1 nm or less. 
.tue...sw winds 25 to 30 kt, becoming w 20 to 25 kt in the
afternoon. seas 8 to 11 ft. wave detail: se 10 ft at 10 seconds
and sw 6 ft at 7 seconds. patchy fog in the morning. rain in the
morning with vsby 1 to 3 nm. 
.tue night...w winds 20 to 25 kt with gusts up to 30 kt. seas
6 to 9 ft. wave detail: w 7 ft at 5 seconds and se 7 ft at
11 seconds. a chance of light freezing spray after midnight. 
.wed...w winds 15 to 20 kt with gusts up to 25 kt. seas 5 to
7 ft. a chance of light freezing spray. 
.wed night through thu night...s winds 10 to 15 kt with gusts up
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 kgyx 151416
cwfgyx
expires:202603160430;;718637

coastal waters forecast
national weather service gray me
1016 am edt sun mar 15 2026

coastal waters from stonington me to merrimack river ma out to 25 nm


anz154-160430-
coastal waters from cape elizabeth, me to merrimack river, ma out
25 nm-
1016 am edt sun mar 15 2026

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

.today...nw winds 10 to 15 kt with gusts up to 20 kt, becoming n
5 to 10 kt late this morning, then becoming se with gusts up to
20 kt this afternoon. seas 2 to 4 ft. wave detail: e 3 ft at
8 seconds and nw 2 ft at 8 seconds. 
.tonight...se winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. gusts up to 30 kt. seas 2 to 3 ft, building to 3 to 5 ft
after midnight. wave detail: s 3 ft at 4 seconds, becoming se 5 ft
at 5 seconds. 
.mon...se winds 25 to 30 kt with gusts up to 40 kt. seas 5 to 7 ft,
building to 7 to 10 ft in the afternoon. wave detail: se 7 ft at
10 seconds and se 5 ft at 5 seconds, becoming se 9 ft at 8 seconds.
rain. vsby 1 nm or less. 
.mon night...s winds 25 to 30 kt with gusts up to 50 kt. seas 9 to
13 ft, building to 11 to 15 ft after midnight. wave detail: se 11 ft
at 9 seconds, becoming se 14 ft at 10 seconds. rain. vsby 1 nm or
less in the evening. 
.tue...sw winds 25 to 30 kt with gusts up to 40 kt. seas 10 to
14 ft, subsiding to 8 to 11 ft in the afternoon. wave detail: se
14 ft at 10 seconds, becoming se 11 ft at 11 seconds. a chance of
showers in the morning. 
.tue night...w winds 25 to 30 kt with gusts up to 40 kt. seas 7 to
10 ft. wave detail: se 9 ft at 11 seconds and sw 6 ft at 5 seconds. 
.wed...w winds 15 to 20 kt with gusts up to 30 kt, becoming sw 5 to
10 kt in the afternoon. seas 6 to 9 ft, subsiding to 4 to 6 ft in
the afternoon. 
.wed night...s winds 15 to 20 kt with gusts up to 25 kt. seas 4 to
5 ft. 
.thu...s winds 10 to 15 kt with gusts up to 20 kt. seas 4 to 5 ft. 
.thu night...s winds 10 to 15 kt with gusts up to 25 kt. seas 4 to
5 ft.  

$$