fzus51 kbox 300806
cwfbox
expires:202603302100;;526666

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
406 am edt mon mar 30 2026

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


anz230-302100-
boston harbor-
406 am edt mon mar 30 2026

...small craft advisory in effect through this evening...

.today...sw winds 15 to 20 kt with gusts up to 25 kt. waves
around 2 ft. a slight chance of rain this afternoon. 
.tonight...sw winds 15 to 20 kt, diminishing to 10 to 15 kt after
midnight. waves around 2 ft in the evening, then 1 foot or less.
a chance of rain after midnight. 
.tue...se winds 5 to 10 kt. waves 1 foot or less. rain likely,
mainly in the morning. 
.tue night...se winds 10 to 15 kt, becoming sw 20 to 25 kt after
midnight. waves around 2 ft. a chance of rain. 
.wed...sw winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. waves around 2 ft. a chance of rain in the morning,
then rain likely in the afternoon. 
.wed night...n winds 10 to 15 kt, becoming ne after midnight.
gusts up to 20 kt. waves around 2 ft in the evening, then 1 foot
or less. a chance of rain. 
.thu through fri night...w winds 15 to 20 kt. waves 2 to 3 ft. a
chance of rain.  

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 300806
cwfbox
expires:202603302100;;526657

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
406 am edt mon mar 30 2026

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


anz231-302100-
cape cod bay-
406 am edt mon mar 30 2026

...small craft advisory in effect through this evening...

.today...sw winds 15 to 20 kt, increasing to 20 to 25 kt this
afternoon. gusts up to 30 kt. seas 2 to 3 ft. wave detail: s 3 ft
at 5 seconds and e 1 foot at 8 seconds. a slight chance of rain
this afternoon. 
.tonight...sw winds 15 to 20 kt with gusts up to 30 kt,
diminishing to 10 to 15 kt with gusts up to 20 kt after midnight.
seas 2 to 3 ft. wave detail: sw 3 ft at 4 seconds and s 3 ft at
7 seconds. a chance of rain after midnight. 
.tue...sw winds 10 to 15 kt with gusts up to 20 kt. seas 1 foot
or less, then around 2 ft in the afternoon. wave detail: sw
1 foot at 3 seconds and s 1 foot at 7 seconds, becoming sw 2 ft
at 3 seconds and s 2 ft at 7 seconds. rain likely, mainly in the
morning. 
.tue night...sw winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. gusts up to 30 kt. seas 2 to 4 ft. wave detail:
sw 4 ft at 4 seconds and s 3 ft at 7 seconds. 
.wed...sw winds 20 to 25 kt with gusts up to 30 kt. seas 2 to
4 ft. wave detail: sw 4 ft at 4 seconds and s 3 ft at 7 seconds.
a chance of rain in the afternoon. 
.wed night...nw winds 10 to 15 kt, becoming ne after midnight.
gusts up to 20 kt. seas 2 to 3 ft. wave detail: s 3 ft at
8 seconds and w 2 ft at 4 seconds. rain likely. 
.thu through fri night...sw winds 15 to 20 kt. seas 2 to 3 ft. a
chance of rain.  

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 300806
cwfbox
expires:202603302100;;526655

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
406 am edt mon mar 30 2026

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


anz250-302100-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
406 am edt mon mar 30 2026

...small craft advisory in effect through this evening...

.today...sw winds 15 to 20 kt, increasing to 20 to 25 kt this
afternoon. gusts up to 30 kt. seas 3 to 5 ft. wave detail: s 4 ft
at 5 seconds and e 1 foot at 8 seconds. a slight chance of rain
this afternoon. 
.tonight...sw winds 15 to 20 kt, diminishing to 10 to 15 kt after
midnight. gusts up to 30 kt. seas 3 to 5 ft. wave detail: s 4 ft
at 6 seconds and e 1 foot at 8 seconds. a chance of rain after
midnight. 
.tue...s winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: sw 2 ft at 4 seconds and se 2 ft at
7 seconds. rain likely, mainly in the morning. 
.tue night...s winds 15 to 20 kt, becoming sw 20 to 25 kt after
midnight. gusts up to 30 kt. seas 2 to 4 ft, building to 4 to
6 ft after midnight. wave detail: s 3 ft at 5 seconds, becoming s
5 ft at 6 seconds and ne 2 ft at 6 seconds. a chance of rain
after midnight. 
.wed...sw winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. gusts up to 30 kt. seas 5 to 7 ft. wave detail: s 5 ft
at 6 seconds and ne 2 ft at 6 seconds. a chance of rain. 
.wed night...nw winds 15 to 20 kt, becoming ne after midnight.
seas 3 to 5 ft. wave detail: n 3 ft at 4 seconds and se 3 ft at
7 seconds. a chance of rain. 
.thu through fri night...sw winds 15 to 20 kt with gusts up to
25 kt. seas 3 to 5 ft. a chance of rain.  

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 300629
cwfgyx
expires:202603302030;;522127

coastal waters forecast
national weather service gray me
229 am edt mon mar 30 2026

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


anz154-302030-
coastal waters from cape elizabeth, me to merrimack river, ma out
25 nm-
229 am edt mon mar 30 2026

...small craft advisory in effect through this evening...

.today...sw winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: s 5 ft at 6 seconds. 
.tonight...sw winds 15 to 20 kt, becoming w 10 to 15 kt after
midnight. gusts up to 30 kt. seas 3 to 5 ft. wave detail: s 5 ft at
7 seconds. 
.tue...e winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. seas 2 to 4 ft. wave detail: se 4 ft at 8 seconds. rain
likely. 
.tue night...e winds 10 to 15 kt with gusts up to 20 kt, becoming s
15 to 20 kt with gusts up to 30 kt after midnight. seas 2 to 4 ft,
building to 4 to 6 ft after midnight. wave detail: se 3 ft at
9 seconds, becoming s 6 ft at 6 seconds and se 2 ft at 9 seconds. a
chance of rain. patchy fog. vsby 1 nm or less. 
.wed...sw winds 15 to 20 kt with gusts up to 30 kt. seas 5 to 7 ft.
wave detail: s 6 ft at 6 seconds. patchy fog in the morning. a
chance of rain. vsby 1 nm or less in the morning. 
.wed night...n winds 10 to 15 kt, becoming ne 15 to 20 kt after
midnight. seas 4 to 6 ft, subsiding to 3 to 4 ft after midnight.
wave detail: s 5 ft at 8 seconds, becoming s 4 ft at 8 seconds and n
3 ft at 4 seconds. a chance of rain in the evening. 
.thu...ne winds 15 to 20 kt with gusts up to 25 kt. seas 3 to 5 ft.
a chance of rain. a chance of snow. vsby 1 nm or less. 
.thu night...e winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. a chance of rain in the evening, then rain likely after
midnight. vsby 1 nm or less. 
.fri...e winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. seas 4 to 6 ft. rain likely. vsby 1 nm or less in the
morning. 
.fri night...e winds 15 to 20 kt, becoming n after midnight. gusts
up to 30 kt. seas 5 to 6 ft. a chance of rain.  

$$