fzus51 kbox 311706
cwfbox
expires:202604010600;;599124

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

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


anz230-010600-
boston harbor-
105 pm edt tue mar 31 2026

.this afternoon...ne winds 10 to 15 kt. waves around 2 ft. a
chance of rain with a slight chance of tstms. 
.tonight...ne winds 10 to 15 kt, becoming s 5 to 10 kt with gusts
up to 20 kt after midnight. waves around 2 ft. 
.wed...sw winds 10 to 15 kt with gusts up to 20 kt, becoming nw
in the afternoon. waves around 2 ft. rain likely, mainly in the
morning. patchy fog in the morning. 
.wed night...ne winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. waves around 2 ft. a chance of rain in the
evening, then showers likely after midnight. 
.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 311706
cwfbox
expires:202604010600;;599115

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

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


anz231-010600-
cape cod bay-
105 pm edt tue mar 31 2026

...small craft advisory in effect until 8 pm edt this evening...

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

winds and seas 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 311706
cwfbox
expires:202604010600;;599113

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

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


anz250-010600-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
105 pm edt tue mar 31 2026

...small craft advisory in effect until 8 pm edt this evening...

.this afternoon...nw winds 10 to 15 kt with gusts up to 25 kt.
seas 2 to 3 ft. wave detail: s 2 ft at 4 seconds and s 1 foot at
10 seconds. a chance of rain with a slight chance of tstms. 
.tonight...e winds 10 to 15 kt, becoming sw after midnight. gusts
up to 30 kt. seas 3 to 5 ft. wave detail: sw 3 ft at 4 seconds
and s 3 ft at 8 seconds. patchy fog. vsby 1 to 3 nm, decreasing
to 1 nm or less after midnight. 
.wed...sw winds 15 to 20 kt with gusts up to 30 kt, becoming nw
10 to 15 kt with gusts up to 20 kt in the afternoon. seas 3 to
5 ft. wave detail: sw 3 ft at 4 seconds and s 3 ft at 8 seconds.
rain likely, mainly in the morning. patchy fog in the morning
with vsby 1 nm or less. 
.wed night...ne winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. seas 2 to 4 ft. wave detail: e 4 ft at 7 seconds
and sw 1 foot at 4 seconds. a chance of rain in the evening, then
showers likely after midnight. 
.thu and thu night...e winds 15 to 20 kt with gusts up to 25 kt.
seas 3 to 5 ft. wave detail: e 5 ft at 7 seconds. a chance of
showers. 
.fri...s winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
4 ft. wave detail: e 4 ft at 6 seconds and s 3 ft at 4 seconds. a
chance of showers. 
.fri night and sat...sw winds 15 to 20 kt, becoming n. gusts up
to 25 kt. seas 3 to 5 ft. 
.sat night...se winds 15 to 20 kt. seas 3 to 5 ft. a chance of
rain.  

winds and seas 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 kgyx 311823
cwfgyx
expires:202604010830;;602529

coastal waters forecast
national weather service gray me
223 pm edt tue mar 31 2026

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


anz154-010830-
coastal waters from cape elizabeth, me to merrimack river, ma out
25 nm-
223 pm edt tue mar 31 2026

...small craft advisory in effect from 8 pm edt this evening through
thursday morning...

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

$$