fzus51 kbox 311105
cwfbox
expires:202604010000;;587301

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

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


anz230-010000-
boston harbor-
705 am edt tue mar 31 2026

.today...sw winds 10 to 15 kt, becoming ne this afternoon. gusts
up to 20 kt. waves around 2 ft. numerous showers with isolated
tstms this morning, then scattered showers this afternoon. some
tstms may produce heavy rainfall this morning. 
.tonight...ne winds 10 to 15 kt, becoming s 5 to 10 kt after
midnight. gusts up to 20 kt. waves around 2 ft. scattered
showers. patchy fog in the evening with vsby 1 to 3 nm. 
.wed...sw winds 10 to 15 kt with gusts up to 20 kt, becoming n in
the afternoon. waves around 2 ft. a chance of showers in the
morning, then showers likely in the afternoon. patchy fog in the
afternoon. 
.wed night...ne winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. waves around 2 ft. showers likely. patchy fog in
the evening with vsby 1 to 3 nm. 
.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 311105
cwfbox
expires:202604010000;;587292

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

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


anz231-010000-
cape cod bay-
705 am edt tue mar 31 2026

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

.today...sw winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. wave detail: s 3 ft at 7 seconds and sw 2 ft at 3 seconds.
numerous showers with isolated tstms this morning, then scattered
showers this afternoon. some tstms may produce heavy rainfall
this morning. 
.tonight...nw winds 5 to 10 kt, becoming sw 15 to 20 kt after
midnight. gusts up to 25 kt. seas 2 to 4 ft. wave detail: sw 3 ft
at 4 seconds and s 3 ft at 9 seconds. patchy fog. vsby 1 nm or
less, increasing to 1 to 3 nm after midnight. 
.wed...sw winds 15 to 20 kt, becoming w 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. patchy fog. a chance of
showers in the morning, then showers likely in the afternoon.
vsby 1 to 3 nm in the morning. 
.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. showers. patchy fog in the evening with vsby 1 nm or
less. 
.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 e 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 311105
cwfbox
expires:202604010000;;587290

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

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


anz250-010000-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
705 am edt tue mar 31 2026

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

.today...sw winds 15 to 20 kt, becoming n 10 to 15 kt this
afternoon. gusts up to 25 kt. seas 2 to 3 ft. wave detail: sw
2 ft at 4 seconds and se 2 ft at 7 seconds. numerous showers with
isolated tstms this morning, then scattered showers this
afternoon. patchy fog this afternoon. some tstms may produce
heavy rainfall this morning. 
.tonight...e winds 10 to 15 kt, becoming s 15 to 20 kt after
midnight. gusts up to 25 kt. seas 3 to 5 ft. wave detail: sw 3 ft
at 4 seconds and s 3 ft at 8 seconds. patchy fog. scattered
showers. vsby 1 nm or less. 
.wed...sw winds 15 to 20 kt, becoming n in the afternoon. gusts
up to 25 kt. seas 3 to 5 ft. wave detail: sw 3 ft at 4 seconds
and s 3 ft at 8 seconds. a chance of showers in the morning, then
showers likely in the afternoon. patchy fog in the morning with
vsby 1 to 3 nm. 
.wed night...ne winds 15 to 20 kt. seas 2 to 4 ft. wave detail: e
4 ft at 7 seconds and sw 1 foot at 4 seconds. showers likely.
patchy fog in the evening with vsby 1 nm or less. 
.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 311107
cwfgyx
expires:202604010000;;587417

coastal waters forecast
national weather service gray me
707 am edt tue mar 31 2026

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


anz154-010000-
coastal waters from cape elizabeth, me to merrimack river, ma out
25 nm-
707 am edt tue mar 31 2026

...small craft advisory in effect from this evening through late
wednesday night...

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

$$