fzus51 kbox 130805
cwfbox
expires:202609132100;;370055

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt sun sep 13 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz231-132100-
cape cod bay-
405 am edt sun sep 13 2026

.today...se winds around 10 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: se 1 foot at 3 seconds and n 1 foot at
3 seconds. patchy fog. showers. a slight chance of tstms this
morning, then a chance of tstms this afternoon. vsby 1 to 3 nm,
decreasing to 1 nm or less this afternoon. 
.tonight...w winds 5 to 10 kt. seas around 2 ft. wave detail: se
2 ft at 3 seconds and nw 1 foot at 4 seconds. patchy fog. a
chance of showers after midnight. vsby 1 nm or less. 
.mon...nw winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: n 2 ft at 4 seconds and s 1 foot at 6 seconds.
a chance of showers in the morning. 
.mon night...n winds 10 to 15 kt with gusts up to 25 kt. seas
2 to 4 ft. wave detail: n 3 ft at 4 seconds and sw 1 foot at
6 seconds. 
.tue...ne winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. gusts up to 20 kt. seas 2 to 3 ft. wave detail: n 2 ft
at 5 seconds and s 1 foot at 6 seconds. 
.tue night...e winds 5 to 10 kt, becoming s after midnight. seas
around 2 ft. wave detail: n 2 ft at 5 seconds and se 1 foot at
8 seconds. 
.wed through thu...s winds 5 to 10 kt. seas around 2 ft. 
.thu night...s winds 5 to 10 kt. seas around 2 ft. a chance of
showers.  

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 130805
cwfbox
expires:202609132100;;370059

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt sun sep 13 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz232-132100-
nantucket sound-
405 am edt sun sep 13 2026

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

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 130805
cwfbox
expires:202609132100;;370060

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt sun sep 13 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz233-132100-
vineyard sound-
405 am edt sun sep 13 2026

.today...s winds around 10 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: se 2 ft at 4 seconds and n 1 foot at
4 seconds. patchy fog. showers. a slight chance of tstms this
morning, then a chance of tstms this afternoon. vsby 1 nm or
less. 
.tonight...w winds 5 to 10 kt. seas around 2 ft. wave detail: sw
2 ft at 6 seconds and nw 1 foot at 3 seconds. patchy fog. a
chance of showers after midnight. vsby 1 nm or less. 
.mon...nw winds around 10 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: sw 2 ft at 6 seconds and nw 1 foot at
3 seconds. showers likely in the morning. 
.mon night...n winds 10 to 15 kt with gusts up to 25 kt. seas
2 to 3 ft. wave detail: n 1 foot at 3 seconds and sw 1 foot at
6 seconds. 
.tue...ne winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas 2 to 3 ft. wave detail: n 2 ft at 3 seconds and s 1 foot at
6 seconds. 
.tue night...e winds 5 to 10 kt, becoming s after midnight. seas
1 foot or less. wave detail: nw 1 foot at 3 seconds and e 1 foot
at 3 seconds. 
.wed through thu night...s winds 5 to 10 kt. seas around 2 ft.  

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 130805
cwfbox
expires:202609132100;;370061

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt sun sep 13 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz234-132100-
buzzards bay-
405 am edt sun sep 13 2026

.today...se winds around 10 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: se 2 ft at 4 seconds and n 2 ft at 6 seconds.
patchy fog. showers. a slight chance of tstms this morning, then
a chance of tstms this afternoon. vsby 1 nm or less. 
.tonight...w winds 5 to 10 kt. seas around 2 ft. wave detail: w
2 ft at 5 seconds and se 1 foot at 4 seconds. patchy fog. a
chance of showers after midnight. vsby 1 nm or less, increasing
to 1 to 3 nm after midnight. 
.mon...nw winds 5 to 10 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: e 1 foot at 4 seconds and w 1 foot at
4 seconds. a chance of showers in the morning.
.mon night...n winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 3 ft. wave detail: n 1 foot at 3 seconds and sw 1 foot at
6 seconds. 
.tue...ne winds 5 to 10 kt. gusts up to 20 kt in the morning.
seas around 2 ft. wave detail: n 1 foot at 3 seconds and s 1 foot
at 5 seconds. 
.tue night...e winds 5 to 10 kt, becoming s after midnight. seas
1 foot or less. wave detail: e 1 foot at 2 seconds and nw 1 foot
at 3 seconds. 
.wed through thu...s winds 5 to 10 kt. seas around 2 ft. 
.thu night...s winds 5 to 10 kt. seas around 2 ft. a chance of
showers.  

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 130805
cwfbox
expires:202609132100;;370062

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt sun sep 13 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz235-132100-
rhode island sound-
405 am edt sun sep 13 2026

.today...s winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: se 3 ft at 5 seconds and n 1 foot at
4 seconds. patchy fog. showers with a chance of tstms. vsby 1 nm
or less. 
.tonight...w winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se
3 ft at 5 seconds and nw 1 foot at 3 seconds. patchy fog. a
chance of showers after midnight. vsby 1 nm or less. 
.mon...nw winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: se 3 ft at 5 seconds and nw 1 foot at
3 seconds. a chance of showers in the morning. 
.mon night...n winds 10 to 15 kt with gusts up to 25 kt. seas
2 to 3 ft. wave detail: n 2 ft at 3 seconds and s 2 ft at
6 seconds. 
.tue...ne winds 10 to 15 kt with gusts up to 20 kt, becoming e
5 to 10 kt in the afternoon. seas 2 to 3 ft. wave detail: n 2 ft
at 3 seconds and s 1 foot at 5 seconds. 
.tue night...e winds 5 to 10 kt, becoming s after midnight. seas
around 2 ft. wave detail: nw 1 foot at 2 seconds and e 1 foot at
4 seconds. 
.wed through thu night...s winds 5 to 10 kt. seas 2 to 3 ft.  

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 130805
cwfbox
expires:202609132100;;370065

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt sun sep 13 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz236-132100-
narragansett bay-
405 am edt sun sep 13 2026

.today...se winds 5 to 10 kt. gusts up to 20 kt this morning.
waves around 2 ft. patchy fog. showers with a chance of tstms.
vsby 1 nm or less. 
.tonight...w winds 5 to 10 kt. waves around 2 ft. patchy fog. a
chance of showers after midnight. vsby 1 to 3 nm. 
.mon...nw winds around 10 kt with gusts up to 20 kt. waves around
2 ft. a chance of showers in the morning. 
.mon night...n winds around 10 kt with gusts up to 20 kt. waves
around 2 ft. 
.tue...ne winds 5 to 10 kt, becoming e in the afternoon. waves
around 2 ft. 
.tue night...s winds around 5 kt. waves 1 foot or less. 
.wed through thu...s winds 5 to 10 kt. waves around 2 ft. 
.thu night...s winds 5 to 10 kt. waves around 2 ft. a chance of
showers.  

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 130805
cwfbox
expires:202609132100;;370053

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt sun sep 13 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz250-132100-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
405 am edt sun sep 13 2026

.today...se winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: se 3 ft at 4 seconds and n 1 foot at
4 seconds. patchy fog. showers with a slight chance of tstms.
vsby 1 to 3 nm, decreasing to 1 nm or less this afternoon. 
.tonight...s winds 5 to 10 kt, becoming w after midnight. seas
around 2 ft. wave detail: se 2 ft at 4 seconds and se 2 ft at
10 seconds. patchy fog. vsby 1 nm or less. 
.mon...nw winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
4 ft. wave detail: n 3 ft at 5 seconds and se 3 ft at 9 seconds.
a chance of showers in the morning. 
.mon night...n winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 4 ft. wave detail: n 4 ft at 5 seconds and s 2 ft at
7 seconds. 
.tue...ne winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt in the afternoon. seas 2 to 3 ft. wave detail: n
3 ft at 5 seconds and s 2 ft at 6 seconds. 
.tue night...se winds 5 to 10 kt, becoming s after midnight. seas
2 to 3 ft. wave detail: e 2 ft at 5 seconds and nw 1 foot at
4 seconds. 
.wed through thu...se winds 5 to 10 kt. seas 2 to 3 ft. 
.thu night...s winds 5 to 10 kt. seas 2 to 3 ft. a chance of
showers.  

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 130805
cwfbox
expires:202609132100;;370056

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt sun sep 13 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz254-132100-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
405 am edt sun sep 13 2026

.today...se winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: se 3 ft at 4 seconds and n 1 foot at
3 seconds. patchy fog. showers. a slight chance of tstms this
morning, then a chance of tstms this afternoon. vsby 1 to 3 nm,
decreasing to 1 nm or less this afternoon. 
.tonight...sw winds 10 to 15 kt with gusts up to 20 kt, becoming
w 5 to 10 kt after midnight. seas 2 to 3 ft. wave detail: se 3 ft
at 5 seconds and se 2 ft at 9 seconds. patchy fog. a chance of
showers in the evening. vsby 1 nm or less. 
.mon...nw winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
4 ft. wave detail: nw 3 ft at 4 seconds and s 3 ft at 7 seconds.
patchy fog in the morning. a chance of showers in the morning
with vsby 1 to 3 nm. 
.mon night...n winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 4 ft. wave detail: n 4 ft at 5 seconds and nw 3 ft at
4 seconds. 
.tue...ne winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
4 ft. wave detail: n 4 ft at 5 seconds and se 2 ft at 9 seconds. 
.tue night...e winds 5 to 10 kt, becoming se after midnight. seas
2 to 4 ft. wave detail: e 3 ft at 7 seconds and n 2 ft at
5 seconds. 
.wed through thu night...s winds 5 to 10 kt. seas 2 to 4 ft.  

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 130805
cwfbox
expires:202609132100;;370057

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt sun sep 13 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz255-132100-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
405 am edt sun sep 13 2026

.today...s winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: s 3 ft at 6 seconds and ne 1 foot at
4 seconds. patchy fog. showers. a slight chance of tstms this
morning, then a chance of tstms this afternoon. vsby 1 nm or
less. 
.tonight...sw winds 10 to 15 kt with gusts up to 20 kt, becoming
w 5 to 10 kt after midnight. seas 2 to 3 ft. wave detail: s 3 ft
at 6 seconds and nw 2 ft at 2 seconds. patchy fog. vsby 1 nm or
less. 
.mon...nw winds 10 to 15 kt with gusts up to 25 kt. seas 3 to
4 ft. wave detail: s 3 ft at 6 seconds and n 2 ft at 4 seconds.
patchy fog in the morning. a chance of showers in the morning
with vsby 1 to 3 nm. 
.mon night...n winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 4 ft. wave detail: n 3 ft at 4 seconds and sw 2 ft at
6 seconds. 
.tue and tue night...e winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 4 ft. wave detail: n 3 ft at 5 seconds and s 1 foot at
5 seconds. 
.wed through thu night...s winds 5 to 10 kt. seas 2 to 4 ft. wave
detail: e 3 ft at 7 seconds and n 1 foot at 6 seconds.  

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.

$$