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MA- Cape Cod

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fzus51 kbox 091705
cwfbox
expires:202605100600;;279857

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt sat may 9 2026

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


anz231-100600-
cape cod bay-
105 pm edt sat may 9 2026

...small craft advisory in effect through late tonight...

.this afternoon...s winds 10 to 15 kt with gusts up to 25 kt.
seas 2 to 3 ft. wave detail: w 1 foot at 3 seconds and se 1 foot
at 3 seconds. a chance of showers. 
.tonight...s 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 se 2 ft at 17 seconds.
patchy fog. showers.
.sun...s winds 5 to 10 kt. seas around 2 ft. wave detail: e
1 foot at 3 seconds and s 1 foot at 3 seconds. patchy fog in the
morning with vsby 1 nm or less. 
.sun night...sw winds 5 to 10 kt, becoming nw after midnight.
seas around 2 ft. wave detail: sw 1 foot at 3 seconds and e
1 foot at 4 seconds. a chance of showers after midnight. 
.mon...nw winds 5 to 10 kt. seas around 2 ft. wave detail: s 2 ft
at 6 seconds and e 2 ft at 9 seconds. showers likely. 
.mon night...w winds around 5 kt, becoming n 10 to 15 kt after
midnight. seas 2 to 3 ft. wave detail: n 2 ft at 3 seconds and se
1 foot at 6 seconds. a chance of showers in the evening. 
.tue through wed...s winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. 
.wed night...s winds 5 to 10 kt. seas around 2 ft. a chance of
showers.  

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 091705
cwfbox
expires:202605100600;;279861

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt sat may 9 2026

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


anz232-100600-
nantucket sound-
105 pm edt sat may 9 2026

...small craft advisory in effect through late tonight...

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

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 091705
cwfbox
expires:202605100600;;279862

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt sat may 9 2026

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


anz233-100600-
vineyard sound-
105 pm edt sat may 9 2026

...small craft advisory in effect through late tonight...

.this afternoon...s winds 15 to 20 kt with gusts up to 25 kt.
seas 2 to 4 ft. wave detail: sw 3 ft at 5 seconds and se 1 foot
at 9 seconds. a chance of showers with isolated tstms. 
.tonight...s winds 15 to 20 kt, diminishing to 10 to 15 kt after
midnight. gusts up to 25 kt. seas 2 to 4 ft. wave detail: sw 3 ft
at 6 seconds and se 1 foot at 10 seconds. patchy fog. showers,
mainly in the evening. vsby 1 nm or less after midnight. 
.sun...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: sw 3 ft
at 6 seconds and se 1 foot at 4 seconds. patchy fog in the
morning with vsby 1 nm or less. 
.sun night...sw winds 5 to 10 kt, becoming nw after midnight.
seas 2 to 3 ft. wave detail: sw 3 ft at 7 seconds and sw 1 foot
at 3 seconds. a chance of showers after midnight. 
.mon...nw winds 5 to 10 kt. seas around 2 ft. wave detail: sw
2 ft at 7 seconds and se 2 ft at 8 seconds. showers.
.mon night...nw winds 5 to 10 kt, becoming n 10 to 15 kt after
midnight. seas around 2 ft. wave detail: s 2 ft at 7 seconds and
ne 1 foot at 2 seconds. a chance of showers in the evening. 
.tue through wed...sw winds 10 to 15 kt. seas around 2 ft. 
.wed night...s winds 10 to 15 kt with gusts up to 20 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 091705
cwfbox
expires:202605100600;;279863

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt sat may 9 2026

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


anz234-100600-
buzzards bay-
105 pm edt sat may 9 2026

...small craft advisory in effect through late tonight...

.this afternoon...s winds 15 to 20 kt with gusts up to 25 kt.
seas 2 to 4 ft. wave detail: sw 3 ft at 4 seconds and se 1 foot
at 10 seconds. a chance of showers with isolated tstms. 
.tonight...s winds 15 to 20 kt, diminishing to 10 to 15 kt after
midnight. gusts up to 25 kt. seas 2 to 4 ft. wave detail: sw 3 ft
at 6 seconds and se 1 foot at 10 seconds. patchy fog. showers,
mainly in the evening. vsby 1 to 3 nm, decreasing to 1 nm or less
after midnight. 
.sun...sw winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. seas 2 to 3 ft. wave detail: s 2 ft at 5 seconds and
se 2 ft at 12 seconds. patchy fog in the morning with vsby 1 nm
or less. 
.sun night...sw winds 5 to 10 kt, becoming nw after midnight.
seas 2 to 3 ft. wave detail: sw 2 ft at 7 seconds and e 1 foot at
4 seconds. patchy fog in the evening. a chance of showers after
midnight. vsby 1 to 3 nm in the evening. 
.mon...nw winds 5 to 10 kt. seas around 2 ft. wave detail: n
1 foot at 2 seconds and w 1 foot at 4 seconds. showers.
.mon night...w winds 5 to 10 kt, becoming n 10 to 15 kt after
midnight. seas around 2 ft. wave detail: n 1 foot at 2 seconds
and nw 1 foot at 2 seconds. a chance of showers in the evening. 
.tue through wed...sw winds 10 to 15 kt. seas 2 to 3 ft. 
.wed night...s winds 10 to 15 kt with gusts up to 20 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 091705
cwfbox
expires:202605100600;;279864

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt sat may 9 2026

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


anz235-100600-
rhode island sound-
105 pm edt sat may 9 2026

...small craft advisory in effect through late tonight...

.this afternoon...s winds 15 to 20 kt with gusts up to 25 kt.
seas 2 to 4 ft. wave detail: s 4 ft at 7 seconds and w 3 ft at
4 seconds. showers likely with isolated tstms. 
.tonight...s winds 15 to 20 kt, diminishing to 10 to 15 kt after
midnight. gusts up to 25 kt. seas 3 to 5 ft. wave detail: sw 4 ft
at 5 seconds and se 1 foot at 9 seconds. patchy fog. showers,
mainly in the evening. vsby 1 to 3 nm, decreasing to 1 nm or less
after midnight. 
.sun...sw winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. seas 3 to 4 ft. wave detail: sw 4 ft at 6 seconds and
se 1 foot at 3 seconds. patchy fog in the morning with vsby 1 nm
or less. 
.sun night...sw winds 5 to 10 kt, becoming nw after midnight.
seas 2 to 4 ft. wave detail: s 4 ft at 7 seconds and e 1 foot at
3 seconds. patchy fog in the evening. a chance of showers after
midnight. vsby 1 to 3 nm in the evening. 
.mon...nw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s 3 ft
at 7 seconds and n 1 foot at 3 seconds. showers, mainly in the
morning. 
.mon night...nw winds 5 to 10 kt, becoming n 10 to 15 kt after
midnight. seas 2 to 3 ft. wave detail: n 2 ft at 3 seconds and se
2 ft at 7 seconds. a chance of showers in the evening. 
.tue through wed...s winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. 
.wed night...s winds 10 to 15 kt with gusts up to 20 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 091705
cwfbox
expires:202605100600;;279867

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt sat may 9 2026

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


anz236-100600-
narragansett bay-
105 pm edt sat may 9 2026

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

.this afternoon...s winds 10 to 15 kt with gusts up to 25 kt.
waves 2 to 3 ft. showers with a slight chance of tstms. 
.tonight...s winds 10 to 15 kt with gusts up to 25 kt,
diminishing to 5 to 10 kt after midnight. waves 2 to 3 ft. patchy
fog. showers in the evening. vsby 1 to 3 nm, decreasing to 1 nm
or less after midnight. 
.sun...s winds 5 to 10 kt. waves 2 to 3 ft. patchy fog in the
morning with vsby 1 nm or less. 
.sun night...sw winds 5 to 10 kt, becoming nw after midnight.
waves 2 to 3 ft. showers likely after midnight.
.mon...nw winds 5 to 10 kt. waves around 2 ft. showers likely. 
.mon night...nw winds 5 to 10 kt. waves around 2 ft. a chance of
showers in the evening. 
.tue through wed...s winds 10 to 15 kt. waves around 2 ft. 
.wed night...s winds 10 to 15 kt. waves around 2 ft. showers
likely.  

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 091705
cwfbox
expires:202605100600;;279855

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt sat may 9 2026

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


anz250-100600-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
105 pm edt sat may 9 2026

...small craft advisory in effect through sunday morning...

.this afternoon...se winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 4 ft. wave detail: s 3 ft at 7 seconds and e 2 ft at
9 seconds. a chance of showers with isolated tstms. 
.tonight...s winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
4 ft. wave detail: sw 4 ft at 5 seconds and e 2 ft at 4 seconds.
patchy fog. showers in the evening. a chance of showers after
midnight. vsby 1 to 3 nm. 
.sun...s winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas 2 to 4 ft. wave detail: s 3 ft at 4 seconds and e 2 ft at
9 seconds. patchy fog in the morning with vsby 1 nm or less. 
.sun night...sw winds around 10 kt, becoming w after midnight.
seas 2 to 4 ft. wave detail: s 3 ft at 5 seconds and e 2 ft at
9 seconds. a chance of showers after midnight. 
.mon...w winds 5 to 10 kt. seas 2 to 3 ft. wave detail: e 3 ft at
9 seconds and se 2 ft at 7 seconds. showers likely, mainly in the
morning. 
.mon night...w winds 5 to 10 kt, becoming n 10 to 15 kt after
midnight. seas 2 to 4 ft. wave detail: e 3 ft at 8 seconds and n
2 ft at 3 seconds. a chance of showers in the evening. 
.tue through wed...s winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 4 ft. 
.wed night...s winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 4 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 091705
cwfbox
expires:202605100600;;279858

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt sat may 9 2026

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


anz254-100600-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
105 pm edt sat may 9 2026

...small craft advisory in effect through sunday morning...

.this afternoon...s winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 4 ft. wave detail: s 3 ft at 7 seconds and e 2 ft at
9 seconds. a slight chance of showers. 
.tonight...s winds around 15 kt with gusts up to 20 kt. seas 3 to
5 ft. wave detail: sw 4 ft at 5 seconds and se 2 ft at 4 seconds.
patchy fog. showers likely. vsby 1 nm or less after midnight. 
.sun...s winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas 3 to 5 ft. wave detail: sw 4 ft at 5 seconds and e 2 ft at
9 seconds. patchy fog in the morning. a chance of showers in the
morning with vsby 1 nm or less. 
.sun night...sw winds around 10 kt, becoming w after midnight.
seas 3 to 4 ft. wave detail: s 4 ft at 7 seconds and e 2 ft at
9 seconds. patchy fog in the evening with vsby 1 nm or less. 
.mon...nw winds 5 to 10 kt. seas 3 to 4 ft. wave detail: s 3 ft
at 7 seconds and e 3 ft at 8 seconds. showers.
.mon night...nw winds around 5 kt, becoming n 10 to 15 kt after
midnight. seas 3 to 4 ft. wave detail: se 3 ft at 8 seconds and n
2 ft at 4 seconds. a chance of showers. 
.tue through wed...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 4 ft. 
.wed night...s winds 10 to 15 kt. seas 2 to 4 ft. a chance of
showers.  

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 091705
cwfbox
expires:202605100600;;279859

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt sat may 9 2026

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


anz255-100600-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
105 pm edt sat may 9 2026

...small craft advisory in effect through sunday morning...

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

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.

$$
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