fzus51 kbox 202305
cwfbox
expires:202606211200;;094909

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 pm edt sat jun 20 2026

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


anz231-211200-
cape cod bay-
705 pm edt sat jun 20 2026

.tonight...w winds 5 to 10 kt. gusts up to 20 kt this evening.
seas around 2 ft this evening, then 1 foot or less. wave detail:
nw 1 foot at 4 seconds and e 1 foot at 7 seconds, becoming n
1 foot at 4 seconds and se 1 foot at 10 seconds. a slight chance
of showers and tstms this evening. 
.sun...sw winds 5 to 10 kt. seas 1 foot or less, then around 2 ft
in the afternoon. wave detail: n 1 foot at 4 seconds and s 1 foot
at 9 seconds, becoming w 1 foot at 3 seconds and n 1 foot at
4 seconds. 
.sun night...sw winds 5 to 10 kt, becoming w after midnight. seas
1 foot or less. wave detail: sw 1 foot at 3 seconds and e 1 foot
at 4 seconds. 
.mon...w winds around 5 kt, becoming s in the afternoon. seas
1 foot or less, then 2 to 3 ft in the afternoon. wave detail: w
1 foot at 3 seconds and ne 1 foot at 4 seconds, becoming se
1 foot at 3 seconds and sw 1 foot at 3 seconds. a chance of
showers in the afternoon. 
.mon night...se winds 5 to 10 kt, becoming s 10 to 15 kt after
midnight. gusts up to 25 kt. seas 2 to 3 ft. wave detail: s 3 ft
at 6 seconds and s 2 ft at 3 seconds. showers.
.tue...sw winds 10 to 15 kt, becoming nw in the afternoon. gusts
up to 25 kt. seas 2 to 3 ft. wave detail: s 3 ft at 4 seconds.
showers.
.tue night...nw winds around 5 kt. seas around 2 ft. 
.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 202305
cwfbox
expires:202606211200;;094913

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 pm edt sat jun 20 2026

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


anz232-211200-
nantucket sound-
705 pm edt sat jun 20 2026

.tonight...w winds 15 to 20 kt with gusts up to 25 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 4 ft. wave
detail: w 3 ft at 4 seconds and s 2 ft at 8 seconds. a slight
chance of showers and tstms this evening. 
.sun...w winds 5 to 10 kt, becoming sw 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas around 2 ft. wave detail: sw 2 ft
at 3 seconds and ne 2 ft at 4 seconds. 
.sun night...sw winds 10 to 15 kt, becoming w 5 to 10 kt after
midnight. seas around 2 ft. wave detail: sw 2 ft at 3 seconds and
s 1 foot at 8 seconds. 
.mon...w winds around 5 kt, becoming s in the afternoon. seas
2 to 3 ft. wave detail: w 1 foot at 4 seconds and s 1 foot at
7 seconds. a chance of showers in the afternoon. 
.mon night...s winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. wave detail: s 3 ft at 4 seconds and e 1 foot at
12 seconds. showers.
.tue...sw winds 15 to 20 kt, becoming w 10 to 15 kt in the
afternoon. gusts up to 25 kt. seas 3 to 5 ft, subsiding to 2 to
3 ft in the afternoon. wave detail: s 4 ft at 6 seconds, becoming
w 2 ft at 4 seconds and s 2 ft at 7 seconds. showers with a
chance of tstms. 
.tue night...nw winds 5 to 10 kt. seas 2 to 3 ft. a chance of
showers and tstms in the evening. 
.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 202305
cwfbox
expires:202606211200;;094914

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 pm edt sat jun 20 2026

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


anz233-211200-
vineyard sound-
705 pm edt sat jun 20 2026

.tonight...w winds 10 to 15 kt with gusts up to 25 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 4 ft. wave
detail: sw 4 ft at 8 seconds and w 3 ft at 5 seconds. 
.sun...w winds 5 to 10 kt, becoming sw 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas 2 to 3 ft. wave detail: sw 3 ft
at 4 seconds and sw 3 ft at 8 seconds. 
.sun night...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: sw 3 ft at 5 seconds and sw 2 ft at 8 seconds. 
.mon...w winds around 5 kt, becoming s in the afternoon. seas
2 to 3 ft. wave detail: s 1 foot at 7 seconds. a chance of
showers in the afternoon. 
.mon night...s winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. wave detail: sw 4 ft at 6 seconds and se 2 ft at
3 seconds. showers. a chance of tstms after midnight. 
.tue...sw winds 15 to 20 kt, becoming nw 10 to 15 kt in the
afternoon. gusts up to 25 kt. seas 3 to 5 ft, subsiding to 2 to
3 ft in the afternoon. wave detail: s 4 ft at 6 seconds, becoming
w 3 ft at 6 seconds and se 3 ft at 7 seconds. showers with a
chance of tstms. 
.tue night...n winds 5 to 10 kt, becoming nw after midnight. seas
2 to 3 ft. 
.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 202305
cwfbox
expires:202606211200;;094915

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 pm edt sat jun 20 2026

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


anz234-211200-
buzzards bay-
705 pm edt sat jun 20 2026

.tonight...w winds 10 to 15 kt with gusts up to 25 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 3 ft. wave
detail: w 3 ft at 5 seconds and sw 3 ft at 8 seconds. 
.sun...w winds 5 to 10 kt, becoming sw 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas 2 to 3 ft. wave detail: sw 2 ft
at 4 seconds and sw 2 ft at 8 seconds. 
.sun night...sw winds 10 to 15 kt with gusts up to 20 kt,
becoming w around 5 kt after midnight. seas around 2 ft. wave
detail: sw 2 ft at 4 seconds and sw 1 foot at 8 seconds. 
.mon...w winds around 5 kt, becoming s in the afternoon. seas
1 foot or less, then 2 to 3 ft in the afternoon. wave detail: s
1 foot at 6 seconds, becoming s 1 foot at 5 seconds. a chance of
showers in the afternoon. 
.mon night...s winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 4 ft. wave detail: s 3 ft at 4 seconds. showers. a chance of
tstms after midnight. 
.tue...sw winds 15 to 20 kt, becoming nw 10 to 15 kt in the
afternoon. gusts up to 25 kt. seas 2 to 4 ft. wave detail: s 3 ft
at 6 seconds. showers with a chance of tstms. 
.tue night...n winds 5 to 10 kt, becoming nw after midnight. seas
around 2 ft. 
.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 202305
cwfbox
expires:202606211200;;094916

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 pm edt sat jun 20 2026

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


anz235-211200-
rhode island sound-
705 pm edt sat jun 20 2026

.tonight...w winds 15 to 20 kt with gusts up to 25 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 4 ft. wave
detail: sw 4 ft at 9 seconds and w 3 ft at 5 seconds. 
.sun...w winds 5 to 10 kt, becoming sw 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas 2 to 3 ft. wave detail: sw 3 ft
at 4 seconds and s 3 ft at 8 seconds. 
.sun night...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: sw 3 ft at 4 seconds and s 3 ft at 8 seconds. 
.mon...w winds around 5 kt, becoming s in the afternoon. seas
2 to 3 ft. wave detail: sw 2 ft at 6 seconds and s 1 foot at
9 seconds. a chance of showers in the afternoon. 
.mon night...s winds 15 to 20 kt with gusts up to 25 kt. seas
4 to 6 ft. wave detail: s 5 ft at 7 seconds. showers. a chance of
tstms after midnight. 
.tue...sw winds 15 to 20 kt, becoming nw 10 to 15 kt in the
afternoon. gusts up to 25 kt. seas 3 to 5 ft. wave detail: s 5 ft
at 7 seconds. showers likely with a chance of tstms in the
morning, then a chance of showers in the afternoon. 
.tue night...nw winds 5 to 10 kt. seas 2 to 4 ft.
.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 202305
cwfbox
expires:202606211200;;094919

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 pm edt sat jun 20 2026

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


anz236-211200-
narragansett bay-
705 pm edt sat jun 20 2026

.tonight...w winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. waves 2 to 3 ft. 
.sun...w winds 5 to 10 kt, becoming sw 10 to 15 kt with gusts up
to 20 kt in the afternoon. waves around 2 ft. 
.sun night...sw winds 5 to 10 kt, becoming w after midnight.
waves around 2 ft. 
.mon...w winds around 5 kt, becoming s in the afternoon. waves
1 foot or less, then 2 to 3 ft in the afternoon. showers likely
in the afternoon. 
.mon night...s winds 10 to 15 kt with gusts up to 20 kt. waves
2 to 4 ft. showers. a chance of tstms after midnight. 
.tue...sw winds 10 to 15 kt with gusts up to 20 kt, becoming nw
in the afternoon. waves 2 to 3 ft. showers in the morning. a
chance of showers in the afternoon. 
.tue night...nw winds 5 to 10 kt. waves 2 to 3 ft. 
.wed through thu night...s winds 5 to 10 kt. waves around 2 ft.  

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 202305
cwfbox
expires:202606211200;;094907

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 pm edt sat jun 20 2026

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


anz250-211200-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
705 pm edt sat jun 20 2026

.tonight...w winds 5 to 10 kt. gusts up to 20 kt this evening.
seas around 2 ft. wave detail: nw 2 ft at 5 seconds and se 1 foot
at 8 seconds. a slight chance of showers and tstms this evening. 
.sun...w winds 5 to 10 kt, becoming s in the afternoon. seas
around 2 ft. wave detail: se 2 ft at 10 seconds and w 1 foot at
3 seconds. 
.sun night...w winds around 5 kt. seas around 2 ft. wave detail:
w 1 foot at 2 seconds and e 1 foot at 3 seconds. 
.mon...w winds around 5 kt, becoming s in the afternoon. seas
1 foot or less, then around 2 ft in the afternoon. wave detail:
ne 1 foot at 2 seconds and nw 1 foot at 2 seconds, becoming w
1 foot at 2 seconds and se 1 foot at 3 seconds. a chance of
showers in the afternoon. 
.mon night...se winds 10 to 15 kt with gusts up to 25 kt. seas
2 to 4 ft. wave detail: se 3 ft at 4 seconds and sw 1 foot at
3 seconds. showers.
.tue...s winds 10 to 15 kt, becoming n in the afternoon. gusts up
to 25 kt. seas 2 to 4 ft. wave detail: s 3 ft at 6 seconds.
showers likely in the morning. a chance of showers in the
afternoon. 
.tue night...nw winds around 5 kt. seas 2 to 3 ft. 
.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 202305
cwfbox
expires:202606211200;;094910

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 pm edt sat jun 20 2026

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


anz254-211200-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
705 pm edt sat jun 20 2026

...small craft advisory in effect until 1 am edt sunday...

.tonight...w winds 15 to 20 kt with gusts up to 25 kt,
diminishing to 5 to 10 kt after midnight. seas 3 to 5 ft. wave
detail: s 4 ft at 9 seconds and w 3 ft at 5 seconds. a slight
chance of showers this evening. 
.sun...w winds 5 to 10 kt, becoming sw 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas 2 to 3 ft. wave detail: s 3 ft at
9 seconds and se 2 ft at 12 seconds. 
.sun night...w winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s
3 ft at 8 seconds and nw 1 foot at 4 seconds. 
.mon...w winds around 5 kt, becoming s in the afternoon. seas
2 to 3 ft. wave detail: s 2 ft at 7 seconds and w 1 foot at
3 seconds. a chance of showers in the afternoon. 
.mon night...se winds 10 to 15 kt, becoming s 15 to 20 kt after
midnight. gusts up to 25 kt. seas 4 to 6 ft. wave detail: se 5 ft
at 7 seconds and sw 1 foot at 3 seconds. a chance of showers in
the evening, then showers after midnight. 
.tue...s winds 15 to 20 kt, becoming w in the afternoon. gusts up
to 25 kt. seas 4 to 6 ft. wave detail: sw 5 ft at 5 seconds and
se 3 ft at 7 seconds. showers.
.tue night...nw winds 5 to 10 kt. seas 3 to 5 ft. a chance of
showers in the evening. 
.wed through thu night...s winds 5 to 10 kt. seas 2 to 4 ft.  

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 202305
cwfbox
expires:202606211200;;094911

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 pm edt sat jun 20 2026

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


anz255-211200-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
705 pm edt sat jun 20 2026

...small craft advisory in effect until 4 am edt sunday...

.tonight...w winds 15 to 20 kt with gusts up to 30 kt,
diminishing to 5 to 10 kt after midnight. seas 4 to 6 ft. wave
detail: sw 6 ft at 9 seconds and w 5 ft at 6 seconds. 
.sun...w winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 3 to 4 ft. wave detail: w 4 ft at 6 seconds and se 1 foot at
12 seconds. 
.sun night...sw winds 10 to 15 kt, becoming w 5 to 10 kt after
midnight. seas 2 to 3 ft. wave detail: sw 3 ft at 5 seconds and
sw 3 ft at 8 seconds. 
.mon...sw winds around 5 kt, becoming s in the afternoon. seas
2 to 3 ft. wave detail: s 2 ft at 7 seconds and w 1 foot at
3 seconds. a chance of showers in the afternoon. 
.mon night...se winds 15 to 20 kt, becoming s 20 to 25 kt after
midnight. gusts up to 30 kt. seas 5 to 7 ft. wave detail: sw 6 ft
at 7 seconds and se 3 ft at 6 seconds. a chance of showers in the
evening, then showers after midnight. 
.tue...sw winds 20 to 25 kt, becoming w 15 to 20 kt in the
afternoon. seas 4 to 6 ft. wave detail: sw 6 ft at 7 seconds and
se 1 foot at 8 seconds. showers with a chance of tstms. 
.tue night...nw winds 5 to 10 kt. seas 3 to 5 ft. a chance of
showers in the evening. 
.wed through thu night...se 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.

$$