fzus51 kbox 040803
cwfbox
expires:202606042100;;157253

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
402 am edt thu jun 4 2026

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


anz231-042100-
cape cod bay-
402 am edt thu jun 4 2026

.today...sw winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 20 kt this afternoon. seas 1 foot or less, then 2 to
3 ft this afternoon. wave detail: sw 1 foot at 2 seconds and e
1 foot at 8 seconds, becoming sw 2 ft at 3 seconds and e 1 foot
at 8 seconds. 
.tonight...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: sw 2 ft at 3 seconds and e 1 foot at
9 seconds. 
.fri...w winds 5 to 10 kt, becoming s in the afternoon. seas
1 foot or less. wave detail: w 1 foot at 2 seconds and se 1 foot
at 10 seconds. 
.fri night...sw winds 5 to 10 kt. seas 1 foot or less. wave
detail: s 1 foot at 2 seconds and se 1 foot at 9 seconds. 
.sat...sw winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. gusts up to 25 kt. seas 2 to 4 ft. wave detail: sw
2 ft at 3 seconds and se 1 foot at 10 seconds. 
.sat night...sw winds 10 to 15 kt with gusts up to 25 kt. seas
2 to 4 ft. wave detail: sw 2 ft at 3 seconds and e 1 foot at
9 seconds. a chance of showers after midnight. 
.sun...nw winds 5 to 10 kt. seas around 2 ft. patchy fog. showers
likely. 
.sun night...ne winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 4 ft. patchy fog. showers likely. 
.mon...ne winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. patchy fog. 
.mon night...n winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 3 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 040803
cwfbox
expires:202606042100;;157257

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
402 am edt thu jun 4 2026

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


anz232-042100-
nantucket sound-
402 am edt thu jun 4 2026

...small craft advisory in effect from noon edt today through
this evening...

.today...sw winds 10 to 15 kt. gusts up to 25 kt this afternoon.
seas 2 to 3 ft. wave detail: sw 2 ft at 3 seconds and e 1 foot at
8 seconds. 
.tonight...sw winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 2 to 3 ft. wave detail: sw 2 ft at 4 seconds and se
1 foot at 10 seconds. 
.fri...sw winds around 10 kt. seas around 2 ft. wave detail: w
2 ft at 3 seconds and se 1 foot at 9 seconds. 
.fri night...sw winds around 10 kt. seas around 2 ft. wave
detail: sw 1 foot at 3 seconds and se 1 foot at 9 seconds. 
.sat...sw winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas 2 to 3 ft. wave detail: sw
3 ft at 4 seconds and se 1 foot at 10 seconds. 
.sat night...sw 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 e 1 foot at
8 seconds. a chance of showers after midnight. 
.sun...w winds 10 to 15 kt. seas 2 to 3 ft. patchy fog. showers
likely. 
.sun night...ne winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 4 ft. patchy fog. showers likely. 
.mon...ne winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
4 ft. a chance of showers. 
.mon night...n winds 15 to 20 kt. seas 2 to 3 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 040803
cwfbox
expires:202606042100;;157258

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
402 am edt thu jun 4 2026

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


anz233-042100-
vineyard sound-
402 am edt thu jun 4 2026

...small craft advisory in effect from noon edt today through
this evening...

.today...sw winds 10 to 15 kt. gusts up to 25 kt this afternoon.
seas 2 to 4 ft. wave detail: sw 2 ft at 4 seconds and se 1 foot
at 8 seconds. 
.tonight...sw winds 10 to 15 kt. gusts up to 25 kt in the
evening. seas 2 to 4 ft. wave detail: sw 3 ft at 4 seconds and s
1 foot at 9 seconds. 
.fri...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 4 seconds and s 1 foot at 9 seconds. 
.fri night...sw winds 10 to 15 kt, diminishing to 5 to 10 kt
after midnight. seas 2 to 3 ft. wave detail: sw 2 ft at 4 seconds
and s 1 foot at 10 seconds. 
.sat...sw winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas 2 to 4 ft. wave detail: sw
4 ft at 5 seconds and s 1 foot at 9 seconds. 
.sat night...sw 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 4 ft at 6 seconds and se 3 ft at 8 seconds. patchy fog after
midnight. showers likely after midnight. 
.sun and sun night...w winds 10 to 15 kt, becoming ne 15 to
20 kt. gusts up to 25 kt. seas 2 to 4 ft. patchy fog. showers
likely. 
.mon and mon night...ne winds 15 to 20 kt with gusts up to 25 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 040803
cwfbox
expires:202606042100;;157259

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
402 am edt thu jun 4 2026

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


anz234-042100-
buzzards bay-
402 am edt thu jun 4 2026

...small craft advisory in effect from noon edt today through
this evening...

.today...sw winds 10 to 15 kt. gusts up to 25 kt this afternoon.
seas 2 to 4 ft. wave detail: sw 2 ft at 4 seconds and se 1 foot
at 8 seconds. 
.tonight...sw winds 10 to 15 kt. gusts up to 25 kt in the
evening. seas 2 to 3 ft. wave detail: sw 2 ft at 4 seconds and s
1 foot at 9 seconds. 
.fri...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 4 seconds and s 1 foot at 9 seconds. 
.fri night...sw winds 10 to 15 kt, diminishing to 5 to 10 kt
after midnight. seas around 2 ft. wave detail: sw 2 ft at
4 seconds and s 1 foot at 9 seconds. 
.sat...sw winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas around 2 ft, building to 3 to
4 ft in the afternoon. wave detail: sw 2 ft at 4 seconds and s
1 foot at 9 seconds, becoming sw 3 ft at 5 seconds and se 1 foot
at 9 seconds. 
.sat night...sw 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 5 seconds and se 2 ft at 10 seconds. showers likely
after midnight. 
.sun and sun night...w winds 10 to 15 kt, becoming ne 15 to
20 kt. seas 2 to 3 ft. patchy fog. showers.
.mon and mon night...ne winds 15 to 20 kt, becoming n 10 to
15 kt. gusts up to 25 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 040803
cwfbox
expires:202606042100;;157260

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
402 am edt thu jun 4 2026

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


anz235-042100-
rhode island sound-
402 am edt thu jun 4 2026

.today...sw winds 10 to 15 kt. gusts up to 20 kt this afternoon.
seas 2 to 3 ft. wave detail: sw 3 ft at 4 seconds and se 1 foot
at 8 seconds. 
.tonight...sw winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 2 to 3 ft. wave detail: sw 3 ft at 4 seconds and se
2 ft at 9 seconds. 
.fri...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 se 2 ft at 9 seconds. 
.fri night...sw winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 2 to 3 ft. wave detail: sw 3 ft at 4 seconds and se
3 ft at 9 seconds. 
.sat...sw winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas 2 to 4 ft. wave detail: sw
4 ft at 5 seconds and se 3 ft at 9 seconds. 
.sat night...sw 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: s
5 ft at 7 seconds. patchy fog after midnight. showers likely
after midnight. 
.sun and sun night...w winds 10 to 15 kt, becoming ne 15 to
20 kt. gusts up to 25 kt. seas 3 to 4 ft. patchy fog. showers
likely. 
.mon and mon night...ne winds 20 to 25 kt, diminishing to 15 to
20 kt. seas 3 to 5 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 040803
cwfbox
expires:202606042100;;157263

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
402 am edt thu jun 4 2026

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


anz236-042100-
narragansett bay-
402 am edt thu jun 4 2026

.today...sw winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 20 kt this afternoon. waves around 2 ft. 
.tonight...sw winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. waves around 2 ft. 
.fri...w winds 5 to 10 kt, becoming sw 10 to 15 kt in the
afternoon. waves around 2 ft. 
.fri night...sw winds 10 to 15 kt, diminishing to 5 to 10 kt
after midnight. waves around 2 ft. 
.sat...sw winds 10 to 15 kt with gusts up to 20 kt. waves 2 to
3 ft. 
.sat night...sw winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. waves 2 to 3 ft. a
chance of showers after midnight. 
.sun and sun night...w winds 10 to 15 kt, becoming ne with gusts
up to 20 kt. waves 2 to 3 ft. patchy fog. showers.
.mon and mon night...ne winds 15 to 20 kt, becoming n 10 to
15 kt. gusts up to 25 kt. waves 2 to 3 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 040803
cwfbox
expires:202606042100;;157251

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
402 am edt thu jun 4 2026

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


anz250-042100-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
402 am edt thu jun 4 2026

.today...sw winds 5 to 10 kt, becoming s 10 to 15 kt with gusts
up to 20 kt this afternoon. seas 2 to 3 ft. wave detail: sw 2 ft
at 3 seconds and e 1 foot at 8 seconds. 
.tonight...sw winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: s 3 ft at 4 seconds and se 2 ft at 9 seconds. 
.fri...w winds 5 to 10 kt, becoming s in the afternoon. seas 2 to
3 ft. wave detail: w 2 ft at 4 seconds and se 2 ft at 9 seconds. 
.fri night...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se
3 ft at 10 seconds and s 1 foot at 3 seconds. 
.sat...sw winds 5 to 10 kt, becoming s 15 to 20 kt with gusts up
to 25 kt in the afternoon. seas 2 to 4 ft. wave detail: s 4 ft at
4 seconds and se 3 ft at 9 seconds. 
.sat night...sw 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 4 ft at 5 seconds and se 3 ft at 8 seconds. a chance of
showers. 
.sun...nw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
4 ft. patchy fog. a chance of showers. 
.sun night...ne winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. patchy fog. a chance of showers. 
.mon...ne winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. patchy fog. 
.mon night...n winds 5 to 10 kt. seas 3 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 040803
cwfbox
expires:202606042100;;157254

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
402 am edt thu jun 4 2026

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


anz254-042100-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
402 am edt thu jun 4 2026

.today...sw winds 10 to 15 kt. gusts up to 20 kt this afternoon.
seas 2 to 3 ft. wave detail: sw 3 ft at 4 seconds and e 2 ft at
8 seconds. 
.tonight...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: sw 3 ft at 4 seconds and se 2 ft at
10 seconds. 
.fri...w winds 10 to 15 kt, becoming sw 5 to 10 kt in the
afternoon. seas 2 to 3 ft. wave detail: w 2 ft at 4 seconds and
se 2 ft at 9 seconds. 
.fri night...sw winds around 10 kt. seas 2 to 4 ft. wave detail:
se 3 ft at 9 seconds and sw 2 ft at 3 seconds. 
.sat...sw winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas 3 to 5 ft. wave detail: sw
4 ft at 5 seconds and se 3 ft at 9 seconds. 
.sat night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. wave detail: s 4 ft at 7 seconds. a chance of showers
after midnight. 
.sun...w winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
5 ft. patchy fog. showers likely. 
.sun night...ne winds 15 to 20 kt with gusts up to 25 kt. seas
4 to 6 ft. patchy fog. showers likely. 
.mon...ne winds 15 to 20 kt with gusts up to 25 kt. seas 4 to
6 ft. patchy fog. a chance of showers. 
.mon night...n winds 10 to 15 kt with gusts up to 20 kt. seas
3 to 5 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 040803
cwfbox
expires:202606042100;;157255

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
402 am edt thu jun 4 2026

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


anz255-042100-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
402 am edt thu jun 4 2026

.today...sw winds 10 to 15 kt. gusts up to 20 kt this afternoon.
seas 2 to 3 ft. wave detail: sw 3 ft at 4 seconds and e 2 ft at
8 seconds. 
.tonight...sw winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas around 3 ft. wave detail: sw 3 ft at 4 seconds and
se 2 ft at 10 seconds. 
.fri...sw winds 10 to 15 kt. seas 2 to 3 ft. wave detail: sw 2 ft
at 4 seconds and se 2 ft at 8 seconds. 
.fri night...sw winds 10 to 15 kt. seas 3 to 4 ft. wave detail:
se 3 ft at 10 seconds and sw 2 ft at 4 seconds. 
.sat...sw winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas 3 to 5 ft. wave detail: sw
5 ft at 5 seconds and se 3 ft at 9 seconds. 
.sat night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
4 to 6 ft. wave detail: sw 6 ft at 6 seconds and e 3 ft at
8 seconds. patchy fog after midnight. showers likely after
midnight. 
.sun...w winds 10 to 15 kt with gusts up to 20 kt. seas 4 to
5 ft. patchy fog. showers likely. 
.sun night...ne winds 20 to 25 kt. seas 4 to 5 ft. patchy fog. a
chance of showers. 
.mon...ne winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
5 ft. a chance of showers. 
.mon night...n winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 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.

$$