fzus51 kbox 052004
cwfbox
expires:202608060900;;676557

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm edt wed aug 5 2026

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


anz231-060900-
cape cod bay-
404 pm edt wed aug 5 2026

.tonight...sw winds 5 to 10 kt. seas around 2 ft this evening,
then 1 foot or less. wave detail: sw 1 foot at 2 seconds and se
1 foot at 6 seconds. 
.thu...sw winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. seas 1 foot or less, then around
2 ft in the afternoon. wave detail: sw 1 foot at 2 seconds and se
1 foot at 6 seconds, becoming sw 1 foot at 2 seconds and s 1 foot
at 8 seconds. 
.thu night...sw winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas around 2 ft in the
evening, then 1 foot or less. wave detail: s 1 foot at 4 seconds
and e 1 foot at 9 seconds, becoming sw 1 foot at 2 seconds and s
1 foot at 5 seconds. patchy fog after midnight with vsby 1 to
3 nm. 
.fri...sw winds 5 to 10 kt. seas 1 foot or less, then around 2 ft
in the afternoon. wave detail: sw 1 foot at 2 seconds and se
1 foot at 7 seconds. 
.fri night through sat night...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 s
1 foot at 6 seconds. 
.sun through mon night...sw winds 10 to 15 kt with gusts up to
20 kt. seas around 2 ft. wave detail: sw 1 foot at 2 seconds and
s 1 foot at 5 seconds.  

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 052004
cwfbox
expires:202608060900;;676561

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm edt wed aug 5 2026

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


anz232-060900-
nantucket sound-
404 pm edt wed aug 5 2026

.tonight...sw winds around 10 kt. seas around 2 ft. wave detail:
sw 1 foot at 3 seconds and se 1 foot at 7 seconds. patchy fog
after midnight with vsby 1 nm or less. 
.thu...sw winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas around 2 ft. wave detail: sw 2 ft at 3 seconds and se 1 foot
at 7 seconds. patchy fog in the morning with vsby 1 nm or less. 
.thu night...sw winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas around 2 ft. wave detail: sw 2 ft at 3 seconds and
se 2 ft at 7 seconds. patchy fog. vsby 1 nm or less, increasing
to 1 to 3 nm after midnight. 
.fri...sw winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas around 2 ft. wave detail: sw 2 ft at 3 seconds and s 1 foot
at 6 seconds. 
.fri night through sat night...sw winds 15 to 20 kt with gusts up
to 25 kt. seas 2 to 3 ft. wave detail: sw 3 ft at 5 seconds and
se 1 foot at 9 seconds. 
.sun through mon night...sw winds 10 to 15 kt with gusts up to
20 kt. seas 2 to 3 ft. wave detail: sw 3 ft at 5 seconds and se
1 foot at 9 seconds.  

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 052004
cwfbox
expires:202608060900;;676562

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm edt wed aug 5 2026

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


anz233-060900-
vineyard sound-
404 pm edt wed aug 5 2026

.tonight...sw winds 5 to 10 kt. seas around 2 ft. wave detail: sw
2 ft at 7 seconds and se 2 ft at 8 seconds. patchy fog after
midnight with vsby 1 nm or less. 
.thu...sw winds 5 to 10 kt, increasing to 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 s 1 foot at 7 seconds. patchy fog in the
morning with vsby 1 nm or less. 
.thu night...sw winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas around 2 ft. wave detail: sw 2 ft at 4 seconds and
se 2 ft at 7 seconds. patchy fog. vsby 1 to 3 nm. 
.fri...sw winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas around 2 ft. wave detail: sw 2 ft at 5 seconds and se 1 foot
at 13 seconds. patchy fog in the morning with vsby 1 to 3 nm. 
.fri night through 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 5 seconds and s
2 ft at 9 seconds. 
.sun through mon night...sw winds 10 to 15 kt with gusts up to
20 kt. seas 2 to 3 ft. wave detail: sw 3 ft at 6 seconds and sw
2 ft at 3 seconds.  

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 052004
cwfbox
expires:202608060900;;676563

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm edt wed aug 5 2026

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


anz234-060900-
buzzards bay-
404 pm edt wed aug 5 2026

.tonight...sw winds 5 to 10 kt. seas around 2 ft. wave detail: s
2 ft at 10 seconds and sw 1 foot at 3 seconds. patchy fog after
midnight with vsby 1 nm or less. 
.thu...sw winds 5 to 10 kt, increasing to 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 s 1 foot at 7 seconds. patchy fog in the
morning with vsby 1 nm or less. 
.thu night...sw winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 3 ft. wave
detail: sw 2 ft at 5 seconds and se 1 foot at 8 seconds. patchy
fog. vsby 1 nm or less. 
.fri...sw winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. seas 2 to 3 ft. wave detail: sw
2 ft at 5 seconds and se 1 foot at 13 seconds. patchy fog in the
morning with vsby 1 to 3 nm. 
.fri night through 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 5 seconds and s
3 ft at 10 seconds. 
.sun through mon 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 sw
2 ft at 6 seconds.  

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 052004
cwfbox
expires:202608060900;;676564

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm edt wed aug 5 2026

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


anz235-060900-
rhode island sound-
404 pm edt wed aug 5 2026

.tonight...sw winds around 10 kt. seas 2 to 3 ft. wave detail: s
3 ft at 7 seconds and sw 1 foot at 3 seconds. patchy fog after
midnight with vsby 1 nm or less. 
.thu...sw winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: s 3 ft at 7 seconds and sw 2 ft at
4 seconds. patchy fog. vsby 1 nm or less, increasing to 1 to 3 nm
in the afternoon. 
.thu night...sw winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 2 to 3 ft. wave detail: s 3 ft at 7 seconds and w
1 foot at 4 seconds. patchy fog. vsby 1 to 3 nm, decreasing to
1 nm or less after midnight. 
.fri...sw winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: s 3 ft at 6 seconds and se 2 ft at
9 seconds. patchy fog in the morning with vsby 1 to 3 nm. 
.fri night through sat night...sw winds 15 to 20 kt. seas 2 to
4 ft. wave detail: sw 4 ft at 7 seconds and w 2 ft at 3 seconds. 
.sun through mon night...sw winds 10 to 15 kt with gusts up to
20 kt. seas 2 to 3 ft. wave detail: sw 3 ft at 7 seconds and w
2 ft at 4 seconds.  

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 052004
cwfbox
expires:202608060900;;676567

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm edt wed aug 5 2026

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


anz236-060900-
narragansett bay-
404 pm edt wed aug 5 2026

.tonight...sw winds 5 to 10 kt. waves around 2 ft. patchy fog
after midnight with vsby 1 nm or less. 
.thu...sw winds 5 to 10 kt, becoming s 10 to 15 kt with gusts up
to 20 kt in the afternoon. waves around 2 ft. patchy fog in the
morning with vsby 1 nm or less. 
.thu night...sw winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. waves around 2 ft.
patchy fog after midnight with vsby 1 nm or less. 
.fri...sw winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. waves around 2 ft. patchy fog in
the morning with vsby 1 to 3 nm. 
.fri night through sat night...sw winds 10 to 15 kt with gusts up
to 20 kt. waves 2 to 3 ft. 
.sun through mon night...sw winds 10 to 15 kt with gusts up to
20 kt. waves around 2 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 052004
cwfbox
expires:202608060900;;676555

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm edt wed aug 5 2026

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


anz250-060900-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
404 pm edt wed aug 5 2026

.tonight...sw winds 5 to 10 kt. gusts up to 20 kt this evening.
seas around 2 ft. wave detail: se 2 ft at 7 seconds and sw 1 foot
at 3 seconds. 
.thu...sw winds 5 to 10 kt. seas around 2 ft. wave detail: se
2 ft at 6 seconds and sw 1 foot at 3 seconds. patchy fog in the
afternoon with vsby 1 to 3 nm. 
.thu night...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
se 2 ft at 6 seconds and sw 1 foot at 3 seconds. patchy fog after
midnight with vsby 1 nm or less. 
.fri...sw winds 5 to 10 kt, becoming s in the afternoon. seas
around 2 ft. wave detail: sw 1 foot at 3 seconds and se 1 foot at
7 seconds. patchy fog in the morning with vsby 1 to 3 nm. 
.fri night through sat night...sw winds 5 to 10 kt with gusts up
to 20 kt. seas around 2 ft. wave detail: s 2 ft at 4 seconds and
se 1 foot at 8 seconds. 
.sun through mon night...sw winds 5 to 10 kt. seas around 2 ft.
wave detail: s 1 foot at 4 seconds and se 1 foot at 8 seconds.  

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 052004
cwfbox
expires:202608060900;;676558

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm edt wed aug 5 2026

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


anz254-060900-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
404 pm edt wed aug 5 2026

.tonight...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s
3 ft at 7 seconds and w 1 foot at 3 seconds. patchy fog after
midnight with vsby 1 nm or less. 
.thu...sw winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. seas 2 to 3 ft. wave detail: s 2 ft
at 6 seconds and w 1 foot at 3 seconds. patchy fog in the morning
with vsby 1 nm or less. 
.thu night...sw winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 2 to 3 ft. wave detail: s 2 ft at 6 seconds and w
1 foot at 3 seconds. patchy fog. vsby 1 nm or less, increasing to
1 to 3 nm after midnight. 
.fri...sw winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. seas 2 to 3 ft. wave detail: s 3 ft
at 6 seconds and w 1 foot at 3 seconds. 
.fri night through sat night...sw winds 10 to 15 kt with gusts up
to 25 kt. seas 2 to 4 ft. wave detail: sw 3 ft at 5 seconds and e
1 foot at 9 seconds. 
.sun through mon night...sw winds 10 to 15 kt with gusts up to
20 kt. seas 2 to 4 ft. wave detail: sw 3 ft at 5 seconds and e
1 foot at 9 seconds.  

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 052004
cwfbox
expires:202608060900;;676559

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm edt wed aug 5 2026

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


anz255-060900-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
404 pm edt wed aug 5 2026

.tonight...sw winds around 10 kt. seas 2 to 3 ft. wave detail: s
3 ft at 7 seconds and sw 1 foot at 2 seconds. patchy fog after
midnight with vsby 1 nm or less. 
.thu...sw winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: sw 3 ft at 6 seconds and e 1 foot at
9 seconds. patchy fog. vsby 1 nm or less, increasing to 1 to 3 nm
in the afternoon. 
.thu night...sw winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas around 3 ft. wave detail: s 3 ft at 6 seconds and
nw 2 ft at 4 seconds. patchy fog. vsby 1 nm or less. 
.fri...sw winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas around 3 ft. wave detail: sw 3 ft at 5 seconds and e 1 foot
at 10 seconds. patchy fog in the morning with vsby 1 to 3 nm. 
.fri night through sat night...sw winds 15 to 20 kt. seas 3 to
4 ft. wave detail: w 4 ft at 6 seconds and se 1 foot at
9 seconds. 
.sun through mon night...sw winds 10 to 15 kt with gusts up to
20 kt. seas 2 to 4 ft. wave detail: w 4 ft at 6 seconds and e
1 foot at 9 seconds.  

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.

$$