fzus51 kbox 160805
cwfbox
expires:202607162100;;053306

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt thu jul 16 2026

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


anz231-162100-
cape cod bay-
405 am edt thu jul 16 2026

...small craft advisory in effect from noon edt today through
late tonight...

.today...w winds 5 to 10 kt, becoming sw 10 to 15 kt this
afternoon. gusts up to 25 kt. seas 2 to 3 ft. wave detail: w 2 ft
at 3 seconds and n 1 foot at 3 seconds. areas of smoke. 
.tonight...w winds 10 to 15 kt with gusts up to 20 kt, becoming
nw 5 to 10 kt after midnight. seas 2 to 3 ft. wave detail: w
1 foot at 3 seconds and n 1 foot at 4 seconds. areas of smoke in
the evening. patchy smoke after midnight. 
.fri...nw winds 5 to 10 kt, becoming s in the afternoon. seas
around 2 ft in the morning, then 1 foot or less. wave detail: n
1 foot at 3 seconds and s 1 foot at 5 seconds. 
.fri night...sw winds around 5 kt. seas 1 foot or less. wave
detail: n 1 foot at 4 seconds and s 1 foot at 4 seconds. 
.sat...sw winds 5 to 10 kt, becoming s 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 1 foot at 2 seconds and n
1 foot at 4 seconds, becoming sw 2 ft at 3 seconds and n 1 foot
at 4 seconds. 
.sat night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 4 ft. wave detail: sw 3 ft at 4 seconds and e 1 foot at
9 seconds. showers with a chance of tstms. 
.sun through mon night...s winds 10 to 15 kt with gusts up to
20 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 160805
cwfbox
expires:202607162100;;053310

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt thu jul 16 2026

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


anz232-162100-
nantucket sound-
405 am edt thu jul 16 2026

...small craft advisory in effect from noon edt today through
late tonight...

.today...w winds 10 to 15 kt, becoming sw 15 to 20 kt this
afternoon. gusts up to 25 kt. seas 2 to 3 ft. wave detail: sw
3 ft at 4 seconds and n 1 foot at 3 seconds. patchy smoke this
morning, then areas of smoke this afternoon. 
.tonight...w winds 15 to 20 kt with gusts up to 25 kt, becoming
nw 5 to 10 kt after midnight. seas 2 to 3 ft. wave detail: sw
3 ft at 5 seconds and n 1 foot at 5 seconds. areas of smoke in
the evening, then patchy smoke after midnight. 
.fri...nw winds 5 to 10 kt, becoming sw in the afternoon. seas
around 2 ft. wave detail: n 1 foot at 3 seconds and sw 1 foot at
5 seconds. 
.fri night...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
sw 2 ft at 4 seconds and n 1 foot at 3 seconds. 
.sat...sw winds 10 to 15 kt, becoming s 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 n 1 foot at 4 seconds. 
.sat night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
3 to 5 ft. wave detail: sw 5 ft at 5 seconds and se 1 foot at
8 seconds. showers with a chance of tstms. 
.sun...w winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. showers.
.sun night through mon 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 160805
cwfbox
expires:202607162100;;053311

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt thu jul 16 2026

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


anz233-162100-
vineyard sound-
405 am edt thu jul 16 2026

...small craft advisory in effect from noon edt today through
late tonight...

.today...w winds 10 to 15 kt with gusts up to 20 kt, becoming sw
15 to 20 kt with gusts up to 30 kt this afternoon. seas around
2 ft, building to 3 to 4 ft this afternoon. wave detail: w 2 ft
at 2 seconds and s 2 ft at 7 seconds, becoming sw 4 ft at
5 seconds and n 1 foot at 4 seconds. areas of smoke. 
.tonight...w winds 15 to 20 kt with gusts up to 25 kt, becoming n
5 to 10 kt after midnight. seas 2 to 4 ft. wave detail: w 4 ft at
5 seconds and n 1 foot at 5 seconds. areas of smoke in the
evening, then patchy smoke after midnight. 
.fri...nw winds 5 to 10 kt, becoming sw in the afternoon. seas
around 2 ft. wave detail: sw 2 ft at 5 seconds and n 1 foot at
3 seconds. 
.fri night...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
sw 2 ft at 4 seconds and n 1 foot at 6 seconds. 
.sat...sw winds 10 to 15 kt, becoming s 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas 2 to 4 ft. wave detail: sw
3 ft at 4 seconds and n 1 foot at 4 seconds. a chance of showers
in the afternoon. 
.sat night...sw winds 20 to 25 kt. seas 3 to 5 ft. wave detail:
sw 5 ft at 5 seconds and se 2 ft at 10 seconds. showers with a
chance of tstms. 
.sun...w winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. showers.
.sun night through mon 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 160805
cwfbox
expires:202607162100;;053312

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt thu jul 16 2026

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


anz234-162100-
buzzards bay-
405 am edt thu jul 16 2026

...small craft advisory in effect from noon edt today through
late tonight...

.today...sw winds 10 to 15 kt with gusts up to 20 kt, increasing
to 15 to 20 kt with gusts up to 30 kt this afternoon. seas around
2 ft, building to 3 to 4 ft this afternoon. wave detail: w 2 ft
at 2 seconds and s 2 ft at 7 seconds, becoming sw 3 ft at
4 seconds and n 1 foot at 5 seconds. areas of smoke. 
.tonight...w winds 15 to 20 kt with gusts up to 25 kt, becoming
nw around 5 kt after midnight. seas 2 to 4 ft. wave detail: sw
3 ft at 5 seconds and n 1 foot at 5 seconds. areas of smoke in
the evening, then patchy smoke after midnight. 
.fri...nw winds 5 to 10 kt, becoming sw in the afternoon. seas
1 foot or less, then around 2 ft in the afternoon. wave detail: n
1 foot at 4 seconds and sw 1 foot at 5 seconds, becoming w 2 ft
at 4 seconds and n 1 foot at 4 seconds. 
.fri night...sw winds 5 to 10 kt. seas around 2 ft in the
evening, then 1 foot or less. wave detail: sw 2 ft at 4 seconds
and n 1 foot at 7 seconds, becoming ne 1 foot at 3 seconds and w
1 foot at 4 seconds. 
.sat...sw winds 10 to 15 kt, becoming s 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas 2 to 4 ft. wave detail: sw
3 ft at 4 seconds and n 1 foot at 5 seconds. a chance of showers
in the afternoon. 
.sat night...s winds 15 to 20 kt, becoming sw 20 to 25 kt after
midnight. gusts up to 30 kt. seas 3 to 4 ft. wave detail: sw 4 ft
at 5 seconds and se 2 ft at 10 seconds. showers with a chance of
tstms. 
.sun...w winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. showers.
.sun night through mon 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 160805
cwfbox
expires:202607162100;;053313

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt thu jul 16 2026

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


anz235-162100-
rhode island sound-
405 am edt thu jul 16 2026

...small craft advisory in effect from noon edt today through
late tonight...

.today...w winds 10 to 15 kt, becoming sw 15 to 20 kt this
afternoon. gusts up to 25 kt. seas 2 to 4 ft. wave detail: sw
4 ft at 5 seconds and w 2 ft at 2 seconds. areas of smoke. 
.tonight...w winds 15 to 20 kt with gusts up to 25 kt, becoming
nw 5 to 10 kt after midnight. seas 2 to 4 ft. wave detail: sw
4 ft at 5 seconds and ne 1 foot at 4 seconds. areas of smoke. 
.fri...nw winds 5 to 10 kt, becoming sw in the afternoon. seas
around 2 ft. wave detail: sw 2 ft at 5 seconds and n 1 foot at
4 seconds. 
.fri night...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
s 2 ft at 7 seconds and w 1 foot at 3 seconds. 
.sat...sw winds 10 to 15 kt, becoming s 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 n 1 foot at 4 seconds. a chance of showers
in the afternoon. 
.sat night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
4 to 6 ft. wave detail: sw 6 ft at 6 seconds and s 5 ft at
10 seconds. showers. a chance of tstms in the evening. 
.sun through mon...sw winds 15 to 20 kt with gusts up to 25 kt.
seas 3 to 5 ft. 
.mon 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 160805
cwfbox
expires:202607162100;;053316

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt thu jul 16 2026

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


anz236-162100-
narragansett bay-
405 am edt thu jul 16 2026

...small craft advisory in effect from noon edt today through
late tonight...

.today...w winds 5 to 10 kt, becoming sw 10 to 15 kt with gusts
up to 25 kt this afternoon. waves 2 to 3 ft. areas of smoke. 
.tonight...w winds 10 to 15 kt with gusts up to 20 kt, becoming
nw around 5 kt after midnight. waves 2 to 3 ft. areas of smoke. 
.fri...nw winds around 5 kt, becoming w in the afternoon. waves
1 foot or less, then around 2 ft in the afternoon. 
.fri night...sw winds 5 to 10 kt. waves around 2 ft. 
.sat...sw winds 10 to 15 kt, becoming s 15 to 20 kt in the
afternoon. gusts up to 25 kt. waves 2 to 3 ft. a chance of
showers in the afternoon. 
.sat night...sw winds 15 to 20 kt with gusts up to 25 kt. waves
2 to 3 ft. showers. a chance of tstms in the evening. 
.sun...w winds 10 to 15 kt with gusts up to 20 kt. waves 2 to
3 ft. showers likely. 
.sun night through mon night...s winds 5 to 10 kt. waves 2 to
3 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 160805
cwfbox
expires:202607162100;;053304

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt thu jul 16 2026

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


anz250-162100-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
405 am edt thu jul 16 2026

...small craft advisory in effect from noon edt today through
late tonight...

.today...sw winds 10 to 15 kt. gusts up to 20 kt this afternoon.
seas 2 to 3 ft. wave detail: sw 2 ft at 4 seconds and n 1 foot at
3 seconds. areas of smoke. 
.tonight...nw winds around 10 kt with gusts up to 20 kt. seas
2 to 3 ft. wave detail: nw 2 ft at 3 seconds and s 1 foot at
5 seconds. areas of smoke in the evening. patchy smoke after
midnight. 
.fri...nw winds around 10 kt with gusts up to 20 kt, becoming w
in the afternoon. seas around 2 ft. wave detail: n 2 ft at
3 seconds and s 1 foot at 6 seconds. 
.fri night...sw winds around 5 kt. seas around 2 ft. wave detail:
nw 1 foot at 4 seconds and s 1 foot at 5 seconds. 
.sat...sw winds 5 to 10 kt, becoming s 15 to 20 kt with gusts up
to 30 kt in the afternoon. seas 2 to 3 ft. wave detail: s 3 ft at
4 seconds and n 1 foot at 3 seconds. 
.sat night...sw winds 15 to 20 kt with gusts up to 30 kt. seas
3 to 4 ft. wave detail: s 4 ft at 6 seconds and se 1 foot at
14 seconds. showers with a chance of tstms. 
.sun...w winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
4 ft. showers likely. 
.sun night through mon 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 160805
cwfbox
expires:202607162100;;053307

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt thu jul 16 2026

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


anz254-162100-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
405 am edt thu jul 16 2026

...small craft advisory in effect from noon edt today through
late tonight...

.today...w winds 5 to 10 kt, becoming sw 15 to 20 kt this
afternoon. gusts up to 25 kt. seas 2 to 4 ft. wave detail: sw
3 ft at 6 seconds and nw 1 foot at 4 seconds. patchy smoke this
morning, then areas of smoke this afternoon. 
.tonight...w winds 15 to 20 kt with gusts up to 25 kt, becoming
nw 5 to 10 kt after midnight. seas 2 to 4 ft. wave detail: s 3 ft
at 6 seconds and nw 1 foot at 4 seconds. areas of smoke in the
evening. patchy smoke after midnight. 
.fri...nw winds 5 to 10 kt, becoming w in the afternoon. seas
around 2 ft. wave detail: n 2 ft at 3 seconds and s 2 ft at
6 seconds. 
.fri night...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
s 2 ft at 6 seconds and n 1 foot at 4 seconds. 
.sat...sw winds 10 to 15 kt, becoming s 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas 2 to 3 ft. wave detail: s 3 ft
at 4 seconds and n 1 foot at 4 seconds. 
.sat night...s winds 15 to 20 kt, becoming sw 20 to 25 kt after
midnight. gusts up to 30 kt. seas 3 to 4 ft, building to 4 to
6 ft after midnight. wave detail: sw 4 ft at 5 seconds and e
1 foot at 8 seconds, becoming sw 6 ft at 6 seconds and e 1 foot
at 8 seconds. showers with a chance of tstms. 
.sun...w winds 20 to 25 kt. seas 4 to 6 ft. showers.
.sun night and mon...nw winds 5 to 10 kt, becoming sw. seas 3 to
5 ft. 
.mon 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 160805
cwfbox
expires:202607162100;;053308

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt thu jul 16 2026

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


anz255-162100-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
405 am edt thu jul 16 2026

...small craft advisory in effect from noon edt today through
late tonight...

.today...w winds 10 to 15 kt, becoming sw 15 to 20 kt this
afternoon. gusts up to 25 kt. seas 2 to 4 ft. wave detail: sw
4 ft at 5 seconds and n 1 foot at 3 seconds. areas of smoke. 
.tonight...w winds 15 to 20 kt with gusts up to 25 kt, becoming
nw 5 to 10 kt after midnight. seas 2 to 4 ft. wave detail: w 4 ft
at 5 seconds and n 1 foot at 5 seconds. areas of smoke in the
evening, then patchy smoke after midnight. 
.fri...nw winds 5 to 10 kt, becoming w in the afternoon. seas
2 to 3 ft. wave detail: sw 2 ft at 6 seconds and n 1 foot at
4 seconds. 
.fri night...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
sw 2 ft at 5 seconds and n 1 foot at 3 seconds. 
.sat...sw winds 10 to 15 kt, becoming s 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 n 1 foot at 3 seconds. 
.sat night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
3 to 5 ft, building to 5 to 7 ft after midnight. wave detail: s
5 ft at 5 seconds and nw 1 foot at 6 seconds, becoming w 7 ft at
7 seconds and se 1 foot at 8 seconds. showers with a chance of
tstms. 
.sun...w winds 20 to 25 kt. seas 5 to 7 ft. showers.
.sun night...nw winds 10 to 15 kt. seas 4 to 6 ft.
.mon and mon night...sw winds 5 to 10 kt, becoming s. seas 3 to
5 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.

$$