fzus51 kbox 222304
cwfbox
expires:202607231200;;433612

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 pm edt wed jul 22 2026

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


anz231-231200-
cape cod bay-
704 pm edt wed jul 22 2026

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

.tonight...sw winds 10 to 15 kt with gusts up to 25 kt, becoming
nw 5 to 10 kt after midnight. seas 2 to 4 ft. wave detail: se
4 ft at 9 seconds and sw 2 ft at 3 seconds. a slight chance of
showers. 
.thu...n winds 5 to 10 kt, becoming ne in the afternoon. seas
around 2 ft. wave detail: se 2 ft at 9 seconds and e 2 ft at
11 seconds. 
.thu night...se winds around 5 kt, becoming sw after midnight.
seas around 2 ft in the evening, then 1 foot or less. wave
detail: se 2 ft at 8 seconds and w 1 foot at 3 seconds, becoming
sw 1 foot at 3 seconds and e 1 foot at 4 seconds. 
.fri...nw winds around 5 kt, becoming e around 5 kt in the
afternoon. seas 1 foot or less. wave detail: sw 1 foot at
3 seconds and e 1 foot at 8 seconds. 
.fri night through sat night...ne winds around 5 kt. seas around
2 ft. wave detail: se 1 foot at 3 seconds and s 1 foot at
7 seconds. 
.sun through mon...s winds 5 to 10 kt. seas around 2 ft. wave
detail: e 2 ft at 8 seconds and e 1 foot at 5 seconds. 
.mon night...sw 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 222304
cwfbox
expires:202607231200;;433616

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 pm edt wed jul 22 2026

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


anz232-231200-
nantucket sound-
704 pm edt wed jul 22 2026

...small craft advisory in effect until 2 am edt thursday...

.tonight...sw winds 15 to 20 kt with gusts up to 25 kt, becoming
nw 5 to 10 kt after midnight. seas 3 to 5 ft. wave detail: sw
3 ft at 4 seconds and e 3 ft at 10 seconds. a slight chance of
showers this evening, then a chance of showers after midnight. 
.thu...n winds around 10 kt, becoming ne in the afternoon. seas
2 to 4 ft. wave detail: nw 2 ft at 4 seconds and e 2 ft at
8 seconds. 
.thu night...se winds 5 to 10 kt, becoming w after midnight. seas
2 to 3 ft. wave detail: sw 1 foot at 4 seconds and e 1 foot at
8 seconds. 
.fri...ne winds 5 to 10 kt. seas around 2 ft. wave detail: sw
1 foot at 4 seconds and sw 1 foot at 7 seconds. 
.fri night through sat night...ne winds 5 to 10 kt. seas around
2 ft. wave detail: e 1 foot at 4 seconds and sw 1 foot at
4 seconds. 
.sun through mon...sw winds 5 to 10 kt. seas around 2 ft. wave
detail: s 1 foot at 4 seconds and s 1 foot at 7 seconds. 
.mon night...sw winds around 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 222304
cwfbox
expires:202607231200;;433617

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 pm edt wed jul 22 2026

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


anz233-231200-
vineyard sound-
704 pm edt wed jul 22 2026

...small craft advisory in effect until 2 am edt thursday...

.tonight...sw winds 15 to 20 kt with gusts up to 25 kt, becoming
n 5 to 10 kt after midnight. seas 3 to 5 ft. wave detail: sw 5 ft
at 9 seconds and sw 4 ft at 6 seconds. a slight chance of
showers. 
.thu...n winds 5 to 10 kt, becoming e in the afternoon. seas 2 to
4 ft. wave detail: sw 4 ft at 8 seconds and nw 3 ft at 4 seconds.
.thu night...se winds 5 to 10 kt, becoming w after midnight. seas
2 to 3 ft. wave detail: sw 3 ft at 8 seconds and e 1 foot at
8 seconds. 
.fri...ne winds around 5 kt, becoming se in the afternoon. seas
around 2 ft. wave detail: sw 2 ft at 6 seconds and e 2 ft at
8 seconds. 
.fri night and sat...e winds 5 to 10 kt. seas around 2 ft. wave
detail: e 1 foot at 3 seconds and sw 1 foot at 4 seconds. 
.sat night...ne winds 5 to 10 kt. seas around 2 ft. wave detail:
sw 1 foot at 3 seconds and ne 1 foot at 4 seconds. 
.sun through mon...sw winds 5 to 10 kt. seas around 2 ft. 
.mon night...sw 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 222304
cwfbox
expires:202607231200;;433618

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 pm edt wed jul 22 2026

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


anz234-231200-
buzzards bay-
704 pm edt wed jul 22 2026

...small craft advisory in effect until 2 am edt thursday...

.tonight...sw 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: sw 3 ft
at 5 seconds and s 3 ft at 9 seconds. a slight chance of showers.
.thu...n winds 5 to 10 kt, becoming e in the afternoon. seas 2 to
3 ft. wave detail: ne 2 ft at 7 seconds and sw 2 ft at 9 seconds.
.thu night...s winds 5 to 10 kt, becoming w after midnight. seas
around 2 ft. wave detail: sw 2 ft at 8 seconds and sw 1 foot at
4 seconds. 
.fri...ne winds around 5 kt, becoming se in the afternoon. seas
around 2 ft. wave detail: s 2 ft at 7 seconds and sw 1 foot at
4 seconds. 
.fri night and sat...e winds 5 to 10 kt. seas around 2 ft. wave
detail: s 1 foot at 3 seconds and s 1 foot at 7 seconds. 
.sat night...e winds 5 to 10 kt, becoming ne after midnight. seas
1 foot or less. wave detail: e 1 foot at 2 seconds and s 1 foot
at 3 seconds. 
.sun through mon...sw winds 5 to 10 kt. seas around 2 ft. 
.mon night...sw 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 222304
cwfbox
expires:202607231200;;433619

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 pm edt wed jul 22 2026

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


anz235-231200-
rhode island sound-
704 pm edt wed jul 22 2026

...small craft advisory in effect through thursday afternoon...

.tonight...sw winds 15 to 20 kt with gusts up to 25 kt, becoming
n around 10 kt after midnight. seas 5 to 7 ft. wave detail: s
7 ft at 9 seconds and sw 3 ft at 5 seconds. a slight chance of
showers. 
.thu...n winds 5 to 10 kt, becoming se in the afternoon. seas
3 to 5 ft. wave detail: s 5 ft at 9 seconds and w 3 ft at
5 seconds. 
.thu night...s winds 5 to 10 kt, becoming sw after midnight. seas
3 to 4 ft. wave detail: s 4 ft at 8 seconds and sw 3 ft at
7 seconds. 
.fri...ne winds around 5 kt, becoming se in the afternoon. seas
2 to 3 ft. wave detail: se 3 ft at 7 seconds. 
.fri night and sat...e winds 5 to 10 kt. seas around 2 ft. wave
detail: sw 2 ft at 4 seconds and s 2 ft at 7 seconds. 
.sat night...e winds 5 to 10 kt, becoming ne after midnight. seas
around 2 ft. wave detail: se 2 ft at 7 seconds and s 1 foot at
3 seconds. 
.sun through mon...sw winds 10 to 15 kt. seas 2 to 3 ft. 
.mon night...sw winds 10 to 15 kt. seas 2 to 3 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 222304
cwfbox
expires:202607231200;;433622

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 pm edt wed jul 22 2026

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


anz236-231200-
narragansett bay-
704 pm edt wed jul 22 2026

.tonight...sw winds 10 to 15 kt with gusts up to 20 kt, becoming
n 5 to 10 kt after midnight. waves 2 to 4 ft. a slight chance of
showers this evening. 
.thu...n winds 5 to 10 kt, becoming se in the afternoon. waves
2 to 3 ft. 
.thu night...s winds 5 to 10 kt, becoming w after midnight. waves
2 to 3 ft. 
.fri...ne winds around 5 kt, becoming se in the afternoon. waves
around 2 ft. 
.fri night...se winds 5 to 10 kt, becoming n after midnight.
waves around 2 ft. 
.sat and sat night...n winds 5 to 10 kt. waves around 2 ft. 
.sun through mon...s winds 5 to 10 kt. waves around 2 ft. 
.mon night...sw winds 5 to 10 kt. waves 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 222304
cwfbox
expires:202607231200;;433610

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 pm edt wed jul 22 2026

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


anz250-231200-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
704 pm edt wed jul 22 2026

...small craft advisory in effect until 2 am edt thursday...

.tonight...sw winds 10 to 15 kt with gusts up to 25 kt, becoming
nw 5 to 10 kt after midnight. seas 3 to 5 ft. wave detail: se
4 ft at 9 seconds and sw 2 ft at 4 seconds. a slight chance of
showers this evening. 
.thu...nw winds 5 to 10 kt, becoming e in the afternoon. seas
2 to 4 ft. wave detail: se 4 ft at 9 seconds and w 1 foot at
3 seconds. 
.thu night...s winds around 5 kt. seas 2 to 3 ft. wave detail: se
3 ft at 8 seconds and sw 1 foot at 3 seconds. 
.fri...sw winds around 5 kt, becoming se in the afternoon. seas
2 to 3 ft. wave detail: se 2 ft at 8 seconds and w 1 foot at
3 seconds. 
.fri night...se winds 5 to 10 kt, becoming sw after midnight.
seas around 2 ft. wave detail: se 2 ft at 7 seconds and s 1 foot
at 2 seconds. 
.sat and sat night...ne winds around 5 kt. seas 2 to 3 ft. wave
detail: s 3 ft at 7 seconds. 
.sun through mon night...s winds 5 to 10 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 222304
cwfbox
expires:202607231200;;433613

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 pm edt wed jul 22 2026

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


anz254-231200-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
704 pm edt wed jul 22 2026

...small craft advisory in effect through thursday evening...

.tonight...sw winds 15 to 20 kt with gusts up to 25 kt, becoming
nw 10 to 15 kt after midnight. seas 5 to 7 ft. wave detail: s
7 ft at 9 seconds and se 4 ft at 10 seconds. patchy fog. a slight
chance of showers this evening, then a chance of showers with a
slight chance of tstms after midnight. vsby 1 nm or less. 
.thu...n winds 5 to 10 kt. seas 4 to 6 ft. wave detail: s 5 ft at
9 seconds and se 4 ft at 10 seconds. 
.thu night...se winds around 5 kt, becoming nw around 5 kt after
midnight. seas 2 to 4 ft. wave detail: s 4 ft at 8 seconds and se
4 ft at 8 seconds. 
.fri...ne winds around 5 kt. seas 2 to 4 ft. wave detail: s 3 ft
at 8 seconds and se 2 ft at 7 seconds. 
.fri night through sat night...ne winds 5 to 10 kt. seas 2 to
4 ft. wave detail: se 3 ft at 7 seconds and s 1 foot at
3 seconds. 
.sun through mon night...sw winds 5 to 10 kt. seas 2 to 3 ft.
wave detail: se 3 ft at 7 seconds and s 2 ft at 8 seconds.  

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 222304
cwfbox
expires:202607231200;;433614

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 pm edt wed jul 22 2026

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


anz255-231200-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
704 pm edt wed jul 22 2026

...small craft advisory in effect through thursday evening...

.tonight...sw winds 15 to 20 kt with gusts up to 25 kt, becoming
w 10 to 15 kt after midnight. seas 5 to 8 ft. wave detail: s 8 ft
at 9 seconds and nw 4 ft at 5 seconds. a chance of showers with a
slight chance of tstms. patchy fog after midnight with vsby 1 nm
or less. 
.thu...ne winds 5 to 10 kt. seas 4 to 6 ft. wave detail: s 6 ft
at 9 seconds and w 4 ft at 4 seconds. patchy fog in the morning
with vsby 1 to 3 nm. 
.thu night...e winds 5 to 10 kt, becoming ne after midnight. seas
3 to 5 ft. wave detail: s 5 ft at 8 seconds and nw 3 ft at
8 seconds. 
.fri...ne winds 5 to 10 kt. seas 2 to 4 ft. wave detail: se 4 ft
at 7 seconds and w 1 foot at 5 seconds. 
.fri night through sat night...ne winds 5 to 10 kt. seas 2 to
3 ft. wave detail: se 3 ft at 7 seconds and w 2 ft at 5 seconds. 
.sun through mon...sw winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: se 3 ft at 7 seconds and s 1 foot at 4 seconds. 
.mon night...sw winds around 10 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.

$$