fzus51 kbox 251105
cwfbox
expires:202603260000;;266676

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 am edt wed mar 25 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz231-260000-
cape cod bay-
705 am edt wed mar 25 2026

...small craft advisory in effect from late tonight through
friday morning...

.today...w winds 10 to 15 kt with gusts up to 25 kt, becoming sw
5 to 10 kt this afternoon. seas 2 to 3 ft. wave detail: e 3 ft at
9 seconds and w 2 ft at 3 seconds. 
.tonight...s winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: sw 1 foot at 3 seconds and ne 1 foot at
5 seconds. 
.thu...sw winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: s 3 ft at 4 seconds and se 2 ft at 8 seconds. 
.thu night...sw winds 15 to 20 kt with gusts up to 30 kt. seas
2 to 4 ft. wave detail: sw 3 ft at 4 seconds and s 3 ft at
8 seconds. a chance of rain in the evening, then rain after
midnight. 
.fri...nw winds around 15 kt, becoming n in the afternoon. gusts
up to 20 kt. seas 2 to 3 ft. wave detail: nw 2 ft at 4 seconds
and s 2 ft at 8 seconds. rain, mainly in the morning. 
.fri night...n winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 3 ft. wave detail: n 3 ft at 5 seconds and s 2 ft at
8 seconds. 
.sat through sun night...sw 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 251105
cwfbox
expires:202603260000;;266680

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 am edt wed mar 25 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz232-260000-
nantucket sound-
705 am edt wed mar 25 2026

...small craft advisory in effect from late tonight through
friday morning...

.today...w winds 10 to 15 kt with gusts up to 25 kt, becoming sw
5 to 10 kt this afternoon. seas 2 to 3 ft. wave detail: w 3 ft at
4 seconds and e 2 ft at 9 seconds. 
.tonight...s winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: sw 2 ft at 3 seconds and ne 1 foot at
5 seconds. 
.thu...sw winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
4 ft. wave detail: s 4 ft at 4 seconds and e 1 foot at 9 seconds.
patchy fog in the afternoon with vsby 1 to 3 nm. 
.thu night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
4 to 6 ft. wave detail: s 4 ft at 6 seconds. patchy fog in the
evening. rain after midnight. vsby 1 to 3 nm in the evening. 
.fri...w winds 15 to 20 kt, becoming n 10 to 15 kt in the
afternoon. seas 3 to 5 ft. wave detail: w 3 ft at 4 seconds and n
2 ft at 3 seconds. rain, mainly in the morning. 
.fri night...n winds 10 to 15 kt. gusts up to 20 kt after
midnight. seas 2 to 4 ft. wave detail: n 2 ft at 4 seconds and s
2 ft at 8 seconds. 
.sat through sun night...sw 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 251105
cwfbox
expires:202603260000;;266681

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 am edt wed mar 25 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz233-260000-
vineyard sound-
705 am edt wed mar 25 2026

...small craft advisory in effect from late tonight through
friday morning...

.today...sw winds 10 to 15 kt. gusts up to 20 kt this morning.
seas 2 to 3 ft. wave detail: sw 3 ft at 5 seconds and se 1 foot
at 8 seconds. 
.tonight...s winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: sw 2 ft at 4 seconds and se 1 foot at
8 seconds. 
.thu...sw winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: sw 5 ft at 6 seconds and se 1 foot at
9 seconds. patchy fog in the afternoon with vsby 1 to 3 nm. 
.thu night...sw winds 25 to 30 kt. seas 5 to 7 ft. wave detail:
sw 7 ft at 7 seconds. a chance of rain in the evening, then rain
after midnight. patchy fog in the evening with vsby 1 to 3 nm. 
.fri...w winds 15 to 20 kt, becoming n 10 to 15 kt in the
afternoon. seas 4 to 6 ft. wave detail: sw 5 ft at 7 seconds and
n 1 foot at 3 seconds. rain, mainly in the morning. 
.fri night...n winds 10 to 15 kt. gusts up to 20 kt after
midnight. seas 2 to 4 ft. wave detail: sw 3 ft at 7 seconds and n
2 ft at 3 seconds. 
.sat through sun night...sw 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 251105
cwfbox
expires:202603260000;;266682

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 am edt wed mar 25 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz234-260000-
buzzards bay-
705 am edt wed mar 25 2026

...small craft advisory in effect from late tonight through
friday morning...

.today...sw winds 5 to 10 kt. gusts up to 20 kt this morning.
seas 2 to 3 ft. wave detail: sw 2 ft at 5 seconds and se 1 foot
at 8 seconds. 
.tonight...s winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: sw 2 ft at 4 seconds and se 1 foot at
9 seconds. 
.thu...sw winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
4 ft. wave detail: sw 4 ft at 5 seconds and e 1 foot at
9 seconds. patchy fog in the afternoon with vsby 1 to 3 nm. 
.thu night...sw winds 25 to 30 kt, diminishing to 20 to 25 kt
after midnight. seas 4 to 6 ft. wave detail: sw 5 ft at
7 seconds. a chance of rain in the evening, then rain after
midnight. patchy fog in the evening with vsby 1 to 3 nm. 
.fri...nw winds 15 to 20 kt, becoming n 10 to 15 kt in the
afternoon. seas 3 to 5 ft. wave detail: sw 4 ft at 7 seconds and
n 1 foot at 3 seconds. rain, mainly in the morning. 
.fri night...n winds 10 to 15 kt. seas 2 to 3 ft. wave detail: ne
2 ft at 3 seconds and sw 2 ft at 7 seconds. 
.sat through sun night...sw winds 10 to 15 kt with gusts up to
20 kt. seas 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 251105
cwfbox
expires:202603260000;;266683

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 am edt wed mar 25 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz235-260000-
rhode island sound-
705 am edt wed mar 25 2026

...small craft advisory in effect from late tonight through
friday afternoon...

.today...w winds 10 to 15 kt with gusts up to 20 kt, becoming sw
5 to 10 kt this afternoon. seas 2 to 3 ft. wave detail: sw 3 ft
at 5 seconds and se 2 ft at 8 seconds. 
.tonight...s winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: s 3 ft at 4 seconds and se 1 foot at
8 seconds. 
.thu...sw winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: s 5 ft at 7 seconds. patchy fog in the
afternoon with vsby 1 to 3 nm.
.thu night...sw winds 25 to 30 kt. seas 5 to 8 ft. wave detail: s
8 ft at 8 seconds. a chance of rain in the evening, then rain
after midnight. patchy fog in the evening with vsby 1 to 3 nm. 
.fri...w winds 15 to 20 kt, becoming n 10 to 15 kt in the
afternoon. seas 5 to 7 ft. wave detail: s 7 ft at 8 seconds and w
2 ft at 5 seconds. rain, mainly in the morning. 
.fri night...n winds 10 to 15 kt. gusts up to 20 kt after
midnight. seas 3 to 5 ft. wave detail: s 5 ft at 8 seconds and n
2 ft at 4 seconds. 
.sat through sun night...sw winds 15 to 20 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 251105
cwfbox
expires:202603260000;;266686

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 am edt wed mar 25 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz236-260000-
narragansett bay-
705 am edt wed mar 25 2026

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

.today...w winds 5 to 10 kt, becoming sw this afternoon. waves
around 2 ft. 
.tonight...s winds around 10 kt with gusts up to 20 kt. waves
around 2 ft. 
.thu...sw winds 10 to 15 kt with gusts up to 25 kt. waves 2 to
3 ft. 
.thu night...sw winds 20 to 25 kt with gusts up to 30 kt. waves
3 to 5 ft. a chance of rain in the evening, then rain after
midnight. 
.fri...nw winds 10 to 15 kt. gusts up to 20 kt in the morning.
waves 2 to 4 ft. rain likely, mainly in the morning. 
.fri night...n winds 10 to 15 kt. waves 2 to 3 ft. 
.sat through sun night...sw winds 10 to 15 kt with gusts up to
20 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 251105
cwfbox
expires:202603260000;;266674

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 am edt wed mar 25 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz250-260000-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
705 am edt wed mar 25 2026

...small craft advisory in effect from this evening through
friday afternoon...

.today...w winds 10 to 15 kt with gusts up to 25 kt, becoming sw
this afternoon. seas 2 to 4 ft. wave detail: w 3 ft at 4 seconds
and e 3 ft at 9 seconds. 
.tonight...s winds 15 to 20 kt with gusts up to 30 kt. seas 2 to
3 ft. wave detail: se 3 ft at 4 seconds and e 2 ft at 9 seconds. 
.thu...sw winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: se 4 ft at 4 seconds and e 3 ft at 9 seconds.
a chance of showers in the morning. 
.thu night...sw winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. gusts up to 30 kt. seas 4 to 6 ft. wave detail: s
4 ft at 6 seconds. a chance of rain in the evening, then rain
after midnight. 
.fri...nw winds 15 to 20 kt. seas 3 to 5 ft. wave detail: nw 3 ft
at 4 seconds and se 3 ft at 8 seconds. rain likely in the
morning. 
.fri night...n winds 15 to 20 kt. seas 3 to 5 ft. wave detail: n
4 ft at 6 seconds and se 2 ft at 8 seconds. 
.sat...ne winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
5 ft. 
.sat night through sun night...sw 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 251105
cwfbox
expires:202603260000;;266677

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 am edt wed mar 25 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz254-260000-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
705 am edt wed mar 25 2026

...small craft advisory in effect from late tonight through
friday evening...

.today...w winds 15 to 20 kt with gusts up to 25 kt, becoming sw
5 to 10 kt this afternoon. seas 3 to 5 ft. wave detail: w 4 ft at
4 seconds and ne 4 ft at 9 seconds. 
.tonight...s winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. gusts up to 25 kt. seas 2 to 3 ft. wave detail: s 3 ft
at 4 seconds and e 2 ft at 9 seconds. 
.thu...sw winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: sw 5 ft at 6 seconds and e 4 ft at 9 seconds.
patchy fog. vsby 1 to 3 nm. 
.thu night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
5 to 8 ft. wave detail: sw 7 ft at 7 seconds. a chance of rain in
the evening, then rain after midnight. patchy fog in the evening
with vsby 1 to 3 nm. 
.fri...w winds 15 to 20 kt, becoming n in the afternoon. gusts up
to 25 kt. seas 5 to 7 ft. wave detail: s 6 ft at 8 seconds and n
3 ft at 4 seconds. rain, mainly in the morning. 
.fri night...n winds 10 to 15 kt with gusts up to 20 kt. seas
4 to 6 ft. wave detail: n 4 ft at 6 seconds and s 4 ft at
8 seconds. 
.sat and sat night...n winds 10 to 15 kt, becoming w. gusts up to
20 kt. seas 3 to 5 ft. 
.sun and sun night...w winds 15 to 20 kt, becoming sw 10 to
15 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 251105
cwfbox
expires:202603260000;;266678

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 am edt wed mar 25 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz255-260000-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
705 am edt wed mar 25 2026

...small craft advisory in effect from late tonight through
friday evening...

.today...w winds 10 to 15 kt. gusts up to 25 kt this morning.
seas 3 to 5 ft. wave detail: sw 4 ft at 5 seconds and e 3 ft at
9 seconds. 
.tonight...s 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 e 2 ft at 9 seconds. 
.thu...sw winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. gusts up to 30 kt. seas 4 to 6 ft. wave detail: sw
6 ft at 7 seconds and e 1 foot at 9 seconds. patchy fog. vsby
1 to 3 nm. 
.thu night...sw winds 25 to 30 kt with gusts up to 35 kt. seas
7 to 10 ft. wave detail: sw 10 ft at 8 seconds. patchy fog in the
evening. rain likely after midnight. vsby 1 to 3 nm in the
evening. 
.fri...w winds 15 to 20 kt, becoming n in the afternoon. gusts up
to 25 kt. seas 6 to 9 ft. wave detail: sw 8 ft at 8 seconds and w
4 ft at 7 seconds. rain likely, mainly in the morning. 
.fri night...ne winds 10 to 15 kt, becoming n 15 to 20 kt after
midnight. seas 4 to 6 ft. wave detail: s 5 ft at 8 seconds and n
3 ft at 5 seconds. 
.sat...n winds 15 to 20 kt. seas 3 to 5 ft. 
.sat night through sun night...sw 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.

$$