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fzus51 kbox 171403
cwfbox
expires:202509180300;;136830

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am edt wed sep 17 2025

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


anz235-180300-
rhode island sound-
1003 am edt wed sep 17 2025

.this afternoon...e winds around 15 kt with gusts up to 20 kt.
seas 3 to 4 ft. wave detail: e 4 ft at 8 seconds and s 1 foot at
7 seconds. a chance of showers. 
.tonight...e winds 10 to 15 kt. gusts up to 20 kt in the evening.
seas 2 to 4 ft. wave detail: e 4 ft at 8 seconds and s 1 foot at
7 seconds. a chance of showers. patchy fog after midnight. 
.thu...ne winds 5 to 10 kt. seas 2 to 3 ft. wave detail: e 3 ft
at 7 seconds and s 1 foot at 6 seconds. patchy fog in the
morning. a chance of showers in the morning. 
.thu night...w winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se
3 ft at 7 seconds and sw 2 ft at 5 seconds. 
.fri...nw winds around 10 kt. seas 2 to 3 ft. wave detail: w 2 ft
at 3 seconds and se 2 ft at 7 seconds. 
.fri night...n winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. seas 2 to 3 ft. wave detail: ne 3 ft at 8 seconds and
sw 2 ft at 6 seconds. 
.sat through sun night...s 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 171403
cwfbox
expires:202509180300;;136833

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am edt wed sep 17 2025

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


anz236-180300-
narragansett bay-
1003 am edt wed sep 17 2025

.this afternoon...e winds 10 to 15 kt. waves around 2 ft. a
slight chance of showers. 
.tonight...ne winds 5 to 10 kt. waves around 2 ft. a chance of
showers. patchy fog after midnight. 
.thu...ne winds 5 to 10 kt. waves around 2 ft. patchy fog in the
morning. a chance of showers in the morning. 
.thu night...sw winds 5 to 10 kt. waves around 2 ft. 
.fri and fri night...n winds 10 to 15 kt with gusts up to 20 kt.
waves around 2 ft. 
.sat through sun night...s winds 10 to 15 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 171403
cwfbox
expires:202509180300;;136831

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am edt wed sep 17 2025

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


anz237-180300-
block island sound-
1003 am edt wed sep 17 2025

.this afternoon...e winds around 15 kt with gusts up to 20 kt.
seas 3 to 4 ft. wave detail: se 4 ft at 7 seconds. a chance of
showers. 
.tonight...e winds 10 to 15 kt. gusts up to 20 kt in the evening.
seas 3 to 4 ft. wave detail: se 4 ft at 7 seconds. a chance of
showers. patchy fog after midnight. 
.thu...ne winds around 10 kt, becoming e in the afternoon. seas
2 to 3 ft. wave detail: e 3 ft at 7 seconds and s 1 foot at
6 seconds. patchy fog in the morning. a chance of showers in the
morning. 
.thu night...w winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s
3 ft at 6 seconds. 
.fri...nw winds around 10 kt. seas 2 to 3 ft. wave detail: w 2 ft
at 4 seconds and se 2 ft at 7 seconds. 
.fri night...n winds 10 to 15 kt, becoming ne 15 to 20 kt after
midnight. seas 2 to 3 ft. wave detail: ne 3 ft at 5 seconds and w
2 ft at 5 seconds. 
.sat through sun night...s 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 171403
cwfbox
expires:202509180300;;136825

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am edt wed sep 17 2025

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


anz255-180300-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
1003 am edt wed sep 17 2025

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

$$
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