fzus51 kbox 181705
cwfbox
expires:202604190600;;588955

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt sat apr 18 2026

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


anz235-190600-
rhode island sound-
104 pm edt sat apr 18 2026

...small craft advisory in effect from sunday morning through
sunday afternoon...

.this afternoon...ne winds 10 to 15 kt. seas 2 to 3 ft. wave
detail: s 3 ft at 7 seconds and ne 2 ft at 4 seconds. 
.tonight...e winds 5 to 10 kt, becoming s after midnight. seas
2 to 3 ft. wave detail: ne 2 ft at 4 seconds and s 2 ft at
7 seconds. patchy fog. patchy drizzle after midnight. vsby 1 to
3 nm, decreasing to 1 nm or less after midnight. 
.sun...s winds 10 to 15 kt, becoming w 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas 2 to 3 ft. wave detail: se
3 ft at 6 seconds. patchy fog. a chance of showers in the
morning, then showers in the afternoon. vsby 1 nm or less. 
.sun night...nw winds 15 to 20 kt, becoming w 10 to 15 kt after
midnight. gusts up to 25 kt. seas 2 to 4 ft. wave detail: se 3 ft
at 7 seconds and w 2 ft at 4 seconds. a chance of showers in the
evening. 
.mon...w winds 10 to 15 kt. seas 2 to 3 ft. wave detail: w 2 ft
at 3 seconds and se 2 ft at 7 seconds. 
.mon night...nw winds 10 to 15 kt, becoming n after midnight.
seas 2 to 3 ft. wave detail: w 2 ft at 3 seconds and sw 2 ft at
7 seconds. 
.tue through wed night...w 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 181705
cwfbox
expires:202604190600;;588958

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt sat apr 18 2026

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


anz236-190600-
narragansett bay-
104 pm edt sat apr 18 2026

.this afternoon...ne winds around 10 kt. waves around 2 ft. 
.tonight...e winds 5 to 10 kt, becoming s after midnight. waves
around 2 ft. patchy fog. patchy drizzle after midnight. vsby 1 to
3 nm, decreasing to 1 nm or less after midnight. 
.sun...s winds 5 to 10 kt, becoming nw 10 to 15 kt in the
afternoon. gusts up to 20 kt. waves 2 to 3 ft. patchy fog.
showers. vsby 1 nm or less, increasing to 1 to 3 nm in the
afternoon. 
.sun night...nw winds 10 to 15 kt with gusts up to 20 kt,
becoming w 5 to 10 kt after midnight. waves around 2 ft. a chance
of showers in the evening. 
.mon...w winds 5 to 10 kt. waves around 2 ft. 
.mon night...nw winds around 10 kt. waves around 2 ft. 
.tue through wed night...w 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 181705
cwfbox
expires:202604190600;;588956

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt sat apr 18 2026

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


anz237-190600-
block island sound-
104 pm edt sat apr 18 2026

...small craft advisory in effect from sunday morning through
sunday afternoon...

.this afternoon...e winds around 10 kt. seas 2 to 3 ft. wave
detail: s 3 ft at 7 seconds and ne 2 ft at 4 seconds. 
.tonight...e winds 5 to 10 kt, becoming se after midnight. seas
2 to 3 ft. wave detail: ne 2 ft at 4 seconds and s 2 ft at
7 seconds. patchy fog. patchy drizzle after midnight. vsby 1 nm
or less. 
.sun...s winds 10 to 15 kt, becoming nw 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas 2 to 3 ft. wave detail: s 2 ft
at 4 seconds and se 2 ft at 7 seconds. patchy fog. a chance of
showers in the morning, then showers in the afternoon. vsby 1 nm
or less, increasing to 1 to 3 nm in the afternoon. 
.sun night...nw winds 10 to 15 kt with gusts up to 25 kt. seas
2 to 3 ft. wave detail: w 2 ft at 4 seconds and se 2 ft at
7 seconds. a chance of showers in the evening. 
.mon...w winds around 10 kt. seas 2 to 3 ft. wave detail: se 2 ft
at 7 seconds and w 1 foot at 3 seconds. 
.mon night...nw winds 10 to 15 kt, becoming n after midnight.
seas around 2 ft. wave detail: nw 2 ft at 3 seconds and se 2 ft
at 7 seconds. 
.tue through wed night...w 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 181705
cwfbox
expires:202604190600;;588950

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt sat apr 18 2026

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


anz255-190600-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
104 pm edt sat apr 18 2026

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

.this afternoon...ne winds 10 to 15 kt. seas 3 to 4 ft. wave
detail: n 3 ft at 5 seconds and s 3 ft at 7 seconds. patchy fog.
vsby 1 nm or less. 
.tonight...ne winds 5 to 10 kt, becoming s after midnight. seas
2 to 4 ft. wave detail: ne 3 ft at 6 seconds and s 2 ft at
7 seconds. patchy fog. patchy drizzle. vsby 1 nm or less. 
.sun...s winds 15 to 20 kt, becoming sw in the afternoon. gusts
up to 25 kt. seas 3 to 5 ft. wave detail: sw 4 ft at 4 seconds
and e 4 ft at 7 seconds. patchy fog. showers likely in the
afternoon. vsby 1 nm or less. 
.sun night...nw winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. wave detail: sw 4 ft at 6 seconds and e 3 ft at
7 seconds. a chance of showers in the evening. 
.mon...w winds 10 to 15 kt. seas 2 to 4 ft. wave detail: w 3 ft
at 6 seconds and se 2 ft at 7 seconds. 
.mon night...w winds 10 to 15 kt, becoming n with gusts up to
20 kt after midnight. seas 2 to 3 ft. wave detail: w 3 ft at
5 seconds and ne 2 ft at 7 seconds. 
.tue through wed night...w 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 kokx 181823
cwfokx
expires:202604190715;;592535

coastal waters forecast
national weather service new york ny
223 pm edt sat apr 18 2026

montauk point ny to sandy hook nj out 60 nm offshore, including
long island sound, the long island bays, and new york harbor


anz340-190715-
peconic and gardiners bays-
223 pm edt sat apr 18 2026

...small craft advisory in effect from sunday morning through
sunday afternoon...

.rest of today...e winds 5 to 10 kt. waves 1 ft or less. patchy
fog late with vsby 1 to 3 nm. 
.tonight...se winds 5 to 10 kt. waves 1 ft or less. patchy fog in
the evening, then areas of fog after midnight. vsby 1 to 3 nm. 
.sun...s winds 5 to 10 kt, becoming nw 15 to 20 kt in the
afternoon. gusts up to 25 kt. waves 1 ft or less. patchy fog in 
the morning. chance of showers in the morning, then showers in the
afternoon. vsby 1 to 3 nm in the morning. 
.sun night...nw winds 10 to 15 kt with gusts up to 20 kt,
becoming w 5 to 10 kt after midnight. waves 1 ft or less. chance
of showers in the evening. 
.mon...nw winds 5 to 10 kt. waves 1 ft or less. slight chance of
showers. 
.mon night...nw winds 10 to 15 kt. waves 1 ft or less. 
.tue...n winds 5 to 10 kt, becoming sw in the afternoon. waves
1 ft or less. 
.tue night...sw winds 10 to 15 kt. waves 1 ft or less. 
.wed...sw winds 10 to 15 kt. waves 1 ft or less. 
.wed night...nw winds 5 to 10 kt. waves 1 ft or less. 
.thu...w winds 5 to 10 kt. waves 1 ft or less. 
.thu night...nw winds 5 to 10 kt. waves 1 ft or less.  

$$

fzus51 kokx 181823
cwfokx
expires:202604190715;;592528

coastal waters forecast
national weather service new york ny
223 pm edt sat apr 18 2026

montauk point ny to sandy hook nj out 60 nm offshore, including
long island sound, the long island bays, and new york harbor


anz350-190715-
moriches inlet ny to montauk point ny out 20 nm-
223 pm edt sat apr 18 2026

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

.rest of today...e winds around 10 kt. seas around 3 ft. wave
detail: e 2 ft at 4 seconds and s 2 ft at 7 seconds. patchy fog
late with vsby 1 to 3 nm. 
.tonight...se winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se
2 ft at 6 seconds. patchy fog in the evening, then areas of fog
after midnight. vsby 1 to 3 nm. 
.sun...s winds 10 to 15 kt, becoming nw 15 to 20 kt in the
afternoon. gusts up to 30 kt. seas 2 to 4 ft, occasionally to
5 ft. wave detail: se 4 ft at 6 seconds and nw 3 ft at 4 seconds.
patchy fog in the morning. chance of showers in the morning, then
showers in the afternoon. vsby 1 to 3 nm. 
.sun night...nw winds 15 to 20 kt, becoming w 5 to 10 kt after
midnight. seas 2 to 4 ft, occasionally to 5 ft. wave detail: nw
3 ft at 4 seconds and s 3 ft at 6 seconds. chance of showers in
the evening. 
.mon...nw winds 10 to 15 kt. seas 2 to 3 ft. wave detail: w 2 ft
at 4 seconds and se 2 ft at 7 seconds. slight chance of showers. 
.mon night...nw winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 3 ft. wave detail: n 3 ft at 4 seconds and se 2 ft at
7 seconds. 
.tue...n winds 10 to 15 kt with gusts up to 20 kt, becoming sw
5 to 10 kt in the afternoon. seas 2 to 3 ft. 
.tue night...sw winds 15 to 20 kt. seas 2 to 3 ft. 
.wed...sw winds 15 to 20 kt. seas 3 to 4 ft, occasionally to
5 ft. 
.wed night...nw winds around 10 kt. seas 3 to 4 ft, occasionally
to 5 ft. 
.thu...nw winds 5 to 10 kt. seas 2 to 3 ft. 
.thu night...w winds 5 to 10 kt. seas 2 to 3 ft.  

$$