(1/9)
Latest Coastal Waters Forecast by KBOX
Issued 8/17/2026 1:05 PM America/New_York.
Valid through 8/18/2026 2:00 AM America/New_York.
fzus51 kbox 171705
cwfbox
expires:202608180600;;887592
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt mon aug 17 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz250-180600-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
105 pm edt mon aug 17 2026
.this afternoon...se winds 10 to 15 kt with gusts up to 20 kt.
seas 3 to 4 ft. wave detail: se 3 ft at 4 seconds and se 1 foot
at 10 seconds. patchy fog. a chance of showers. vsby 1 to 3 nm.
.tonight...se winds 5 to 10 kt, becoming ne after midnight. seas
2 to 4 ft. wave detail: se 2 ft at 4 seconds and se 1 foot at
10 seconds. patchy fog. a chance of showers. vsby 1 nm or less.
.tue...n winds 5 to 10 kt. seas 2 to 4 ft. wave detail: se 4 ft
at 6 seconds and n 1 foot at 2 seconds. patchy fog in the morning
with vsby 1 to 3 nm.
.tue night...n winds around 5 kt, becoming nw after midnight.
seas 2 to 4 ft. wave detail: se 4 ft at 8 seconds and s 2 ft at
7 seconds.
.wed...sw winds around 5 kt, becoming s in the afternoon. seas
2 to 3 ft. wave detail: se 3 ft at 8 seconds and s 2 ft at
7 seconds.
.wed night...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
se 2 ft at 8 seconds and ne 1 foot at 4 seconds.
.thu through fri night...e winds 5 to 10 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.
$$
(2/9)
Latest Coastal Waters Forecast by KCAR
Issued 8/17/2026 2:45 PM America/New_York.
Valid through 8/18/2026 3:00 AM America/New_York.
fzus51 kcar 171845
cwfcar
expires:202608180700;;894109
coastal waters forecast for maine
national weather service caribou me
245 pm edt mon aug 17 2026
anz052-180700-
intra coastal waters from schoodic point, me to stonington, me-
245 pm edt mon aug 17 2026
.this afternoon...s winds 10 to 15 kt. seas 2 to 3 ft. wave
detail: s 2 ft at 5 seconds and se 1 foot at 10 seconds. isolated
showers.
.tonight...s winds 5 to 10 kt, becoming se after midnight. seas
1 to 2 ft. wave detail: s 2 ft at 6 seconds and se 1 foot at
10 seconds. areas of fog in the evening, then areas of dense fog
after midnight. scattered showers after midnight. vsby 1 nm or
less.
.tue...ne winds around 5 kt. seas 1 to 2 ft. wave detail: s 2 ft
at 6 seconds and se 1 foot at 9 seconds. scattered showers in the
morning. areas of fog in the morning, then patchy fog in the
afternoon. vsby 1 nm or less.
.tue night...ne winds around 5 kt, becoming nw after midnight.
seas 2 to 3 ft. wave detail: s 3 ft at 7 seconds. areas of fog.
vsby 1 nm or less.
.wed...w winds around 5 kt, becoming sw in the afternoon. seas
2 to 3 ft. wave detail: s 3 ft at 8 seconds. areas of fog in the
morning with vsby 1 nm or less.
.wed night...sw winds 5 to 10 kt, diminishing to around 5 kt
after midnight. seas around 2 ft. wave detail: se 2 ft at
8 seconds. patchy fog. vsby 1 to 3 nm.
.thu...w winds around 5 kt, becoming sw in the afternoon. seas
around 2 ft. patchy fog in the morning with vsby 1 to 3 nm.
.thu night...w winds around 5 kt, becoming nw after midnight.
seas 1 to 2 ft.
.fri...n winds around 5 kt, becoming se around 5 kt in the
afternoon. seas 1 to 2 ft.
.fri night...s winds around 5 kt, becoming ne after midnight.
seas 1 to 2 ft.
$$
(3/9)
Latest Coastal Waters Forecast by KCAR
Issued 8/17/2026 2:45 PM America/New_York.
Valid through 8/18/2026 3:00 AM America/New_York.
fzus51 kcar 171845
cwfcar
expires:202608180700;;894107
coastal waters forecast for maine
national weather service caribou me
245 pm edt mon aug 17 2026
anz050-180700-
coastal waters from eastport, me to schoodic point, me out 25 nm-
245 pm edt mon aug 17 2026
.this afternoon...s winds 10 to 15 kt. seas around 3 ft. wave
detail: s 3 ft at 6 seconds and se 1 foot at 10 seconds. isolated
showers.
.tonight...s winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s
3 ft at 6 seconds and se 1 foot at 10 seconds. areas of fog in
the evening, then areas of dense fog after midnight. scattered
showers after midnight. vsby 1 nm or less.
.tue...e winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s 3 ft at
6 seconds and se 1 foot at 9 seconds. scattered showers. areas of
fog in the morning. areas of fog in the afternoon. vsby 1 nm or
less.
.tue night...ne winds around 5 kt. seas 2 to 4 ft, building to
4 to 5 ft after midnight. wave detail: s 4 ft at 7 seconds,
becoming s 5 ft at 8 seconds. a chance of showers in the evening.
areas of fog. vsby 1 nm or less.
.wed...nw winds around 5 kt, becoming sw in the afternoon. seas
4 to 5 ft. wave detail: s 5 ft at 8 seconds. areas of fog in the
morning with vsby 1 nm or less.
.wed night...sw winds 5 to 10 kt. seas 3 to 4 ft. wave detail: s
4 ft at 8 seconds. patchy fog. vsby 1 to 3 nm.
.thu...sw winds around 5 kt, increasing to 5 to 10 kt in the
afternoon. seas 2 to 3 ft. patchy fog in the morning with vsby
1 to 3 nm.
.thu night...w winds 5 to 10 kt, becoming nw after midnight. seas
2 to 3 ft.
.fri...n winds around 5 kt, becoming se in the afternoon. seas
around 2 ft.
.fri night...s winds around 5 kt, becoming ne after midnight.
seas around 2 ft.
$$
(4/9)
Latest Coastal Waters Forecast by KCAR
Issued 8/17/2026 2:45 PM America/New_York.
Valid through 8/18/2026 3:00 AM America/New_York.
fzus51 kcar 171845
cwfcar
expires:202608180700;;894108
coastal waters forecast for maine
national weather service caribou me
245 pm edt mon aug 17 2026
anz051-180700-
coastal waters from schoodic point, me to stonington, me out
25 nm-
245 pm edt mon aug 17 2026
.this afternoon...s winds 10 to 15 kt with gusts up to 20 kt.
seas 3 to 4 ft. wave detail: s 4 ft at 6 seconds and se 1 foot at
10 seconds.
.tonight...s winds 5 to 10 kt, becoming se after midnight. seas
2 to 3 ft. wave detail: s 3 ft at 6 seconds and se 1 foot at
10 seconds. areas of fog in the evening, then areas of dense fog
after midnight. scattered showers after midnight. vsby 1 nm or
less.
.tue...ne winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s 3 ft
at 6 seconds and se 2 ft at 9 seconds. scattered showers. areas
of fog in the morning. areas of fog in the afternoon. vsby 1 nm
or less.
.tue night...ne winds 5 to 10 kt, becoming n after midnight. seas
3 to 5 ft. wave detail: s 5 ft at 8 seconds. areas of fog. vsby
1 nm or less.
.wed...w winds 5 to 10 kt. seas 4 to 5 ft. wave detail: s 5 ft at
8 seconds. areas of fog in the morning with vsby 1 nm or less.
.wed night...sw winds 5 to 10 kt. seas 3 to 4 ft. wave detail: s
4 ft at 8 seconds. patchy fog. vsby 1 to 3 nm.
.thu...w winds 5 to 10 kt. seas around 3 ft. patchy fog in the
morning with vsby 1 to 3 nm.
.thu night...w winds 5 to 10 kt, becoming nw after midnight. seas
2 to 3 ft.
.fri...n winds around 5 kt, becoming se in the afternoon. seas
around 2 ft.
.fri night...s winds around 5 kt, becoming ne after midnight.
seas around 2 ft.
$$
(5/9)
Latest Coastal Waters Forecast by KGYX
Issued 8/17/2026 2:36 PM America/New_York.
Valid through 8/18/2026 4:45 AM America/New_York.
fzus51 kgyx 171836
cwfgyx
expires:202608180845;;893693
coastal waters forecast
national weather service gray me
236 pm edt mon aug 17 2026
coastal waters from stonington me to merrimack river ma out to 60 nm
anz153-180845-
casco bay-
236 pm edt mon aug 17 2026
.this afternoon...s winds 10 to 15 kt. seas 2 to 3 ft.
.tonight...s winds 5 to 10 kt, becoming e after midnight. seas 2 to
3 ft. patchy fog in the evening, then areas of fog after midnight.
vsby 1 nm or less.
.tue...ne winds around 5 kt. seas around 2 ft. areas of fog in the
morning with vsby 1 nm or less.
.tue night...e winds around 5 kt, becoming nw after midnight. seas
2 to 3 ft. patchy fog. vsby 1 nm or less.
.wed...sw winds around 5 kt, becoming s in the afternoon. seas 2 to
4 ft.
.wed night...s winds 5 to 10 kt, becoming w after midnight. seas
2 to 3 ft.
.thu...nw winds around 5 kt, becoming s in the afternoon. seas 2 to
3 ft.
.thu night...sw winds around 5 kt, becoming n after midnight. seas
around 2 ft.
.fri...ne winds around 5 kt, becoming se in the afternoon. seas
around 2 ft.
.fri night...s winds 5 to 10 kt, becoming ne after midnight. seas
around 2 ft.
$$
(6/9)
Latest Coastal Waters Forecast by KGYX
Issued 8/17/2026 2:36 PM America/New_York.
Valid through 8/18/2026 4:45 AM America/New_York.
fzus51 kgyx 171836
cwfgyx
expires:202608180845;;893696
coastal waters forecast
national weather service gray me
236 pm edt mon aug 17 2026
coastal waters from stonington me to merrimack river ma out to 60 nm
anz154-180845-
coastal waters from cape elizabeth, me to merrimack river, ma out
25 nm-
236 pm edt mon aug 17 2026
.this afternoon...s winds 10 to 15 kt. seas 2 to 3 ft. wave detail:
s 3 ft at 5 seconds.
.tonight...se winds 5 to 10 kt, becoming e after midnight. seas 2 to
3 ft. wave detail: se 3 ft at 5 seconds. patchy fog in the evening,
then areas of fog after midnight. vsby 1 nm or less.
.tue...ne winds around 5 kt. seas around 2 ft. wave detail: se 2 ft
at 5 seconds and se 2 ft at 9 seconds. areas of fog in the morning
with vsby 1 nm or less.
.tue night...ne winds around 5 kt, becoming nw after midnight. seas
2 to 4 ft. wave detail: se 4 ft at 9 seconds. patchy fog. vsby 1 nm
or less.
.wed...sw winds around 5 kt, becoming s in the afternoon. seas 3 to
4 ft. wave detail: se 4 ft at 8 seconds.
.wed night...s winds 5 to 10 kt, becoming w after midnight. seas
2 to 3 ft. wave detail: se 3 ft at 8 seconds.
.thu...nw winds around 5 kt, becoming se around 5 kt in the
afternoon. seas 2 to 3 ft.
.thu night...s winds around 5 kt, becoming n after midnight. seas
around 2 ft.
.fri...ne winds around 5 kt, becoming e in the afternoon. seas
around 2 ft.
.fri night...se winds around 5 kt, becoming ne after midnight. seas
around 2 ft.
$$
(7/9)
Latest Coastal Waters Forecast by KGYX
Issued 8/17/2026 2:36 PM America/New_York.
Valid through 8/18/2026 4:45 AM America/New_York.
fzus51 kgyx 171836
cwfgyx
expires:202608180845;;893694
coastal waters forecast
national weather service gray me
236 pm edt mon aug 17 2026
coastal waters from stonington me to merrimack river ma out to 60 nm
anz150-180845-
coastal waters from stonington, me to port clyde, me out 25 nm-
236 pm edt mon aug 17 2026
.this afternoon...s winds 10 to 15 kt with gusts up to 20 kt. seas
3 to 4 ft. wave detail: s 4 ft at 5 seconds.
.tonight...s winds 5 to 10 kt, becoming se after midnight. seas 2 to
3 ft. wave detail: s 3 ft at 5 seconds. patchy fog in the evening,
then areas of fog after midnight. scattered showers after midnight.
vsby 1 nm or less.
.tue...ne winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s 2 ft at
5 seconds. areas of fog in the morning with vsby 1 nm or less.
.tue night...n winds around 5 kt. seas 3 to 5 ft. wave detail: se
5 ft at 9 seconds. patchy fog. vsby 1 nm or less.
.wed...sw winds 5 to 10 kt. seas 4 to 5 ft. wave detail: se 5 ft at
8 seconds.
.wed night...sw winds 5 to 10 kt, becoming w after midnight. seas
3 to 4 ft. wave detail: se 4 ft at 8 seconds.
.thu...nw winds 5 to 10 kt, becoming sw in the afternoon. seas 2 to
3 ft.
.thu night...sw winds 5 to 10 kt, becoming nw after midnight. seas
2 to 3 ft.
.fri...ne winds around 5 kt, becoming se in the afternoon. seas
around 2 ft.
.fri night...s winds around 5 kt, becoming ne after midnight. seas
around 2 ft.
$$
(8/9)
Latest Coastal Waters Forecast by KGYX
Issued 8/17/2026 2:36 PM America/New_York.
Valid through 8/18/2026 4:45 AM America/New_York.
fzus51 kgyx 171836
cwfgyx
expires:202608180845;;893692
coastal waters forecast
national weather service gray me
236 pm edt mon aug 17 2026
coastal waters from stonington me to merrimack river ma out to 60 nm
anz151-180845-
penobscot bay-
236 pm edt mon aug 17 2026
.this afternoon...s winds around 10 kt. seas 2 to 3 ft. wave detail:
s 3 ft at 5 seconds.
.tonight...s winds 5 to 10 kt, becoming e after midnight. seas 2 to
3 ft. wave detail: s 2 ft at 5 seconds. patchy fog in the evening.
areas of fog after midnight. vsby 1 nm or less.
.tue...ne winds around 5 kt. seas around 2 ft. areas of fog in the
morning with vsby 1 nm or less.
.tue night...n winds around 5 kt. seas 2 to 4 ft. wave detail: s
3 ft at 8 seconds. patchy fog. vsby 1 nm or less.
.wed...w winds around 5 kt, becoming sw in the afternoon. seas 2 to
4 ft. wave detail: s 3 ft at 8 seconds.
.wed night...sw winds 5 to 10 kt, becoming w after midnight. seas
2 to 3 ft. wave detail: s 2 ft at 6 seconds.
.thu...nw winds around 5 kt, becoming sw in the afternoon. seas
around 2 ft.
.thu night...w winds around 5 kt, becoming nw after midnight. seas
around 2 ft.
.fri...n winds around 5 kt, becoming se in the afternoon. seas
around 2 ft.
.fri night...sw winds around 5 kt, becoming n after midnight. seas
1 foot or less.
$$
(9/9)
Latest Coastal Waters Forecast by KGYX
Issued 8/17/2026 2:36 PM America/New_York.
Valid through 8/18/2026 4:45 AM America/New_York.
fzus51 kgyx 171836
cwfgyx
expires:202608180845;;893695
coastal waters forecast
national weather service gray me
236 pm edt mon aug 17 2026
coastal waters from stonington me to merrimack river ma out to 60 nm
anz152-180845-
coastal waters from port clyde, me to cape elizabeth, me out 25 nm-
236 pm edt mon aug 17 2026
.this afternoon...s winds 10 to 15 kt. seas 3 to 4 ft. wave detail:
s 4 ft at 5 seconds.
.tonight...s winds 5 to 10 kt, becoming e after midnight. seas 2 to
3 ft. wave detail: s 3 ft at 5 seconds. patchy fog in the evening.
areas of fog after midnight. vsby 1 nm or less.
.tue...ne winds 5 to 10 kt. seas around 2 ft. wave detail: s 2 ft at
5 seconds. areas of fog in the morning with vsby 1 nm or less.
.tue night...ne winds around 5 kt, becoming nw after midnight. seas
3 to 5 ft. wave detail: se 4 ft at 9 seconds. patchy fog. vsby 1 nm
or less.
.wed...w winds around 5 kt, becoming s in the afternoon. seas 3 to
5 ft. wave detail: se 4 ft at 8 seconds.
.wed night...s winds 5 to 10 kt, becoming w after midnight. seas
3 to 4 ft. wave detail: se 3 ft at 8 seconds.
.thu...nw winds around 5 kt, becoming sw in the afternoon. seas 2 to
3 ft.
.thu night...sw winds around 5 kt, becoming n after midnight. seas
2 to 3 ft.
.fri...ne winds around 5 kt, becoming se in the afternoon. seas
around 2 ft.
.fri night...s winds around 5 kt, becoming ne after midnight. seas
around 2 ft.
$$
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