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Latest Great Lakes Marine Forecast by KBUF
Issued 4/9/2026 10:10 AM America/New_York.
Valid through 4/9/2026 5:00 PM America/New_York.
fzus61 kbuf 091410
glflo
expires:202604092100;;084558
open lake forecast for lake ontario
national weather service buffalo ny
1010 am edt thu apr 9 2026
for waters beyond five nautical miles of shore on lake ontario
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...a 30.6 inch high will drift southeast of nova scotia
today. a 29.5 inch low will move across james bay today to northern
quebec tonight, with a trailing cold front crossing the lake tonight
through friday. a 30.5 inch high is then forecast to build into the
central great lakes saturday, then drift east to new england by
sunday. the cold front from a 29.4 inch low near james bay will
approach the lake monday and then stall nearby into tuesday.
loz062-092100-
lake ontario open waters from the niagara river to hamlin beach-
1010 am edt thu apr 9 2026
.this afternoon...south winds 15 to 20 knots becoming southwest. a
chance of showers late. waves 2 to 4 feet building to 3 to
5 feet.
.tonight...southwest winds 15 to 20 knots becoming north 5 to
15 knots. a chance of rain showers late. waves 3 to 5 feet
subsiding to 1 to 3 feet.
.friday...north winds 5 to 10 knots becoming northwest. rain
showers. waves around 1 foot.
.friday night...northwest winds around 10 knots. rain showers in
the evening. waves 1 to 2 feet.
.saturday...northwest winds 10 knots or less becoming southeast.
waves 2 feet or less.
.sunday...east winds 5 to 10 knots becoming southwest and
increasing to 15 to 25 knots. a chance of rain showers. waves
1 foot or less building to 3 to 6 feet.
.monday...southwest winds to 30 knots diminishing to 15 to
25 knots. a chance of showers. waves 4 to 7 feet building to 5 to
9 feet, then subsiding to 4 to 6 feet. waves occasionally around
11 feet.
$$
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Latest Great Lakes Marine Forecast by KDTX
Issued 4/9/2026 3:49 PM America/New_York.
Valid through 4/10/2026 12:00 AM America/New_York.
fzus63 kdtx 091949
glflh
expires:202604100400;;098271
open lake forecast for lake huron
national weather service detroit/pontiac mi
349 pm edt thu apr 9 2026
for waters beyond five nautical miles off shore on lake huron
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...surface low pressure exits into james bay while its
cold front stalls over the southern great lakes. briefly dry
conditions give way to additional opportunities for showers and
perhaps a couple thunderstorms tonight and friday as an upper
level disturbance from the high plains moves into the great
lakes. some light snowfall is possible for the north/central
huron basin. high pressure then builds out of the upper midwest
to start the weekend with drier and calmer conditions. active
weather will be possible again sunday through tuesday due to
several passing disturbances.
lhz362-363-100400-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
349 pm edt thu apr 9 2026
.tonight...north winds 10 to 15 knots decreasing to 5 to 10 knots
by midnight...then veering to the east early in the morning. snow
likely after midnight. waves 3 to 5 feet subsiding to 1 to 3 feet
after midnight.
.friday...east winds 5 to 10 knots early in the morning becoming
light and variable...then becoming north 5 to 10 knots early in
the afternoon backing to the northwest. a chance of snow in the
morning. waves 2 feet or less.
.friday night...northwest winds 5 to 10 knots increasing to 10 to
15 knots by midnight...then decreasing to 5 to 10 knots after
midnight. waves 1 to 3 feet.
.saturday...west winds 5 to 10 knots backing to the southeast
early in the afternoon. waves 2 feet or less.
.saturday night...southeast winds 5 to 10 knots increasing to
10 to 15 knots in the late evening and overnight. a chance of
rain after midnight. waves 2 feet or less building to 2 to 4 feet
after midnight.
.sunday...southeast winds 15 to 20 knots becoming south 20 to
25 knots with gusts to around 30 knots late in the morning...then
becoming southwest to 30 knots late in the evening. a chance of
rain in the morning...then rain likely. waves 5 to 7 feet
building to 8 to 12 feet late in the afternoon. waves
occasionally around 15 feet.
.monday...southwest winds 20 to 25 knots with gusts to around
30 knots decreasing to 15 to 20 knots in the late morning and
early afternoon...then becoming west 10 to 15 knots early in the
evening backing to the south by midnight. rain likely early in
the morning...then a chance of rain in the late morning and early
afternoon. a chance of rain by midnight. waves 6 to 9 feet
subsiding to 3 to 5 feet by midnight. waves occasionally around
12 feet.
.tuesday...south winds 15 to 20 knots backing to the east in the
late morning and early afternoon...then becoming east 15 to
20 knots early in the evening becoming northeast 15 to 20 knots
by midnight. rain likely until afternoon. a chance of rain early
in the evening. rain likely by midnight. waves 5 to 7 feet. waves
occasionally around 10 feet.
$$
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Latest Great Lakes Marine Forecast by KDTX
Issued 4/9/2026 3:49 PM America/New_York.
Valid through 4/10/2026 12:00 AM America/New_York.
fzus63 kdtx 091949
glflh
expires:202604100400;;098272
open lake forecast for lake huron
national weather service detroit/pontiac mi
349 pm edt thu apr 9 2026
for waters beyond five nautical miles off shore on lake huron
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...surface low pressure exits into james bay while its
cold front stalls over the southern great lakes. briefly dry
conditions give way to additional opportunities for showers and
perhaps a couple thunderstorms tonight and friday as an upper
level disturbance from the high plains moves into the great
lakes. some light snowfall is possible for the north/central
huron basin. high pressure then builds out of the upper midwest
to start the weekend with drier and calmer conditions. active
weather will be possible again sunday through tuesday due to
several passing disturbances.
lhz462>464-100400-
lake huron from port austin to harbor beach beyond 5nm off shore-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
349 pm edt thu apr 9 2026
.tonight...west winds 10 to 15 knots becoming north 5 to 10 knots
in the late evening and overnight. waves 1 to 3 feet.
.friday...northeast winds 5 to 10 knots. rain in the morning.
waves 2 feet or less.
.friday night...north winds 5 to 10 knots. waves 2 feet or less.
.saturday...northwest winds 5 to 10 knots early in the morning
becoming light and variable. waves 2 feet or less.
.saturday night...northeast winds 5 to 10 knots veering to the
southeast by midnight...then increasing to 10 to 15 knots after
midnight. waves 2 feet or less.
.sunday...south winds 15 to 20 knots increasing to 20 to 25 knots
with gusts to around 30 knots late in the evening. rain likely in
the morning...then a chance of rain. waves 3 to 5 feet building
to 5 to 7 feet late in the afternoon. waves occasionally around
10 feet.
.monday...southwest winds 20 to 25 knots with gusts to around
30 knots decreasing to 10 to 15 knots. a chance of rain. waves
5 to 7 feet subsiding to 3 to 5 feet by midnight. waves
occasionally around 10 feet.
.tuesday...south winds 15 to 20 knots becoming southwest 10 to
15 knots early in the evening...then veering to the northeast by
midnight. rain likely. waves 4 to 6 feet. waves occasionally
around 8 feet.
$$
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