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Latest Great Lakes Marine Forecast by KBUF
Issued 11/29/2025 4:02 PM America/New_York.
Valid through 11/29/2025 11:00 PM America/New_York.
fzus61 kbuf 292102
glflo
expires:202511300400;;727131
open lake forecast for lake ontario
national weather service buffalo ny
402 pm est sat nov 29 2025
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 30.5 inch surface high will drift along the northeast
coast to the canadian maritimes through tonight. a surface low will
cut northeastward through the central great lakes sunday, slowly
deepening from 29.6 inches sunday morning to 29.4 inches sunday
night over western quebec. a cold front from this low will cross the
lake late sunday night. a 30.4 inch surface high centered over the
central plains will then build east across the great lakes monday,
sliding quickly to new england on tuesday. a 29.7 inch surface low
off the carolina coastline tuesday morning will deepen to 28.9
inches over southern atlantic canada by early wednesday morning
before going out to sea. a 30.2 inch surface high will build across
the ohio valley and lower great lakes later wednesday into thursday
morning before pushing off the coast. a large 29.2 inch surface low
near hudson bay will push its cold front across the lake on thursday.
loz062-300400-
lake ontario open waters from the niagara river to hamlin beach-
402 pm est sat nov 29 2025
...gale warning in effect from sunday morning through late sunday
night...
.tonight...south winds 5 to 15 knots becoming southeast and
increasing to 15 to 25 knots. a chance of snow showers late this
evening. snow showers after midnight. waves 2 feet or less
building to 3 to 5 feet.
.sunday...south winds to 30 knots becoming southwest and
increasing to 35 knot gales in the afternoon. snow showers early,
then rain and snow showers late in the morning. rain showers in
the afternoon. waves 3 to 6 feet building to 10 to 13 feet. waves
occasionally around 16 feet.
.sunday night...west gales to 35 knots becoming northwest and
diminishing to 30 knots overnight. a chance of rain and snow
showers in the evening, then a chance of snow showers overnight.
waves 11 to 15 feet subsiding to 6 to 9 feet. waves occasionally
around 19 feet.
.monday...northwest winds 15 to 20 knots becoming southwest 5 to
15 knots. waves 4 to 7 feet subsiding to 1 foot or less. waves
occasionally around 9 feet.
.monday night...southwest winds 5 to 15 knots becoming south.
snow showers likely overnight. waves 2 feet or less.
.tuesday...southwest winds 5 to 15 knots becoming west. snow
showers likely during the day. waves 2 feet or less.
.wednesday...west winds 15 to 25 knots increasing to 30 knots.
snow showers likely wednesday night. waves 2 to 4 feet building
to 6 to 9 feet. waves occasionally around 11 feet.
.thursday...west winds 15 to 25 knots becoming southwest. snow
showers likely during the day, then a chance of snow showers
thursday night. waves 6 to 9 feet subsiding to 3 to 5 feet. waves
occasionally around 11 feet.
$$
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Latest Great Lakes Marine Forecast by KDTX
Issued 11/29/2025 2:52 PM America/New_York.
Valid through 11/29/2025 11:00 PM America/New_York.
fzus63 kdtx 291952
glflh
expires:202511300400;;724017
open lake forecast for lake huron
national weather service detroit/pontiac mi
252 pm est sat nov 29 2025
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...low pressure, depeening to 29.60 inches, will lift
northeast out of the central plains today and track through
central lake huron tomorrow afternoon. a period of northwest
gales behind the low is expected over much of lake huron late in
the afternoon and early evening hours. a gale warning is in
effect for much of lake huron during this time.
lhz362-363-462>464-300400-
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-
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-
252 pm est sat nov 29 2025
...gale warning in effect from sunday afternoon through sunday
evening...
.tonight...southeast winds 10 to 15 knots increasing to 20 to
25 knots with gusts to around 30 knots. a chance of snow in the
evening...then snow after midnight. snow may be heavy at times in
the evening. waves 2 to 4 feet building to 6 to 9 feet in the
late evening and overnight. waves occasionally around 12 feet.
.sunday...south winds 15 to 25 knot with gusts to 30 knots,
becoming west-northwest to 30 knots with gusts to 35 knot gales
late in the afternoon. rain and snow in the morning...then snow
and rain in the afternoon. waves 6 to 9 feet building to 8 to 12
feet late in the afternoon. waves occasionally around 15 feet.
.sunday night...northwest winds to 30 knots with gusts to 35 knot
gales decreasing to 15 to 20 knots. a chance of snow. waves 10 to
14 feet. waves occasionally around 18 feet.
.monday...west winds 10 to 15 knots becoming southwest 15 to
20 knots early in the afternoon. waves 4 to 6 feet. waves
occasionally around 8 feet.
.monday night...southwest winds 15 to 20 knots. snow likely.
waves 5 to 7 feet. waves occasionally around 10 feet.
.tuesday...west winds 10 to 15 knots increasing to 15 to 20 knots
late in the evening. waves 3 to 5 feet subsiding to 1 to 3 feet
late in the afternoon...then building to 3 to 5 feet late in the
evening.
.wednesday...southwest winds 20 to 25 knots. gusts to 30 knots
until early evening. snow likely until early evening. a chance of
snow in the late evening and early morning. waves 6 to 9 feet
building to 10 to 14 feet until early morning. waves occasionally
around 18 feet.
.thursday...west winds 20 to 25 knots. a chance of snow until
afternoon. a chance of snow in the late evening and early
morning. waves 8 to 12 feet. waves occasionally around 15 feet.
$$
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