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open lake forecast for lake ontario
national weather service buffalo ny
1002 am est sun nov 23 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 29.5 inch low will move from northern ontario to james 
bay, sending its cold front across the lake this afternoon. a 30.2 
inch high is then forecast to build across the ohio valley monday. 
on tuesday a 29.5 inch low to the north of lake superior will swing 
a cold front across the lake by tuesday night. the surface low will 
then track well north of the lake wednesday and thursday.


loz062-232200-
lake ontario open waters from the niagara river to hamlin beach-
1002 am est sun nov 23 2025

.rest of today...west winds 15 to 25 knots. a chance of showers.
waves 3 to 6 feet building to 6 to 9 feet. waves occasionally
around 11 feet. 
.tonight...west winds 15 to 25 knots becoming northwest. a chance
of showers early. waves 5 to 8 feet subsiding to 3 to 6 feet.
waves occasionally around 10 feet. 
.monday...west winds 5 to 15 knots becoming southwest. waves 1 to
3 feet. 
.monday night...south winds 5 to 10 knots. waves 2 feet or less. 
.tuesday...south winds 5 to 10 knots. showers likely. waves
1 foot or less. 
.wednesday...southwest winds 15 to 20 knots becoming west and
increasing to 35 knot gales. rain showers likely during the day,
then rain showers likely with a chance of snow showers wednesday
night. waves 2 to 4 feet building to 9 to 13 feet. waves
occasionally around 16 feet. 
.thursday...west gales to 35 knots. a chance of snow showers.
waves 10 to 14 feet subsiding to 8 to 11 feet. waves occasionally
around 18 feet. 

$$

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open lake forecast for lake huron
national weather service detroit/pontiac mi
945 am est sun nov 23 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...as a cold front exits the central great lakes,
northwest wind gusts increase to 35 knot gales across the north
half of lake huron this morning. these winds quickly diminish by
this evening as a ridge of high pressure, 30.20 inches, moves
into the region.


lhz361-362-232245-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
945 am est sun nov 23 2025

...gale warning in effect until 4 pm est this afternoon...

.rest of today...northwest winds 20 to 25 knots with gusts to
35 knot gales. waves 8 to 12 feet. waves occasionally around
15 feet. 
.tonight...northwest winds 15 to 20 knots becoming west 10 to
15 knots late in the evening...then becoming southwest 5 to
10 knots after midnight. waves 6 to 9 feet subsiding to 2 to
4 feet. waves occasionally around 12 feet. 
.monday...southwest winds 10 to 15 knots becoming south 15 to
20 knots in the late morning and early afternoon...then
decreasing to 10 to 15 knots early in the afternoon. waves 2 to
4 feet building to 4 to 6 feet in the late morning and afternoon.
waves occasionally around 8 feet. 
.monday night...south winds 10 to 15 knots decreasing to 5 to
10 knots in the late evening and overnight. a chance of rain.
waves 3 to 5 feet. 
.tuesday...south winds 5 to 10 knots increasing to 10 to 15 knots
late in the evening. rain likely...then a chance of rain late in
the afternoon. rain likely late in the evening. waves 2 to 4 feet
subsiding to 1 to 3 feet. 
.wednesday...south winds 15 to 20 knots becoming southwest to
30 knots with gusts to 40 knot gales in the late morning and
early afternoon...then becoming west at 35 knot gales with gusts
to 40 knot gales until early morning. rain likely early in the
morning. snow. waves 6 to 9 feet building to 12 to 16 feet. waves
occasionally around 20 feet. a gale warning may be needed. 
.thursday...west at 35 knot gales decreasing to 30 knots in the
late morning and early afternoon...then becoming northwest at
35 knot gales early in the evening decreasing to 30 knots in the
late evening and early morning. snow likely...then a chance of
snow in the late evening and early morning. waves 12 to 16 feet.
waves occasionally around 20 feet. 


$$

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open lake forecast for lake huron
national weather service detroit/pontiac mi
945 am est sun nov 23 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...as a cold front exits the central great lakes,
northwest wind gusts increase to 35 knot gales across the north
half of lake huron this morning. these winds quickly diminish by
this evening as a ridge of high pressure, 30.20 inches, moves
into the region.


lhz363-462>464-232245-
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-
945 am est sun nov 23 2025

.rest of today...west winds 20 to 25 knots with gusts to around
30 knots. waves 6 to 9 feet. waves occasionally around 12 feet. 
.tonight...northwest winds 15 to 20 knots becoming west 5 to
10 knots. waves 6 to 9 feet subsiding to 3 to 5 feet after
midnight. waves occasionally around 12 feet. 
.monday...southwest winds 10 to 15 knots becoming south 15 to
20 knots in the late morning and afternoon. waves 2 to 4 feet
building to 4 to 6 feet in the late morning and afternoon. waves
occasionally around 8 feet. 
.monday night...south winds 15 to 20 knots decreasing to 10 to
15 knots in the late evening and overnight. a chance of rain
after midnight. waves 3 to 5 feet. 
.tuesday...south winds 10 to 15 knots decreasing to 5 to 10 knots
late in the morning...then increasing to 10 to 15 knots late in
the evening. rain likely...then a chance of rain late in the
afternoon. waves 1 to 3 feet building to 2 to 4 feet late in the
evening. 
.wednesday...south winds 20 to 25 knots with gusts to around
30 knots becoming southwest to 30 knots with gusts to 40 knot
gales in the late morning and early afternoon...then becoming
west at 40 knot gales until early morning. a chance of rain. a
chance of snow until early evening...then snow likely in the late
evening and early morning. waves 6 to 9 feet building to 14 to
18 feet. waves occasionally around 23 feet. a gale warning may be
needed. 
.thursday...west at 35 knot gales with gusts to 40 knot gales.
snow likely. waves 12 to 16 feet. waves occasionally around
19 feet. 


$$