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open lake forecast for lake ontario
national weather service buffalo ny
1002 am est tue dec 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 29.7 inch surface low near the ontario and quebec border this 
afternoon with a warm front draped over the lake, will slide off 
the southern new england coastline wednesday as a 29.6 inch surface 
low. following the passage of this system, a 30.3 inch high will 
then build across the lake wednesday, sliding off the atlantic 
coastline thursday. a weak 29.8 inch surface low will slide across 
southern quebec thursday with its associated cold front dropping 
southward across the lake. following this front, a strong 30.5 inch 
surface high over ontario thursday will slide over the lake thursday 
night and then linger just to the east of the lake friday. a compact 
29.6 inch surface low will slide well south of the lake across ohio 
and southern pennsylvania friday night into saturday.


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

.rest of today...south winds 10 to 15 knots becoming west 15 to
20 knots. rain late this morning, then a chance of rain showers
early this afternoon. waves 1 to 3 feet building to 3 to 5 feet. 
.tonight...west winds to 30 knots becoming northwest. waves 5 to
8 feet building to 6 to 9 feet. waves occasionally around
11 feet. 
.wednesday...northwest winds 15 to 25 knots becoming west and
diminishing to 5 to 10 knots in the afternoon. waves 5 to 8 feet
subsiding to 1 to 3 feet. waves occasionally around 10 feet. 
.wednesday night...west winds 5 to 10 knots becoming southwest.
waves 1 foot or less. 
.thursday...northwest winds 5 to 15 knots becoming northeast
15 to 20 knots. waves 2 feet or less building to 3 to 5 feet. 
.friday...east winds to 30 knots diminishing to 15 to 20 knots.
snow. waves 5 to 8 feet building to 6 to 10 feet, then subsiding
to 4 to 7 feet. waves occasionally around 13 feet. 
.saturday...east winds 10 to 15 knots becoming southeast. rain
likely saturday night. waves 3 to 5 feet subsiding to 2 to
4 feet. 

$$

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open lake forecast for lake huron
national weather service detroit/pontiac mi
318 pm est tue dec 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...low pressure, 29.80 inches, to travel from east
ontario into western quebec this afternoon. passage of this
system will veer wind direction to the northwest and will
increase wind speeds across the northern half of lake huron,
bringing gust to gales. high pressure, 30.40 inches, then quickly
fills in across the great lakes early tomorrow morning.


lhz361-362-240430-
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-
318 pm est tue dec 23 2025

...gale warning in effect until midnight est tonight...

.tonight...west winds to 30 knots with gusts to 35 knot gales
becoming northwest at 35 knot gales late in the evening...then
decreasing to 30 knots with gusts to 35 knot gales after midnight
becoming north 15 to 20 knots early in the morning. waves 10 to
14 feet. waves occasionally around 18 feet. 
.wednesday...north winds 5 to 10 knots veering to the southeast
early in the afternoon...then becoming south 10 to 15 knots late
in the afternoon. waves 5 to 7 feet subsiding to 1 to 3 feet.
waves occasionally around 10 feet. 
.wednesday night...south winds 10 to 15 knots veering to the west
after midnight. waves 2 to 4 feet. 
.thursday...north winds 15 to 20 knots becoming northeast 10 to
15 knots early in the afternoon. waves 2 to 4 feet. 
.thursday night...northeast winds 15 to 20 knots veering to the
east by midnight...then increasing to 20 to 25 knots with gusts
to around 30 knots after midnight. a chance of snow after
midnight. waves 4 to 6 feet building to 6 to 9 feet after
midnight. waves occasionally around 12 feet. 
.friday...southeast winds 20 to 25 knots with gusts to around
30 knots becoming east 10 to 15 knots. snow. waves 6 to 9 feet.
waves occasionally around 12 feet. 
.saturday...east winds 10 to 15 knots becoming southeast 15 to
20 knots . a chance of rain . waves 3 to 5 feet. 
.sunday...south winds 15 to 20 knots becoming west 20 to 25 knots
with gusts to around 30 knots in the late morning and early
afternoon...then increasing to 35 knot gales with gusts to
40 knot gales . a chance of rain and snow until afternoon...then
a chance of snow . waves 5 to 7 feet building to 12 to 16 feet.
waves occasionally around 20 feet. a gale warning may be needed. 


$$

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open lake forecast for lake huron
national weather service detroit/pontiac mi
318 pm est tue dec 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...low pressure, 29.80 inches, to travel from east
ontario into western quebec this afternoon. passage of this
system will veer wind direction to the northwest and will
increase wind speeds across the northern half of lake huron,
bringing gust to gales. high pressure, 30.40 inches, then quickly
fills in across the great lakes early tomorrow morning.


lhz363-462-240430-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
lake huron from port austin to harbor beach beyond 5nm off shore-
318 pm est tue dec 23 2025

.tonight...northwest winds 20 to 25 knots with gusts to around
30 knots decreasing to 15 to 20 knots early in the morning. waves
6 to 9 feet building to 10 to 14 feet in the late evening and
overnight. waves occasionally around 18 feet. 
.wednesday...north winds 10 to 15 knots decreasing to 5 to
10 knots late in the morning...then veering to the northeast
early in the afternoon veering to the south late in the
afternoon. waves 5 to 7 feet subsiding to 1 to 3 feet. waves
occasionally around 10 feet. 
.wednesday night...southwest winds 10 to 15 knots. waves 1 to
3 feet. 
.thursday...north winds 15 to 20 knots. waves 2 to 4 feet. 
.thursday night...northeast winds 15 to 20 knots veering to the
east after midnight. waves 4 to 6 feet. 
.friday...southeast winds 20 to 25 knots becoming east 5 to
10 knots. a chance of snow in the morning...then rain late in the
morning. snow late in the morning. waves 5 to 7 feet. waves
occasionally around 10 feet. 
.saturday...east winds 5 to 10 knots becoming southeast 10 to
15 knots until early evening...then increasing to 15 to 20 knots
by midnight. a chance of rain . waves 2 to 4 feet building to
3 to 5 feet . 
.sunday...south winds 15 to 20 knots becoming west 20 to 25 knots
with gusts to around 30 knots in the late morning and early
afternoon...then increasing to 35 knot gales with gusts to
40 knot gales . a chance of rain. a chance of snow. waves 5 to
7 feet building to 12 to 16 feet. waves occasionally around
20 feet. a gale warning may be needed. 


$$

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open lake forecast for lake huron
national weather service detroit/pontiac mi
318 pm est tue dec 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...low pressure, 29.80 inches, to travel from east
ontario into western quebec this afternoon. passage of this
system will veer wind direction to the northwest and will
increase wind speeds across the northern half of lake huron,
bringing gust to gales. high pressure, 30.40 inches, then quickly
fills in across the great lakes early tomorrow morning.


lhz463-464-240430-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
318 pm est tue dec 23 2025

.tonight...west winds 15 to 20 knots becoming northwest 20 to
25 knots by midnight...then decreasing to 15 to 20 knots early in
the morning. waves 4 to 6 feet building to 6 to 9 feet after
midnight. waves occasionally around 12 feet. 
.wednesday...northwest winds 10 to 15 knots becoming north 5 to
10 knots in the late morning and early afternoon...then backing
to the south late in the afternoon. waves 4 to 6 feet subsiding
to 2 to 4 feet late in the afternoon. waves occasionally around
8 feet. 
.wednesday night...south winds 10 to 15 knots. waves 1 to 3 feet.
.thursday...north winds 15 to 20 knots. waves 1 to 3 feet
building to 2 to 4 feet in the late morning and afternoon. 
.thursday night...northeast winds 15 to 20 knots veering to the
southeast after midnight. waves 3 to 5 feet. 
.friday...southeast winds 20 to 25 knots with gusts to around
30 knots becoming east 5 to 10 knots. freezing rain and snow
likely in the morning...then snow...freezing rain and rain late
in the morning. waves 4 to 6 feet. waves occasionally around
8 feet. 
.saturday...east winds 5 to 10 knots becoming southeast 10 to
15 knots until early evening...then increasing to 15 to 20 knots
by midnight. a chance of rain . waves 1 to 3 feet building to
3 to 5 feet by midnight. 
.sunday...south winds 15 to 20 knots veering to the west with
gusts to around 30 knots in the late morning and early
afternoon...then increasing to 30 knots with gusts to 40 knot
gales early in the evening increasing to 35 knot gales with gusts
to 40 knot gales by midnight. a chance of rain. a chance of snow.
waves 5 to 7 feet building to 10 to 14 feet . waves occasionally
around 18 feet. a gale warning may be needed. 


$$