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open lake forecast for lake ontario
national weather service buffalo ny
1002 pm est fri dec 19 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 28.9 inch low over central quebec will continue 
to move east tonight. in its wake, a 30.1 inch high will slowly 
build across the lake tonight and early saturday, before drifting 
off the atlantic coastline later saturday and saturday night. a 29.5 
inch low moving across ontario and quebec will push its attendant 
cold front across the lake sunday. a large 30.6 inch high will then 
build east across the lake monday. a 29.8 inch low just north of 
lake superior tuesday will pass north of the lake, resulting in a 
pair of fronts passing across the region.


loz062-201000-
lake ontario open waters from the niagara river to hamlin beach-
1002 pm est fri dec 19 2025

...gale warning in effect until 3 am est saturday...
...gale watch in effect from saturday evening through sunday
evening...

.rest of tonight...west gales to 35 knots diminishing to 15 to
25 knots. a chance of snow showers late this evening. waves 12 to
16 feet subsiding to 7 to 10 feet. waves occasionally around
20 feet. 
.saturday...southwest winds 10 to 15 knots increasing to 15 to
25 knots. waves 3 to 6 feet. 
.saturday night...southwest winds to 30 knots becoming west and
increasing to 35 knot gales overnight. a chance of rain showers
in the evening. waves 6 to 9 feet building to 10 to 15 feet.
waves occasionally around 19 feet. 
.sunday...west gales to 35 knots. a chance of snow showers. waves
10 to 15 feet subsiding to 9 to 12 feet. waves occasionally
around 19 feet. 
.sunday night...west winds to 30 knots diminishing to 10 to
15 knots. a chance of snow showers in the evening. waves 8 to
11 feet subsiding to 3 to 6 feet. waves occasionally around
14 feet. 
.monday...west winds 10 to 15 knots becoming south. snow and rain
showers likely monday night. waves 2 to 4 feet subsiding to 1 to
3 feet. 
.tuesday...southwest winds 15 to 25 knots becoming northwest.
rain and snow showers likely during the day. waves 2 to 4 feet
building to 3 to 6 feet. 
.wednesday...northwest winds 5 to 15 knots becoming southeast. a
chance of rain showers wednesday night. waves 2 to 4 feet
subsiding to 2 feet or less. 

$$

fzus63 kdtx 200208
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open lake forecast for lake huron
national weather service detroit/pontiac mi
908 pm est fri dec 19 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, 29.30 inches, will track across northern
ontario saturday, driving a weak cold front across the great
lakes. despite the weak nature of the front, strong wind fields
will be present ahead and in the wake of the front, leading to
another round of gales on lake huron saturday and saturday night.
high pressure, 30.50 inches, will expand into the western great
lakes on sunday, bringing dry conditions and weakening winds.


lhz361-362-201015-
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-
908 pm est fri dec 19 2025

...gale warning in effect from saturday afternoon through sunday
morning...

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


$$

fzus63 kdtx 200208
glflh 
expires:202512201015;;890102

open lake forecast for lake huron
national weather service detroit/pontiac mi
908 pm est fri dec 19 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, 29.30 inches, will track across northern
ontario saturday, driving a weak cold front across the great
lakes. despite the weak nature of the front, strong wind fields
will be present ahead and in the wake of the front, leading to
another round of gales on lake huron saturday and saturday night.
high pressure, 30.50 inches, will expand into the western great
lakes on sunday, bringing dry conditions and weakening winds.


lhz363-462>464-201015-
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-
908 pm est fri dec 19 2025

...gale warning in effect from 7 am est saturday through late
saturday night...

.rest of tonight...west winds 15 to 20 knots decreasing to 10 to
15 knots after midnight...then becoming south 15 to 20 knots
early in the morning. waves 10 to 14 feet subsiding to 4 to
6 feet. waves occasionally around 18 feet. 
.saturday...south winds 20 to 25 knots increasing to 30 knots in
the late morning and afternoon. gusts to 35 knot gales. a chance
of snow in the morning...then a chance of snow and rain in the
afternoon. waves 8 to 12 feet. waves occasionally around 15 feet.
.saturday night...west winds to 30 knots with gusts to 40 knot
gales. a chance of rain and snow in the evening. freezing spray
after midnight. waves 10 to 14 feet. waves occasionally around
18 feet. 
.sunday...west winds to 30 knots decreasing to 15 to 20 knots.
freezing spray in the morning. waves 10 to 14 feet. waves
occasionally around 18 feet. 
.sunday night...west winds 10 to 15 knots backing to the
southwest after midnight. waves 4 to 6 feet. waves occasionally
around 8 feet. 
.monday...southwest winds 15 to 20 knots backing to the south
late in the evening. a chance of snow. a chance of rain late in
the evening. waves 4 to 6 feet. waves occasionally around 8 feet.
.tuesday...southwest winds 15 to 20 knots veering to the west
early in the evening...then becoming northwest 10 to 15 knots by
midnight. waves 5 to 7 feet. waves occasionally around 10 feet. 
.wednesday...northwest winds 5 to 10 knots veering to the east in
the late morning and early afternoon...then becoming south 10 to
15 knots . waves 3 to 5 feet subsiding to 2 to 4 feet. 


$$