fzus61 kbuf 040203
glflo 
expires:202610040900;;493170

open lake forecast for lake ontario
national weather service buffalo ny
1002 pm edt sat oct 3 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 30.3 inch high will slide northeast across northern 
new england tonight. a 29.7 inch low over northwest ontario sunday 
will deepen to 29.4 inches as it slides just south of james bay over 
central quebec sunday night, while sending a pair of cold fronts 
across the lake. a 30.2 inch high over the upper midwest will then 
build across the great lakes monday into tuesday, before sliding 
into the northeast wednesday. a cold front will then pass across the 
lake thursday.


loz062-040900-
lake ontario open waters from the niagara river to hamlin beach-
1002 pm edt sat oct 3 2026

.overnight...east winds 10 to 15 knots becoming southeast
15 to 20 knots. waves 1 to 3 feet. 
.sunday...southeast winds 5 to 10 knots becoming southwest. waves
1 to 3 feet subsiding to 1 foot or less. 
.sunday night...southwest winds 10 to 15 knots becoming northwest
15 to 20 knots. a chance of showers. waves 1 to 3 feet building
to 3 to 5 feet. 
.monday...northwest winds 15 to 25 knots. waves 3 to 6 feet
building to 4 to 7 feet, then subsiding to 3 to 6 feet. waves
occasionally around 9 feet. 
.monday night...northwest winds 15 to 20 knots diminishing to
10 to 15 knots. waves 3 to 6 feet subsiding to 1 to 3 feet. 
.tuesday...northwest winds 10 knots or less becoming southwest
10 to 15 knots. waves 2 feet or less. 
.wednesday...southwest winds 15 to 20 knots becoming west 10 to
15 knots. waves 2 to 4 feet. 
.thursday...west winds 10 to 15 knots. waves 1 to 3 feet. 

$$

fzus63 kdtx 040205
glflh 
expires:202610041015;;493276

open lake forecast for lake huron
national weather service detroit/pontiac mi
1005 pm edt sat oct 3 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...high pressure, 30.30 inches, will quickly exit east of
the region tonight. low pressure of 29.62 inches then tracks east
across southern ontario tonight into sunday, intensifying to
around 29.44 inches as it tracks east across the james bay area
sunday night. this low will drive a cold front across the region
on sunday, resulting in south winds to start the day becoming
west and northwesterly throughout sunday afternoon and evening.
northwest winds increase to around 25 to 30 knots sunday night
into monday morning, with gale force gusts to 35 knots appearing
more likely.


lhz361-362-041015-
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-
1005 pm edt sat oct 3 2026

...gale watch in effect from sunday evening through monday
morning...

.rest of tonight...south winds 10 to 15 knots increasing to 15 to
20 knots early in the morning. a chance of rain after midnight.
waves 1 to 3 feet building to 3 to 5 feet after midnight. 
.sunday...south winds 15 to 20 knots increasing to 20 to 25 knots
late in the morning...then becoming west 15 to 20 knots in the
afternoon. gusts to 30 knots. a chance of rain in the morning.
waves 5 to 7 feet. waves occasionally around 10 feet. 
.sunday night...northwest winds 20 to 25 knots with gusts to
35 knot gales. waves 6 to 9 feet. waves occasionally around
12 feet. 
.monday...northwest winds 20 to 25 knots with gusts to 35 knot
gales decreasing to 15 to 20 knots with gusts to around 30 knots
in the late morning and afternoon. waves 6 to 9 feet. waves
occasionally around 12 feet. 
.monday night...northwest winds 15 to 20 knots becoming light and
variable. waves 4 to 6 feet subsiding to 1 to 3 feet after
midnight. waves occasionally around 8 feet. 
.tuesday...light and variable winds becoming south 15 to 20 knots
with gusts to around 30 knots. waves 2 feet or less building to
5 to 7 feet. waves occasionally around 10 feet. 
.wednesday...southwest winds 15 to 20 knots with gusts to around
30 knots becoming west 10 to 15 knots. waves 3 to 5 feet. 
.thursday...west winds 10 to 15 knots. waves 1 to 3 feet building
to 2 to 4 feet. 


$$

fzus63 kdtx 040205
glflh 
expires:202610041015;;493277

open lake forecast for lake huron
national weather service detroit/pontiac mi
1005 pm edt sat oct 3 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...high pressure, 30.30 inches, will quickly exit east of
the region tonight. low pressure of 29.62 inches then tracks east
across southern ontario tonight into sunday, intensifying to
around 29.44 inches as it tracks east across the james bay area
sunday night. this low will drive a cold front across the region
on sunday, resulting in south winds to start the day becoming
west and northwesterly throughout sunday afternoon and evening.
northwest winds increase to around 25 to 30 knots sunday night
into monday morning, with gale force gusts to 35 knots appearing
more likely.


lhz363-041015-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
1005 pm edt sat oct 3 2026

.rest of tonight...south winds 10 to 15 knots increasing to 15 to
20 knots early in the morning. a chance of rain after midnight.
waves 1 to 3 feet building to 2 to 4 feet early in the morning. 
.sunday...southwest winds 15 to 20 knots becoming west 10 to
15 knots late in the afternoon. a chance of rain in the morning.
waves 3 to 5 feet. 
.sunday night...northwest winds 15 to 20 knots increasing to
20 to 25 knots with gusts to around 30 knots in the late evening
and overnight. waves 5 to 7 feet. waves occasionally around
10 feet. 
.monday...northwest winds 20 to 25 knots with gusts to around
30 knots decreasing to 10 to 15 knots. waves 5 to 7 feet. waves
occasionally around 10 feet. 
.monday night...northwest winds 10 to 15 knots decreasing to 5 to
10 knots after midnight. waves 3 to 5 feet. 
.tuesday...light and variable winds becoming southwest 5 to
10 knots late in the morning...then becoming south 15 to 20 knots
with gusts to around 30 knots late in the afternoon becoming
southwest 20 to 25 knots with gusts to around 30 knots late in
the evening. waves 1 to 3 feet building to 4 to 6 feet late in
the afternoon. waves occasionally around 8 feet. 
.wednesday...southwest winds 20 to 25 knots with gusts to around
30 knots decreasing to 10 to 15 knots until early evening...then
veering to the west by midnight. waves 5 to 7 feet subsiding to
2 to 4 feet. waves occasionally around 10 feet. 
.thursday...west winds 10 to 15 knots. waves 1 to 3 feet. 


$$

fzus63 kdtx 040205
glflh 
expires:202610041015;;493278

open lake forecast for lake huron
national weather service detroit/pontiac mi
1005 pm edt sat oct 3 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...high pressure, 30.30 inches, will quickly exit east of
the region tonight. low pressure of 29.62 inches then tracks east
across southern ontario tonight into sunday, intensifying to
around 29.44 inches as it tracks east across the james bay area
sunday night. this low will drive a cold front across the region
on sunday, resulting in south winds to start the day becoming
west and northwesterly throughout sunday afternoon and evening.
northwest winds increase to around 25 to 30 knots sunday night
into monday morning, with gale force gusts to 35 knots appearing
more likely.


lhz462>464-041015-
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-
1005 pm edt sat oct 3 2026

.rest of tonight...southeast winds 10 to 15 knots. waves 1 to
3 feet. 
.sunday...south winds 5 to 10 knots becoming southwest 10 to
15 knots in the late morning and afternoon. waves 1 to 3 feet. 
.sunday night...northwest winds 15 to 20 knots. waves 4 to
6 feet. 
.monday...northwest winds 20 to 25 knots decreasing to 10 to
15 knots. waves 5 to 7 feet. waves occasionally around 10 feet. 
.monday night...northwest winds 10 to 15 knots decreasing to 5 to
10 knots in the late evening and overnight. waves 3 to 5 feet. 
.tuesday...west winds 5 to 10 knots backing to the southwest late
in the morning...then becoming south 15 to 20 knots late in the
afternoon. waves 1 to 3 feet building to 3 to 5 feet late in the
afternoon. 
.wednesday...southwest winds 15 to 20 knots becoming west 10 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet . 
.thursday...west winds 10 to 15 knots. waves 1 to 3 feet. 


$$