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open lake forecast for lake ontario
national weather service buffalo ny
1002 pm edt wed oct 15 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...an expansive 30.2 inch high will build from the upper 
great lakes to the lower great lakes tonight through friday. the 
large surface high will push off the east coast on saturday as a 
large 29.2 inch surface low tracks across ontario, pushing its 
associated warm front across the lake saturday, followed by an 
associated cold front crossing the lake later sunday into sunday 
night.


loz062-160900-
lake ontario open waters from the niagara river to hamlin beach-
1002 pm edt wed oct 15 2025

.overnight...north winds 10 to 15 knots increasing to 15 to
20 knots. waves 2 to 4 feet. 
.thursday...north winds 10 to 15 knots becoming northwest. waves
1 to 3 feet. 
.thursday night...north winds 5 to 15 knots becoming northeast.
waves 1 to 3 feet. 
.friday...northeast winds 5 to 10 knots becoming light and
variable. waves 1 foot or less. 
.friday night...southwest winds 10 knots or less becoming south.
a chance of showers. waves 1 foot or less. 
.saturday...south winds 5 to 15 knots. a chance of showers. waves
2 feet or less. 
.sunday...south winds 10 to 15 knots becoming southwest and
increasing to 15 to 25 knots. showers likely during the day, then
showers sunday night. waves 1 to 3 feet building to 3 to 6 feet. 
.monday...west winds 15 to 20 knots becoming southwest. showers
likely. waves 3 to 6 feet subsiding to 2 to 4 feet. 

$$
fzus63 kdtx 160156
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open lake forecast for lake huron
national weather service detroit/pontiac mi
956 pm edt wed oct 15 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...high pressure, 30.20 inches, will center over the
great lakes thursday morning, bringing light winds and dry 
weather. high pressure will then wash out across new england 
friday as a low pressure system strengthens and moves into 
western ontario. this will push a warm front across the great 
lakes, veering winds to the south, with wind speeds increasing in 
the wake of the front.


lhz362-363-161000-
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-
956 pm edt wed oct 15 2025

.rest of tonight...north winds 10 to 15 knots. waves 1 to 3 feet.
.thursday...north winds 5 to 10 knots in the morning becoming
light and variable. waves 1 to 3 feet. 
.thursday night...light and variable winds becoming south 5 to
10 knots after midnight. a chance of showers after midnight.
waves 2 feet or less. 
.friday...south winds 5 to 10 knots increasing to 15 to 20 knots.
showers likely in the morning...then a chance of showers in the
afternoon. waves 1 to 3 feet building to 5 to 7 feet. waves
occasionally around 10 feet. 
.friday night...south winds 15 to 20 knots increasing to 20 to
25 knots after midnight. a chance of showers. waves 5 to 7 feet.
waves occasionally around 10 feet. 
.saturday...south winds 20 to 25 knots with gusts to around
30 knots decreasing to 15 to 20 knots late in the afternoon. a
chance of showers. rain showers late in the afternoon. waves 6 to
9 feet. waves occasionally around 12 feet. 
.sunday...south winds 15 to 20 knots increasing to 20 to 25 knots
with gusts to around 30 knots in the late morning and early
afternoon...then veering to the west with gusts to around
30 knots until early morning. showers early in the morning. rain
showers likely. waves 6 to 9 feet. waves occasionally around
11 feet. 
.monday...west winds 20 to 25 knots becoming southwest 10 to
15 knots. a chance of showers. waves 5 to 7 feet. waves
occasionally around 10 feet. 


$$
fzus63 kdtx 160156
glflh 
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open lake forecast for lake huron
national weather service detroit/pontiac mi
956 pm edt wed oct 15 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...high pressure, 30.20 inches, will center over the
great lakes thursday morning, bringing light winds and dry 
weather. high pressure will then wash out across new england 
friday as a low pressure system strengthens and moves into 
western ontario. this will push a warm front across the great 
lakes, veering winds to the south, with wind speeds increasing in 
the wake of the front.


lhz462>464-161000-
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-
956 pm edt wed oct 15 2025

.rest of tonight...north winds 10 to 15 knots. waves 2 to 4 feet.
.thursday...north winds 5 to 10 knots. waves 1 to 3 feet. 
.thursday night...north winds 5 to 10 knots early in the evening
becoming light and variable...then becoming east 5 to 10 knots
after midnight. waves 2 feet or less. 
.friday...south winds 5 to 10 knots increasing to 10 to 15 knots
in the late morning and afternoon. a chance of showers. waves
2 feet or less building to 2 to 4 feet early in the afternoon. 
.friday night...south winds 10 to 15 knots increasing to 15 to
20 knots in the late evening and overnight. showers likely. waves
3 to 5 feet. 
.saturday...south winds 15 to 20 knots. a chance of showers late
in the morning. rain showers late in the evening. waves 5 to
7 feet. waves occasionally around 10 feet. 
.sunday...south winds 20 to 25 knots with gusts to around
30 knots veering to the west with gusts to around 30 knots until
early morning. showers. rain showers likely in the late evening
and early morning. waves 6 to 9 feet. waves occasionally around
12 feet. 
.monday...west winds 20 to 25 knots with gusts to around 30 knots
decreasing to 10 to 15 knots. a chance of showers. waves 6 to
9 feet subsiding to 3 to 5 feet in the late evening and early
morning. waves occasionally around 12 feet. 


$$
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