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open lake forecast for lake ontario
national weather service buffalo ny
1009 pm edt tue apr 7 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 29.9 inch clipper low will move off the new england 
coast this evening. a 30.6 inch high will then build over the lower 
great lakes tonight, then east across new england wednesday before 
moving southeast of nova scotia thursday. a 29.5 inch low will then 
move from the north shore of lake superior wednesday night to 
northern quebec by thursday night, with a trailing cold front 
crossing the lake thursday night and friday. a 30.5 inch high is 
then forecast to build into the central great lakes saturday, then 
drift east to new england by sunday.


loz062-080900-
lake ontario open waters from the niagara river to hamlin beach-
1009 pm edt tue apr 7 2026

.overnight...north winds 5 to 15 knots becoming northeast
less than 10 knots. waves 1 to 3 feet subsiding to 1 foot or
less. 
.wednesday...southeast winds 5 to 15 knots becoming east. waves
2 feet or less. 
.wednesday night...east winds 10 to 15 knots becoming south 15 to
20 knots. waves 2 to 4 feet building to 3 to 5 feet. 
.thursday...south winds 15 to 25 knots becoming southwest. a
chance of showers in the afternoon. waves 3 to 6 feet. 
.thursday night...southwest winds 15 to 20 knots becoming
northwest and diminishing to 5 to 10 knots. a chance of rain
showers. waves 3 to 6 feet subsiding to 1 to 2 feet. 
.friday...north winds 5 to 10 knots becoming northwest. rain
showers. waves 2 feet or less. 
.saturday...northwest winds 10 knots or less becoming southeast.
waves 1 foot or less. 
.sunday...southeast winds 5 to 10 knots becoming southwest and
increasing to 15 to 20 knots. a chance of rain showers. waves
2 feet or less building to 3 to 5 feet. 

$$

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open lake forecast for lake huron
national weather service detroit/pontiac mi
943 pm edt tue apr 7 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, 30.60 inches, maintains calm conditions
today and most of wednesday. unsettled weather returns wednesday
night with gusty winds and rain expected ahead of low pressure,
29.40 inches.


lhz362-363-080945-
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-
943 pm edt tue apr 7 2026

.rest of tonight...south winds 10 to 15 knots increasing to 15 to
20 knots early in the morning. waves 1 to 3 feet building to 3 to
5 feet early in the morning. 
.wednesday...south winds 15 to 20 knots increasing to 20 to
25 knots with gusts to around 30 knots in the afternoon. waves
5 to 7 feet building to 8 to 12 feet in the afternoon. waves
occasionally around 15 feet. 
.wednesday night...south winds 20 to 25 knots with gusts to
around 30 knots. rain likely after midnight. waves 10 to 14 feet.
waves occasionally around 18 feet. 
.thursday...southwest winds 15 to 20 knots decreasing to 10 to
15 knots early in the afternoon. waves 8 to 12 feet subsiding to
4 to 6 feet early in the afternoon. waves occasionally around
15 feet. 
.thursday night...west winds 10 to 15 knots. a chance of rain and
snow after midnight. waves 3 to 5 feet subsiding to 1 to 3 feet
after midnight. 
.friday...northeast winds 5 to 10 knots backing to the northwest
late in the evening. a chance of snow and rain in the morning...
then a chance of rain late in the morning. waves 2 feet or less. 
.saturday...northwest winds 5 to 10 knots backing to the
southeast early in the evening...then increasing to 10 to
15 knots by midnight. waves 1 to 3 feet. 
.sunday...south winds 15 to 20 knots increasing to 20 to 25 knots
with gusts to around 30 knots by midnight. a chance of rain.
waves 5 to 7 feet. waves occasionally around 10 feet. 


$$

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open lake forecast for lake huron
national weather service detroit/pontiac mi
943 pm edt tue apr 7 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, 30.60 inches, maintains calm conditions
today and most of wednesday. unsettled weather returns wednesday
night with gusty winds and rain expected ahead of low pressure,
29.40 inches.


lhz462>464-080945-
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-
943 pm edt tue apr 7 2026

.rest of tonight...southeast winds 5 to 10 knots becoming south
10 to 15 knots after midnight. waves 1 to 3 feet. 
.wednesday...south winds 10 to 15 knots increasing to 15 to
20 knots in the late morning and afternoon. waves 3 to 5 feet
building to 4 to 6 feet in the afternoon. waves occasionally
around 8 feet. 
.wednesday night...south winds 20 to 25 knots with gusts to
around 30 knots. a chance of rain after midnight. waves 6 to
9 feet. waves occasionally around 12 feet. 
.thursday...south winds 20 to 25 knots with gusts to around
30 knots becoming southwest 10 to 15 knots. a chance of rain.
waves 5 to 7 feet. waves occasionally around 10 feet. 
.thursday night...west winds 10 to 15 knots becoming northeast
after midnight. a chance of rain and snow after midnight. waves
2 to 4 feet subsiding to 1 to 3 feet in the late evening and
overnight. 
.friday...northeast winds 5 to 10 knots. a chance of rain and
snow in the morning...then rain likely late in the morning. waves
2 feet or less. 
.saturday...northwest winds 5 to 10 knots early in the morning
becoming light and variable...then becoming southeast 5 to
10 knots by midnight. waves 2 feet or less. 
.sunday...southeast winds 10 to 15 knots becoming south 15 to
20 knots. a chance of rain. waves 3 to 5 feet building to 4 to
6 feet by midnight. waves occasionally around 8 feet. 


$$