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open lake forecast for lake ontario
national weather service buffalo ny
1002 pm edt thu may 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 broad area of high pressure averaging 29.8 inches will 
build from the ohio valley tonight to off the mid atlantic coast by 
friday night. a 29.5 inch low will then move from the upper great 
lakes saturday to central quebec sunday before weakening over 
northern quebec monday. a 30.3 inch high is then forecast to build 
from northwest ontario province monday to the central great lakes 
tuesday.


loz062-080900-
lake ontario open waters from the niagara river to hamlin beach-
1002 pm edt thu may 7 2026

.rest of tonight...west winds 10 knots or less. a chance of rain
showers late this evening. waves 1 foot or less. 
.friday...west winds 5 to 10 knots becoming south. waves 1 foot
or less. 
.friday night...south winds 5 to 10 knots. waves 2 feet or less. 
.saturday...south winds 5 to 15 knots. a chance of showers in the
afternoon. waves 2 feet or less. 
.saturday night...south winds 10 to 15 knots becoming west. a
chance of showers. waves 1 to 3 feet. 
.sunday...west winds 5 to 15 knots becoming northwest. waves 1 to
3 feet. 
.monday...northwest winds 5 to 10 knots. waves 2 feet or less. 
.tuesday...northwest winds 5 to 10 knots becoming southeast. a
chance of showers tuesday night. waves 1 foot or less. 

$$

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open lake forecast for lake huron
national weather service detroit/pontiac mi
1011 pm edt thu may 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...light and variable winds friday organize out of the
southwest saturday. breezy southwest flow is expected ahead of a
cold front that sweeps across the area saturday night bringing
shower and thunderstorm chances to the great lakes.


lhz361-362-081015-
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-
1011 pm edt thu may 7 2026

.rest of tonight...light and variable winds becoming southwest
5 to 10 knots after midnight. waves 2 feet or less. 
.friday...southwest winds 5 to 10 knots becoming southeast 10 to
15 knots late in the afternoon. waves 2 feet or less. 
.friday night...southeast winds 5 to 10 knots becoming south
10 to 15 knots after midnight. waves 1 to 3 feet. 
.saturday...south winds 10 to 15 knots increasing to 15 to
20 knots in the late morning and afternoon. a chance of showers.
waves 3 to 5 feet. 
.saturday night...northwest winds 15 to 20 knots. waves 5 to
7 feet. waves occasionally around 10 feet. 
.sunday...west winds 10 to 15 knots. waves 3 to 5 feet. 
.monday...northwest winds 10 to 15 knots decreasing to 5 to
10 knots by midnight. waves 3 to 5 feet. 
.tuesday...northwest winds 5 to 10 knots veering to the east .
waves 1 to 3 feet. 


$$

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open lake forecast for lake huron
national weather service detroit/pontiac mi
1011 pm edt thu may 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...light and variable winds friday organize out of the
southwest saturday. breezy southwest flow is expected ahead of a
cold front that sweeps across the area saturday night bringing
shower and thunderstorm chances to the great lakes.


lhz363-462>464-081015-
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-
1011 pm edt thu may 7 2026

.rest of tonight...light and variable winds becoming southwest
5 to 10 knots early in the morning. waves 2 feet or less. 
.friday...southwest winds 5 to 10 knots backing to the southeast
in the afternoon. waves 2 feet or less. 
.friday night...southeast winds 10 to 15 knots decreasing to 5 to
10 knots by midnight...then becoming south 10 to 15 knots after
midnight. waves 1 to 3 feet. 
.saturday...south winds 10 to 15 knots increasing to 15 to
20 knots early in the afternoon. a chance of showers. waves 2 to
4 feet building to 3 to 5 feet in the late morning and afternoon.
.saturday night...west winds 10 to 15 knots veering to the
northwest in the late evening and overnight. waves 3 to 5 feet. 
.sunday...west winds 5 to 10 knots veering to the east late in
the afternoon...then backing to the northwest late in the
evening. waves 3 to 5 feet subsiding to 1 to 3 feet late in the
morning...then building to 3 to 5 feet late in the evening. 
.monday...northwest winds 10 to 15 knots. waves 3 to 5 feet
subsiding to 1 to 3 feet . 
.tuesday...northwest winds 5 to 10 knots backing to the west in
the late morning and early afternoon...then backing to the east .
a chance of showers by midnight. waves 1 to 3 feet. 


$$