Western Lake Ontario
Forecast
Marine Forecast
Issued 06:30 PM EDT 10 July 2025
Tonight and Friday.
Wind west 10 knots becoming light this evening. Wind light Friday.
Scattered showers this evening with a risk of thunderstorms.
Waves
Issued 06:30 PM EDT 10 July 2025
Tonight and Friday.
Waves 0.5 metres or less subsiding to less than 0.5 near
midnight.
Extended Forecast
Issued 06:30 PM EDT 10 July 2025
Saturday
Wind light.
Sunday
Wind light.
Monday
Wind light.
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Weather Conditions
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Ice Conditions
*Ice Forecast and Warnings also apply to U.S. waters
Ice Forecasts
Issued 12:00 PM EDT 16 May 2025 Forecasts have ended for the season.Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 6:30 PM EDT 10 July 2025 Tonight and Friday At 6:30 p.m. EDT tonight ridge located on a line northeast-southwestover northeastern Ontario.
By 6:30 p.m. EDT Friday ridge located on a line northeast-southwest
over northern Lake Huron.
At 6:30 p.m. EDT tonight trough located on a line north-south over
the Ontario - Manitoba border.
By 6:30 p.m. EDT Friday trough located on a line northeast-southwest
over northern Ontario.
Great Lakes - Lake Huron Area
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