Western Lake Ontario
Forecast
Marine Forecast
Issued 06:30 PM EDT 01 July 2025
Tonight and Wednesday.
Wind southwest 10 knots veering to west 10 near midnight then backing to southwest 10 Wednesday morning.
Scattered showers this evening with a risk of thunderstorms. Scattered showers Wednesday late in the day with a risk of thunderstorms.
Waves
Issued 06:30 PM EDT 01 July 2025
Tonight and Wednesday.
Waves 0.5 to 1 metre subsiding to 0.5 or less this
evening.
Extended Forecast
Issued 06:30 PM EDT 01 July 2025
Thursday
Wind light becoming west 15 knots in the
morning.
Friday
Wind light.
Saturday
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 3:00 AM EDT 2 July 2025 Today Tonight and Thursday At 3:00 a.m. EDT today ridge located on a line north-south overNorth Dakota.
By 3:00 a.m. EDT Thursday ridge located on a line north-south over
Thunder Bay.
At 3:00 a.m. EDT today cold front located on a line
northeast-southwest over northern Ontario.
By 3:00 a.m. EDT Thursday cold front located on a line east-west
over Wawa.
Great Lakes - Lake Huron Area
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