Western Lake Ontario
Forecast
Marine Forecast
Issued 06:30 PM EDT 17 June 2025
Tonight and Wednesday.
Wind east 10 knots becoming southwest 10 this evening then becoming light early Wednesday morning. Wind becoming southeast 10 Wednesday evening.
Scattered showers overnight and Wednesday. Risk of thunderstorms Wednesday afternoon and evening. Fog patches forming this evening.
Waves
Issued 06:30 PM EDT 17 June 2025
Tonight and Wednesday.
Waves 0.5 metres or less.
Extended Forecast
Issued 06:30 PM EDT 17 June 2025
Thursday
Wind southwest 20 knots.
Friday
Wind light.
Saturday
Wind light becoming southwest 15
knots.
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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 17 June 2025 Tonight and Wednesday At 6:30 p.m. EDT tonight departing low 997 mb located south ofJames Bay.
By 6:30 p.m. EDT Wednesday approaching low 1003 mb located over
southern Lower Michigan.
By 6:30 p.m. EDT Wednesday ridge located on a line
northwest-southeast over northern Ontario.
Great Lakes - Lake Huron Area
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