Western Lake Ontario
Forecast
Marine Forecast
Issued 06:30 PM EDT 13 May 2025
Tonight and Wednesday.
Wind east 15 knots tonight and Wednesday.
Scattered showers ending Wednesday morning. Scattered showers Wednesday late in the day. Fog patches.
Waves
Issued 06:30 PM EDT 13 May 2025
Tonight and Wednesday.
Waves 1 metre.
Extended Forecast
Issued 06:30 PM EDT 13 May 2025
Thursday
Wind light.
Friday
Wind light.
Saturday
Wind light becoming southwest 15
knots.
Ice Forecast*
Issued 12:00 PM EDT 13 May 2025 Today Tonight and Wednesday Ice free.
*Ice Forecast and Warnings also apply to U.S. waters
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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 13 May 2025 Today Tonight and WednesdayIce Coverage
Ice free.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 6:30 PM EDT 13 May 2025 Tonight and Wednesday At 6:30 p.m. EDT tonight quasi-stationary ridge located on a linenortheast-southwest over Georgian Bay.
At 6:30 p.m. EDT tonight trough located on a line
northwest-southeast over northwestern Ontario.
By 6:30 p.m. EDT Wednesday trough located on a line east-west over
Lake Nipigon.
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