Georgian Bay
Forecast
Marine Forecast
Issued 10:30 AM EDT 08 July 2025
Today Tonight and Wednesday.
Wind light today tonight and Wednesday.
Scattered showers Wednesday with a risk of thunderstorms.
Waves
Issued 10:30 AM EDT 08 July 2025
Today Tonight and Wednesday.
Waves less than 0.5 metres.
Extended Forecast
Issued 03:00 AM EDT 08 July 2025
Thursday
Wind light.
Friday
Wind light.
Saturday
Wind light becoming southeast 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 10:30 AM EDT 8 July 2025 Today Tonight and Wednesday At 10:30 a.m. EDT today ridge located on a line northeast-southwestover Sudbury.
By 10:30 a.m. EDT Wednesday ridge located on a line
northeast-southwest over southern Ontario.
At 10:30 a.m. EDT today low 1015 mb located over northern Wisconsin.
By 10:30 a.m. EDT Wednesday low 1014 mb located over eastern
Michigan.
At 10:30 a.m. EDT today ridge located on a line north-south over
Manitoba.
By 10:30 a.m. EDT Wednesday ridge located on a line
northeast-southwest over Thunder Bay.
Great Lakes - Lake Erie and Lake Ontario Area
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