Georgian Bay
Forecast
Marine Forecast
Issued 06:30 PM EDT 11 May 2025
Tonight and Monday.
Wind light becoming southeast 10 knots this evening then veering to south 10 late overnight. Wind becoming light Monday morning.
Waves
Issued 06:30 PM EDT 11 May 2025
Tonight and Monday.
Waves 0.5 metres or less.
Extended Forecast
Issued 06:30 PM EDT 11 May 2025
Tuesday
Wind light becoming southeast 15 knots in the
afternoon.
Wednesday
Wind southeast 15 knots diminishing to light
late in the day.
Thursday
Wind light becoming southeast 15 knots late
in the day.
Ice Forecast*
Issued 12:00 PM EDT 11 May 2025 Today Tonight and Monday 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 11 May 2025 Today Tonight and MondayIce Coverage
Ice free.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 6:30 PM EDT 11 May 2025 Tonight and Monday At 6:30 p.m. EDT tonight high 1030 mb located over central Ontario.By 6:30 p.m. EDT Monday ridge located on a line north-south over
central Quebec.
At 6:30 p.m. EDT tonight quasi-stationary trough located on a line
east-west over northwestern Ontario.
Great Lakes - Lake Huron Area
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