Georgian Bay
Forecast
Marine Forecast
Issued 10:30 AM EDT 04 April 2025
Today Tonight and Saturday.
Wind northwest 10 knots becoming light near noon then becoming east 15 near midnight. Wind diminishing to north 10 Saturday morning then increasing to west 15 Saturday afternoon. Wind veering to northwest 20 Saturday evening.
Periods of rain Saturday.
Strong wind warning program has ended for the season.
Waves
Issued 10:30 AM EDT 04 April 2025
Today Tonight and Saturday.
Waves 0.5 metres or less building to 0.5 to 1 late overnight then
subsiding to 0.5 or less near noon Saturday. Waves building to 0.5 to 1 Saturday
evening.
Extended Forecast
Issued 03:00 AM EDT 04 April 2025
Sunday
Wind northwest 20 knots.
Monday
Wind southeast 15 knots increasing to northwest
30 late in the day.
Tuesday
Wind northwest 20 knots.
Ice Forecast*
Issued 12:00 PM EDT 3 April 2025 Today Tonight and Friday Open water except 1 tenth thick lake ice near the northeastern
shore. CONSOLIDATED rotten thick lake ice along the northeastern
shore.
*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 3 April 2025 Today Tonight and FridayIce Coverage
Open water except 1 tenth thick lake ice near the northeastern
shore. CONSOLIDATED rotten thick lake ice along the northeastern
shore.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 10:30 AM EDT 4 April 2025 Today Tonight and Saturday At 10:30 a.m. EDT today high 1029 mb located over Lake Huron.By 10:30 a.m. EDT Saturday departing high 1033 mb located northeast
of New Brunswick.
By 10:30 a.m. EDT Saturday low 1008 mb located over southwestern
Ontario.
Great Lakes - Lake Huron Area
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