Georgian Bay
Forecast
Marine Forecast
Issued 03:00 AM EDT 23 April 2025
Today Tonight and Thursday.
Wind light becoming southeast 10 knots this evening then increasing to southeast 15 near midnight. Wind diminishing to southwest 10 Thursday morning then becoming variable 10 near noon Thursday. Wind becoming east 10 Thursday evening.
Scattered showers overnight and Thursday morning. Fog patches forming Thursday morning.
Strong wind warning program has ended for the season.
Waves
Issued 03:00 AM EDT 23 April 2025
Today Tonight and Thursday.
Waves 0.5 metres or less building to 0.5 to 1 overnight then
subsiding to 0.5 or less Thursday morning.
Extended Forecast
Issued 03:00 AM EDT 23 April 2025
Friday
Wind east 15 knots.
Saturday
Wind north 20 knots.
Sunday
Wind light.
Ice Forecast*
Issued 12:00 PM EDT 22 April 2025 Today Tonight and Wednesday Open water except 2 tenths thick lake ice near parts of the northern
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 22 April 2025 Today Tonight and WednesdayIce Coverage
Open water except 2 tenths thick lake ice near parts of the northern
shore.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM EDT 23 April 2025 Today Tonight and Thursday At 3:00 a.m. EDT today departing low 1012 mb located over centralQuebec.
At 3:00 a.m. EDT today ridge located from Sudbury to Lake Ontario.
By 3:00 a.m. EDT Thursday ridge located from James Bay to the
St. Lawrence River.
At 3:00 a.m. EDT today weakening low 1012 mb located near Lake of
the Woods.
By 3:00 a.m. EDT Thursday weakening low 1020 mb located north of
Lake Superior.
Great Lakes - Lake Huron Area
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