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Georgian Bay

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 26 October 2026

Today Tonight and Tuesday.

Wind west 10 knots increasing to northwest 15 early this morning then veering to north 10 to 15 late this morning. Wind veering to northeast 15 early this evening then diminishing to east 10 Tuesday morning. Wind becoming light Tuesday afternoon then becoming southeast 10 Tuesday evening.

Scattered showers ending this morning.

Waves

Issued 03:00 AM EDT 26 October 2026
Today Tonight and Tuesday. Waves 0.5 metres or less building to 0.5 to 1 early this morning then subsiding to 0.5 or less near noon Tuesday.

Extended Forecast

Issued 03:00 AM EDT 26 October 2026
Wednesday Wind south 15 knots diminishing to light in the afternoon.
Thursday Wind southwest 15 to 20 knots veering to northwest 15 late in the day.
Friday Wind northwest 15 knots diminishing to light.

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Map of Great Lakes - Lake Huron marine weather areas Erieau CFB Trenton Muskoka Airport Parry Sound Harbour Toronto City Centre Airport Lake Simcoe Regional Airport Wiarton Airport Point Petre Lagoon City Western Islands Cobourg Port Colborne Windsor Airport Point Pelee Welland-Pelham Vineland Station Burlington Lift Bridge Southeast Shoal St. Catharines / Niagara District Airport Goderich Port Weller Long Point Harrow AAFC Hamilton Munro Int'l Airport Tobermory Sarnia Chris Hadfield Airport Oshawa Executive Airport Collingwood Port Stanley - 45132 Prince Edward Point - 45135 Georgian Bay - 45137 Grimsby - 45139 Port Colborne - 45142 South Georgian Bay - 45143 Lake St Clair - 45147 South Lake Huron - 45149 Lake Simcoe - 45151 Lake Nipissing - 45152 North Channel - 45154 Ajax - 45159 Sault Ste. Marie Airport Killarney Greater Sudbury Airport North Bay Airport Gore Bay-Manitoulin Airport Peterborough Municipal Airport Brockville Grenadier Island Kingston Airport
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land station Land Station
Ice Conditions

*Ice Forecast and Warnings also apply to U.S. waters

Ice Forecasts

Issued 12:00 PM EDT 17 May 2026 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 26 October 2026 Today Tonight and Tuesday At 3:00 a.m. EDT today departing ridge located on a line
northeast-southwest over West Virginia.

At 3:00 a.m. EDT today cold front located on a line
northeast-southwest over Lake Nipissing.
By 3:00 a.m. EDT Tuesday departing cold front located off the East
Coast of the U.S.

At 3:00 a.m. EDT today high 1040 mb located over southern
Saskatchewan.
By 3:00 a.m. EDT Tuesday ridge located on a line northwest-southeast
over Ontario.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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