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Georgian Bay

Warnings

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.

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

 

[ Canadian Ice Service ]

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Map of Great Lakes - Lake Huron marine weather areas 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 Great Duck Island Brockville Grenadier Island Kingston Airport Collingwood Lagoon City Muskoka Airport Parry Sound Harbour Lake Simcoe Regional Airport Wiarton Airport Western Islands Cove Island Goderich Sarnia Chris Hadfield Airport Tobermory Harrow AAFC Long Point Port Weller St. Catharines / Niagara District Airport Southeast Shoal Vineland Station Welland-Pelham Windsor Airport Port Colborne Erieau Point Pelee Burlington Lift Bridge Cobourg Hamilton Munro Int'l Airport Oshawa Executive Airport Point Petre Toronto City Centre Airport CFB Trenton Peterborough Municipal 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 3 April 2025 Today Tonight and Friday

Ice 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

Another Region

Marine Weather for Canada

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