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Lake Simcoe

Warnings

Forecast

Marine Forecast

Issued 05:00 PM EDT 17 July 2026

Tonight and Saturday.

Strong wind warning in effect.

Wind light becoming south 15 knots near midnight then veering to southwest 15 early Saturday morning. Wind increasing to west 20 near noon Saturday then veering to northwest 25 Saturday afternoon.

Scattered showers overnight and Saturday with a risk of thunderstorms. Smoke forming early this evening and dissipating near noon Saturday. Smoke reforming Saturday evening. Visibility as low as 1 mile in smoke.

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

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Strong wind warning in effect

Lake Simcoe

Issued 5:00 PM EDT 17 July 2026

'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio.

Synopsis

There is no Synopsis issued for this area.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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