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Eastern Lake Erie

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 21 May 2025

Today Tonight and Thursday.

Strong wind warning in effect.

Wind northeast 20 knots veering to east 20 near noon then diminishing to variable 15 this evening. Wind becoming southwest 15 early Thursday morning then increasing to southwest 20 late Thursday morning. Wind veering to west 20 Thursday evening.

Periods of rain. Risk of thunderstorms this afternoon. Fog patches forming this afternoon and dissipating near noon Thursday.

Waves

Issued 10:30 AM EDT 21 May 2025
Today Tonight and Thursday. Waves 1 to 1.5 metres subsiding to 0.5 to 1 near midnight then building to 1 to 1.5 near noon Thursday.

Extended Forecast

Issued 03:00 AM EDT 21 May 2025
Friday Wind northwest 20 knots.
Saturday Wind west 15 knots.
Sunday Wind light.

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

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

Ice Forecasts

Issued 12:00 PM EDT 16 May 2025 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Eastern Lake Erie

Issued 10:30 AM EDT 21 May 2025

'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 or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EDT 21 May 2025 Today Tonight and Thursday At 10:30 a.m. EDT today ridge located on a line north-south over
northern Ontario.
By 10:30 a.m. EDT Thursday ridge located on a line north-south
over northwestern Ontario.

At 10:30 a.m. EDT today low 1002 mb located over Ohio.
By 10:30 a.m. EDT Thursday low 1001 mb located over southwestern
Ontario.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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