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Eastern Lake Erie

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 18 April 2026

Today Tonight and Sunday.

Wind south 25 knots veering to southwest 25 near noon then to west 20 early this evening. Wind veering to northwest 20 Sunday evening.

Showers this afternoon and tonight with a risk of thunderstorms. Scattered showers or scattered flurries Sunday late in the day.

Waves

Issued 10:30 AM EDT 18 April 2026
Today Tonight and Sunday. Waves 1.5 metres building to 2 this afternoon then subsiding to 1.5 this evening.

Extended Forecast

Issued 03:00 AM EDT 18 April 2026
Monday Wind northwest 20 knots diminishing to light late in the day.
Tuesday Wind south 15 knots increasing to south 20.
Wednesday Wind southwest 20 knots.

Ice Forecast*

Issued 12:00 PM EDT 18 April 2026 Today Tonight and Sunday Open water.

*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 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

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

Ice Forecasts

Issued 12:00 PM EDT 18 April 2026 Today Tonight and Sunday

Ice Coverage

Open water.

Warnings

Watches (In effect)

Squall watch in effect

Eastern Lake Erie

Issued 4:16 PM EDT 18 April 2026 Showers or thunderstorms this afternoon could produce squalls with wind gusts up to 35 knots.

Vessels without lightning protection should make their way to shore immediately. Mariners are advised to prepare for potential squalls. Vulnerable vessels are most at risk and should seek safe harbour if underway. Consider delaying or postponing travel in areas under the Squall Watch.

Please continue to monitor alerts and forecasts issued by Environment Canada. For more information monitor Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EDT 18 April 2026 Today Tonight and Sunday At 10:30 a.m. EDT today low 986 mb located over James Bay.
By 10:30 a.m. EDT Sunday low 980 mb located over eastern Hudson Bay.

At 10:30 a.m. EDT today cold front located on a line north-south
over western Lake Huron.
By 10:30 a.m. EDT Sunday departing cold front located on a line
northeast-southwest over eastern Quebec.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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