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Western Lake Erie

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 19 May 2026

Today Tonight and Wednesday.

Strong wind warning in effect.

Wind southwest 15 knots increasing to southwest 20 this morning and to southwest 25 early this evening. Wind diminishing to north 20 overnight and to north 15 Wednesday morning.

Scattered showers ending Wednesday morning. Risk of thunderstorms early this morning and this afternoon and early this evening. Fog patches forming this afternoon and dissipating early Wednesday morning.

Waves

Issued 10:30 AM EDT 19 May 2026
Today Tonight and Wednesday. Waves 0.5 metres building to 1 this afternoon.

Extended Forecast

Issued 03:00 AM EDT 19 May 2026
Thursday Wind north 15 knots veering to northeast 20 late in the day.
Friday Wind northeast 20 knots.
Saturday Wind east 25 knots.

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

Warnings (In effect)

Strong wind warning in effect

Western Lake Erie

Issued 10:30 AM EDT 19 May 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 or Weatheradio stations.

Watches (In effect)

Squall watch in effect

Western Lake Erie

Issued 11:21 AM EDT 19 May 2026 Conditions are favourable for the development of squalls with wind gusts up to 50 knots and hail.

Thunderstorms will move eastward across the area this afternoon and evening.

Mariners are advised to prepare for potential squalls. Vulnerable vessels are most at risk and should seek safe harbour if underway.

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 19 May 2026 Today Tonight and Wednesday At 10:30 a.m. EDT today low 1005 mb located over eastern Lake
Superior.
By 10:30 a.m. EDT Wednesday low 997 mb located over central Quebec.

At 10:30 a.m. EDT today cold front located from Lake Superior
to Missouri.
By 10:30 a.m. EDT Wednesday cold front located on a line
northeast-southwest over the St. Lawrence River.

At 10:30 a.m. EDT today ridge located on a line northeast-southwest
over Manitoba.
By 10:30 a.m. EDT Wednesday ridge located on a line
northeast-southwest over Minnesota.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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