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Western Lake Erie

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 20 July 2026

Today Tonight and Tuesday.

Strong wind warning in effect.

Wind light becoming south 10 knots this afternoon then increasing to south 15 this evening. Wind increasing to southwest 20 late overnight and to southwest 25 Tuesday morning. Wind diminishing to northwest 15 Tuesday evening.

Scattered showers Tuesday with a risk of thunderstorms.

Waves

Issued 10:30 AM EDT 20 July 2026
Today Tonight and Tuesday. Waves 0.5 metres or less building to 1 early Tuesday morning and to 2 near noon Tuesday. Waves subsiding to 0.5 or less Tuesday evening.

Extended Forecast

Issued 03:00 AM EDT 20 July 2026
Wednesday Wind northwest 20 knots.
Thursday Wind light.
Friday Wind light.

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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
Legend:
buoy Buoy
land station Land Station
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 20 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

Technical Marine Synopsis

Issued 10:30 AM EDT 20 July 2026 Today Tonight and Tuesday At 10:30 a.m. EDT today departing high 1016 mb located over
Pennsylvania.

At 10:30 a.m. EDT today low 998 mb located over northern Ontario.
By 10:30 a.m. EDT Tuesday low 992 mb located over James Bay.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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