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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 05 October 2024

Today Tonight and Sunday.

Strong wind warning in effect.

Wind north 15 knots diminishing to light this morning then becoming southeast 10 this evening. Wind increasing to south 15 overnight and to southwest 20 Sunday morning. Wind diminishing to west 15 Sunday evening.

Showers Sunday afternoon and evening with a risk of thunderstorms.

Waves

Issued 03:00 AM EDT 05 October 2024
Today Tonight and Sunday. Waves 0.5 to 1 metre subsiding to 0.5 or less near noon then building to 0.5 to 1 Sunday morning. Waves building to 1 to 1.5 near noon Sunday.

Extended Forecast

Issued 03:00 AM EDT 05 October 2024
Monday Wind northwest 20 knots.
Tuesday Wind northwest 15 knots.
Wednesday Wind northwest 15 knots.

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Map of Great Lakes - Lake Huron marine weather areas N Huron - 45003 W Erie - 45005 S Huron - 45008 Lake Ontario - 45012 Port Stanley - 45132 Prince Edward Point - 45135 Georgian Bay - 45137 Grimsby - 45139 Port Colborne - 45142 South Georgian Bay - 45143 Lake St Clair - 45147 South Lake Huron - 45149 Lake Simcoe - 45151 Lake Nipissing - 45152 North Channel - 45154 Ajax - 45159 Sault Ste. Marie Airport Killarney Greater Sudbury Airport North Bay Airport Gore Bay-Manitoulin Airport Great Duck Island Brockville Grenadier Island Kingston Airport Collingwood Lagoon City Muskoka Airport Parry Sound Harbour Lake Simcoe Regional Airport Wiarton Airport Western Islands Cove Island Goderich Sarnia Chris Hadfield Airport Tobermory Harrow AAFC Long Point Port Weller St. Catharines / Niagara District Airport Southeast Shoal Vineland Station Welland-Pelham Windsor Airport Port Colborne Erieau Point Pelee Burlington Lift Bridge Cobourg Hamilton Munro Int'l Airport Oshawa Executive Airport Point Petre Toronto City Centre Airport CFB Trenton Peterborough Municipal Airport
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Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EDT 27 April 2024 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Western Lake Ontario

Issued 03:00 AM EDT 05 October 2024

'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 3:00 AM EDT 5 October 2024 Today Tonight and Sunday At 3:00 a.m. EDT today ridge from 1027 mb high located on a line
northeast-southwest over northeastern Ontario.
By 3:00 a.m. EDT Sunday ridge located on a line northeast-southwest
over eastern Ontario.

At 3:00 a.m. EDT today low 991 mb located over southern
Saskatchewan.
By 3:00 a.m. EDT Sunday low 992 mb located over northwestern
Ontario.

By 3:00 a.m. EDT Sunday cold front from low located on a line
north-south over Lake Superior.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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