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Southern Lake Huron

Forecast

Marine Forecast

Issued 06:30 PM EST 14 January 2026

Tonight and Thursday.

Wind north 25 knots increasing to north 30 this evening then diminishing to northwest 20 near noon Thursday. Wind diminishing to northwest 15 Thursday evening.

Flurries ending Thursday afternoon. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Freezing spray ending early Thursday afternoon. Risk of freezing spray late Thursday afternoon.

Waves

Issued 06:30 PM EST 14 January 2026
Tonight and Thursday. Waves 2 to 3 metres subsiding to 1 to 1.5 Thursday afternoon and to 0.5 to 1 Thursday evening.

Extended Forecast

Issued 06:30 PM EST 14 January 2026
Friday Wind light increasing to south 20 knots in the morning then veering to southwest 25 late in the day.
Saturday Wind southwest 20 knots diminishing to north 15 late in the day.
Sunday Wind west 15 knots increasing to southwest 25 late in the day.

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Weather Conditions

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

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

Ice Forecasts

Lake Huron

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

Ice Forecasts

Lake Michigan

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

Warnings (In effect)

Freezing spray warning in effect

Southern Lake Huron

Issued 6:30 PM EST 14 January 2026

Moderate or severe freezing spray is 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 6:30 PM EST 14 January 2026 Tonight and Thursday At 6:30 p.m. EST tonight trough located on a line
northeast-southwest over southern Ontario.
By 6:30 p.m. EST Thursday trough located on a line
northeast-southwest over New Brunswick.

At 6:30 p.m. EST tonight ridge located on a line northeast-southwest
over the Ontario - Minnesota border.
By 6:30 p.m. EST Thursday ridge located on a line
northeast-southwest over Lake Michigan.

At 6:30 p.m. EST tonight warm front located over northwestern
Manitoba.
By 6:30 p.m. EST Thursday warm front located over northwestern
Ontario.

Great Lakes - Lake Erie and Lake Ontario Area

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