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Southern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EST 17 February 2025

Tonight and Tuesday.

Wind west 30 knots veering to northwest 30 this evening except west 20 near the south end. Wind diminishing to northwest 25 Tuesday afternoon.

Flurries. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Freezing spray.

Waves

Issued 06:30 PM EST 17 February 2025
Tonight and Tuesday. Over open water waves 2 to 3 metres subsiding to 2 Tuesday evening.

Extended Forecast

Issued 06:30 PM EST 17 February 2025
Wednesday Wind northwest 20 knots.
Thursday Wind north 15 knots backing to northwest 20 late in the day.
Friday Wind northwest 20 knots.

Ice Forecast*

Issued 12:00 PM EST 17 February 2025 Today Tonight and Tuesday Ice pressure warning in effect. Open water except 9 tenths thin lake ice including 1 tenth medium lake ice along the western shore. 7 tenths medium lake ice along the eastern and southern shores. Consolidated thick lake ice in Saginaw Bay. Strong ice pressure along parts of the eastern shore developing overnight and continuing Tuesday.

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

    

[ Canadian Ice Service ]

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Map of Great Lakes - Lake Erie and Lake Ontario marine weather areas 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
Legend:
buoy Buoy
land station Land Station
Ice Conditions

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

Ice Forecasts

Southern Lake Huron

Issued 12:00 PM EST 17 February 2025 Today Tonight and Tuesday

Ice Coverage

Ice pressure warning in effect.

Open water except 9 tenths thin lake ice including 1 tenth medium
lake ice along the western shore. 7 tenths medium lake ice along the
eastern and southern shores. Consolidated thick lake ice in Saginaw
Bay. Strong ice pressure along parts of the eastern shore developing
overnight and continuing Tuesday.

Ice Forecasts

Northern Lake Michigan

Issued 12:00 PM EST 17 February 2025 Today Tonight and Tuesday

Ice Coverage

Open water except 9 tenths medium lake ice including 2 tenths thin
lake ice north and east of Beaver Island. Consolidated thick lake
ice along the shore and in the Straits of Mackinac.

Ice Forecasts

Southern Lake Michigan

Issued 12:00 PM EST 17 February 2025 Today Tonight and Tuesday

Ice Coverage

Open water except 9 tenths new lake ice including 3 tenths medium
lake ice along the shore.

Ice Forecasts

Green Bay

Issued 12:00 PM EST 17 February 2025 Today Tonight and Tuesday

Ice Coverage

Consolidated thick lake ice.

Warnings

Warnings (In effect)

Freezing spray warning in effect

Southern Lake Huron

Issued 9:04 PM EST 17 February 2025

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.

Ice pressure warning in effect

Southern Lake Huron

Issued 12:00 PM EST 17 February 2025

Navigators in this marine area should be on the lookout for hazardous ice conditions and take necessary safety precautions. Please refer to the latest ice forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio stations.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EST 17 February 2025 Tonight and Tuesday At 6:30 p.m. EST tonight departing low 961 mb located north of
Prince Edward Island.

At 6:30 p.m. EST tonight high 1047 mb located over central
Saskatchewan.
By 6:30 p.m. EST Tuesday quasi-stationary high 1050 mb located
over southern Saskatchewan.

Great Lakes - Lake Erie and Lake Ontario Area

Another Region

Marine Weather for Canada

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