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Southern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 15 March 2026

Today Tonight and Monday.

Gale warning in effect.

Wind southeast 30 knots increasing to southeast 35 near noon then veering to south 35 near midnight. Wind diminishing to southwest 30 Monday morning then increasing to west 35 Monday evening.

Snow with a risk of freezing rain changing to scattered flurries near noon then to showers this afternoon and ending Monday morning. Risk of thunderstorms overnight and Monday morning. Scattered flurries Monday evening. Visibility 1 mile or less in precipitation.

Waves

Issued 10:30 AM EDT 15 March 2026
Today Tonight and Monday. Over open water waves 1.5 metres building to 2 this afternoon and to 3 this evening. Waves subsiding to 2 near noon Monday then building to 3 Monday evening.

Extended Forecast

Issued 03:00 AM EDT 15 March 2026
Tuesday Wind northwest 35 knots diminishing to northwest 25 in the morning.
Wednesday Wind west 15 knots backing to southwest 20.
Thursday Wind southwest 20 knots diminishing to light.

Ice Forecast*

Issued 12:00 PM EDT 15 March 2026 Today Tonight and Monday Open water except 3 tenths thick lake ice in southern Saginaw Bay. 8 tenths thick lake ice along parts of the eastern shore. Consolidated thick lake ice along parts of the northeastern shore.

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

    

[ Canadian Ice Service ]

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

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

Ice Forecasts

Southern Lake Huron

Issued 12:00 PM EDT 15 March 2026 Today Tonight and Monday

Ice Coverage

Open water except 3 tenths thick lake ice in southern Saginaw Bay. 8
tenths thick lake ice along parts of the eastern shore. Consolidated
thick lake ice along parts of the northeastern shore.

Ice Forecasts

Northern Lake Michigan

Issued 12:00 PM EDT 15 March 2026 Today Tonight and Monday

Ice Coverage

Open water except 5 tenths medium lake ice in Grand Traverse Bay. 7
tenths thick lake ice north of and east of Fox Islands. Consolidated
thick lake ice near the Straits of Mackinac and in Little Traverse
Bay.

Ice Forecasts

Southern Lake Michigan

Issued 12:00 PM EDT 15 March 2026 Today Tonight and Monday

Ice Coverage

Open water.

Ice Forecasts

Green Bay

Issued 12:00 PM EDT 15 March 2026 Today Tonight and Monday

Ice Coverage

4 tenths thick lake ice. Consolidated thick lake ice in Bays de Noc
and southern Green Bay.

Warnings

Warnings (In effect)

Gale warning in effect

Southern Lake Huron

Issued 10:30 AM EDT 15 March 2026

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 10:30 AM EDT 15 March 2026 Today Tonight and Monday At 10:30 a.m. EDT today departing ridge located on a line
north-south over eastern Ontario.

At 10:30 a.m. EDT today low 992 mb located over Iowa.
By 10:30 a.m. EDT Monday low 986 mb located over Lake Huron.

Great Lakes - Lake Huron Area

Another Region

Marine Weather for Canada

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