Language selection

Features

Colour-coded Weather Alerts

Colour-coded Weather Alerts

Weather shortcuts

Southern Lake Huron

Forecast

Marine Forecast

Issued 06:30 PM EST 09 December 2025

Tonight and Wednesday.

Gale warning in effect.

Wind southwest 25 knots diminishing to southwest 15 this evening then backing to south 20 late overnight. Wind increasing to north 35 near noon Wednesday then backing to northwest 35 Wednesday evening.

Scattered flurries changing to snow near midnight then to rain or snow Wednesday morning. Flurries Wednesday evening. Visibility 1 mile or less in precipitation.

Waves

Issued 06:30 PM EST 09 December 2025
Tonight and Wednesday. Waves 2 metres subsiding to 1.5 near midnight then building to 3 Wednesday afternoon.

Extended Forecast

Issued 06:30 PM EST 09 December 2025
Thursday Wind northwest 25 knots.
Friday Wind northwest 15 knots increasing to southwest 25 late in the day.
Saturday Wind southwest 25 knots veering to northwest 20 late in the day.

Stay connected

ATOM

Weather Conditions

Skip Image

Zoom-in to make a selection

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

Gale warning in effect

Southern Lake Huron

Issued 6:30 PM EST 09 December 2025

'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 6:30 PM EST 9 December 2025 Tonight and Wednesday At 6:30 p.m. EST tonight dissipating low 1000 mb located over
Lake Superior.

At 6:30 p.m. EST tonight low 991 mb located over Minnesota.
By 6:30 p.m. EST Wednesday low 990 mb located over eastern Ontario.

At 6:30 p.m. EST tonight departing ridge located on a line
northeast-southwest over Maine.

Great Lakes - Lake Huron Area

Another Region

Date modified: