Lake St. Clair


Marine Forecast

Issued 10:30 AM EDT 24 October 2016

Today Tonight and Tuesday

Strong wind warning in effect.

Wind northwest 15 knots increasing to northwest 20 near noon then diminishing to northwest 15 this evening. Wind veering to north 15 Tuesday afternoon.

Chance of showers today.


Issued 10:30 AM EDT 24 October 2016
Today Tonight and Tuesday Waves one half metre building to one this afternoon then subsiding to one half metre near midnight.

Extended Forecast

Issued 03:00 AM EDT 24 October 2016
Wednesday Wind light becoming east 15 knots in the afternoon.
Thursday Wind southeast 15 knots increasing to west 20.
Friday Wind west 15 knots backing to south 15.

Stay connected


Weather Conditions

Skip Image

Zoom-in to make a selection

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 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 Goderich Sarnia Chris Hadfield Airport Tobermory Harrow AAFC Port Weller St. Catharines Airport Southeast Shoal Vineland Station Welland-Pelham Windsor Airport Burlington Lift Bridge Cobourg Hamilton Munro Int'l Airport Oshawa Municipal Airport Point Petre Toronto City Centre Airport CFB Trenton Peterborough Municipal Airport Killarney Western Islands Cove Island Long Point Port Colborne Erieau Point Pelee
buoy Buoy
land station Land Station
Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EDT 7 May 2016 Forecasts have ended for the season.

Warnings (In effect)

Strong wind warning in effect

Lake St. Clair

Issued 4:19 PM EDT 24 October 2016

'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.


Technical Marine Synopsis

Issued 10:30 AM EDT 24 October 2016 Today Tonight and Tuesday At 10:30 a.m. EDT today departing low 989 mb located over eastern

At 10:30 a.m. EDT today ridge located on a line northwest-southeast
over Manitoba.
By 10:30 a.m. EDT Tuesday ridge located on a line
northwest-southeast over Lake Superior.

Great Lakes - Lake Huron Area

Another Region

What we are doing

Date modified: