Lake St. Clair

Forecast

Marine Forecast

Issued 03:00 AM EST 13 December 2017

Today Tonight and Thursday.

Wind northwest 15 knots diminishing to southwest 10 early this morning then increasing to southeast 15 near noon. Wind backing to northeast 20 early this evening then to northwest 15 overnight. Wind diminishing to northwest 10 near noon Thursday then backing to southwest 10 Thursday evening.

Periods of snow beginning near noon changing to chance of flurries overnight. Visibility 1 mile or less in snow.

Waves

Issued 03:00 AM EST 13 December 2017
Today Tonight and Thursday. Waves one half metre building to one this evening then subsiding to one half metre Thursday morning.

Extended Forecast

Issued 03:00 AM EST 13 December 2017
Friday Wind light increasing to southwest 20 knots in the morning.
Saturday Wind northwest 15 knots diminishing to light.
Sunday Wind south 15 knots.

Ice Forecast*

Issued 12:00 PM EST 12 December 2017 Today Tonight and Wednesday Ice free except 2 tenths new lake ice along parts of the coast. 9 tenths new lake ice including 2 tenths thin lake ice in Sandusky Bay.

*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 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 Executive Airport Point Petre Toronto City Centre Airport CFB Trenton Peterborough Municipal Airport Killarney Western Islands Cove Island Long Point Port Colborne Erieau Point Pelee
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Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EST 12 December 2017 Today Tonight and Wednesday

Ice Coverage

Ice free except 2 tenths new lake ice along parts of the coast. 9
tenths new lake ice including 2 tenths thin lake ice in Sandusky
Bay.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EST 13 December 2017 Today Tonight and Thursday At 3:00 a.m. EST today trough located on a line east-west over
Lake Simcoe.
By 3:00 a.m. EST Thursday departing trough located on a line
northeast-southwest over Nova Scotia.

At 3:00 a.m. EST today ridge located on a line northwest-southeast
over northeastern Ontario.
By 3:00 a.m. EST Thursday ridge located on a line
northwest-southeast over northwestern Ontario.

At 3:00 a.m. EST today low 998 mb located over Minnesota.
By 3:00 a.m. EST Thursday low 998 mb located over southern
Pennsylvania.

Great Lakes - Lake Erie and Lake Ontario Area

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