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Northern Georgian Bay

Forecast

Marine Forecast

Issued 10:30 AM EST 05 December 2024

Today Tonight and Friday.

Gale warning in effect.

Wind north 35 knots diminishing to northwest 25 this afternoon and to northwest 15 near midnight. Wind backing to west 15 near noon Friday then veering to northwest 15 Friday evening.

Flurries ending this afternoon. Flurries Friday. Visibility 1 mile or less in flurries.

Waves

Issued 10:30 AM EST 05 December 2024
Today Tonight and Friday. Waves 1 to 1.5 metres building to 2 near noon then subsiding to 1 to 1.5 early this evening. Waves subsiding to 0.5 to 1 early Friday morning.

Extended Forecast

Issued 03:00 AM EST 05 December 2024
Saturday Wind north 15 knots increasing to southwest 25 in the afternoon.
Sunday Wind southwest 25 knots diminishing to southwest 15 late in the day.
Monday Wind southwest 15 knots.

Ice Forecast*

Issued 12:00 PM EST 4 December 2024 Today Tonight and Thursday Open water except 1 tenth new lake ice along parts of the shores.

*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 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 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
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Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EST 4 December 2024 Today Tonight and Thursday

Ice Coverage

Open water except 1 tenth new lake ice along parts of the shores.

Warnings

Warnings (In effect)

Gale warning in effect

Northern Georgian Bay

Issued 10:30 AM EST 05 December 2024

'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 EST 5 December 2024 Today Tonight and Friday At 10:30 a.m. EST today low 995 mb located east of Ottawa.
By 10:30 a.m. EST Friday low 972 mb located over southern Labrador.

At 10:30 a.m. EST today ridge located on a line north-south over
South Dakota.
By 10:30 a.m. EST Friday departing ridge located on a line
northeast-southwest over Arkansas.

At 10:30 a.m. EST Friday low 1016 mb located over Lake Superior.

Great Lakes - Lake Huron Area

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