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Northern Georgian Bay

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 23 March 2023

Today Tonight and Friday.

Wind northwest 15 knots increasing to northwest 20 this afternoon then veering to north 15 near midnight. Wind diminishing to north 10 Friday morning then becoming light Friday afternoon.

Waves

Issued 10:30 AM EDT 23 March 2023
Today Tonight and Friday. Waves 0.5 to 1 metre building to 1 to 1.5 near noon then subsiding to 0.5 to 1 late overnight. Waves subsiding to less than 0.5 near noon Friday.

Extended Forecast

Issued 03:00 AM EDT 23 March 2023
Saturday Wind east 15 knots increasing to east 35 in the afternoon then diminishing to east 30 late in the day.
Sunday Wind northwest 30 knots diminishing to northwest 15 late in the day.
Monday Wind northwest 15 knots diminishing to light late in the day.

Ice Forecast*

Issued 12:00 PM EDT 23 March 2023 Today Tonight and Friday Open water except 3 tenths new lake ice including 1 tenth thick lake ice near the northeastern shore. CONSOLIDATED rotten thick lake ice along the northern shore.

*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 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 EDT 23 March 2023 Today Tonight and Friday

Ice Coverage

Open water except 3 tenths new lake ice including 1 tenth thick lake
ice near the northeastern shore. CONSOLIDATED rotten thick lake ice
along the northern shore.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EDT 23 March 2023 Today Tonight and Friday At 10:30 a.m. EDT today low 1000 mb located southeast of James Bay.
By 10:30 a.m. EDT Friday low 1010 mb located over central Quebec.

At 10:30 a.m. EDT today trough located on a line northeast-southwest
over southern Ontario.
By 10:30 a.m. EDT Friday departing trough located on a line
northwest-southeast over the Maritimes.

At 10:30 a.m. EDT today high 1023 mb located over southeastern
Minnesota.
By 10:30 a.m. EDT Friday high 1022 mb located over northeastern
Ontario.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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