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Northern Georgian Bay

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 29 March 2023

Today Tonight and Thursday.

Gale warning in effect.

Wind southwest 25 knots increasing to northwest 35 near noon then diminishing to northwest 25 this evening. Wind diminishing to southwest 15 early Thursday morning then backing to south 15 Thursday evening.

Scattered flurries ending near midnight.

Risk of freezing spray overnight.

Waves

Issued 10:30 AM EDT 29 March 2023
Today Tonight and Thursday. Waves 1 to 1.5 metres building to 2 to 3 this afternoon then subsiding to 1 to 1.5 near midnight. Waves subsiding to 0.5 to 1 Thursday morning.

Extended Forecast

Issued 03:00 AM EDT 29 March 2023
Friday Wind south 15 knots increasing to south 25 in the morning then diminishing to light late in the day.
Saturday Wind northeast 20 knots increasing to north 35.
Sunday Wind northwest 25 knots backing to southwest 20.

Ice Forecast*

Issued 12:00 PM EDT 29 March 2023 Today Tonight and Thursday Open water except 2 tenths 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 29 March 2023 Today Tonight and Thursday

Ice Coverage

Open water except 2 tenths thick lake ice near the northeastern
shore. CONSOLIDATED rotten thick lake ice along the northern shore.

Warnings

Warnings (In effect)

Gale warning in effect

Northern Georgian Bay

Issued 10:30 AM EDT 29 March 2023

'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 EDT 29 March 2023 Today Tonight and Thursday At 10:30 a.m. EDT today departing ridge located on a line
northeast-southwest over New England.

At 10:30 a.m. EDT today cold front located on a line
northeast-southwest over northern Lake Huron.
By 10:30 a.m. EDT Thursday departing cold front located on a line
north-south over the Eastern Seaboard.

At 10:30 a.m. EDT today high 1030 mb located over western Minnesota.
By 10:30 a.m. EDT Thursday high 1029 mb located over eastern Ohio.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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