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Georgian Bay

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EDT 23 July 2021

Tonight and Saturday.

Strong wind warning in effect.

Wind southeast 10 knots increasing to south 15 late overnight and to south 20 Saturday morning. Wind veering to southwest 20 Saturday afternoon then diminishing to west 15 Saturday evening.

Showers or scattered thunderstorms Saturday.

Waves

Issued 06:30 PM EDT 23 July 2021
Tonight and Saturday. Waves one half metre or less building to one half to one metre early Saturday morning.

Extended Forecast

Issued 06:30 PM EDT 23 July 2021
Sunday Wind light becoming west 15 knots in the morning.
Monday Wind southwest 15 knots veering to northwest 15.
Tuesday Wind west 15 knots diminishing to light.

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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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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 9 May 2021 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Georgian Bay

Issued 8:45 PM EDT 23 July 2021

'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.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EDT 23 July 2021 Tonight and Saturday At 6:30 p.m. EDT tonight ridge located on a line northeast-southwest
over southern Ontario.
By 6:30 p.m. EDT Saturday ridge located on a line
northeast-southwest over the Eastern Seaboard.

At 6:30 p.m. EDT tonight trough located on a line
northeast-southwest over northwestern Ontario.
By 6:30 p.m. EDT Saturday trough located on a line
northeast-southwest over northern Lake Huron.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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