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Northern Georgian Bay

Forecast

Marine Forecast

Issued 10:30 AM EDT 15 July 2024

Today Tonight and Tuesday.

Strong wind warning in effect.

Wind south 10 knots becoming variable 10 near noon then becoming southwest 10 early this evening. Wind increasing to southwest 15 near midnight and to west 20 late overnight. Wind veering to northwest 20 Tuesday evening.

Scattered showers ending this afternoon with a risk of thunderstorms. Scattered showers overnight and Tuesday morning with a risk of thunderstorms.

Waves

Issued 10:30 AM EDT 15 July 2024
Today Tonight and Tuesday. Waves 0.5 metres or less building to 0.5 to 1 late overnight and to 1 to 1.5 early Tuesday morning.

Extended Forecast

Issued 03:00 AM EDT 15 July 2024
Wednesday Wind northwest 15 knots.
Thursday Wind north 15 knots diminishing to light late in the day.
Friday Wind west 15 knots diminishing to light late in the day.

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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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land station Land Station
Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EDT 27 April 2024 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Northern Georgian Bay

Issued 10:30 AM EDT 15 July 2024

'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 10:30 AM EDT 15 July 2024 Today Tonight and Tuesday At 10:30 a.m. EDT today ridge located on a line northeast-southwest
over southern Pennsylvania.
By 10:30 a.m. EDT Tuesday departing ridge located off the East
Coast of the U.S.

At 10:30 a.m. EDT today low 1000 mb located northeast of James Bay.
By 10:00 a.m. EDT Tuesday low 998 mb located over northern Quebec.

At 10:30 a.m. EDT today low 1007 mb located over western Minnesota.
By 10:30 a.m. EDT Tuesday low 1000 mb located over northeastern
Ontario.

Great Lakes - Lake Huron Area

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