Georgian Bay

Forecast

Marine Forecast

Issued 10:46 AM EST 01 March 2017

Today Tonight and Thursday

Gale warning in effect.

Wind northeast 20 knots increasing to northeast 30 this afternoon then backing to north 30 this evening. Wind increasing to northwest 35 near midnight then diminishing to northwest 30 early Thursday morning. Wind diminishing to northwest 20 near noon Thursday.

Periods of rain and fog patches with a risk of freezing rain changing to periods of snow this afternoon and ending Thursday morning. Visibility 1 mile or less in fog patches and in snow.

Freezing spray warning in effect.

Freezing spray beginning this evening and ending Thursday afternoon.

Waves

Issued 10:47 AM EST 01 March 2017
Today Tonight and Thursday Over open water waves one metre building to 2 early this evening and to 3 late overnight. Waves subsiding to 2 Thursday morning and to one Thursday afternoon.

Extended Forecast

Issued 03:00 AM EST 01 March 2017
Friday Wind light increasing to northwest 25 knots late in the day.
Saturday Wind northwest 25 knots diminishing to light late in the day.
Sunday Wind east 15 knots increasing to southeast 25.

Ice Forecast*

Issued 12:00 PM EST 1 March 2017 Today Tonight and Thursday Open water except 7 tenths of thin lake ice including 1 tenth of medium lake ice along the eastern shore. Consolidated medium lake ice in Severn Sound.

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

 

[ Canadian Ice Service ]

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Weather Conditions

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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 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 Goderich Sarnia Chris Hadfield Airport Tobermory Harrow AAFC Port Weller St. Catharines Airport Southeast Shoal Vineland Station Welland-Pelham Windsor Airport Burlington Lift Bridge Cobourg Hamilton Munro Int'l Airport Oshawa Municipal Airport Point Petre Toronto City Centre Airport CFB Trenton Peterborough Municipal Airport Killarney Western Islands Cove Island Long Point Port Colborne Erieau Point Pelee
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Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EST 1 March 2017 Today Tonight and Thursday

Ice Coverage

Open water except 7 tenths of thin lake ice including 1 tenth of
medium lake ice along the eastern shore. Consolidated medium lake
ice in Severn Sound.

Warnings

Warnings (In effect)

Gale warning in effect

Georgian Bay

Issued 10:46 AM EST 01 March 2017

'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.

Freezing spray warning in effect

Georgian Bay

Issued 10:46 AM EST 01 March 2017

Moderate or severe freezing spray is 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 EST 1 March 2017 Today Tonight and Thursday At 10:30 a.m. EST today deepening low 994 mb located east of
Lake Michigan.
By 10:30 a.m. EST Thursday low 982 mb located over New Brunswick.

At 10:30 a.m. EST today trough from low located on a line
northeast-southwest over southern Ontario.
By 10:30 a.m. EST Thursday trough from low located on a line
northeast-southwest over the Gulf of St. Lawrence.

At 10:30 a.m. EST today high 1026 mb located over northeastern
Ontario.
By 10:30 a.m. EST Thursday dissipating high 1020 mb located over
northern Quebec.

Great Lakes - Lake Erie and Lake Ontario Area

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