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Northern Georgian Bay

Forecast

Marine Forecast

Issued 03:00 AM EST 12 December 2019

Today Tonight and Friday.

Wind west 20 knots backing to southwest 20 this morning then to south 25 this afternoon. Wind veering to southwest 25 near midnight then diminishing to south 15 near noon Friday. Wind backing to southeast 15 Friday evening.

Flurries changing to snow near noon and ending near midnight. Visibility 1 mile or less in precipitation.

Freezing spray warning in effect.

Freezing spray ending this evening.

Waves

Issued 03:00 AM EST 12 December 2019
Today Tonight and Friday. Waves 2 metres subsiding to one Friday afternoon.

Extended Forecast

Issued 03:00 AM EST 12 December 2019
Saturday Wind light becoming northwest 15 knots late in the day.
Sunday Wind northwest 35 knots diminishing to northwest 25.
Monday Wind southwest 20 knots.

Ice Forecast*

Issued 12:00 PM EST 11 December 2019 Today Tonight and Thursday Open water except 5 tenths new lake ice along parts of the shore. Areas of 5 tenths new lake ice will continue forming along parts of the shore today and Thursday.

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

 

[ Canadian Ice Service ]

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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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Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EST 11 December 2019 Today Tonight and Thursday

Ice Coverage

Open water except 5 tenths new lake ice along parts of the shore.
Areas of 5 tenths new lake ice will continue forming along parts of
the shore today and Thursday.

Warnings

Warnings (In effect)

Freezing spray warning in effect

Northern Georgian Bay

Issued 03:00 AM EST 12 December 2019

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 3:00 AM EST 12 December 2019 Today Tonight and Friday At 3:00 a.m. EST today ridge located from Saskatchewan to Wisconsin
then to New York State.
By 3:00 a.m. EST Friday departing ridge located from James Bay to
Nova Scotia.

At 3:00 a.m. EST today low 1014 mb located over eastern Colorado.
By 3:00 a.m. EST Friday trough located on a line northeast-southwest
over northeastern Ontario.

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