Georgian Bay

Forecast

Marine Forecast

Issued 10:30 AM EST 18 December 2017

Today Tonight and Tuesday.

Gale warning in effect.

Wind light increasing to southwest 15 knots near noon and to southwest 20 early this evening. Wind increasing to southwest 30 near midnight and to west 35 Tuesday morning. Wind veering to northwest 35 Tuesday evening.

Chance of flurries with a risk of freezing drizzle changing to chance of drizzle tonight. Periods of rain late overnight changing to showers Tuesday morning then to chance of showers Tuesday afternoon and evening.

Waves

Issued 10:30 AM EST 18 December 2017
Today Tonight and Tuesday. Waves one half metre building to one this afternoon and to 2 near midnight. Waves building to 3 Tuesday morning.

Extended Forecast

Issued 03:00 AM EST 18 December 2017
Wednesday Wind northwest 30 knots diminishing to northwest 20 late in the day.
Thursday Wind light increasing to east 20 knots late in the day.
Friday Wind east 20 knots veering to southeast 25.

Ice Forecast*

Issued 12:00 PM EST 18 December 2017 Today Tonight and Tuesday Open water except 9 tenths new lake ice including 2 tenths thin lake ice along parts of the shore.

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

 

[ Canadian Ice Service ]

Stay connected

ATOM

Weather Conditions

Skip Image

Zoom-in to make a selection

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 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 Executive Airport Point Petre Toronto City Centre Airport CFB Trenton Peterborough Municipal Airport Killarney Western Islands Cove Island Long Point Port Colborne Erieau Point Pelee
Legend:
buoy Buoy
land station Land Station
Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EST 18 December 2017 Today Tonight and Tuesday

Ice Coverage

Open water except 9 tenths new lake ice including 2 tenths thin lake
ice along parts of the shore.

Warnings

Warnings (In effect)

Gale warning in effect

Georgian Bay

Issued 10:30 AM EST 18 December 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.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EST 18 December 2017 Today Tonight and Tuesday At 10:30 a.m. EST today departing ridge located on a line
north-south over Maine.

At 10:30 a.m. EST today low 982 mb located over northeastern
Manitoba.
By 10:30 a.m. EST Tuesday low 980 mb located over southwestern
Hudson Bay.

At 10:30 a.m. EST today dissipating trough located on a line
northwest-southeast over northern Lake Huron.

At 10:30 a.m. EST today trough from low located on a line
northeast-southwest over southern Manitoba.
By 10:30 a.m. EST Tuesday trough from low located on a line
northwest-southeast over Ottawa.

Great Lakes - Lake Huron Area

Another Region

What we are doing

Date modified: