Language selection

Features

My Weather Profile Weather Topics  | 

Southern Georgian Bay

Forecast

Marine Forecast

Issued 03:00 AM EST 09 December 2019

Today Tonight and Tuesday.

Wind southwest 10 knots increasing to south 15 early this morning and to south 20 near noon. Wind veering to southwest 25 this evening then to northwest 25 overnight. Wind diminishing to northwest 15 Tuesday afternoon and to light Tuesday evening.

Periods of rain ending overnight. Flurries Tuesday. Visibility 1 mile or less in flurries.

Waves

Issued 03:00 AM EST 09 December 2019
Today Tonight and Tuesday. Waves one half metre building to one this afternoon and to 2 Tuesday morning. Waves subsiding to one Tuesday evening.

Extended Forecast

Issued 03:00 AM EST 09 December 2019
Wednesday Wind northeast 15 knots increasing to southwest 25 in the morning.
Thursday Wind northwest 30 knots diminishing to southwest 15.
Friday Wind south 20 knots.

Ice Forecast*

Issued 12:00 PM EST 8 December 2019 Today Tonight and Monday Open water except 2 tenths new 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 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
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 8 December 2019 Today Tonight and Monday

Ice Coverage

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

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EST 9 December 2019 Today Tonight and Tuesday At 3:00 a.m. EST today ridge located on a line east-west over
northern Ontario.
By 3:00 a.m. EST Tuesday ridge located on a line east-west over
northern Quebec.

At 3:00 a.m. EST today deepening low located over Kansas.
By 3:00 a.m. EST Tuesday deepening low 990 mb located over southern
Quebec.

At 3:00 a.m. EST today trough from low located on a line
northeast-southwest over northern Lake Huron.
By 3:00 a.m. EST Tuesday trough from low located on a line
north-south over central Quebec.

Great Lakes - Lake Erie and Lake Ontario Area

Another Region

What we are doing

Date modified: