Language selection

Features

My Weather Profile Weather Topics  | 

Southern Georgian Bay

Forecast

Marine Forecast

Issued 10:30 AM EST 05 December 2019

Today Tonight and Friday.

Wind northwest 20 knots diminishing to northwest 15 near noon then veering to northeast 15 near midnight. Wind backing to northwest 15 near noon Friday then increasing to northwest 20 Friday evening.

Flurries this morning and tonight and Friday. Visibility 1 mile or less in flurries.

Waves

Issued 10:30 AM EST 05 December 2019
Today Tonight and Friday. Waves one metre subsiding to one half metre this afternoon then building to one Friday evening.

Extended Forecast

Issued 03:00 AM EST 05 December 2019
Saturday Wind northwest 15 knots becoming south 15 in the morning then increasing to south 20 late in the day.
Sunday Wind south 30 knots.
Monday Wind southwest 15 knots becoming variable 15.

Ice Forecast*

Issued 12:00 PM EST 5 December 2019 Today Tonight and Friday 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 5 December 2019 Today Tonight and Friday

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 10:30 AM EST 5 December 2019 Today Tonight and Friday At 10:30 a.m. EST today ridge located on a line north-south over
western Lake Superior.
By 10:30 a.m. EST Friday ridge located on a line northeast-southwest
over Maine.

At 10:30 a.m. EST today low 1006 mb located over eastern North
Dakota.
By 10:30 a.m. EST Friday low 1012 mb located south of Lake Ontario.

At 10:30 a.m. EST today ridge located on a line northeast-southwest
over Saskatchewan.
By 10:30 a.m. EST Friday ridge located on a line northeast-southwest
over northwestern Ontario.

Great Lakes - Lake Erie and Lake Ontario Area

Another Region

What we are doing

Date modified: