Language selection

Features

My Weather Profile Weather Topics  | 

Western Lake Ontario

Forecast

Marine Forecast

Issued 03:00 AM EST 23 January 2020

Today Tonight and Friday.

Wind southwest 10 knots becoming light near noon then becoming east 10 early this evening. Wind increasing to east 15 near midnight and to east 20 Friday morning. Wind increasing to east 25 near noon Friday.

Rain Friday evening.

Waves

Issued 03:00 AM EST 23 January 2020
Today Tonight and Friday. Waves less than one half metre building to one overnight and to 2 Friday morning.

Extended Forecast

Issued 03:00 AM EST 23 January 2020
Saturday Wind east 25 knots diminishing to variable 15 late in the day.
Sunday Wind west 25 knots.
Monday Wind northwest 20 knots.

Ice Forecast*

Issued 12:00 PM EST 22 January 2020 Today Tonight and Thursday Open water.

*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 22 January 2020 Today Tonight and Thursday

Ice Coverage

Open water.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EST 23 January 2020 Today Tonight and Friday At 3:00 a.m. EST today trough located on a line northeast-southwest
over Lake Superior.
By 3:00 a.m. EST Friday trough located on a line northeast-southwest
over Maine.

At 3:00 a.m. EST today high 1025 mb located over northern Manitoba.
By 3:00 a.m. EST Friday building high 1034 mb located east of
James Bay.

By 3:00 a.m. EST Friday approaching low 1012 mb located over
Missouri.

Great Lakes - Lake Erie and Lake Ontario Area

Another Region

What we are doing

Date modified: