Western Lake Ontario

Forecast

Marine Forecast

Issued 03:00 AM EDT 26 September 2018

Today Tonight and Thursday.

Strong wind warning in effect.

Wind south 20 knots veering to southwest 20 this morning then to west 20 this afternoon. Wind diminishing to northwest 15 this evening and to southwest 10 near midnight. Wind backing to south 10 Thursday evening.

Showers ending near noon with a risk of thunderstorms.

Waves

Issued 03:00 AM EDT 26 September 2018
Today Tonight and Thursday. Waves one metre building to one and one half metres early this evening then subsiding to one half to one metre near midnight.

Extended Forecast

Issued 03:00 AM EDT 26 September 2018
Friday Wind light increasing to southwest 20 knots in the morning.
Saturday Wind northwest 15 knots.
Sunday Wind west 15 knots.

Ice Forecast*

Issued 12:00 PM EDT 6 July 2018 Forecasts available to mariners upon request.

*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 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 EDT 6 July 2018

Ice Coverage

Forecasts available to mariners upon request.

Warnings

Warnings (In effect)

Strong wind warning in effect

Western Lake Ontario

Issued 03:00 AM EDT 26 September 2018

'Strong' winds of 20 to 33 knots are 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 EDT 26 September 2018 Today Tonight and Thursday At 3:00 a.m. EDT today low 1006 mb located over northeastern
Ontario.
By 3:00 a.m. EDT Thursday low 980 mb located over northeastern
Quebec.

At 3:00 a.m. EDT today trough from low located on a line
northeast-southwest over Lake Huron.
By 3:00 a.m. EDT Thursday trough from low located on a line
north-south over Labrador.

At 3:00 a.m. EDT Thursday approaching low 1005 mb located over
northwestern Ontario.

At 3:00 a.m. EDT Thursday approaching ridge from high located on
a line northeast-southwest over Indiana.

Great Lakes - Lake Erie and Lake Ontario Area

Another Region

What we are doing

Features

Follow us on Twitter!

Get timely local #weather alerts directly to your Twitter feed

Be Air Aware

Be Air Aware

Be weather wise! 

Be weather wise!

Date modified: