Language selection

Features

My Weather Profile Weather Topics  | 

Western Lake Ontario

Forecast

Marine Forecast

Issued 03:00 AM EST 21 February 2020

Today Tonight and Saturday.

Gale warning in effect.

Wind west 15 knots increasing to southwest 25 this morning and to southwest 35 early this evening. Wind diminishing to southwest 30 near midnight then veering to west 25 Saturday morning. Wind diminishing to southwest 15 Saturday afternoon.

Freezing spray warning in effect.

Freezing spray this afternoon.

Waves

Issued 03:00 AM EST 21 February 2020
Today Tonight and Saturday. Waves one half to one metre building to 2 near noon and to 3 this evening. Waves subsiding to 2 overnight and to one half to one metre Saturday evening.

Extended Forecast

Issued 03:00 AM EST 21 February 2020
Sunday Wind southwest 20 knots.
Monday Wind southwest 15 knots diminishing to light.
Tuesday Wind light increasing to northeast 20 knots late in the day.

Ice Forecast*

Issued 12:00 PM EST 20 February 2020 Today Tonight and Friday 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 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 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 20 February 2020 Today Tonight and Friday

Ice Coverage

Open water.

Warnings

Warnings (In effect)

Gale warning in effect

Western Lake Ontario

Issued 03:00 AM EST 21 February 2020

'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.

Freezing spray warning in effect

Western Lake Ontario

Issued 03:00 AM EST 21 February 2020

Moderate or severe freezing spray is 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 EST 21 February 2020 Today Tonight and Saturday At 3:00 a.m. EST today ridge located from Kansas to New York State.
By 3:00 a.m. EST Saturday departing ridge located on a line
northeast-southwest over Tennessee.

At 3:00 a.m. EST today low 979 mb located over western Hudson Bay.
By 3:00 a.m. EST Saturday low 988 mb located over northern Quebec.

Great Lakes - Lake Huron Area

Another Region

What we are doing

Date modified: