Rouge Valley Public School, ON Current Weather

Persistent wildfire smoke continues air quality concerns across Ontario

"We were driving through flames to get out": Wildfires ravage NW Ontario

As El Niño strengthens, is an ‘Atlantic Niña’ developing?

Dashcam catches towering landslide toppling buildings

Hair suddenly standing straight up? Take cover immediately

Fire smart: Three plants to avoid having around your home

Lake that provides power to millions falls dangerously low

Smoky skies are the new reality in Canada, coming at a cost

Poor air quality due to wildfire smoke can pose unique risks to your pet

Boaters interfere with firefighting efforts near Pemberton

Astronomers detect 'raspberry sugar' near the Milky Way's galactic core

Evacuation order expanded near Boston Bar for Brunswick Complex wildfires

Massive asteroid flyby of Earth will be visible to billions of people. Here's when

Flames engulf halted Ontario train with workers inside

Strong M7.3 earthquake strikes off coast of Chiapas, Mexico

At what air quality index level should you stay indoors?

Critical weather satellite returning to duty after major malfunction

What happens when Arctic sea ice disappears?

Ontario's AQHI is soaring. Here's what the numbers mean

Not just air quality, wildfire smoke impacts water, too

CN workers in viral video of wildfire train cab got out safely, railway says

Toronto shocked by pale, orange sky as smoke invades the city

Feral hogs could complicate issues to contain invasive, flesh-eating parasite

This familiar but invasive plant can take over in the heat

Experts are warning Canadians that another tickborne illness is on the rise

Tick bite sends Canadian to the ER, but not for Lyme disease

Latest El Niño update shows stunning growth

Looking back at the 2021 Barrie tornado with firsthand accounts

PHOTOS: Blanket of wildfire smoke creates eerie skies across Canada

Weird 'space balls' found washed up on a beach, what are they?