Negril Lighthouse, 10, JM Current Weather

July ends with stark weather contrast across Canada

Wall of mud suddenly bursts toward onlookers after heavy rain

Busy summer sends Canada's tornado count soaring above normal

B.C. wildfires close major highways, put thousands of people on alert

Rare contagious cancer found in freshwater fish in Canada-U.S. lake

Suspected tick bite leads to life-altering allergy for Canadian woman

The Perseid meteor shower has begun. It could be the best we've seen in years!

Two tornadoes leave widespread damage near Rocky Mountain House

Woman develops life-altering allergy after suspected lone star tick bite in N.S.

Ontario's historic wildfires may become the worst ever

17 cm of snow in July? It's a reality for this Canadian locale

Do you think you can pass this summer tire test?

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

"This is our livelihood"; Ont. resort owners share wildfire story

Your pet goldfish are causing big problems in Alberta waterways

This familiar but invasive plant can take over in the heat

New CRASH Clock, measuring chance of satellite collisions, is ticking down fast

This tick-borne illness is on the rise in Canada, and it's not Lyme

136°C difference: Amid extreme heat, Earth records its coldest temperature

Naming contest for N.S. firefighting helicopters gets funny suggestions

Rare meteorite that hit New Jersey home held chemistry from an alien world

Fire smart: Three plants to avoid having around your home

Lake that provides power to millions falls dangerously low

Dashcam catches towering landslide toppling buildings

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

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

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

Flames engulf halted Ontario train with workers inside

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

At what air quality index level should you stay indoors?