Northern California's first heat wave of the year continues on Sunday as part of a four-day stretch of triple-digit heat.

We're tracking hotter weather in the coming days in the Seattle area. Through Tuesday, air quality could drop to at least ...

Temperatures quickly climb this week after a stormy start.

We're forecasting a heat wave for Sunday through Tuesday of next week, with highs in the 90s, paired with moderate levels of humidity. The next more substantial chance for rain doesn't arrive until ...

Extreme heat is breaking records around the world, with wildfires and poor air quality compounding the crisis and some areas ...

Environment Canada suggests the city’s air quality will stay at “moderate risk” levels until at least Saturday.

Breathing in polluted air for extended periods of time can pose a serious health risk for people, especially for vulnerable ...

The air quality levels are expected to be “unhealthy for sensitive groups,” meaning children, the elderly and people with breathing problems should limit their time spent outdoors on Friday.

When that smoke reaches the surface, we inhale those small particles which can lead to respiratory issues – especially those ...

Smoke from the Gifford Fire was hovering over parts of the county, causing sooty air quality and possible ash exposure ...

The EPA says if you are sensitive to particle pollution, consider reducing your activity level or shorten the amount of time ...

Smoke from Canadian wildfires is causing air quality concerns for millions of Americans in the Midwest and Northeast.