Air quality is unhealthier-than-average for some people Thursday as winds are blowing wildfire smoke across the Northern ...

Wildfire smoke from far Northern California is prompting an air quality alert in the Bay Area, with elevated smoke levels ...

Residents are encouraged to limit outdoor activities, stay indoors with windows and doors closed, and use air conditioners ...

Wildfires are burning in Northern California and Southern Oregon. A Spare The Air Alert day is in effect Friday due to poor ...

A haze visible in parts of the Valley is from smoke making its way down from multiple fires in Northern California.

Smoke from wildfires in Northern California and southern Oregon has settled over Northern Nevada and is worsening air quality across the region. Air quality in the Reno-Sparks area Thursday morning ...

When we try to calculate the different cost options … it's virtually impossible,” said Lucie Russo of Southern California ...

Coast-inland temperature persists across California, with a mild start to July in most spots, reports Daniel Swain of ...

The Fire Hazard Severity Zones are determined by the state fire marshal based on an area’s physical characteristics like ...

Tucked away in Mendocino County sits a haven of tranquility where time seems to slow down and the redwoods stand as ancient ...

A wildfire seen burning for hours near the Pit River arm of Shasta Lake on Wednesday morning is now being called the Green ...

A massive wildfire scorched 52,593 acres in the southeastern corner of San Luis Obispo County as of Friday morning, forcing ...