Learn how wildfires in California may lead to serious flooding risks as rain approaches. Stay informed with the latest ...

Read about the challenges faced by Sterling Klippel and his stormwater crews as they work to prevent catastrophic mudslides ...

Over the three-day storm, L.A. County's burn areas are expected to receive several inches of rain. How fast the rain falls ...

As Southern California recovers from last month’s devastating wildfires, heavy rain resulted in pockets of flooding, blocked ...

Debris flows brought on by the strongest atmospheric river of the season swept a car off a southern California highway and ...

San Gabriel Valley areas scarred by the Eaton Fire are at “high to very high risk” of debris flows this week. How do they ...

Southern California's strongest atmospheric river storm of the winter is arriving Thursday, and it's expected to bring ...

Just a month after fierce Santa Ana winds propelled a firestorm across Los Angeles County, residents faced another extreme ...

WhatMatters is honoring America’s presidents on Monday and will return to your inboxes on Tuesday. From the CalMatters ...