A severe storm making its way into Southern California has triggered concerns of mud and debris flows in areas hit by the ...

Areas scarred by the Eaton Fire are at “high to very high risk” of debris flows this week. How do they happen? What is being done to prepare for storms?

In some areas, hazards have surged. Buildings in the highest severity zones will be subject to the strictest fire-resiliency rules.

Areas charred by last month's wildfires in Southern California now face a new threat from a powerful, but fast-moving Pacific ...

A powerful Pacific storm fueled by an atmospheric river is set to bring heavy rain, strong winds and mountain snow to California on Thursday.

Forecasters released a breakdown Tuesday of where and when heavy rainfall this week is expected to hit areas of Southern ...