Forecasters say expected 'worst Christmas storm' is elevating flood risk for a large swath of southwest California.

Devastating wildfire, flooding and extreme heat events took place over the past year, several resulting in mass fatalities.

Los Angeles County is under an updated flash flood warning which was issued by the National Weather Service on Monday at 6:49 p.m. The warning is in effect until 9 p.m. “At 6:49 p.m., gauge reports ...

Los Angeles County is included in an updated flash flood warning issued by the National Weather Service on Sunday at 2:22 a.m. The warning is in effect until 3:15 a.m. “At 2:22 a.m., Doppler radar and ...

A major storm is lashing California with powerful winds and is set to deliver months’ worth of rain that could trigger debris flows and flash floods.