The body of a missing hiker was recovered along the Colorado River on Sunday after flash flooding in Grand Canyon National ...

The Utah Department of Public Safety released helicopter footage showing the dramatic rescue of an injured hiker from Zion ...

Orange County is under an updated flash flood warning which was released by the National Weather Service on Thursday at 5:53 ...

Among the locations that will experience flash flooding, according to the NWS, include Malibu, Topanga State Park, Pacific Palisades, Brentwood, Topanga Canyon Road through the Santa Monica ...

A strong storm is dropping significant rain across Southern California, triggering the risk of mudslides, flooding and debris ...

Barbara Jean “Barb” Anderson, a longtime resident of the Big Thompson Canyon who led a decades-long campaign to honor the victims of the 1976 flash flood, died on Aug. 29 after a long illness.

As a late-winter storm brings rain to Southern California, evacuation warnings have been issued in recent wildfire burn areas ...

The slot canyon is known for the delicate sandstone curves and passages that have been sculpted by erosion and flash floods for millennia. When visitors look up, the red and orange hues of the ...

Evacuation warnings have been issued for parts of Los Angeles County, near burn scar areas due to high mudslide and debris flow risks.

The warning is for Ortega Highway, Trabuco Canyon and Trabuco Highlands. The NWS comments, "This is a life threatening situation. Heavy rainfall will cause extensive and severe flash flooding of ...