India, Dec. 27 -- Catastrophic flooding across California during the Christmas holiday has left at least three people dead and forced hundreds of residents to evacuate, according to NBC News. Torrential rainfall triggered widespread flash flooding, inundating roads, homes, and low-lying communities across the state.

On Wednesday, California Gov. Gavin Newsom declared a state of emergency in six counties to "to activate emergency authorities and preposition resources to keep our communities safe."

The counties under the emergency declaration are:

Los Angeles County

Orange County

Riverside County

San Bernardino County

San Diego County

Shasta County

In a Friday evening update, the National Weather Service (NWS) said conditions are e...