A storm system that resulted in severe flooding in Southern California is headed to Texas and the Central US — why experts call it a "triple threat."

Evacuation warnings and orders have been issued for Los Angeles communities near the Eaton, Palisades and Sunset fire burn zones ahead of the rain.

A colossal storm is threatening to bring severe weather to much of California this week and could impact travel over the Grapevine. Here's what to know.