LOS ANGELES (KABC) -- Rain and snow are expected to slam Southern California this week, coinciding with Thanksgiving travel for millions hitting the road.
A cold storm could hit the region as soon as Tuesday night, with moderate rain beginning Wednesday morning and lasting until the weekend.
The storm will bring the threat of isolated thunderstorms capable of brief heavy downpours and small hail, according to the National Weather Service. The NWS says areas near the Grapevine could see a snowfall total of as much as 3 to 6 inches.
NWS officials warned the wet weather could bring major travel delays and road closures.
Snow and ice could impact travel around the 5 Freeway near the Grapevine, and road closures could also affect Highways 14 and 33.
Significant winter storm on track to impact SW Calif Tue night-Fri. Major holiday travel impacts likely due to low elevation snow/flooded roadways causing significant travel delays/potential road closures. Check latest forecasts/road conditions. #LAWeaher #LArain #cawx pic.twitter.com/zm6Kh8vUbV
— NWS Los Angeles (@NWSLosAngeles) November 23, 2019
Motorists traveling through the Cajon Pass could also be impacted by the storm, causing a potential nightmare for those traveling to and from Las Vegas.
Recent burn areas are also at risk of flooding and debris flow, the NWS said.
According to AAA, the worst time to travel in Southern California is Wednesday evening between 5 p.m. to 7 p.m.
Nearly 4 million people in the Southland plan to travel by car this Thanksgiving, with Las Vegas as the top destination.
Copyright © 2019 KABC-TV. All Rights Reserved.