After an atmospheric river brought mudslides, debris flows, toppled trees and flooding to Southern California over the weekend, another colder storm began hitting the region on Monday. Weather officials in response issued flood and snow advisories for parts of the region urging people to stay safe.

Besides the advisories, a flash flood warning was in place for parts of northern LA County until 9 p.m. Monday including Pasadena, Altadena, Pacoima, Sun Valley, Monrovia and Azusa.

A “pretty notable” atmospheric river landed over the region this weekend, along with some damage, bringing one to six inches of rain across Southern California, according to meteorologists with the National Weather Service.

“For November standards, it’s not too common for us to get an atmospheric river of the

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