Freeze warnings, frost advisories and cold weather advisories from the National Weather Service (NWS) were in place for 18 counties in California early on Wednesday morning.
After weekend rainfall caused mudslides in wildfire burn scar areas and snow created dangerous driving conditions, several roadways and schools remain closed across the Southern California region.
The particularly dangerous situation alert is relatively new to Southern California but has been issued before the recent wildfires that have caused devastation across LA County.
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