Description:Drivers traveling in mountain areas on Monday morning were warned to take it slow due to snow and icy conditions.
A winter storm brought rain to Southern California on Sunday, which turned to snow along the Grapevine as the sun went down and temperatures dropped.
Snow also fell in the Cajon Pass through the early morning hours on Monday.
All schools in the Rim of the World Unified School District were closed Monday due to inclement weather.(2:51)