Issued Zones:  High Desert … Parts of the Inland Empire …

Site:  Southern California Weather Force has issued a Cold Air Alert for tonight into Tuesday morning …

Date:  12/15/19 at 4:35pm PT

Forecast: With the Santa Ana Winds moving in, cold air advection will get stronger in some spots.  Areas with no wind will see their temperatures drop tonight but more so Monday night into Tuesday morning for the coldest temperatures.  The zones are listed and you have shiny images of the SCWF frost/freeze model below.

Freeze Warning:  All High Desert and Top Of The Cajon Pass …

Frost Advisory:  Parts of the Inland Empire …

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10 mile rule:  These alerts issued on this site means that within your zone and 10 miles from you will see the event forecast for.  You may or may not see the event but it means you are in the zone or 10 miles from where someone will.

Forecaster: KM