Monday's National Forecast Chart:

Critical fire weather conditions will continue for coastal southern California including the areas of the Palisades and Eaton fires through Wednesday due to moderate to locally strong Santa Ana winds. Red Flag Warnings are in effect. 

A fresh Arctic blast will encompass much of the eastern half of the U.S. through the middle of this week before milder temperatures briefly return by week's end. Heavy lake effect snow is expected in the Great Lakes.