[Update: Tuesday, 8:30 a.m.]: Weather Underground is predicting a high chance of rain -- just over an inch -- for most of Thursday. Temperatures are forecasted to be in the mid 50s with winds about 10 mph.
A pre-evacuation advisory issued by county officials is in effect. "The public must remain vigilant as flash floods, mud and debris flows can happen with little or no warning," a statement released Monday evening stated.
They disseminated this Debris Flow Risk Map .