NWS Los Angeles: Precipitation Chances & Timing
Impacts & Suggested Actions
Ample holiday travel impacts expected Tue Night through Thu: Plan for road & airport delays. High risk of rock/mudslides
Heavy flows in creeks & rivers: Stay away from rivers & creeks, especially campers. Small chance of main stem river flooding
Widespread strong winds Tue-Wed with Downed trees & power outages. Stay off the ocean. Park cars away from tall trees.
Rain Details: (Tue-Sat Night)
Timing: May be off by 12 hours, heaviest during Tuesday night into Wednesday, Wednesday night into Thursday
Most Likely Scenario North of Point Conception Peak rates 0.4-1.0 inch/hour: Totals: 2-4 inches, foothillstmountains 4-8 inches
Most Likely Scenario South of Point Conception: Peak rates 0.6-1.25 inch/hour,Totals: 4-8 inches, foothills+mountains 6-12+ inches
15-30 percent chance of Thunderstorms Tuesday night-Thursday (Christmas Day)
Snow levels likely 7,000+ ft through Christmas Morning, then lowering to 5,500-7,000 feet by late Christmas Day into weekend
