Rain from Thursday evening to Sunday afternoon can lead to flooding Details >
Dry and sunny conditions will continue in San Francisco for the the official start to winter and the Christmas holiday.
Sunshine will return in full force for the weekend, the official start to winter, and Christmas in Los Angeles.
Fierce wind and heavy rain will target Ireland and Scotland on Friday while southeast Europe remains pleasant.
Similar to the days prior to Thanksgiving, the worst weather will focus on the days prior to Christmas as millions of travelers take to the roads and skies in the U.S. and southern Canada.