The major front of arctic air that enveloped much of the upper U.S. brought snow and plummeting temperatures to Marion County over the weekend. On Monday morning, the cold bottomed out at minus-4 degrees in downtown Hillsboro (top photo). The six school districts in the Free Press distribution area, except for Marion, extended winter break vacation by at least one or two of hours; Centre closed for the entire day. The storm brought 2-3 inches of snow Saturday night into early Sunday morning; much of it was blowing diagonally Sunday (right photo), despite clear skies. Forecasters on Monday were predicting warming temperatures this week with highs in the mid- to upper-40s by the weekend.