LUBBOCK, Texas (KCBD) - A cold front moving through the South Plains Sunday will bring widespread rain potential and below-average temperatures to the area. Temperatures Saturday afternoon topped out in the 90s and lower 100s across the South Plains, but Sunday is expected to be much cooler. Overnight Saturday, rain chances will increase as a cold front pushes through the area. Locally heavy rainfall will be possible overnight Saturday and into Sunday morning. The highest rain chances, though, will be from Sunday afternoon into Monday.