On this day in 2011 Arkansas weather history, oppressive heat built into the state with high temperatures climbing well past the 110 degree mark in several locations. At Little Rock, the all-time record high temperature of 114 degrees was recorded. Fort Smith, Morrilton, and Russellville all reached 115 degrees. Leading the way was Silver Hill which reached 116 degrees. Between the 3rd and 4th, lows in several locations only fell into the mid 80s.