For the second straight game, the Thunder got off to a slow start in front of a raucous home crowd.
After the first quarter in Oklahoma City, the Thunder trail the Heat 27-15.
OKC missed 10 of its first 11 shots and fell behind 18-2 with less than five minutes to play in the period. But the Thunder righted the ship a bit and outscored the Heat 13-9 the rest of the way. Oklahoma City shot 5-for-20 (25 percent) in the half.
James Harden leads the Thunder with 10 points off the bench on 3-for-4 shooting. Kevin Durant has two points on 1-for-3 shooting, while Russell Westbrook has three points on 1-for-7 shooting. The Heat have been led by eight points from LeBron James. Dwyane Wade has seven points.