The Grizzlies won their second consecutive overtime game after blowing a fourth-quarter lead. This time, they led by 17 before going cold for most of the final 7:43 of regulation.
Game 4 is Saturday night in Memphis.
But Durant missed all eight of his three-point attempts and was 10 of 27 from the field. Westbrook was 9 of 26. The Thunder hit only 3 of 12 shots in overtime.
Zach Randolph scored 16 points and had 10 rebounds for Memphis, which now has won 15 straight at home.
Tony Allen, who scored 16 points for Memphis, gave the Thunder one final chance at an improbable play to keep the game alive. After Lee split his free throws with 1.7 seconds left, Westbrook was racing up the right sideline trying to get a shot off before the buzzer.
Allen tripped Westbrook, sending him to the line for three attempts. Westbrook hit the first, missed the second and then clanked the third off the rim on purpose. But
Marc Gasol scored 14 points for Memphis.
at Atlanta 98, Memphis 85:
Hardly playing like a No. 8-seeded team that finished six games under .500 during the regular season, the Hawks took control in the third quarter, the decisive period in all three games. Teague scored 22 points and Korver added 20 to lead the Hawks.