Lowry shot -3 through 14 holes before play was suspended and leads by two strokes heading into Sunday's final round. He birdied holes 4, 6, 7, 9 and 12.
Andrew Landry sits in second place with Lee Westwood, Sergio Garcia and Dustin Johnson all tied for third place. Johnson had a rough outing shoot +2 on Saturday.
Jason Day put him back into contention shooting 4 under but still trails by five strokes heading into tomorrow final round.
Rory Mcllroy, Phil Mickelson and Ricky Fowler all missed the cut.