The AT&T Byron Nelson will have at least a three-hour delay for the second straight day because of rainy weather.
Another batch of storms Saturday morning pushed back the continuation of the second round until 11 a.m. Central time at the earliest.
There were still 33 players on the course when play was halted by darkness Friday night, but none closer than two shots behind leaders Steven Bowditch, Jon Curran and Jimmy Walker at 9 under. Hometown favorite Jordan Spieth is three shots back.
The latest rainfall wasn't as heavy as an overnight storm after Thursday's first round that dumped 5 more inches on the already-saturated TPC Four Seasons.
Because of an unplayable fairway, the par-4 14th was shortened to a par 3 officially listed at 104 yards.