The deciding game in the best-of-3 series is scheduled for Tuesday at noon. It will air on ESPN2.
A tornado watch was in effect for the Chapel Hill area and surrounding counties until late Monday, while forecasters also expected scattered thunderstorms and showers.
Rain forced the postponement of Friday’s series opener to Saturday. The No. 1 overall seed Tar Heels (56-10) won that game 6-5, but the Gamecocks (43-19) won 8-0 on Sunday.
North Carolina sophomore right-hander Benton Moss (8-1) and South Carolina freshman lefty Jack Wynkoop (7-3) are scheduled to start Tuesday’s game, which will send the winner to the College World Series.