Stephanie Meadow shot a four-under 68, her best round of the weekend, to shoot up the Gainbridge LPGA leaderboard on Saturday.
Meadow is now five-under for the tournament in a tie for 19th after an excellent third round.
She's ten behind leader Madelene Sagstrom, who carded a five-under 67 to take a two-stroke lead into the final round.
The 27-year-old Swede is 15-under, ahead of Japan's Nasa Hataoka.
The USA's Danielle Kang and Sei Young Kim of South Korea are tied for third on 12-under, one ahead of Frenchwoman Celine Boutier and another American, Cydney Clanton.