The Blaze will take on Surrey in the first semi-final of Finals Day in the Vitality Blast Women's Competition.
Craig Cumming's side secured third place in the T20 table after defeating Yorkshire at Headlingley, setting up a last-four clash with the second-placed Three Feathers on Friday 17 July.
The first semi-final is set to begin at 11am on Friday, before the second semi-final between Hampshire Hawks and Durham at 2.30pm.
The two winners will meet in the final at 6.45pm, with all three games being staged at Surrey's Kia Oval.