uncommon air evocation 

Cast [>>] somatic, verbal

Range 60 feet; Targets 1 creature

Saving Throw basic Reflex

A powerful blast of wind erupts from the ground, launching the target into the air and sending it crashing back down. The collision deals 2d6 bludgeoning damage with a basic Reflex save. On a failure, the target is knocked prone.

Heightened (+1) Increase the damage by 2d6.

Secrets of Magic, page 201.