Initiation Time: 1 bonus action
Range: Self
Duration: Concentration, up to 1 minute
The first time you hit with an elemental attack during this form's duration, your wind bursts with power that is audible from within 300 feet of you. On a hit, your attack deals an extra 4d10 thunder damage to the target. Additionally, if the target is a creature, it must succeed on a Strength saving throw or be pushed 20 feet away from you and knocked prone.
At Higher Levels. When you initiate this form at a higher level, the damage increases by 1d10 for each level above 3rd.