Full post here: [url=https://www.bungie.net/en/Forums/Post/262009090?sort=0&page=0]Still relevant post[/url]
TLDR: Tempest Strike does not work with [i]A LOT[/i] of perks and mods ever since the Arc 3.0 update and even now with the new armor mod system. Including Impact Induction, Focusing Strike, One-Two Punch, and more.
[i][b]Please Fix[/b][/i]