Yes, lifetime is in ticks (10th of a second), and then any particle size effects will scale on that lifetime, reducing the visible time to just a few ticks.
@thomashiatt Easy way to keep your upgrades going is to have a small group of engineers and queue up assist orders to your mexes. They'll go around upgrading them one after the other, won't have to pay attention to it once you've given the order.
Updated to the latest version, and made it compatible with the recent version of FAF and a few famous mods. Fixed a few bugs. The latest version is in the mod vault or first post.
@resin_smoker
Intersting I have already create my own callable Thunderstorms and Tornados for an future Appearence in the Fire Support Manager of my Commander Survival Kit. They are already included in the current official Version of the Commander Survival Kit but only spawnable by the Unit Cheat Spawn Console. I will check it out so maybe I can improve them with this.