How do I make dust that falls infront of lightning?

[Tovleman]

Yeah, so I just played HL2EP2 and saw lightning coming from a window and infront of it were dust infront of the light. And I want to recreate that, how?

[ZapDing]

1. :google:
2. func_dustcloud

[Metallics]

Volumetric light is slightly different, use this brush entity:

[url]http://developer.valvesoftware.com/wiki/Func_dustmotes[/url]