Quote Originally Posted by blanius
Here's what I'd do.
Get WAX from http://debugmode.com and use particle effects and make a video of the fire effect.

Then convert that to FLV and import it.

http://bretlanius.com/flash/firerain.html
I don't get this. How did you make the fire, rain, clouds? And then you converted it to flv? And it seems to have a transparent background.