[dyselon]

I always loved Shawn Hargeaves' blog post about the weather effects he did in MotoGP: http://blogs.msdn.com/b/shawnhar/archive/2009/04/01/motogp-w...

The interesting takeaway for me was that making something look rainy has so little to do with actual rain drops, and everything to do with the secondary effects of bad weather.

[aeontech]

Looks like the rest of the posts about them are here: http://blogs.msdn.com/b/shawnhar/archive/2009/04.aspx

[vtbose]

The pixar short http://www.pixar.com/short_films/Theatrical-Shorts/The-Blue-... is a good example...

[ChikkaChiChi]

Fantastic link, thank you!