2009

Spread Affects the spread of the particles about the Off Plane axis. This has
no effect if Off Axis is set to 0.
Particle Generation rollout > Particle Motion group
Speed The speed of the particle at birth, in units per frame.
Variation Applies a percentage of variation to the speed of emission for each
particle.
Blizzard Particle System
Create panel > Geometry button > Choose Particle Systems from the drop-down
list. > Object Type rollout > Blizzard
Create menu > Particles > Blizzard
This is an advanced version of the original Snow particle system.
Non-Event-Driven Particle Systems | 3029