VFX Breakdown Arch Anomaly Tornado from S.T.A.L.K.E.R. 2: Heart of Chornobyl

Tornado consists of a combination of 3 meshes and particle (props).

Textures are pretty simple (3 main simulations: main, bottom and top)
For the main part of the effect adding a motionvector map. You can do LOD Bias lower for motionvector texture than Base Color.

Mesh is curved and facing always to camera position

3 meshes with addition particles (props)

One mesh stuck up 3 times with different material/textures (main, bottom and top)