Unity scene demoing multiple components of an Augmented Reality blizzard I'm working on for an as-of-yet undisclosed project.
Snow and icecicle buildup, modeled by me in Blender. Animated by me via shape keys in Blender (converted to blendshapes in Unity).
Grass from my very old Unity Asset Store product https://assetstore.unity.com/packages/2d/textures-materials/floors/ground-pack-1-2036
Tree from the Unity Asset Store product by @DefuseStudios https://assetstore.unity.com/packages/3d/vegetation/trees/realistic-trees-vol-1-56678
Storm clouds and snow particle effects built by me using sprite sheets developed by me in @FilterForge, and heavily influenced by @TheMirzaBeig tutorials and Unity Asset Store product https://assetstore.unity.com/packages/vfx/particles/ultimate-vfx-26701
Snow dusting screen space shader effect equal parts https://blog.theknightsofunity.com/make-it-snow-fast-screen-space-snow-shader/ and the amazing @totallyRonja 's tutorials https://www.ronja-tuto