Terrarum/assets/mods/basegame/weathers/WeatherGeneric.json

{
  "skyboxGradColourMap": "generic_skybox.tga",
  "daylightClut": "clut_daylight.tga",
  "classification": "generic",
  "clouds": {
    "normal": {
      "filename": "cloud_normal.png",
      "tw": 1024, "th": 512
    }
  }
}