public enum TurbulenceTrend : String, Codable
Determined when new data is received by comparing it to the previously locally stored data.
Fetched from the server and own tracked data are stored locally on the device up to the maximum supported time and removed when not needed anymore. When new data is received for a specific tile that has some data stored, and new data has a different aggregated max severity. Shows if the severity of this tile is getting worse or better.