Data sources

Data type Unit Past Current Forecast Trend
Precipitation* mm/m² or l/m² 1 1, 2 3 4
Clouds* white/grey 1 1, 2 3 4
Lightning* -- 1 1, 2 3 4
Wind* km/h, m/s, bft, kt 3 3 3 4
Temperature* °Celsius 3 3 3 4
Station data -- 1 1, 5 5 5

* Area representation

Database
1: current data (radar data, satellite data, lightning location, observation data, roadweatherstations)
2: Relocation calculations (extrapolations)
3: Numerical weather prediction ICON D2
4: Numerical weather prediction ICON
5: Station forecasts MOS (Model Output Statistics)

For the Europe area we only use ICON model forecasts and MOS station forecasts.