Group  Weatherstation_Chart (System, Charts)
Number Weatherstation_Chart_Period "Periode" (System)
Number Weatherstation_Temperature "Temperatur [%.1f °C]" <temperature> (Weatherstation_Chart) 
Number Weatherstation_Humidity    "Luftfeuchtigkeit [%.1f %%]" <humidity> (Weatherstation_Chart)
Number Weatherstation_Pressure    "Luftdruck [%.1f hPa]" <pressure> (Weatherstation_Chart)

String temperature_out { channel="exec:command:weatherstation_temperature:output" }
String humidity_out    { channel="exec:command:weatherstation_humidity:output" }
String pressure_out    { channel="exec:command:weatherstation_pressure:output" }