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Observator 100 years

Marwis – Professional Mobile Weather Data Recording

Complement the stationary monitoring network with dynamic (mobile) data. Automatic optimization of gritting material. Dynamic route optimization for winter maintenance operations. Realtime thermal mapping.

The measurement principle (optical/spectroscopic): water absorbs certain wave length bands to varying degrees. When there is a layer of water on a roadway, the spectral properties change.


  • Road surface conditions such as dry, moist, wet, ice and snow
  • Surface temperature
  • Air temperature
  • Relative humidity
  • Dew point temperature
  • Ice percentage
  • Grip (friction)
  • Complies to EN15518

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