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Road weather information system (RWIS)


RWIS tower
RWIS tower with parts labeled
  1. Wind speed and direction sensor
  2. Antenna for communications
  3. Traffic speed and traffic count sensor
  4. Pan-tilt-zoom color camera
  5. Precipitation and visibility sensor
  6. Air temperature and Relative Humidity sensor
  7. Road surface temperature sensor and sub surface temperature sensor below pavement