Ground-based instrumentation

Two ground-based intruments network will be deployed in Brittany:

  • KITcube is an integrated atmospheric observation system designed for observations of the meso-scale thermodynamic and dynamic structure of the lower troposphere. During NAWDIC, a network of five Doppler wind lidars and five water vapor lidars will be established that stretches in a transect from the coast to inland (see figure).
  • Four ground-based Doppler cloud BASTA radars, a wind lidar and a water vapour lidar will be deployed by the French partners. The instrumented site in Lannion includes three Doppler cloud radars pointing in three different directions in order to retrieve the three components of the wind. Additionally, there are two lidars in Lannion, one to measure water vapor and the other the wind components.

  • The deployment of the French radars/lidars on two well-separated coastal sites will complement the deployment of the KITcube radars/lidars which will be more localized and oriented toward land. The synergy between the different platforms will allow us to observe (i) the transition of high-wind features from ocean to land, and (ii) the vertical structure of dry intrusions, cold fronts, and cloud heads as well as their spatio-temporal evolution. The novel character of the instrumentation strategy relies on the deployment of multiple state-of-the-art remote sensing instruments in a limited zone to measure properties of turbulence and convective rolls in the boundary layer during the occurrence of a storm.

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