A EUMETNET OPERA weather radar in Grand Est, France, operated by Météo-France.
FRTRO is a weather radar of Météo-France, listed as Arcis, in Grand Est, France. The antenna stands 165 m above sea level. Troyes lies 24 km southwest of the antenna.
Alerua reads the radar's own files through EUMETNET's Open Radar Data service (CC BY 4.0), and the antenna position above comes from those files. The loop carries Reflectivity, composite reflectivity, echo tops, vertically integrated liquid, velocity.
Radar shows rain, snow and hail, not cloud, and nothing below its lowest beam; far from the antenna the beam passes high above the ground.