Cloud height measurement Fast, accurate cloud and visibility detection is crucial to creating precise forecasting, situational awareness, and air quality reporting. Explore Ceilometers Ceilometers CL31 and CL51 Vaisala ceilometers accurately measure ceiling or base height of cloud layers, and they leverage pulsed diode lidar technology and single lens optics. They are engineered to deliver highly accurate data on multiple cloud layers even when conditions limit physical visibility. Learn more Lidar Ceilometer CL61 Redefining cloud measurement with the most comprehensive insights in the industry. CL61 is a high-performance light detection and ranging (LiDAR) instrument with depolarization measurement capable of unattended operation in all conditions. Learn more DIAL Atmospheric Profiler DA10 Discover the industry’s first atmospheric profiler with continuous and autonomous water vapor monitoring within the boundary layer, providing meteorologists and forecasters with 24/7 monitoring of atmospheric humidity for improved severe weather warnings. Learn more Air quality in cities Air quality in cities can vary significantly due to different microclimates, pollution sources ad geographies. Watch the video for more information. Make Informed Decisions with Confidence Contact us and learn how to dramatically improve cloud height measurement with Vaisala's trusted technology. Contact us