The dropsonde, a sensor packed inside a cardboard tube, measures storms over the open oceans as it freefalls from an airplane.
Cory Reppenhagen is a Meteorologist at 9NEWS. He focuses on climate change, severe weather, and natural sciences, with a particular interest in topics such as tornadoes, El NiƱo, and regional environmental issues in Colorado and North America. Cory's work has been featured in KJCT-TV (ABC 8), KKCO, The Denver Gazette, KUSA-TV, and 9NEWS.