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- An instrument that is carried aloft by a balloon to send back information on atmospheric temperature, pressure and humidity by means of a small, expendable radio transmitter. Radiosondes can be tracked by radar, radio direction finding, or navigation systems (such as the satellite Global Positioning System) to obtain wind data. See also rawinsonde.
NOAA National Weather Service - Cite This Source - This Definition
- DEWP, Disdrometer, Environmental Lapse Rate, Environmental Temperature Sounding, Hygrometer, Instrument shelter, Measured Ceiling, Psychrometer, Sling Psychrometer, sounding, Theodolite, Thermograph, Thermometer