GHRC published the GPM Ground Validation Environment Canada (EC) Radiosonde GCPEx dataset. Measurements of pressure, temperature, humidity, and winds were collected by Vaisala RS92 Radiosondes during the GPM Cold-season Precipitation Experiment (GCPEx) at Environment Canada’s Centre for Atmospheric Research Experiments (CARE) in Ontario, Canada, 17 January through 29 February 2012.