Rebecca Orrison, University at Albany State University of New York, Albany, NY, United States, Mathias F Vuille, University at Albany, State University of New York, Department of Atmospheric and Environmental Sciences, Albany, NY, United States, Jose L. P. S. Campos, IAG Institute of Astronomy, Geophysics and Atmospheric Sciences, Department of Atmospheric Sciences, Sao Paulo, Brazil and Francisco William Cruz Sr., Universidade de São Paulo, Instutit of geosciences, São Paulo, Brazil