Nanditha J S, IIT Gandhinagar, Discipline of Civil Engineering, Gandhinagar, India, Vimal Mishra, Indian Institute of Technology Gandhinagar, Ahmedabad, 382, India, Balaji Rajagopalan, University of Colorado at Boulder, Department of Civil, Environmental and Architectural Engineering and CIRES, Boulder, CO, United States and Andy Wood, National Center for Atmospheric Research, Boulder, CO, United States