Combining HYSPLIT Modeling, Weather Radar Analysis, and Weekly USNIP δ18O Data to Constrain the Effect of Changing Moisture Source on Precipitation δ18O Values in the American Midwest

Pete D Douglas Akers, University of Iowa, Department of Geographical and Sustainability Sciences, Iowa City, IA, United States, Jeffrey M Welker, University of Alaska Anchorage, Anchorage, AK, United States and George A. Brook, University of Georgia, Department of Geography, Athens, GA, United States