The Southern Utah Flash Floods of 14 September 2015 and the Hydroclimatology of Extreme Floods in the Southwestern US

James A Smith1, Mary Lynn Baeck2, Julia Signell1, Long Yang3 and Efrat Morin4, (1)Princeton University, Civil and Environmental Engineering, Princeton, NJ, United States, (2)Princeton University, Department of Civil and Environmental Engineering, Princeton, NJ, United States, (3)Nanjing University, Nanjing, China, (4)The Hebrew University of Jerusalem, The Fredy and Nadine Herrmann Institute of Earth Sciences, Jerusalem, Israel