Science Source
EEE 2013: October 2013 Blizzard in Western South Dakota
Main finding:
An early October blizzard in South Dakota is determined to be climatologically anomalous. Climate models suggest that early autumn extreme snowfall events in western South Dakota are less likely due to anthropogenic climate change.
Full report:
EEE 2013 = Explaining Extreme Events of 2013 from a Climate Perspective