The current flooding and destruction which has closed the Park is demonstrating both the captured Equatorial heat, by way of the atmospheric river which has dumped the record rainfall, ascending freeze-line, clobbering the snowpack, and the drunken polar vortex which is inebriating the Jet Stream, allowing the atmospheric river to just 'park' itself over Yellowstone.
Here's one commentary:
https://www.bloomberg.com/news/artic...arming-in-park