Fledgling low pressure forming downwind of the Rockies  spun up a towering thunderstorm so imposing that the footage almost seems fake – as if from a sci-fi movie or another planet.

Spectacular cannot even describe the time lapse video from this spinning supercell storm that blossomed in eastern Wyoming Sunday evening, near Newcastle.

Video by BasehuntersChasing on YouTube

Here’s a still shot of the storm:

Capital Weather Gang’s Ian Livingston and his chase partners Mark Ellinwood and James Hyde, on a two-week storm chasing vacation, also captured phenomenal photos of this incredible storm.

Here are a few more images Ian snapped:

Sunday was Ian’s first full day of chasing. I’d say he got off to a good start…