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A tornado along with large hail developed near Chugwater, WY on June 20, 2010. Convection formed along a dry line that extended from just west of the Laramie Range northeast to Casper. Just after 4:00 PM a supercell developed producing a weak tornado and hail up to 4 inches in diameter. The storm moved ESE for only a few miles before the tornado dissipated. Several other supercells developed throughout the late afternoon primarily producing large hail and significant flooding. 

Rope tornado near Chugwater

Patti Fulton

Funnel descending from a wall cloud.

Credit Unknown

Video from Tony Laubach,


Tornado touched down east of Chugwater.

Micheal Carlson

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