UPDATE:

Interstate 80 between Laramie and Cheyenne reopened at 10:21 a.m. 

US 30 between Laramie and Pine Bluffs is also open. WY 210 between Curt Gowdy State Park and I-80 remains closed due to winter weather. 

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Interstate 80 between Laramie and Cheyenne is closed due to winter conditions.

The Wyoming Department of Transportation projects the road to reopen at 9 a.m.

I-80 west of Laramie is slick with snowfall, according to wyoroad.info. I-80 east of Cheyenne is slick in spots to WY 217 but dry the rest of the way to Pine Bluffs.

WY 210 from Curt Gowdy State Park to I-80 is also closed due to winter weather.