9:33 A.M. UPDATE:

Interstate 80 is open to all traffic in both directions.


ORIGINAL STORY:

Winter conditions have forced the closure of westbound Interstate 80 between Cheyenne and Laramie, according to the Wyoming Department of Transportation.

As of 7:30 a.m., the estimated opening time is in four to six hours.

I-80 eastbound is open, but slick and foggy conditions are being reported between Laramie and Buford.

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Drivers are encouraged to call 511 or go to wyoroad.info for the latest road conditions.

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