A fatal car crash occurred in the westbound lane on Interstate 90 around 3 p.m. Tuesday.
According to the Montana Highway Patrol traffic incident website, the accident occurred near milemarker 233, just west of Homestake Pass.
MHP was still investigating the incident as of 4:45 p.m. and was unable to release further information.
According to the Montana Department of Transportation website, one westbound lane on Interstate 90 was blocked, though traffic was moving in the passing lane as of 4:45 p.m.
MDT said current conditions are snow and ice.
This story will be updated as soon as more information becomes available.