RACINE COUNTY, Wis. (CBS 58) -- The Racine County Sheriff's Office is currently on scene of a serious accident.

The accident occurred around 5:30 p.m. on Sunday.

Hwy 20 between STH 45/S Colony Avenue and 63rd Drive is closed while authorities conduct an investigation.

The closure is expected to last several hours.

Westbound traffic may use CTH U/Raymond Ave to Two Mile Rd as an alternate route. Eastbound traffic can divert north or south at the STH 45 roundabout and travel Two Mile Rd or 58th Road as alternates.

There is currently no word on injuries or what led up to the crash.

Stay with CBS 58 News for more information on this developing story.