The search for a Victorian man believed to be in the Cradle Mountain area will resume this morning.
Members of the Tasmania Police Search and Rescue unit, State Emergency Service volunteers and Parks and Wildlife Service rangers will be involved in ground patrols, while helicopter resources will conduct aerial searches.
Concerns for the welfare of 52-year-old Christopher Inwood were raised on Tuesday morning, after his white Toyota HiAce van was found at the car park of a ranger station on Cradle Mountain Road.
A backpack believed to belong to Mr Inwood was found alongside the road about 500m from the station, heading in the direction of Dove Lake.
Mr Inwood was last seen at Kindred, in Tasmania's north, about 8.30pm on Monday and police believe he drove to Cradle Mountain later that night.
Preliminary searches of the Cradle Mountain area on Tuesday by PWS rangers, with the assistance of a police drone, did not locate Mr Inwood.
Temperatures were below freezing in the Cradle Mountain area overnight.
Anyone who has information that could assist police locate Mr Inwood, pictured, is urged to call 131 444.
