Police have located a vehicle in the search for a 62-year-old man who has been missing for a week in Western Australia's far north.

Mark Sear was last seen leaving Moola Bulla Station, 80 kilometres north of Halls Creek in the Kimberley, in a white 2012 Hino tray-top truck on the evening of September 19.

Police found his vehicle at Sandy Creek on Thursday, 75km away from where he was last seen.

Mr Sear is described as being 175 centimetres tall with a slim build, tanned skin, short brown hair and an ashy beard.

Police said "significant air and land resources" had been deployed in an effort to find him.

Temperatures in the area reached 40 degrees Celsius over the weekend.

'Out of character'

Sonia Cooper, who has known Mr Sear for 20 years, described him as a "kind and friendly" perso

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