And they have renewed their appeal for any information regarding his whereabouts.
A police spokesman said they were now asking local residents to “check outbuildings and sheds where possible to assist in the search for Mr MacLeod”.
Mr MacLeod, of Wick, is described as white, 5ft 6ins tall and of slim build, with shaved grey hair.
He walks with the aid of a stick and, when last seen, he was wearing black tracksuit bottoms, black shoes, a grey and black camouflage jacket and a blue fleece.
Anyone with any information that may help police with their inquiries is asked to contact them on 101.