Northumbria Police have released this photo of missing 92-year-old man Thomas Diggle, who has been missing from his home in Corbridge, Northumberland, since 9:30pm on Thursday.
He is white, 5 feet 9 inches tall, with thin grey hair and walks with a stoop. He was wearing a flat cap, dark coloured long wool coat and a walking stick.
Police said Mr Diggle cannot walk far and officers are concerned about his welfare in the bad weather.
More top news
Emma Jesson brings you Sunday night's forecast
Cold and clear with widespread frost on Sunday night. Sunny Monday then showers
A number of Britons are feared stranded on Mount Everest after the Nepal earthquake triggered a deadly avalanche on Saturday.