At about 08:50 EDT, a Cessna 150G crashed in IMC while on a VFR flight plan near Greeneville. The aircraft was substantially damaged and the pilot suffered minor injuries. The flight had originated from Blountville, Tenn., about 20 minutes earlier. The pilot said he became disoriented when he encountered the weather but regained control by flying by reference to instruments. He turned back to Blountville, where he believed the weather was better. While cruising in the clouds, he struck rising terrain.