Reese began his career at WCIA in 1998 and served as the CBS affiliate's chief meteorologist for nearly four years, the website said.
Reese leaves behind a wife and four children, according to his WCIA biography.
Reese grew up in Arcola, Illinois, and attended Eastern Illinois University, graduating from the broadcast meteorology program at Mississippi State University.
"Robert began his broadcasting career as an on-air personality at various radio stations in Central Illinois. Eventually, he stepped in front of a television camera as a meteorologist and news anchor for WAND-TV in Decatur, Illinois," the biography says.
Reese appeared on the morning and noon newscasts for WCIA.