KASU (91.9 FM) is a non-commercial radio station licensed to Jonesboro, Arkansas, United States, and owned by Arkansas State University. Established in 1957, the station serves parts of northeastern Arkansas, southeastern Missouri and western Tennessee.
On March 28, 2020, an EF3 tornado directly struck Jonesboro destroying the transmitter site for the station.
KASU is the primary source of messages distributed through the Emergency Alert System in northeast Arkansas. KAIT relays KASUâÂÂs signal for tests and KJNB-CD relays KASUâÂÂs signal for actual emergencies.