Waarschuwingen, Black Knob Ridge

Heat Advisory issued June 18 at 1:27AM CDT until June 18 at 8:00PM CDT by NWS Norman OK * WHAT...Heat index values up to 107 expected. * WHERE...Atoka, Bryan, Johnston, Marshall, Carter, Stephens, and Tillman Counties. * WHEN...From 1 PM this afternoon to 8 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.