Waarschuwingen, Johnson Dam

Heat Advisory issued July 11 at 1:48PM MDT until July 14 at 8:00PM MDT by NWS Rapid City SD * WHAT...Heat index values between 95 and 105 expected. * WHERE...Portions of northwestern, south central, and southwestern South Dakota and northeast Wyoming. * WHEN...Until 8 PM MDT /9 PM CDT/ Tuesday. * 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.