Waarschuwingen, District Elementary School 33

Heat Advisory issued July 18 at 10:17AM MDT until July 20 at 6:00PM MDT by NWS Cheyenne WY * WHAT...Afternoon temperatures in the upper 90's to low 100's with overnight lows in the mid 60's to low 70's. * WHERE...Dawes County and Northern Sioux County. * WHEN...Until 6 PM MDT Monday. * 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.