Drink plenty of fluids, stay in an air-conditioned room, stay out ofthe sun, and check up on relatives and neighbors.
* WHAT...For the first Heat Advisory, heat index values up to 108.For the second Heat Advisory, heat index values up to 107 expected.* WHERE...Portions of northwest, southwest, and western Oklahoma andnorthern Texas.* WHEN...For the first Heat Advisory, until 9 PM CDT this evening.For the second Heat Advisory, from 11 AM to 9 PM CDT Saturday.* IMPACTS...Hot temperatures and high humidity may cause heatillnesses.