Drink plenty of fluids, stay in an air-conditioned room, stay out ofthe sun, and check up on relatives and neighbors.
* WHAT...Heat index values up to 109 degrees expected.* WHERE...Portions of East Arkansas, North Mississippi, and WestTennessee.* WHEN...From 10 AM this morning to 7 PM CDT this evening.* IMPACTS...Hot temperatures and high humidity may cause heatillnesses.