Active Alerts Ames, OK

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 expected.* WHERE...Portions of northwest, southwest, and western Oklahoma andnorthern Texas.* WHEN...From 11 AM to 9 PM CDT Saturday.* IMPACTS...Hot temperatures and high humidity may cause heatillnesses.