Issue date: 2026-09-16T23:53+00:00
* WHAT...Heat index values up to 108 expected. * WHERE...Portions of northwest and west central Arkansas and east central, northeast, and southeast Oklahoma. * WHEN...From 10 AM to 8 PM CDT Thursday. * IMPACTS...Heat related illnesses are possible especially impacting those not acclimated to the conditions or those performing strenuous activities.