* WHAT...FOR THE HEAT ADVISORY, HEAT INDEX VALUES UP TO 109EXPECTED. FOR THE EXTREME HEAT WATCH, DANGEROUSLY HOT CONDITIONS WITH HEAT INDEX VALUES UP TO 113 POSSIBLE.

* WHERE...FAULKNER, WHITE, MONROE, AND WOODRUFF COUNTIES.

* WHEN...FOR THE HEAT ADVISORY, UNTIL 7 AM CDT WEDNESDAY. FOR THE EXTREME HEAT WATCH, FROM WEDNESDAY MORNING THROUGH THURSDAY EVENING.

* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING EXTREME HEAT AND HIGH HUMIDITY EVENTS. HOT TEMPERATURES AND HIGH HUMIDITY MAY CAUSE HEAT ILLNESSES.