Active AlertsDunklin

What: Heat index values of 100 to 109. Actual air temperatures as high as 102 in the afternoon.
Where: Portions of East Arkansas, North Mississippi, Southeast Missouri, and West Tennessee.
When: Until 8 PM CDT Sunday.
Impacts: Hot temperatures and moderate humidity may cause heat illnesses, especially given the long duration of the heat wave.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.