Heat indices down Thursday, but not enough to get South Arkansas out of a heat advisory Posted on July 20, 2022July 20, 2022Author salineriverchroniclePosted in WeatherLeave a Reply Bradley County is expected to be under a heat advisory again Thursday, July 21, 2022. Although the heat index will not be as high as previous days, temperatures will still be cause for caution for those outdoors. Stay hydrated.