FloodZoneMap.org

During the afternoon and evening hours on September 3rd, a combination of ample moisture and sufficient instability provided the necessary ingredients for widespread convection, resulting in locally heavy rainfall and isolated wind damage reports. On the synoptic scale, a weak mid-level disturbance was located across the mid-Mississippi Valley, with a surface low located across western Kentucky. Ahead of this disturbance, a moist air mass was located across central Kentucky, with Precipitable Wa