Hold the left mouse button down as you drag the slider above the image (or use the arrow buttons) to fade between the GOES-10 visible image and the corresponding GOES-8 10.7 micron IR image at 18:30 UTC on 11 August. The F2 tornado and 1.5 inch diameter hail was reported around 18:45 UTC. (Salt Lake City is located at the center of the image, near the southeastern edge of the Great Salt Lake).