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 10.7 micrometer IR and the corresponding IR fog/stratus product over the North Dakota/South Dakota/Montana region at 05:00 UTC on 05 March 2001. To zoom, click on the "Zoom" button, and then click the "hand" cursor on the image where you want to center the zoom.