NASA Images of Fort Smith, Arkansas River Flood
The NASA MODIS Satellite has captured images of the extensive flooding occurring along the Arkansas River and the major tributaries that flow into the river from across the area.
BEFORE: This image is May 14th, 2013.
AFTER: This image was captured on May 26th, 2015 when the Arkansas River was cresting over 33ft.
The original images (including a before & after slider) is available on the NASA post.