15.5' - The bridge on Highway 44 just northwest of Parker is overtopped.
14' - The bridge on 274th Street at the gage is overtopped.
13.5' - The bridge on 275th over the West Fork of the river east of Parker is overtopped. Water reaches the bottom of the bridge on Highway 44 northwest of Parker.
13' - The bridges on 453rd and 454th north of Parker are both overtopped.
12' - Highway 44 begins to flood as do numerous county and township roads. Thunder Valley drag strip starts to see flooding of fields and grandstand areas.
11.5' - 456th Ave and 276th St east of Parker will be flooded.
11' - Major agricultural flooding begins, and a few county and township roads will begin to flood, including Thunder Valley Ave near the gage site.
10' - The lowest portion of 453rd and W 6th St on the north side of Parker may flood. Moderate flooding of agricultural land begins.
9' - Minor flooding of agricultural land begins and the lowest portion of 274th near the gage site may begin to flood.
8' - Some flooding of the lowest lying banks and ditches is possible.