* WHAT...Flash flooding caused by excessive rainfall continues to be possible.
* WHERE...Portions of central and southern Iowa, mainly along and south of Interstate 80.
* WHEN...Until 10 AM CDT this morning.
* IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas.