Iowa Severe Flood Warning | Effective 10/01/2026 18:43
* WHAT...Flooding caused by excessive rainfall continues.
* WHERE...Grundy County in central Iowa...
Northern Tama County in central Iowa...
Southeastern Butler County in north central Iowa...
Black Hawk County in northeastern Iowa...
* WHEN...Until 1045 AM CDT Friday.
* IMPACTS...Flooding of rivers, creeks, streams, and other low-lying
and flood-prone locations is imminent or occurring. Several
structures are flooded and some sand bagging operations are
continuing. Numerous roads remain closed due to flooding.