Iowa, Illinois, Missouri Severe Flood Watch | Effective 06/20/2026 10:42
* WHAT...Flash flooding and areal flooding caused by excessive
rainfall is possible.
* WHERE...Portions of west central Illinois, including the following
counties, Hancock and McDonough, southeast Iowa, including the
following county, Lee, and northeast Missouri, including the
following counties, Clark and Scotland.
* WHEN...From Sunday morning through Sunday evening.
* IMPACTS...Excessive runoff may result in localized flash flooding,
flooding of rivers, creeks, streams, and other low-lying and