Flood Watch

* WHAT...Flash flooding caused by excessive rainfall continues to be possible.

* WHERE...Portions of Illinois, including the following areas, Adams IL, Brown IL, Calhoun IL and Pike IL and Missouri, including the following areas, Audrain MO, Boone MO, Callaway MO, Cole MO, Crawford MO, Franklin MO, Gasconade MO, Jefferson MO, Knox MO, Lewis MO, Lincoln MO, Marion MO, Moniteau MO, Monroe MO, Montgomery MO, Osage MO, Pike MO, Ralls MO, Saint Charles MO, Saint Louis City MO, Saint Louis MO, Shelby MO, Warren MO and Washington MO.

* WHEN...From 10 PM CDT this evening through Thursday morning.

* IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS... - Thunderstorms with high rainfall rates are expected to develop and track repeatedly over similar locations late this evening into Thursday morning, which will likely lead to areas of flash flooding.