Interactive NWS Alert
Radar valid at 700 pm CDT, Jun 21st 2026

IAZ099-ILZ034-035-MOZ009-010-210900-
/O.EXT.KDVN.FA.A.0006.260621T1200Z-260622T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Lee-Hancock-McDonough-Scotland-Clark-
Including the cities of Macomb, Fort Madison, Kahoka, Carthage,
and Memphis
1242 PM CDT Sat Jun 20 2026
...FLOOD WATCH NOW IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY
EVENING...
* 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
flood-prone locations. Creeks and streams may rise out of their
banks. Flooding may occur in poor drainage and urban areas.
* ADDITIONAL DETAILS...
- Rounds of thunderstorms producing heavy rain are expected on
Sunday. Rainfall amounts between 1-3 inches are anticipated.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
iNWS is an experimental service intended for NWS core partners,
including emergency managers, community leaders and other government
agencies only.