Interactive NWS Alert

Radar valid at 911 pm CDT, Aug 18th 2026

...The Flood Warning is extended for the following rivers in Illinois... La Moine River at Colmar affecting Hancock and McDonough Counties.

ILC067-109-190215-
/O.EXT.KDVN.FL.W.0064.000000T0000Z-260819T0211Z/
/CLMI2.2.ER.260815T1400Z.260817T1030Z.260818T1811Z.NO/
839 AM CDT Tue Aug 18 2026

...FLOOD WARNING NOW IN EFFECT UNTIL THIS EVENING...

* WHAT...Minor flooding is occurring and minor flooding is forecast.

* WHERE...La Moine River at Colmar.

* WHEN...Until this evening.

* IMPACTS...At 20.0 feet, Water affects the lowest portions of
Lambert Road and affects Lamar Road approximately 100 feet north of
the intersection with County Road 26.

* ADDITIONAL DETAILS...
- At 7:45 AM CDT Tuesday the stage was 21.0 feet.
- Forecast...The river is expected to fall below flood stage this
afternoon and continue falling to 4.3 feet next Tuesday, August
25.
- Flood stage is 20.0 feet.


&&

LAT...LON 4043 9093 4024 9074 4013 9066 4013 9072
4041 9102

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