Interactive NWS Alert

Radar valid at 500 am CDT, Apr 21st 2026

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

ILC067-109-211000-
/O.EXT.KDVN.FL.W.0029.000000T0000Z-260421T1000Z/
/CLMI2.1.ER.260419T2345Z.260420T1500Z.260421T0200Z.NO/
230 PM CDT Mon Apr 20 2026

...FLOOD WARNING NOW IN EFFECT UNTIL LATE TONIGHT...

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

* WHERE...La Moine River at Colmar.

* WHEN...Until late tonight.

* 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 1:45 PM CDT Monday the stage was 20.1 feet and steady.
- Recent Activity...The river is cresting now.
- Forecast...The river is expected to fall below flood stage
late this evening and continue falling to 7.3 feet Monday,
April 27.
- Flood stage is 20.0 feet.


&&

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

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