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WGUS43 KLOT 291620

FLWLOT



BULLETIN - IMMEDIATE BROADCAST REQUESTED

Flood Warning

National Weather Service Chicago IL

1120 AM CDT Mon Apr 29 2024



...The National Weather Service in Chicago IL has issued a Flood 

Warning for the following rivers in Illinois...



  Illinois River at Ottawa affecting La Salle County.



For the Illinois River (Upper)...including Morris, Ottawa, La 

Salle...Minor flooding is forecast.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



A Flood Warning means water levels above flood stage are imminent or 

may already be occurring. Persons along rivers and streams in the 

warned area should take immediate precautions to protect life and 

property.



These forecasts are based on observed precipitation as well as 

forecast precipitation 24 hours into the future. Changes to the 

rainfall forecast, or any additional rainfall after 24 hours, may 

cause changes to these river forecasts.



Additional information is available at www.weather.gov.



The next statement will be issued by this evening.



&&



ILC099-300430-

/O.NEW.KLOT.FL.W.0035.240430T0600Z-240501T1800Z/

/OTWI2.1.ER.240430T0600Z.240430T1800Z.240501T0800Z.NO/

1120 AM CDT Mon Apr 29 2024



...FLOOD WARNING IN EFFECT FROM LATE TONIGHT TO EARLY WEDNESDAY 

AFTERNOON...



* WHAT...Minor flooding is forecast.



* WHERE...Illinois River from Heritage Harbor east of Ottawa 

  downstream to Starved Rock Lock and Dam, including the Ottawa 

  gauge.



* WHEN...From late tonight to early Wednesday afternoon.



* IMPACTS...At 464.0 feet, Backwater causes the Fox River to reach 

  bankfull near St. Elizabeth Medical Center in Ottawa.



* ADDITIONAL DETAILS...

  - At 10:30 AM CDT Monday the stage was 461.9 feet.

  - Forecast...The river is expected to rise above flood stage

    just after midnight tonight to a crest of 463.5 feet early

    tomorrow afternoon. It will then fall below flood stage

    Wednesday morning.

  - Flood stage is 463.0 feet.

  - http://www.weather.gov/safety/flood



&&



LAT...LON 4137 8898 4137 8879 4130 8879 4128 8899





$$



RC