097
WGUS83 KLOT 190143
FLSLOT
FLOOD STATEMENT
NATIONAL WEATHER SERVICE CHICAGO IL
843 PM CDT SAT APR 18 2026
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
ILLINOIS...
ILLINOIS RIVER AT LA SALLE AFFECTING LA SALLE, PUTNAM AND BUREAU
COUNTIES.
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 SUNDAY AFTERNOON.
ILC011-099-155-191945-
/O.CON.KLOT.FL.W.0029.000000T0000Z-000000T0000Z/
/LSLI2.1.ER.260418T0427Z.260420T1200Z.260423T1200Z.NO/
843 PM CDT SAT APR 18 2026
..FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE
* WHAT...MINOR FLOODING IS OCCURRING AND FORECASTED TO CONTINUE.
* WHERE...ILLINOIS RIVER FROM STARVED ROCK LOCK AND DAM DOWNSTREAM
TO CONFLUENCE WITH BIG BUREAU CREEK, INCLUDING THE LA SALLE GAUGE.
* WHEN...UNTIL FURTHER NOTICE.
* IMPACTS...AT 22.0 FEET, LOWER PARKING LOT AT STARVED ROCK STATE
PARK IS INUNDATED EAST OF LA SALLE. HIGH WATER LEVELS BEGIN TO
IMPACT SHIPPING INTERESTS ALONG THE RIVER.
* ADDITIONAL DETAILS...
- AT 7:45 PM CDT SATURDAY THE STAGE WAS 21.3 FEET.
- FORECAST...THE RIVER IS EXPECTED REMAIN NEARLY STEADY INTO
EARLY NEXT WEEK.
- FLOOD STAGE IS 20.0 FEET.
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD
LAT...LON 4131 8940 4135 8933 4137 8898 4128 8899
4128 8929
BORCHARDT
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