Headline:
Flood Warning issued June 20 at 6:40PM CDT until June 25 at 7:00AM CDT by NWS Chicago IL
Event:
Flood Warning
Urgency:
Immediate
Effective:
June 20, 2026 - 4:40pm
Expires:
June 21, 2026 - 10:45am
Description:
...The Flood Warning is extended for the following rivers in
Illinois...
Illinois River at La Salle affecting Putnam, La Salle and Bureau
Counties.
For the Illinois River (Upper)...including La Salle...Minor flooding
is forecast.
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Illinois River from Starved Rock Lock and Dam downstream
to confluence with Big Bureau Creek, including the La Salle gauge.
* WHEN...Until Thursday morning.
* 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 5:45 PM CDT Saturday the stage was 21.3 feet.
- Forecast...The river crested near 22 feet last night, though
is expected to remain above flood stage for several more days
while only gradually falling.
- Flood stage is 20.0 feet.
- http://www.weather.gov/safety/flood
Instruction:
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.
Area Description:
Bureau, IL; La Salle, IL; Putnam, IL
Forcast Office:
NWS Chicago IL
Sender: