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Local Info
Critical Stages
21' - Action23' - Flood27' - Moderate Flood29' - Major Flood
Illinois River - Gauge NLGI2
Lagrange, IL
Lat: 39.94N, Lon: 90.53W
 
Latest Observation
Updated: 12:00 PM CDT 10/14/25
Stage:6.38 ft
Flow:0.105 kcfs*
* Thousand cubic feet per second
Forecast
hydrograph
Flood Impacts
Historical Crests

Data provided by NOAA Advanced Hydrologic Prediction Service

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