Mississippi River At Illinois City

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Hydrograph

Stage Color Key
14 ft - Near Flood 15 ft - Minor Flood 16 ft - Moderate Flood 18 ft - Major Flood

Latest Observation: Wednesday December 17th, 2025 08:30 AM CST
River Status: Normal

  Height Flow
Currently 3.75 ft 34.6 kcfs
Record 24.1 ft N/A

Forecast
  Date (CST) Stage (ft) Flow (kcfs)
  Wednesday 12/31/1969 06:00 PM 0.00 N/A
  Tuesday 12/16/2025 06:00 PM 3.80 35.40
  Wednesday 12/17/2025 12:00 AM 3.70 33.90
  Wednesday 12/17/2025 06:00 AM 3.70 33.90
  Wednesday 12/17/2025 12:00 PM 3.70 33.90
  Wednesday 12/17/2025 06:00 PM 3.70 33.90
  Thursday 12/18/2025 12:00 AM 3.70 33.90

Observation
  Date (CST) Stage (ft) Flow (kcfs)
Wednesday 12/17/2025 05:40 AM 3.75 34.60
Wednesday 12/17/2025 05:50 AM 3.75 34.60
Wednesday 12/17/2025 06:00 AM 3.75 34.60
Wednesday 12/17/2025 06:10 AM 3.75 34.60
Wednesday 12/17/2025 06:20 AM 3.75 34.60
Wednesday 12/17/2025 06:30 AM 3.74 34.50
Wednesday 12/17/2025 06:40 AM 3.75 34.60
Wednesday 12/17/2025 06:50 AM 3.75 34.60
Wednesday 12/17/2025 07:00 AM 3.75 34.60
Wednesday 12/17/2025 07:10 AM 3.75 34.60
Wednesday 12/17/2025 07:20 AM 3.75 34.60
Wednesday 12/17/2025 07:30 AM 3.75 34.60
Wednesday 12/17/2025 07:40 AM 3.75 34.60
Wednesday 12/17/2025 07:50 AM 3.75 34.60
Wednesday 12/17/2025 08:00 AM 3.75 34.60
Wednesday 12/17/2025 08:10 AM 3.75 34.60
Wednesday 12/17/2025 08:20 AM 3.75 34.60
Wednesday 12/17/2025 08:30 AM 3.75 34.60
Wednesday 12/17/2025 09:10 AM -9,999.00 N/A
Wednesday 12/17/2025 09:20 AM -9,999.00 N/A

Data Courtesy of the Advanced Hydrologic Prediction Service
Script Courtesy of Dennis at East Masonville Weather with mods by Saratoga-weather.org