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: Tuesday November 11th, 2025 05:00 PM CST
River Status: Normal

  Height Flow
Currently 3.99 ft 38.3 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 11/11/2025 06:00 PM 4.10 40.00
  Wednesday 11/12/2025 12:00 AM 4.00 38.40
  Wednesday 11/12/2025 06:00 AM 4.00 38.40
  Wednesday 11/12/2025 12:00 PM 4.00 38.40
  Wednesday 11/12/2025 06:00 PM 4.00 38.40
  Thursday 11/13/2025 12:00 AM 3.90 36.90

Observation
  Date (CST) Stage (ft) Flow (kcfs)
Tuesday 11/11/2025 02:10 PM 4.00 38.40
Tuesday 11/11/2025 02:20 PM 4.07 39.50
Tuesday 11/11/2025 02:30 PM 4.04 39.00
Tuesday 11/11/2025 02:40 PM 4.04 39.00
Tuesday 11/11/2025 02:50 PM 4.03 38.90
Tuesday 11/11/2025 03:00 PM 4.02 38.70
Tuesday 11/11/2025 03:10 PM 4.05 39.20
Tuesday 11/11/2025 03:20 PM 4.02 38.70
Tuesday 11/11/2025 03:30 PM 4.01 38.60
Tuesday 11/11/2025 03:40 PM 3.98 38.10
Tuesday 11/11/2025 03:50 PM 4.04 39.00
Tuesday 11/11/2025 04:00 PM 4.01 38.60
Tuesday 11/11/2025 04:10 PM 4.01 38.60
Tuesday 11/11/2025 04:20 PM 4.04 39.00
Tuesday 11/11/2025 04:30 PM 4.00 38.40
Tuesday 11/11/2025 04:40 PM 4.00 38.40
Tuesday 11/11/2025 04:50 PM 3.99 38.30
Tuesday 11/11/2025 05:00 PM 3.99 38.30
Tuesday 11/11/2025 05:10 PM 3.98 38.10
Tuesday 11/11/2025 05:20 PM 3.99 38.30

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