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: Thursday September 18th, 2025 05:00 AM CDT
River Status: Normal

  Height Flow
Currently 4.61 ft 48.3 kcfs
Record 24.1 ft N/A

Forecast
  Date (CDT) Stage (ft) Flow (kcfs)
  Wednesday 12/31/1969 06:00 PM 0.00 N/A
  Wednesday 09/17/2025 07:00 PM 4.50 46.40
  Thursday 09/18/2025 01:00 AM 4.50 46.40
  Thursday 09/18/2025 07:00 AM 4.50 46.40
  Thursday 09/18/2025 01:00 PM 4.50 46.40
  Thursday 09/18/2025 07:00 PM 4.50 46.40
  Friday 09/19/2025 01:00 AM 4.50 46.40

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Thursday 09/18/2025 02:10 AM 4.58 47.80
Thursday 09/18/2025 02:20 AM 4.59 47.90
Thursday 09/18/2025 02:30 AM 4.59 47.90
Thursday 09/18/2025 02:40 AM 4.60 48.10
Thursday 09/18/2025 02:50 AM 4.59 47.90
Thursday 09/18/2025 03:00 AM 4.59 47.90
Thursday 09/18/2025 03:10 AM 4.59 47.90
Thursday 09/18/2025 03:20 AM 4.60 48.10
Thursday 09/18/2025 03:30 AM 4.61 48.30
Thursday 09/18/2025 03:40 AM 4.61 48.30
Thursday 09/18/2025 03:50 AM 4.61 48.30
Thursday 09/18/2025 04:00 AM 4.60 48.10
Thursday 09/18/2025 04:10 AM 4.61 48.30
Thursday 09/18/2025 04:20 AM 4.60 48.10
Thursday 09/18/2025 04:30 AM 4.61 48.30
Thursday 09/18/2025 04:40 AM 4.69 49.60
Thursday 09/18/2025 04:50 AM 4.62 48.40
Thursday 09/18/2025 05:00 AM 4.61 48.30
Thursday 09/18/2025 05:10 AM 4.62 48.40
Thursday 09/18/2025 05:20 AM 4.62 48.40

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