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: Monday October 19th, 2026 09:00 PM CDT
River Status: Normal

  Height Flow
Currently 4.47 ft 45.9 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
  Monday 10/19/2026 07:00 PM 4.40 44.80
  Tuesday 10/20/2026 01:00 AM 4.50 46.40
  Tuesday 10/20/2026 07:00 AM 4.50 46.40
  Tuesday 10/20/2026 01:00 PM 4.50 46.40
  Tuesday 10/20/2026 07:00 PM 4.50 46.40
  Wednesday 10/21/2026 01:00 AM 4.50 46.40

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Monday 10/19/2026 03:40 PM 4.38 44.50
Monday 10/19/2026 03:50 PM 4.38 44.50
Monday 10/19/2026 04:00 PM 4.35 44.00
Monday 10/19/2026 04:10 PM 4.37 44.30
Monday 10/19/2026 04:20 PM 4.35 44.00
Monday 10/19/2026 04:30 PM 4.36 44.10
Monday 10/19/2026 04:40 PM 4.37 44.30
Monday 10/19/2026 04:50 PM 4.37 44.30
Monday 10/19/2026 05:00 PM 4.38 44.50
Monday 10/19/2026 05:10 PM 4.38 44.50
Monday 10/19/2026 05:20 PM 4.39 44.60
Monday 10/19/2026 05:30 PM 4.40 44.80
Monday 10/19/2026 05:40 PM 4.40 44.80
Monday 10/19/2026 05:50 PM 4.40 44.80
Monday 10/19/2026 06:00 PM 4.37 44.30
Monday 10/19/2026 06:10 PM 4.52 46.80
Monday 10/19/2026 06:20 PM 4.43 45.30
Monday 10/19/2026 06:30 PM 4.43 45.30
Monday 10/19/2026 08:40 PM 4.54 47.10
Monday 10/19/2026 08:50 PM 4.46 45.80

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