Illinois River At Meredosia

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Stage Color Key
14 ft - Near Flood 17 ft - Minor Flood 22 ft - Moderate Flood 24 ft - Major Flood

Latest Observation: Friday May 29th, 2026 08:00 PM CDT
River Status: Normal

  Height Flow
Currently 5.5 ft 18.2 kcfs
Record 28.86 ft 112000 cfs

Forecast
  Date (CDT) Stage (ft) Flow (kcfs)
  Wednesday 12/31/1969 06:00 PM 0.00 N/A
  Saturday 05/30/2026 07:00 AM 5.40 N/A
  Saturday 05/30/2026 01:00 PM 5.30 N/A
  Saturday 05/30/2026 07:00 PM 5.30 N/A
  Sunday 05/31/2026 01:00 AM 5.20 N/A
  Sunday 05/31/2026 07:00 AM 5.10 N/A
  Sunday 05/31/2026 01:00 PM 5.00 N/A

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Friday 05/29/2026 10:30 AM 5.72 N/A
Friday 05/29/2026 11:00 AM 5.73 N/A
Friday 05/29/2026 11:30 AM 5.72 N/A
Friday 05/29/2026 12:00 PM 5.72 N/A
Friday 05/29/2026 12:30 PM 5.72 N/A
Friday 05/29/2026 01:00 PM 5.66 N/A
Friday 05/29/2026 01:30 PM 5.65 N/A
Friday 05/29/2026 02:00 PM 5.61 N/A
Friday 05/29/2026 02:30 PM 5.60 N/A
Friday 05/29/2026 03:00 PM 5.61 N/A
Friday 05/29/2026 03:30 PM 5.56 N/A
Friday 05/29/2026 04:00 PM 5.58 N/A
Friday 05/29/2026 04:30 PM 5.55 N/A
Friday 05/29/2026 05:00 PM 5.56 N/A
Friday 05/29/2026 05:30 PM 5.58 N/A
Friday 05/29/2026 06:00 PM 5.53 N/A
Friday 05/29/2026 06:30 PM 5.53 N/A
Friday 05/29/2026 07:00 PM 5.52 N/A
Friday 05/29/2026 07:30 PM 5.51 N/A
Friday 05/29/2026 08:00 PM 5.50 N/A

Hydrograph

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