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: Saturday September 19th, 2026 06:30 AM CDT
River Status: Normal

  Height Flow
Currently 4.15 ft 14.3 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 09/19/2026 07:00 AM 4.20 N/A
  Saturday 09/19/2026 01:00 PM 4.30 N/A
  Saturday 09/19/2026 07:00 PM 4.30 N/A
  Sunday 09/20/2026 01:00 AM 4.40 N/A
  Sunday 09/20/2026 07:00 AM 4.40 N/A
  Sunday 09/20/2026 01:00 PM 4.50 N/A

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Friday 09/18/2026 08:30 PM 4.11 N/A
Friday 09/18/2026 09:00 PM 4.09 N/A
Friday 09/18/2026 09:30 PM 4.10 N/A
Friday 09/18/2026 10:00 PM 4.13 N/A
Friday 09/18/2026 10:30 PM 4.12 N/A
Friday 09/18/2026 11:00 PM 4.11 N/A
Friday 09/18/2026 11:30 PM 4.10 N/A
Saturday 09/19/2026 12:00 AM 4.10 N/A
Saturday 09/19/2026 12:30 AM 4.12 N/A
Saturday 09/19/2026 01:00 AM 4.11 N/A
Saturday 09/19/2026 01:30 AM 4.13 N/A
Saturday 09/19/2026 02:00 AM 4.12 N/A
Saturday 09/19/2026 02:30 AM 4.12 N/A
Saturday 09/19/2026 03:00 AM 4.12 N/A
Saturday 09/19/2026 03:30 AM 4.13 N/A
Saturday 09/19/2026 04:00 AM 4.13 N/A
Saturday 09/19/2026 04:30 AM 4.14 N/A
Saturday 09/19/2026 05:00 AM 4.15 N/A
Saturday 09/19/2026 05:30 AM 4.14 N/A
Saturday 09/19/2026 06:00 AM 4.16 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