Illinois River Near Henry

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Stage Color Key
22 ft - Near Flood 23 ft - Minor Flood 24 ft - Moderate Flood 31 ft - Major Flood

Latest Observation: Sunday July 12th, 2026 09:45 AM CDT
River Status: Normal

  Height Flow
Currently 20.43 ft 32.2 kcfs
Record 32.94 ft N/A

Forecast
  Date (CDT) Stage (ft) Flow (kcfs)
  Wednesday 12/31/1969 06:00 PM 0.00 N/A
  Sunday 07/12/2026 07:00 PM 20.30 N/A
  Monday 07/13/2026 01:00 AM 20.20 N/A
  Monday 07/13/2026 07:00 AM 20.10 N/A
  Monday 07/13/2026 01:00 PM 20.00 N/A
  Monday 07/13/2026 07:00 PM 19.80 N/A
  Tuesday 07/14/2026 01:00 AM 19.70 N/A

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Sunday 07/12/2026 05:45 AM 20.59 N/A
Sunday 07/12/2026 06:00 AM 20.60 N/A
Sunday 07/12/2026 06:15 AM 20.55 N/A
Sunday 07/12/2026 06:30 AM 20.54 N/A
Sunday 07/12/2026 06:45 AM 20.54 N/A
Sunday 07/12/2026 07:00 AM 20.53 N/A
Sunday 07/12/2026 07:15 AM 20.51 N/A
Sunday 07/12/2026 07:30 AM 20.51 N/A
Sunday 07/12/2026 07:45 AM 20.50 N/A
Sunday 07/12/2026 08:00 AM 20.50 N/A
Sunday 07/12/2026 08:15 AM 20.49 N/A
Sunday 07/12/2026 08:30 AM 20.48 N/A
Sunday 07/12/2026 08:45 AM 20.45 N/A
Sunday 07/12/2026 09:00 AM 20.45 N/A
Sunday 07/12/2026 09:15 AM 20.45 N/A
Sunday 07/12/2026 09:30 AM 20.43 N/A
Sunday 07/12/2026 09:45 AM 20.43 N/A
Sunday 07/12/2026 10:00 AM 20.43 N/A
Sunday 07/12/2026 10:15 AM 20.41 N/A
Sunday 07/12/2026 10:30 AM 20.42 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