Illinois River At Peoria

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Stage Color Key
17 ft - Near Flood 18 ft - Minor Flood 22 ft - Moderate Flood 28 ft - Major Flood

Latest Observation: Saturday October 17th, 2026 08:45 AM CDT
River Status: Normal

  Height Flow
Currently 12.03 ft 6.2 kcfs
Record 29.35 ft N/A

Forecast
  Date (CDT) Stage (ft) Flow (kcfs)
  Wednesday 12/31/1969 06:00 PM 0.00 N/A
  Saturday 10/17/2026 07:00 AM 12.20 N/A
  Saturday 10/17/2026 01:00 PM 12.20 N/A
  Saturday 10/17/2026 07:00 PM 12.20 N/A
  Sunday 10/18/2026 01:00 AM 12.20 N/A
  Sunday 10/18/2026 07:00 AM 12.20 N/A
  Sunday 10/18/2026 01:00 PM 12.20 N/A

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Saturday 10/17/2026 03:45 AM -9,999.00 N/A
Saturday 10/17/2026 04:00 AM 12.08 N/A
Saturday 10/17/2026 04:15 AM 12.04 N/A
Saturday 10/17/2026 04:30 AM 12.07 N/A
Saturday 10/17/2026 04:45 AM 12.05 N/A
Saturday 10/17/2026 05:00 AM 12.07 N/A
Saturday 10/17/2026 05:15 AM 12.09 N/A
Saturday 10/17/2026 05:30 AM 12.07 N/A
Saturday 10/17/2026 05:45 AM 12.06 N/A
Saturday 10/17/2026 06:00 AM 12.07 N/A
Saturday 10/17/2026 06:15 AM 12.08 N/A
Saturday 10/17/2026 06:30 AM 12.06 N/A
Saturday 10/17/2026 06:45 AM 12.04 N/A
Saturday 10/17/2026 07:00 AM 12.05 N/A
Saturday 10/17/2026 07:15 AM 12.05 N/A
Saturday 10/17/2026 07:30 AM 12.04 N/A
Saturday 10/17/2026 07:45 AM 12.03 N/A
Saturday 10/17/2026 08:00 AM 12.03 N/A
Saturday 10/17/2026 08:15 AM 12.03 N/A
Saturday 10/17/2026 08:30 AM 12.02 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