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 September 19th, 2026 05:45 AM CDT
River Status: Normal

  Height Flow
Currently 12.05 ft 6.34 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 09/19/2026 07:00 AM 12.20 N/A
  Saturday 09/19/2026 01:00 PM 12.20 N/A
  Saturday 09/19/2026 07:00 PM 12.30 N/A
  Sunday 09/20/2026 01:00 AM 12.30 N/A
  Sunday 09/20/2026 07:00 AM 12.30 N/A
  Sunday 09/20/2026 01:00 PM 12.30 N/A

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Saturday 09/19/2026 01:45 AM 12.14 N/A
Saturday 09/19/2026 02:00 AM 12.14 N/A
Saturday 09/19/2026 02:15 AM 12.14 N/A
Saturday 09/19/2026 02:30 AM 12.14 N/A
Saturday 09/19/2026 02:45 AM 12.15 N/A
Saturday 09/19/2026 03:00 AM 12.11 N/A
Saturday 09/19/2026 03:15 AM 12.07 N/A
Saturday 09/19/2026 03:30 AM 12.11 N/A
Saturday 09/19/2026 03:45 AM 12.10 N/A
Saturday 09/19/2026 04:00 AM 12.06 N/A
Saturday 09/19/2026 04:15 AM 12.07 N/A
Saturday 09/19/2026 04:30 AM 12.04 N/A
Saturday 09/19/2026 04:45 AM 12.04 N/A
Saturday 09/19/2026 05:00 AM 12.04 N/A
Saturday 09/19/2026 05:15 AM 12.04 N/A
Saturday 09/19/2026 05:30 AM 12.05 N/A
Saturday 09/19/2026 05:45 AM 12.05 N/A
Saturday 09/19/2026 06:00 AM 12.05 N/A
Saturday 09/19/2026 06:15 AM 12.07 N/A
Saturday 09/19/2026 06:30 AM 12.09 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