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 July 25th, 2026 12:45 AM CDT
River Status: Normal

  Height Flow
Currently 11.71 ft 4.91 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 07/25/2026 07:00 AM 11.70 N/A
  Saturday 07/25/2026 01:00 PM 11.70 N/A
  Saturday 07/25/2026 07:00 PM 11.70 N/A
  Sunday 07/26/2026 01:00 AM 11.70 N/A
  Sunday 07/26/2026 07:00 AM 11.70 N/A
  Sunday 07/26/2026 01:00 PM 11.70 N/A

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Friday 07/24/2026 07:45 PM 11.64 N/A
Friday 07/24/2026 08:00 PM 11.67 N/A
Friday 07/24/2026 08:15 PM 11.67 N/A
Friday 07/24/2026 08:30 PM 11.68 N/A
Friday 07/24/2026 08:45 PM 11.68 N/A
Friday 07/24/2026 09:00 PM 11.71 N/A
Friday 07/24/2026 09:15 PM 11.66 N/A
Friday 07/24/2026 09:30 PM 11.71 N/A
Friday 07/24/2026 09:45 PM 11.69 N/A
Friday 07/24/2026 10:00 PM 11.69 N/A
Friday 07/24/2026 10:15 PM 11.68 N/A
Friday 07/24/2026 10:30 PM 11.70 N/A
Friday 07/24/2026 10:45 PM 11.74 N/A
Friday 07/24/2026 11:00 PM 11.74 N/A
Friday 07/24/2026 11:15 PM 11.73 N/A
Friday 07/24/2026 11:30 PM 11.72 N/A
Friday 07/24/2026 11:45 PM 11.72 N/A
Saturday 07/25/2026 12:00 AM 11.73 N/A
Saturday 07/25/2026 12:15 AM 11.69 N/A
Saturday 07/25/2026 12:30 AM 11.69 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