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 August 22nd, 2026 02:45 AM CDT
River Status: Normal

  Height Flow
Currently 16.98 ft 34.1 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 08/22/2026 07:00 AM 16.90 N/A
  Saturday 08/22/2026 01:00 PM 16.90 N/A
  Saturday 08/22/2026 07:00 PM 16.80 N/A
  Sunday 08/23/2026 01:00 AM 16.70 N/A
  Sunday 08/23/2026 07:00 AM 16.60 N/A
  Sunday 08/23/2026 01:00 PM 16.50 N/A

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Friday 08/21/2026 10:45 PM 16.97 N/A
Friday 08/21/2026 11:00 PM 17.04 N/A
Friday 08/21/2026 11:15 PM 17.06 N/A
Friday 08/21/2026 11:30 PM 17.05 N/A
Friday 08/21/2026 11:45 PM 17.06 N/A
Saturday 08/22/2026 12:00 AM 17.04 N/A
Saturday 08/22/2026 12:15 AM 17.03 N/A
Saturday 08/22/2026 12:30 AM 17.01 N/A
Saturday 08/22/2026 12:45 AM 17.01 N/A
Saturday 08/22/2026 01:00 AM 16.97 N/A
Saturday 08/22/2026 01:15 AM 16.98 N/A
Saturday 08/22/2026 01:30 AM 16.98 N/A
Saturday 08/22/2026 01:45 AM 16.97 N/A
Saturday 08/22/2026 02:00 AM 16.97 N/A
Saturday 08/22/2026 02:15 AM 16.97 N/A
Saturday 08/22/2026 02:30 AM 16.97 N/A
Saturday 08/22/2026 02:45 AM 16.98 N/A
Saturday 08/22/2026 03:00 AM 16.99 N/A
Saturday 08/22/2026 03:15 AM 16.99 N/A
Saturday 08/22/2026 03:30 AM 16.97 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