Illinois River At Peoria Lock And Dam

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Stage Color Key
444 ft - Near Flood 447 ft - Minor Flood 449 ft - Moderate Flood 455 ft - Major Flood

Latest Observation: Friday September 25th, 2026 12:00 PM CDT
River Status: Normal

  Height Flow
Currently 439.77 ft 24.6 kcfs
Record 456.57 ft N/A

Forecast
  Date (CDT) Stage (ft) Flow (kcfs)
  Wednesday 12/31/1969 06:00 PM 0.00 N/A
  Friday 09/25/2026 07:00 PM 439.80 N/A
  Saturday 09/26/2026 01:00 AM 439.70 N/A
  Saturday 09/26/2026 07:00 AM 439.70 N/A
  Saturday 09/26/2026 01:00 PM 439.60 N/A
  Saturday 09/26/2026 07:00 PM 439.60 N/A
  Sunday 09/27/2026 01:00 AM 439.50 N/A

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Wednesday 09/23/2026 08:00 PM 440.00 N/A
Wednesday 09/23/2026 10:00 PM 440.03 N/A
Thursday 09/24/2026 12:00 AM 440.02 N/A
Thursday 09/24/2026 02:00 AM 440.02 N/A
Thursday 09/24/2026 04:00 AM 439.98 N/A
Thursday 09/24/2026 06:00 AM 440.04 N/A
Thursday 09/24/2026 08:00 AM 440.03 N/A
Thursday 09/24/2026 10:00 AM 440.01 N/A
Thursday 09/24/2026 12:00 PM 440.01 N/A
Thursday 09/24/2026 02:00 PM 440.01 N/A
Thursday 09/24/2026 04:00 PM 440.00 N/A
Thursday 09/24/2026 06:00 PM 439.98 N/A
Thursday 09/24/2026 08:00 PM 439.96 N/A
Thursday 09/24/2026 10:00 PM 439.95 N/A
Friday 09/25/2026 12:00 AM 439.94 N/A
Friday 09/25/2026 02:00 AM 439.92 N/A
Friday 09/25/2026 04:00 AM 439.92 N/A
Friday 09/25/2026 06:00 AM 439.89 N/A
Friday 09/25/2026 08:00 AM 439.88 N/A
Friday 09/25/2026 10:00 AM 439.85 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