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 August 7th, 2026 10:00 PM CDT
River Status: Normal

  Height Flow
Currently 435.4 ft 12.7 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 08/07/2026 07:00 PM 435.80 N/A
  Saturday 08/08/2026 01:00 AM 435.70 N/A
  Saturday 08/08/2026 07:00 AM 435.50 N/A
  Saturday 08/08/2026 01:00 PM 435.40 N/A
  Saturday 08/08/2026 07:00 PM 435.30 N/A
  Sunday 08/09/2026 01:00 AM 435.10 N/A

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Thursday 08/06/2026 06:00 AM 438.91 N/A
Thursday 08/06/2026 08:00 AM 438.87 N/A
Thursday 08/06/2026 10:00 AM 438.86 N/A
Thursday 08/06/2026 12:00 PM 438.85 N/A
Thursday 08/06/2026 02:00 PM 438.80 N/A
Thursday 08/06/2026 04:00 PM 438.74 N/A
Thursday 08/06/2026 06:00 PM 438.70 N/A
Thursday 08/06/2026 08:00 PM 438.64 N/A
Thursday 08/06/2026 10:00 PM 438.58 N/A
Friday 08/07/2026 12:00 AM 438.50 N/A
Friday 08/07/2026 02:00 AM 437.42 N/A
Friday 08/07/2026 04:00 AM 437.30 N/A
Friday 08/07/2026 06:00 AM 436.83 N/A
Friday 08/07/2026 08:00 AM 436.35 N/A
Friday 08/07/2026 10:00 AM 436.20 N/A
Friday 08/07/2026 12:00 PM 435.90 N/A
Friday 08/07/2026 02:00 PM 435.77 N/A
Friday 08/07/2026 04:00 PM 435.62 N/A
Friday 08/07/2026 06:00 PM 435.57 N/A
Friday 08/07/2026 08:00 PM 435.49 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