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: Monday September 28th, 2026 12:00 PM CDT
River Status: Normal

  Height Flow
Currently 438.79 ft 23.5 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
  Monday 09/28/2026 07:00 PM 438.70 N/A
  Tuesday 09/29/2026 01:00 AM 438.60 N/A
  Tuesday 09/29/2026 07:00 AM 438.40 N/A
  Tuesday 09/29/2026 01:00 PM 436.40 N/A
  Tuesday 09/29/2026 07:00 PM 436.20 N/A
  Wednesday 09/30/2026 01:00 AM 436.00 N/A

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Saturday 09/26/2026 02:00 PM 439.52 N/A
Saturday 09/26/2026 04:00 PM 439.50 N/A
Saturday 09/26/2026 06:00 PM 439.45 N/A
Saturday 09/26/2026 08:00 PM 439.42 N/A
Saturday 09/26/2026 10:00 PM 439.40 N/A
Sunday 09/27/2026 12:00 AM 439.36 N/A
Sunday 09/27/2026 02:00 AM 439.34 N/A
Sunday 09/27/2026 04:00 AM 439.30 N/A
Sunday 09/27/2026 06:00 AM 439.29 N/A
Sunday 09/27/2026 08:00 AM 439.26 N/A
Sunday 09/27/2026 10:00 AM 439.22 N/A
Sunday 09/27/2026 12:00 PM 439.17 N/A
Sunday 09/27/2026 02:00 PM 439.13 N/A
Sunday 09/27/2026 04:00 PM 439.10 N/A
Sunday 09/27/2026 06:00 PM 439.07 N/A
Sunday 09/27/2026 08:00 PM 439.03 N/A
Sunday 09/27/2026 10:00 PM 438.98 N/A
Monday 09/28/2026 06:00 AM 438.88 N/A
Monday 09/28/2026 08:00 AM 438.85 N/A
Monday 09/28/2026 10:00 AM 438.82 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