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: Thursday June 11th, 2026 04:00 AM CDT
River Status: Normal

  Height Flow
Currently 439.78 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
  Wednesday 06/10/2026 07:00 PM 436.70 N/A
  Thursday 06/11/2026 01:00 AM 437.00 N/A
  Thursday 06/11/2026 07:00 AM 437.40 N/A
  Thursday 06/11/2026 01:00 PM 439.00 N/A
  Thursday 06/11/2026 07:00 PM 439.30 N/A
  Friday 06/12/2026 01:00 AM 439.40 N/A

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Tuesday 06/09/2026 12:00 PM 435.56 N/A
Tuesday 06/09/2026 02:00 PM 435.68 N/A
Tuesday 06/09/2026 04:00 PM 435.87 N/A
Tuesday 06/09/2026 06:00 PM 435.91 N/A
Tuesday 06/09/2026 08:00 PM 435.98 N/A
Tuesday 06/09/2026 10:00 PM 436.09 N/A
Wednesday 06/10/2026 12:00 AM 436.05 N/A
Wednesday 06/10/2026 02:00 AM 436.16 N/A
Wednesday 06/10/2026 04:00 AM 436.20 N/A
Wednesday 06/10/2026 06:00 AM 436.29 N/A
Wednesday 06/10/2026 08:00 AM 436.36 N/A
Wednesday 06/10/2026 10:00 AM 436.41 N/A
Wednesday 06/10/2026 12:00 PM 436.52 N/A
Wednesday 06/10/2026 02:00 PM 436.56 N/A
Wednesday 06/10/2026 04:00 PM 436.64 N/A
Wednesday 06/10/2026 06:00 PM 436.68 N/A
Wednesday 06/10/2026 08:00 PM 438.50 N/A
Wednesday 06/10/2026 10:00 PM 439.10 N/A
Thursday 06/11/2026 12:00 AM 439.52 N/A
Thursday 06/11/2026 02:00 AM 439.67 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