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: Wednesday July 29th, 2026 06:00 PM CDT
River Status: Normal

  Height Flow
Currently 434.35 ft 9.12 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 07/29/2026 07:00 PM 434.30 N/A
  Thursday 07/30/2026 01:00 AM 434.50 N/A
  Thursday 07/30/2026 07:00 AM 434.70 N/A
  Thursday 07/30/2026 01:00 PM 434.80 N/A
  Thursday 07/30/2026 07:00 PM 434.80 N/A
  Friday 07/31/2026 01:00 AM 434.70 N/A

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Tuesday 07/28/2026 02:00 AM 432.09 N/A
Tuesday 07/28/2026 04:00 AM 432.16 N/A
Tuesday 07/28/2026 06:00 AM 432.02 N/A
Tuesday 07/28/2026 08:00 AM 432.10 N/A
Tuesday 07/28/2026 10:00 AM 432.18 N/A
Tuesday 07/28/2026 12:00 PM 432.22 N/A
Tuesday 07/28/2026 02:00 PM 432.26 N/A
Tuesday 07/28/2026 04:00 PM 432.40 N/A
Tuesday 07/28/2026 06:00 PM 432.81 N/A
Tuesday 07/28/2026 08:00 PM 432.89 N/A
Tuesday 07/28/2026 10:00 PM 433.06 N/A
Wednesday 07/29/2026 12:00 AM 433.15 N/A
Wednesday 07/29/2026 02:00 AM 433.29 N/A
Wednesday 07/29/2026 04:00 AM 433.42 N/A
Wednesday 07/29/2026 06:00 AM 433.42 N/A
Wednesday 07/29/2026 08:00 AM 433.41 N/A
Wednesday 07/29/2026 10:00 AM 433.91 N/A
Wednesday 07/29/2026 12:00 PM 434.15 N/A
Wednesday 07/29/2026 02:00 PM 434.05 N/A
Wednesday 07/29/2026 04:00 PM 434.17 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