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 August 19th, 2026 10:00 PM CDT
River Status: Near Flood Stage

  Height Flow
Currently 444.81 ft 35.4 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
  Thursday 08/20/2026 07:00 AM 444.80 N/A
  Thursday 08/20/2026 01:00 PM 444.80 N/A
  Thursday 08/20/2026 07:00 PM 444.70 N/A
  Friday 08/21/2026 01:00 AM 444.70 N/A
  Friday 08/21/2026 07:00 AM 444.70 N/A
  Friday 08/21/2026 01:00 PM 444.70 N/A

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Tuesday 08/18/2026 06:00 AM 444.06 N/A
Tuesday 08/18/2026 08:00 AM 444.10 N/A
Tuesday 08/18/2026 10:00 AM 444.13 N/A
Tuesday 08/18/2026 12:00 PM 444.16 N/A
Tuesday 08/18/2026 02:00 PM 444.20 N/A
Tuesday 08/18/2026 04:00 PM 444.22 N/A
Tuesday 08/18/2026 06:00 PM 444.24 N/A
Tuesday 08/18/2026 08:00 PM 444.29 N/A
Tuesday 08/18/2026 10:00 PM 444.37 N/A
Wednesday 08/19/2026 12:00 AM 444.42 N/A
Wednesday 08/19/2026 02:00 AM 444.47 N/A
Wednesday 08/19/2026 04:00 AM 444.49 N/A
Wednesday 08/19/2026 06:00 AM 444.53 N/A
Wednesday 08/19/2026 08:00 AM 444.57 N/A
Wednesday 08/19/2026 10:00 AM 444.60 N/A
Wednesday 08/19/2026 12:00 PM 444.67 N/A
Wednesday 08/19/2026 02:00 PM 444.71 N/A
Wednesday 08/19/2026 04:00 PM 444.73 N/A
Wednesday 08/19/2026 06:00 PM 444.76 N/A
Wednesday 08/19/2026 08:00 PM 444.79 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