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 January 19th, 2026 04:00 PM CST
River Status: Normal

  Height Flow
Currently 433.09 ft 6.91 kcfs
Record 456.57 ft N/A

Forecast
  Date (CST) Stage (ft) Flow (kcfs)
  Wednesday 12/31/1969 06:00 PM 0.00 N/A
  Monday 01/19/2026 06:00 PM 433.00 6.77
  Tuesday 01/20/2026 12:00 AM 432.90 6.62
  Tuesday 01/20/2026 06:00 AM 432.80 6.47
  Tuesday 01/20/2026 12:00 PM 432.70 6.33
  Tuesday 01/20/2026 06:00 PM 432.60 6.19
  Wednesday 01/21/2026 12:00 AM 432.60 6.19

Observation
  Date (CST) Stage (ft) Flow (kcfs)
Saturday 01/17/2026 06:00 PM 434.43 9.28
Saturday 01/17/2026 08:00 PM 434.29 9.00
Saturday 01/17/2026 10:00 PM 434.14 8.71
Sunday 01/18/2026 12:00 AM 433.93 8.32
Sunday 01/18/2026 02:00 AM 433.71 7.92
Sunday 01/18/2026 04:00 AM 433.62 7.77
Sunday 01/18/2026 06:00 AM 433.54 7.63
Sunday 01/18/2026 08:00 AM 433.52 7.60
Sunday 01/18/2026 10:00 AM 433.48 7.53
Sunday 01/18/2026 12:00 PM 433.41 7.42
Sunday 01/18/2026 02:00 PM 433.36 7.33
Sunday 01/18/2026 04:00 PM 433.32 7.27
Sunday 01/18/2026 06:00 PM 433.27 7.19
Sunday 01/18/2026 08:00 PM 433.25 7.16
Sunday 01/18/2026 10:00 PM 433.23 7.13
Monday 01/19/2026 12:00 AM 433.21 7.09
Monday 01/19/2026 02:00 AM 433.19 7.06
Monday 01/19/2026 04:00 AM 433.11 6.94
Monday 01/19/2026 06:00 AM 433.04 6.83
Monday 01/19/2026 02:00 PM 433.18 7.05

Hydrograph

Data Courtesy of the Advanced Hydrologic Prediction Service
Script Courtesy of Dennis at East Masonville Weather with mods by Saratoga-weather.org