Illinois River At Peoria Lock And Dam

Back to River Summary

Stage Color Key
444 ft - Near Flood 447 ft - Minor Flood 449 ft - Moderate Flood 455 ft - Major Flood

Latest Observation: Thursday October 1st, 2026 08:00 AM CDT
River Status: Normal

  Height Flow
Currently 435.55 ft 13.6 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
  Thursday 10/01/2026 07:00 PM 435.60 N/A
  Friday 10/02/2026 01:00 AM 435.80 N/A
  Friday 10/02/2026 07:00 AM 435.90 N/A
  Friday 10/02/2026 01:00 PM 436.00 N/A
  Friday 10/02/2026 07:00 PM 436.00 N/A
  Saturday 10/03/2026 01:00 AM 436.20 N/A

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Tuesday 09/29/2026 04:00 PM 436.84 N/A
Tuesday 09/29/2026 06:00 PM 436.43 N/A
Tuesday 09/29/2026 08:00 PM 436.15 N/A
Tuesday 09/29/2026 10:00 PM 435.99 N/A
Wednesday 09/30/2026 12:00 AM 435.85 N/A
Wednesday 09/30/2026 02:00 AM 435.65 N/A
Wednesday 09/30/2026 04:00 AM 435.44 N/A
Wednesday 09/30/2026 06:00 AM 435.30 N/A
Wednesday 09/30/2026 08:00 AM 435.20 N/A
Wednesday 09/30/2026 10:00 AM 435.09 N/A
Wednesday 09/30/2026 12:00 PM 434.95 N/A
Wednesday 09/30/2026 02:00 PM 434.86 N/A
Wednesday 09/30/2026 04:00 PM 434.91 N/A
Wednesday 09/30/2026 06:00 PM 435.07 N/A
Wednesday 09/30/2026 08:00 PM 435.11 N/A
Wednesday 09/30/2026 10:00 PM 435.24 N/A
Thursday 10/01/2026 12:00 AM 435.20 N/A
Thursday 10/01/2026 02:00 AM 435.33 N/A
Thursday 10/01/2026 04:00 AM 435.28 N/A
Thursday 10/01/2026 06:00 AM 435.36 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