Mississippi River At Mel Price (alton) Lock And Dam

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Hydrograph

Stage Color Key
19 ft - Near Flood 21 ft - Minor Flood 29 ft - Moderate Flood 34 ft - Major Flood

Latest Observation: Monday June 2nd, 2025 12:00 PM CDT
River Status: Normal

  Height Flow
Currently 9.55 ft 151 kcfs
Record 42.72 ft 369500 cfs

Forecast
  Date (CDT) Stage (ft) Flow (kcfs)
  Wednesday 12/31/1969 06:00 PM 0.00 N/A
  Monday 06/02/2025 07:00 PM 9.40 149.00
  Tuesday 06/03/2025 01:00 AM 9.30 147.00
  Tuesday 06/03/2025 07:00 AM 9.20 146.00
  Tuesday 06/03/2025 01:00 PM 9.10 144.00
  Tuesday 06/03/2025 07:00 PM 9.00 143.00
  Wednesday 06/04/2025 01:00 AM 9.00 143.00

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Monday 06/02/2025 02:30 AM 9.48 150.00
Monday 06/02/2025 03:00 AM 9.44 149.00
Monday 06/02/2025 03:30 AM 9.46 150.00
Monday 06/02/2025 04:00 AM 9.46 150.00
Monday 06/02/2025 04:30 AM 9.46 150.00
Monday 06/02/2025 05:00 AM 9.46 150.00
Monday 06/02/2025 05:30 AM 9.46 150.00
Monday 06/02/2025 06:00 AM 9.48 150.00
Monday 06/02/2025 06:30 AM 9.49 150.00
Monday 06/02/2025 07:00 AM 9.47 150.00
Monday 06/02/2025 07:30 AM 9.47 150.00
Monday 06/02/2025 08:00 AM 9.46 150.00
Monday 06/02/2025 08:30 AM 9.49 150.00
Monday 06/02/2025 09:00 AM 9.49 150.00
Monday 06/02/2025 09:30 AM 9.48 150.00
Monday 06/02/2025 10:00 AM 9.50 150.00
Monday 06/02/2025 10:30 AM 9.49 150.00
Monday 06/02/2025 11:00 AM 9.50 150.00
Monday 06/02/2025 11:30 AM 9.53 151.00
Monday 06/02/2025 12:00 PM 9.55 151.00

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