Mississippi River At Mel Price (alton) Lock And Dam

Back to River Summary

Hydrograph

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

Latest Observation: Thursday June 11th, 2026 11:00 AM CDT
River Status: Normal

  Height Flow
Currently 14.83 ft 230 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
  Thursday 06/11/2026 07:00 PM 15.00 N/A
  Friday 06/12/2026 01:00 AM 15.50 N/A
  Friday 06/12/2026 07:00 AM 16.30 N/A
  Friday 06/12/2026 01:00 PM 17.00 N/A
  Friday 06/12/2026 07:00 PM 17.30 N/A
  Saturday 06/13/2026 01:00 AM 17.70 N/A

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Thursday 06/11/2026 01:30 AM 15.43 N/A
Thursday 06/11/2026 02:00 AM 15.40 N/A
Thursday 06/11/2026 02:30 AM 15.38 N/A
Thursday 06/11/2026 03:00 AM 15.30 N/A
Thursday 06/11/2026 03:30 AM 15.22 N/A
Thursday 06/11/2026 04:00 AM 15.24 N/A
Thursday 06/11/2026 04:30 AM 15.25 N/A
Thursday 06/11/2026 05:00 AM 15.18 N/A
Thursday 06/11/2026 05:30 AM 15.14 N/A
Thursday 06/11/2026 06:00 AM 15.12 N/A
Thursday 06/11/2026 06:30 AM 15.09 N/A
Thursday 06/11/2026 07:00 AM 15.03 N/A
Thursday 06/11/2026 07:30 AM 15.03 N/A
Thursday 06/11/2026 08:00 AM 15.00 N/A
Thursday 06/11/2026 08:30 AM 14.98 N/A
Thursday 06/11/2026 09:00 AM 14.92 N/A
Thursday 06/11/2026 09:30 AM 14.91 N/A
Thursday 06/11/2026 10:00 AM 14.88 N/A
Thursday 06/11/2026 10:30 AM 14.84 N/A
Thursday 06/11/2026 11:00 AM 14.83 N/A

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