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: Friday June 5th, 2026 11:00 AM CDT
River Status: Normal

  Height Flow
Currently 9.56 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
  Friday 06/05/2026 07:00 PM 9.30 N/A
  Saturday 06/06/2026 01:00 AM 9.00 N/A
  Saturday 06/06/2026 07:00 AM 8.80 N/A
  Saturday 06/06/2026 01:00 PM 8.70 N/A
  Saturday 06/06/2026 07:00 PM 8.50 N/A
  Sunday 06/07/2026 01:00 AM 8.30 N/A

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Friday 06/05/2026 01:30 AM 10.02 N/A
Friday 06/05/2026 02:00 AM 10.00 N/A
Friday 06/05/2026 02:30 AM 9.99 N/A
Friday 06/05/2026 03:00 AM 9.97 N/A
Friday 06/05/2026 03:30 AM 9.95 N/A
Friday 06/05/2026 04:00 AM 9.93 N/A
Friday 06/05/2026 04:30 AM 9.92 N/A
Friday 06/05/2026 05:00 AM 9.90 N/A
Friday 06/05/2026 05:30 AM 9.88 N/A
Friday 06/05/2026 06:00 AM 9.86 N/A
Friday 06/05/2026 06:30 AM 9.85 N/A
Friday 06/05/2026 07:00 AM 9.83 N/A
Friday 06/05/2026 07:30 AM 9.81 N/A
Friday 06/05/2026 08:00 AM 9.78 N/A
Friday 06/05/2026 08:30 AM 9.74 N/A
Friday 06/05/2026 09:00 AM 9.71 N/A
Friday 06/05/2026 09:30 AM 9.67 N/A
Friday 06/05/2026 10:00 AM 9.63 N/A
Friday 06/05/2026 10:30 AM 9.59 N/A
Friday 06/05/2026 11:00 AM 9.56 N/A

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