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: Wednesday September 23rd, 2026 08:00 AM CDT
River Status: Normal

  Height Flow
Currently 11.88 ft 185 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
  Wednesday 09/23/2026 07:00 AM 12.60 N/A
  Wednesday 09/23/2026 01:00 PM 12.90 N/A
  Wednesday 09/23/2026 07:00 PM 13.10 N/A
  Thursday 09/24/2026 01:00 AM 13.30 N/A
  Thursday 09/24/2026 07:00 AM 13.60 N/A
  Thursday 09/24/2026 01:00 PM 13.90 N/A

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Tuesday 09/22/2026 10:00 PM 12.16 N/A
Tuesday 09/22/2026 10:30 PM 12.14 N/A
Tuesday 09/22/2026 11:00 PM 12.13 N/A
Tuesday 09/22/2026 11:30 PM 12.11 N/A
Wednesday 09/23/2026 12:00 AM 12.07 N/A
Wednesday 09/23/2026 12:30 AM 12.06 N/A
Wednesday 09/23/2026 01:00 AM 12.05 N/A
Wednesday 09/23/2026 01:30 AM 12.03 N/A
Wednesday 09/23/2026 02:00 AM 12.02 N/A
Wednesday 09/23/2026 02:30 AM 12.00 N/A
Wednesday 09/23/2026 03:00 AM 11.98 N/A
Wednesday 09/23/2026 03:30 AM 11.96 N/A
Wednesday 09/23/2026 04:00 AM 11.95 N/A
Wednesday 09/23/2026 04:30 AM 11.95 N/A
Wednesday 09/23/2026 05:00 AM 11.95 N/A
Wednesday 09/23/2026 05:30 AM 11.93 N/A
Wednesday 09/23/2026 06:00 AM 11.91 N/A
Wednesday 09/23/2026 06:30 AM 11.92 N/A
Wednesday 09/23/2026 07:00 AM 11.91 N/A
Wednesday 09/23/2026 07:30 AM 11.89 N/A

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