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 November 11th, 2026 04:30 AM CST
River Status: Normal

  Height Flow
Currently 10.34 ft 163 kcfs
Record 42.72 ft 369500 cfs

Forecast
  Date (CST) Stage (ft) Flow (kcfs)
  Wednesday 12/31/1969 06:00 PM 0.00 N/A
  Wednesday 11/11/2026 06:00 AM 10.40 N/A
  Wednesday 11/11/2026 12:00 PM 10.40 N/A
  Wednesday 11/11/2026 06:00 PM 10.30 N/A
  Thursday 11/12/2026 12:00 AM 10.30 N/A
  Thursday 11/12/2026 06:00 AM 10.20 N/A
  Thursday 11/12/2026 12:00 PM 10.20 N/A

Observation
  Date (CST) Stage (ft) Flow (kcfs)
Tuesday 11/10/2026 06:30 PM 10.65 N/A
Tuesday 11/10/2026 07:00 PM 10.52 N/A
Tuesday 11/10/2026 07:30 PM 10.52 N/A
Tuesday 11/10/2026 08:00 PM 10.52 N/A
Tuesday 11/10/2026 08:30 PM 10.53 N/A
Tuesday 11/10/2026 09:00 PM 10.51 N/A
Tuesday 11/10/2026 09:30 PM 10.49 N/A
Tuesday 11/10/2026 10:00 PM 10.50 N/A
Tuesday 11/10/2026 10:30 PM 10.49 N/A
Tuesday 11/10/2026 11:00 PM 10.47 N/A
Tuesday 11/10/2026 11:30 PM 10.44 N/A
Wednesday 11/11/2026 12:00 AM 10.44 N/A
Wednesday 11/11/2026 12:30 AM 10.45 N/A
Wednesday 11/11/2026 01:00 AM 10.43 N/A
Wednesday 11/11/2026 01:30 AM 10.46 N/A
Wednesday 11/11/2026 02:00 AM 10.43 N/A
Wednesday 11/11/2026 02:30 AM 10.39 N/A
Wednesday 11/11/2026 03:00 AM 10.38 N/A
Wednesday 11/11/2026 03:30 AM 10.39 N/A
Wednesday 11/11/2026 04:00 AM 10.38 N/A

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