Mississippi River Below Lock And Dam 4 - Alma

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Hydrograph

Stage Color Key
10 ft - Near Flood 16 ft - Minor Flood 17 ft - Moderate Flood 18 ft - Major Flood

Latest Observation: Friday April 10th, 2026 06:15 PM CDT
River Status: Normal

  Height Flow
Currently 6.12 ft 43.4 kcfs
Record 19.78 ft 269000 cfs

Forecast
  Date (CDT) Stage (ft) Flow (kcfs)
  Wednesday 12/31/1969 06:00 PM 0.00 N/A
  Friday 04/10/2026 07:00 PM 6.20 N/A
  Saturday 04/11/2026 01:00 AM 6.20 N/A
  Saturday 04/11/2026 07:00 AM 6.20 N/A
  Saturday 04/11/2026 01:00 PM 6.20 N/A
  Saturday 04/11/2026 07:00 PM 6.10 N/A
  Sunday 04/12/2026 01:00 AM 6.10 N/A

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Friday 04/10/2026 01:15 PM 6.16 N/A
Friday 04/10/2026 01:30 PM 6.16 N/A
Friday 04/10/2026 01:45 PM 6.16 N/A
Friday 04/10/2026 02:00 PM 6.15 N/A
Friday 04/10/2026 02:15 PM 6.15 N/A
Friday 04/10/2026 02:30 PM 6.15 N/A
Friday 04/10/2026 02:45 PM 6.14 N/A
Friday 04/10/2026 03:00 PM 6.16 N/A
Friday 04/10/2026 03:15 PM 6.15 N/A
Friday 04/10/2026 03:30 PM 6.14 N/A
Friday 04/10/2026 03:45 PM 6.14 N/A
Friday 04/10/2026 04:00 PM 6.15 N/A
Friday 04/10/2026 04:15 PM 6.14 N/A
Friday 04/10/2026 04:30 PM 6.15 N/A
Friday 04/10/2026 04:45 PM 6.14 N/A
Friday 04/10/2026 05:00 PM 6.15 N/A
Friday 04/10/2026 05:15 PM 6.17 N/A
Friday 04/10/2026 05:30 PM 6.15 N/A
Friday 04/10/2026 05:45 PM 6.06 N/A
Friday 04/10/2026 06:00 PM 6.14 N/A

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