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 24th, 2026 07:15 PM CDT
River Status: Normal

  Height Flow
Currently 5.65 ft 37.2 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 04/24/2026 07:00 PM 5.60 N/A
  Saturday 04/25/2026 01:00 AM 5.60 N/A
  Saturday 04/25/2026 07:00 AM 5.60 N/A
  Saturday 04/25/2026 01:00 PM 5.70 N/A
  Saturday 04/25/2026 07:00 PM 5.70 N/A
  Sunday 04/26/2026 01:00 AM 5.70 N/A

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Friday 04/24/2026 02:15 PM 5.66 N/A
Friday 04/24/2026 02:30 PM 5.65 N/A
Friday 04/24/2026 02:45 PM 5.65 N/A
Friday 04/24/2026 03:00 PM 5.65 N/A
Friday 04/24/2026 03:15 PM 5.65 N/A
Friday 04/24/2026 03:30 PM 5.65 N/A
Friday 04/24/2026 03:45 PM 5.66 N/A
Friday 04/24/2026 04:00 PM 5.65 N/A
Friday 04/24/2026 04:15 PM 5.67 N/A
Friday 04/24/2026 04:30 PM 5.69 N/A
Friday 04/24/2026 04:45 PM 5.64 N/A
Friday 04/24/2026 05:00 PM 5.67 N/A
Friday 04/24/2026 05:15 PM 5.66 N/A
Friday 04/24/2026 05:30 PM 5.64 N/A
Friday 04/24/2026 05:45 PM 5.62 N/A
Friday 04/24/2026 06:00 PM 5.62 N/A
Friday 04/24/2026 06:15 PM 5.68 N/A
Friday 04/24/2026 06:30 PM 5.63 N/A
Friday 04/24/2026 06:45 PM 5.64 N/A
Friday 04/24/2026 07:00 PM 5.67 N/A

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