Missouri River At Sioux City

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Hydrograph

Stage Color Key
25 ft - Near Flood 30 ft - Minor Flood 33 ft - Moderate Flood 36 ft - Major Flood

Latest Observation: Wednesday August 12th, 2026 04:00 PM CDT
River Status: Normal

  Height Flow
Currently 11.21 ft 28.2 kcfs
Record 35.25 ft 192000 cfs

Forecast
  Date (CDT) Stage (ft) Flow (kcfs)
  Wednesday 12/31/1969 06:00 PM 0.00 N/A
  Wednesday 08/12/2026 07:00 PM 11.20 28.20
  Thursday 08/13/2026 01:00 AM 11.20 28.20
  Thursday 08/13/2026 07:00 AM 11.20 28.20
  Thursday 08/13/2026 01:00 PM 11.20 28.20
  Thursday 08/13/2026 07:00 PM 11.20 28.20
  Friday 08/14/2026 01:00 AM 11.20 28.20

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Wednesday 08/12/2026 11:00 AM 11.22 28.30
Wednesday 08/12/2026 11:15 AM 11.21 28.20
Wednesday 08/12/2026 11:30 AM 11.21 28.20
Wednesday 08/12/2026 11:45 AM 11.21 28.20
Wednesday 08/12/2026 12:00 PM 11.22 28.30
Wednesday 08/12/2026 12:15 PM 11.22 28.30
Wednesday 08/12/2026 12:30 PM 11.22 28.30
Wednesday 08/12/2026 12:45 PM 11.21 28.20
Wednesday 08/12/2026 01:00 PM 11.22 28.30
Wednesday 08/12/2026 01:15 PM 11.22 28.30
Wednesday 08/12/2026 01:30 PM 11.21 28.20
Wednesday 08/12/2026 01:45 PM 11.21 28.20
Wednesday 08/12/2026 02:00 PM 11.20 28.20
Wednesday 08/12/2026 02:15 PM 11.21 28.20
Wednesday 08/12/2026 02:30 PM 11.21 28.20
Wednesday 08/12/2026 02:45 PM 11.21 28.20
Wednesday 08/12/2026 03:00 PM 11.21 28.20
Wednesday 08/12/2026 03:15 PM 11.21 28.20
Wednesday 08/12/2026 03:30 PM 11.20 28.20
Wednesday 08/12/2026 03:45 PM 11.21 28.20

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