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 19th, 2026 10:00 PM CDT
River Status: Normal

  Height Flow
Currently 10.66 ft 26.3 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 08/19/2026 07:00 PM 10.60 26.10
  Thursday 08/20/2026 01:00 AM 10.60 26.10
  Thursday 08/20/2026 07:00 AM 10.60 26.10
  Thursday 08/20/2026 01:00 PM 10.60 26.10
  Thursday 08/20/2026 07:00 PM 10.70 26.50
  Friday 08/21/2026 01:00 AM 10.70 26.50

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Wednesday 08/19/2026 05:00 PM 10.63 26.20
Wednesday 08/19/2026 05:15 PM 10.64 26.20
Wednesday 08/19/2026 05:30 PM 10.63 26.20
Wednesday 08/19/2026 05:45 PM 10.63 26.20
Wednesday 08/19/2026 06:00 PM 10.63 26.20
Wednesday 08/19/2026 06:15 PM 10.63 26.20
Wednesday 08/19/2026 06:30 PM 10.64 26.20
Wednesday 08/19/2026 06:45 PM 10.64 26.20
Wednesday 08/19/2026 07:00 PM 10.62 26.20
Wednesday 08/19/2026 07:15 PM 10.64 26.20
Wednesday 08/19/2026 07:30 PM 10.64 26.20
Wednesday 08/19/2026 07:45 PM 10.64 26.20
Wednesday 08/19/2026 08:00 PM 10.64 26.20
Wednesday 08/19/2026 08:15 PM 10.65 26.30
Wednesday 08/19/2026 08:30 PM 10.64 26.20
Wednesday 08/19/2026 08:45 PM 10.64 26.20
Wednesday 08/19/2026 09:00 PM 10.65 26.30
Wednesday 08/19/2026 09:15 PM 10.65 26.30
Wednesday 08/19/2026 09:30 PM 10.66 26.30
Wednesday 08/19/2026 09:45 PM 10.65 26.30

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