Missouri River At Sioux City

Back to River Summary

Hydrograph

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

Latest Observation: Thursday October 1st, 2026 02:00 AM CDT
River Status: Normal

  Height Flow
Currently 10.55 ft 26.4 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
  Thursday 10/01/2026 01:00 AM 10.50 26.30
  Thursday 10/01/2026 07:00 AM 10.40 26.00
  Thursday 10/01/2026 01:00 PM 10.40 26.00
  Thursday 10/01/2026 07:00 PM 10.40 26.00
  Friday 10/02/2026 01:00 AM 10.40 26.00
  Friday 10/02/2026 07:00 AM 10.40 26.00

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Wednesday 09/30/2026 08:00 PM 10.52 26.30
Wednesday 09/30/2026 08:15 PM 10.52 26.30
Wednesday 09/30/2026 08:30 PM 10.52 26.30
Wednesday 09/30/2026 08:45 PM 10.51 26.30
Wednesday 09/30/2026 09:00 PM 10.51 26.30
Wednesday 09/30/2026 09:15 PM 10.51 26.30
Wednesday 09/30/2026 09:30 PM 10.51 26.30
Wednesday 09/30/2026 09:45 PM 10.51 26.30
Wednesday 09/30/2026 10:00 PM 10.50 26.30
Wednesday 09/30/2026 11:15 PM 10.52 26.30
Wednesday 09/30/2026 11:30 PM 10.54 26.40
Wednesday 09/30/2026 11:45 PM 10.54 26.40
Thursday 10/01/2026 12:00 AM 10.55 26.40
Thursday 10/01/2026 12:15 AM 10.56 26.40
Thursday 10/01/2026 12:30 AM 10.57 26.40
Thursday 10/01/2026 12:45 AM 10.56 26.40
Thursday 10/01/2026 01:00 AM 10.56 26.40
Thursday 10/01/2026 01:15 AM 10.57 26.40
Thursday 10/01/2026 01:30 AM 10.56 26.40
Thursday 10/01/2026 01:45 AM 10.56 26.40

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