Mississippi River At St. Louis

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Hydrograph

Stage Color Key
28 ft - Near Flood 30 ft - Minor Flood 35 ft - Moderate Flood 40 ft - Major Flood

Latest Observation: Saturday March 7th, 2026 01:00 AM CST
River Status: Normal

  Height Flow
Currently 1.58 ft 105 kcfs
Record 49.58 ft 1070000 cfs

Forecast
  Date (CST) Stage (ft) Flow (kcfs)
  Wednesday 12/31/1969 06:00 PM 0.00 N/A
  Saturday 03/07/2026 06:00 AM 1.80 106.00
  Saturday 03/07/2026 12:00 PM 2.00 108.00
  Saturday 03/07/2026 06:00 PM 2.20 110.00
  Sunday 03/08/2026 12:00 AM 2.40 112.00
  Sunday 03/08/2026 07:00 AM 2.60 113.00
  Sunday 03/08/2026 01:00 PM 2.90 116.00

Observation
  Date (CST) Stage (ft) Flow (kcfs)
Friday 03/06/2026 03:30 PM 1.35 103.00
Friday 03/06/2026 04:00 PM 1.32 102.00
Friday 03/06/2026 04:30 PM 1.44 103.00
Friday 03/06/2026 05:00 PM 1.47 104.00
Friday 03/06/2026 05:30 PM 1.43 103.00
Friday 03/06/2026 06:00 PM 1.46 104.00
Friday 03/06/2026 06:30 PM 1.42 103.00
Friday 03/06/2026 07:00 PM 1.47 104.00
Friday 03/06/2026 07:30 PM 1.45 103.00
Friday 03/06/2026 08:00 PM 1.46 104.00
Friday 03/06/2026 08:30 PM 1.51 104.00
Friday 03/06/2026 09:00 PM 1.48 104.00
Friday 03/06/2026 09:30 PM 1.57 104.00
Friday 03/06/2026 10:00 PM 1.51 104.00
Friday 03/06/2026 10:30 PM 1.47 104.00
Friday 03/06/2026 11:00 PM 1.64 105.00
Friday 03/06/2026 11:30 PM 1.60 105.00
Saturday 03/07/2026 12:00 AM 1.63 105.00
Saturday 03/07/2026 12:30 AM 1.56 104.00
Saturday 03/07/2026 01:00 AM 1.58 105.00

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