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: Friday July 31st, 2026 10:30 AM CDT
River Status: Normal

  Height Flow
Currently 3.28 ft 127 kcfs
Record 49.58 ft 1070000 cfs

Forecast
  Date (CDT) Stage (ft) Flow (kcfs)
  Wednesday 12/31/1969 06:00 PM 0.00 N/A
  Friday 07/31/2026 07:00 AM 3.00 124.00
  Friday 07/31/2026 01:00 PM 3.20 126.00
  Friday 07/31/2026 07:00 PM 3.30 127.00
  Saturday 08/01/2026 01:00 AM 3.30 127.00
  Saturday 08/01/2026 07:00 AM 3.20 126.00
  Saturday 08/01/2026 01:00 PM 2.90 123.00

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Friday 07/31/2026 12:30 AM 2.74 122.00
Friday 07/31/2026 01:00 AM 2.70 121.00
Friday 07/31/2026 01:30 AM 2.70 121.00
Friday 07/31/2026 02:00 AM 2.68 121.00
Friday 07/31/2026 02:30 AM 2.68 121.00
Friday 07/31/2026 03:00 AM 2.72 122.00
Friday 07/31/2026 03:30 AM 2.76 122.00
Friday 07/31/2026 04:00 AM 2.72 122.00
Friday 07/31/2026 04:30 AM 2.75 122.00
Friday 07/31/2026 05:00 AM 2.78 122.00
Friday 07/31/2026 05:30 AM 2.77 122.00
Friday 07/31/2026 06:00 AM 2.74 122.00
Friday 07/31/2026 06:30 AM 2.79 122.00
Friday 07/31/2026 07:00 AM 2.78 122.00
Friday 07/31/2026 07:30 AM 2.79 122.00
Friday 07/31/2026 08:00 AM 2.83 123.00
Friday 07/31/2026 08:30 AM 2.82 122.00
Friday 07/31/2026 09:00 AM 2.83 123.00
Friday 07/31/2026 09:30 AM 2.86 123.00
Friday 07/31/2026 10:00 AM 3.13 125.00

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