Mississippi River At Grafton

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Hydrograph

Stage Color Key
18 ft - Near Flood 20 ft - Minor Flood 24 ft - Moderate Flood 29 ft - Major Flood

Latest Observation: Thursday September 18th, 2025 10:00 PM CDT
River Status: Normal

  Height Flow
Currently 15.7 ft 161 kcfs
Record 38.17 ft 598000 cfs

Forecast
  Date (CDT) Stage (ft) Flow (kcfs)
  Wednesday 12/31/1969 06:00 PM 0.00 N/A
  Friday 09/19/2025 07:00 AM 15.70 161.00
  Friday 09/19/2025 01:00 PM 15.70 161.00
  Friday 09/19/2025 07:00 PM 15.70 161.00
  Saturday 09/20/2025 01:00 AM 15.70 161.00
  Saturday 09/20/2025 07:00 AM 15.70 161.00
  Saturday 09/20/2025 01:00 PM 15.70 161.00

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Thursday 09/18/2025 12:00 PM 15.82 176.00
Thursday 09/18/2025 12:30 PM 15.82 176.00
Thursday 09/18/2025 01:00 PM 15.84 178.00
Thursday 09/18/2025 01:30 PM 15.81 174.00
Thursday 09/18/2025 02:00 PM 15.83 177.00
Thursday 09/18/2025 02:30 PM 15.83 177.00
Thursday 09/18/2025 03:00 PM 15.82 176.00
Thursday 09/18/2025 03:30 PM 15.81 174.00
Thursday 09/18/2025 04:00 PM 15.79 172.00
Thursday 09/18/2025 04:30 PM 15.58 147.00
Thursday 09/18/2025 05:00 PM 15.77 169.00
Thursday 09/18/2025 05:30 PM 15.75 167.00
Thursday 09/18/2025 06:00 PM 15.69 160.00
Thursday 09/18/2025 06:30 PM 15.74 166.00
Thursday 09/18/2025 07:00 PM 15.74 166.00
Thursday 09/18/2025 07:30 PM 15.73 165.00
Thursday 09/18/2025 08:00 PM 15.71 162.00
Thursday 09/18/2025 08:30 PM 15.68 159.00
Thursday 09/18/2025 09:00 PM 15.70 161.00
Thursday 09/18/2025 09:30 PM 15.70 161.00

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