Mississippi River At Quincy Lock And Dam 21

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Hydrograph

Stage Color Key
16 ft - Near Flood 18 ft - Minor Flood 21 ft - Moderate Flood 25 ft - Major Flood

Latest Observation: Tuesday April 22nd, 2025 11:00 PM CDT
River Status: Normal

  Height Flow
Currently 9.21 ft 111 kcfs
Record 31.3 ft 428694 cfs

Forecast
  Date (CDT) Stage (ft) Flow (kcfs)
  Wednesday 12/31/1969 06:00 PM 0.00 N/A
  Tuesday 04/22/2025 07:00 PM 9.20 111.00
  Wednesday 04/23/2025 01:00 AM 9.20 111.00
  Wednesday 04/23/2025 07:00 AM 9.40 114.00
  Wednesday 04/23/2025 01:00 PM 9.50 115.00
  Wednesday 04/23/2025 07:00 PM 9.50 115.00
  Thursday 04/24/2025 01:00 AM 9.60 116.00

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Tuesday 04/22/2025 07:40 PM 9.45 114.00
Tuesday 04/22/2025 07:50 PM 9.42 114.00
Tuesday 04/22/2025 08:00 PM 9.41 114.00
Tuesday 04/22/2025 08:10 PM 9.42 114.00
Tuesday 04/22/2025 08:20 PM 9.41 114.00
Tuesday 04/22/2025 08:30 PM 9.40 114.00
Tuesday 04/22/2025 08:40 PM 9.43 114.00
Tuesday 04/22/2025 08:50 PM 9.39 114.00
Tuesday 04/22/2025 09:00 PM 9.38 113.00
Tuesday 04/22/2025 09:10 PM 9.31 113.00
Tuesday 04/22/2025 09:20 PM 9.39 114.00
Tuesday 04/22/2025 09:30 PM 9.35 113.00
Tuesday 04/22/2025 09:40 PM 9.32 113.00
Tuesday 04/22/2025 09:50 PM 9.32 113.00
Tuesday 04/22/2025 10:00 PM 9.33 113.00
Tuesday 04/22/2025 10:10 PM 9.32 113.00
Tuesday 04/22/2025 10:20 PM 9.34 113.00
Tuesday 04/22/2025 10:30 PM 9.33 113.00
Tuesday 04/22/2025 10:40 PM 9.28 112.00
Tuesday 04/22/2025 10:50 PM 9.25 112.00

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