Mississippi River At Mel Price (alton) Lock And Dam

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Hydrograph

Stage Color Key
19 ft - Near Flood 21 ft - Minor Flood 29 ft - Moderate Flood 34 ft - Major Flood

Latest Observation: Sunday March 30th, 2025 11:00 PM CDT
River Status: Normal

  Height Flow
Currently 5.94 ft 98.2 kcfs
Record 42.72 ft 369500 cfs

Forecast
  Date (CDT) Stage (ft) Flow (kcfs)
  Wednesday 12/31/1969 06:00 PM 0.00 N/A
  Monday 03/31/2025 07:00 AM 6.00 99.00
  Monday 03/31/2025 01:00 PM 6.00 99.00
  Monday 03/31/2025 07:00 PM 6.00 99.00
  Tuesday 04/01/2025 01:00 AM 6.00 99.00
  Tuesday 04/01/2025 07:00 AM 6.00 99.00
  Tuesday 04/01/2025 01:00 PM 6.00 99.00

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Sunday 03/30/2025 01:30 PM 6.00 99.00
Sunday 03/30/2025 02:00 PM 5.86 97.10
Sunday 03/30/2025 02:30 PM 5.87 97.20
Sunday 03/30/2025 03:00 PM 5.86 97.10
Sunday 03/30/2025 03:30 PM 5.92 97.90
Sunday 03/30/2025 04:00 PM 5.98 98.80
Sunday 03/30/2025 04:30 PM 5.90 97.60
Sunday 03/30/2025 05:00 PM 5.87 97.20
Sunday 03/30/2025 05:30 PM 5.89 97.50
Sunday 03/30/2025 06:00 PM 5.93 98.00
Sunday 03/30/2025 06:30 PM 5.91 97.80
Sunday 03/30/2025 07:00 PM 5.90 97.60
Sunday 03/30/2025 07:30 PM 5.91 97.80
Sunday 03/30/2025 08:00 PM 5.93 98.00
Sunday 03/30/2025 08:30 PM 5.92 97.90
Sunday 03/30/2025 09:00 PM 5.90 97.60
Sunday 03/30/2025 09:30 PM 5.95 98.30
Sunday 03/30/2025 10:00 PM 5.94 98.20
Sunday 03/30/2025 10:30 PM 5.94 98.20
Sunday 03/30/2025 11:00 PM 5.94 98.20

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