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: Tuesday March 10th, 2026 04:30 PM CDT
River Status: Normal

  Height Flow
Currently 8.16 ft 130 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
  Tuesday 03/10/2026 07:00 PM 8.00 128.00
  Wednesday 03/11/2026 01:00 AM 8.10 130.00
  Wednesday 03/11/2026 07:00 AM 8.20 131.00
  Wednesday 03/11/2026 01:00 PM 8.30 133.00
  Wednesday 03/11/2026 07:00 PM 8.40 134.00
  Thursday 03/12/2026 01:00 AM 8.50 135.00

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Tuesday 03/10/2026 06:00 AM 7.74 124.00
Tuesday 03/10/2026 06:30 AM 7.76 124.00
Tuesday 03/10/2026 07:00 AM 7.79 125.00
Tuesday 03/10/2026 07:30 AM 7.82 125.00
Tuesday 03/10/2026 08:00 AM 7.90 127.00
Tuesday 03/10/2026 08:30 AM 7.84 126.00
Tuesday 03/10/2026 09:00 AM 7.86 126.00
Tuesday 03/10/2026 09:30 AM 7.90 127.00
Tuesday 03/10/2026 10:30 AM 7.89 126.00
Tuesday 03/10/2026 11:00 AM 7.91 127.00
Tuesday 03/10/2026 11:30 AM 7.97 128.00
Tuesday 03/10/2026 12:00 PM 7.96 127.00
Tuesday 03/10/2026 12:30 PM 7.97 128.00
Tuesday 03/10/2026 01:00 PM 8.03 128.00
Tuesday 03/10/2026 01:30 PM 8.04 129.00
Tuesday 03/10/2026 02:00 PM 8.13 130.00
Tuesday 03/10/2026 02:30 PM 8.04 129.00
Tuesday 03/10/2026 03:00 PM 8.05 129.00
Tuesday 03/10/2026 03:30 PM 8.11 130.00
Tuesday 03/10/2026 04:00 PM 8.11 130.00

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