Mississippi River Below Lock And Dam 5a - Winona

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Hydrograph

Stage Color Key
650 ft - Near Flood 655 ft - Minor Flood 659 ft - Moderate Flood 661 ft - Major Flood

Latest Observation: Thursday July 2nd, 2026 12:15 AM CDT
River Status: Normal

  Height Flow
Currently 646.44 ft 32.9 kcfs
Record 663.35 ft N/A

Forecast
  Date (CDT) Stage (ft) Flow (kcfs)
  Wednesday 12/31/1969 06:00 PM 0.00 N/A
  Wednesday 07/01/2026 07:00 PM 646.40 32.40
  Thursday 07/02/2026 01:00 AM 646.40 32.40
  Thursday 07/02/2026 07:00 AM 646.40 32.40
  Thursday 07/02/2026 01:00 PM 646.40 32.40
  Thursday 07/02/2026 07:00 PM 646.40 32.40
  Friday 07/03/2026 01:00 AM 646.40 32.40

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Wednesday 07/01/2026 07:15 PM 646.36 31.90
Wednesday 07/01/2026 07:30 PM 646.36 31.90
Wednesday 07/01/2026 07:45 PM 646.39 32.30
Wednesday 07/01/2026 08:00 PM 646.37 32.00
Wednesday 07/01/2026 08:15 PM 646.38 32.20
Wednesday 07/01/2026 08:30 PM 646.38 32.20
Wednesday 07/01/2026 08:45 PM 646.36 31.90
Wednesday 07/01/2026 09:00 PM 646.38 32.20
Wednesday 07/01/2026 09:15 PM 646.37 32.00
Wednesday 07/01/2026 09:30 PM 646.38 32.20
Wednesday 07/01/2026 09:45 PM 646.37 32.00
Wednesday 07/01/2026 10:00 PM 646.38 32.20
Wednesday 07/01/2026 10:15 PM 646.40 32.40
Wednesday 07/01/2026 10:30 PM 646.39 32.30
Wednesday 07/01/2026 10:45 PM 646.38 32.20
Wednesday 07/01/2026 11:00 PM 646.39 32.30
Wednesday 07/01/2026 11:15 PM 646.41 32.50
Wednesday 07/01/2026 11:30 PM 646.43 32.80
Wednesday 07/01/2026 11:45 PM 646.44 32.90
Thursday 07/02/2026 12:00 AM 646.46 33.20

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