Tennessee River At Chattanooga

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Hydrograph

Stage Color Key
649 ft - Near Flood 651.1 ft - Minor Flood 653 ft - Moderate Flood 655 ft - Major Flood

Latest Observation: Monday July 20th, 2026 06:00 PM CDT
River Status: Normal

  Height Flow
Currently 633.04 ft 35.4 kcfs
Record 678.9 ft 459000 cfs

Forecast
  Date (CDT) Stage (ft) Flow (kcfs)
  Wednesday 12/31/1969 06:00 PM 0.00 N/A
  Tuesday 07/21/2026 12:00 AM 633.29 36.60
  Tuesday 07/21/2026 06:00 AM 633.32 36.70
  Tuesday 07/21/2026 12:00 PM 633.31 36.70
  Tuesday 07/21/2026 06:00 PM 633.30 36.60
  Wednesday 07/22/2026 12:00 AM 633.30 36.60
  Wednesday 07/22/2026 06:00 AM 633.30 36.60

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Monday 07/20/2026 12:00 AM 633.85 39.20
Monday 07/20/2026 01:00 AM 633.74 38.70
Monday 07/20/2026 02:00 AM 633.73 38.70
Monday 07/20/2026 03:00 AM 633.64 38.20
Monday 07/20/2026 04:00 AM 633.51 37.60
Monday 07/20/2026 05:00 AM 633.42 37.20
Monday 07/20/2026 06:00 AM 633.37 36.90
Monday 07/20/2026 07:00 AM 633.30 36.60
Monday 07/20/2026 08:00 AM 633.22 36.20
Monday 07/20/2026 09:00 AM 633.15 35.90
Monday 07/20/2026 10:00 AM 633.08 35.60
Monday 07/20/2026 11:00 AM 633.04 35.40
Monday 07/20/2026 12:00 PM 633.03 35.40
Monday 07/20/2026 01:00 PM 633.02 35.30
Monday 07/20/2026 02:00 PM 633.08 35.60
Monday 07/20/2026 03:00 PM 633.12 35.80
Monday 07/20/2026 04:00 PM 633.12 35.80
Monday 07/20/2026 05:00 PM 633.09 35.70
Monday 07/20/2026 06:00 PM 633.04 35.40
Monday 07/20/2026 07:00 PM 633.03 35.40

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