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: Tuesday September 8th, 2026 05:00 AM CDT
River Status: Normal

  Height Flow
Currently 633.33 ft 36.8 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 09/08/2026 06:00 AM 634.07 40.30
  Tuesday 09/08/2026 12:00 PM 634.54 42.60
  Tuesday 09/08/2026 06:00 PM 634.72 43.50
  Wednesday 09/09/2026 12:00 AM 634.58 42.80
  Wednesday 09/09/2026 06:00 AM 634.41 42.00
  Wednesday 09/09/2026 12:00 PM 634.33 41.60

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Monday 09/07/2026 10:00 AM 633.60 38.00
Monday 09/07/2026 11:00 AM 633.86 39.30
Monday 09/07/2026 12:00 PM 633.91 39.50
Monday 09/07/2026 01:00 PM 633.88 39.40
Monday 09/07/2026 02:00 PM 633.88 39.40
Monday 09/07/2026 03:00 PM 633.81 39.00
Monday 09/07/2026 04:00 PM 633.82 39.10
Monday 09/07/2026 05:00 PM 633.87 39.30
Monday 09/07/2026 06:00 PM 633.90 39.50
Monday 09/07/2026 07:00 PM 633.94 39.70
Monday 09/07/2026 08:00 PM 633.99 39.90
Monday 09/07/2026 09:00 PM 634.05 40.20
Monday 09/07/2026 10:00 PM 634.04 40.20
Monday 09/07/2026 11:00 PM 633.75 38.80
Tuesday 09/08/2026 12:00 AM 633.54 37.70
Tuesday 09/08/2026 01:00 AM 633.40 37.10
Tuesday 09/08/2026 02:00 AM 633.34 36.80
Tuesday 09/08/2026 03:00 AM 633.33 36.80
Tuesday 09/08/2026 04:00 AM 633.35 36.80
Tuesday 09/08/2026 05:00 AM 633.33 36.80

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