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 July 28th, 2026 02:00 AM CDT
River Status: Normal

  Height Flow
Currently 633.47 ft 37.4 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 07/28/2026 06:00 AM 633.77 38.80
  Tuesday 07/28/2026 12:00 PM 633.63 38.20
  Tuesday 07/28/2026 06:00 PM 633.50 37.50
  Wednesday 07/29/2026 12:00 AM 633.37 36.90
  Wednesday 07/29/2026 06:00 AM 633.31 36.70
  Wednesday 07/29/2026 12:00 PM 633.29 36.60

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Monday 07/27/2026 07:00 AM 633.40 37.10
Monday 07/27/2026 08:00 AM 633.39 37.00
Monday 07/27/2026 09:00 AM 633.35 36.80
Monday 07/27/2026 10:00 AM 633.25 36.40
Monday 07/27/2026 11:00 AM 633.18 36.10
Monday 07/27/2026 12:00 PM 633.18 36.10
Monday 07/27/2026 01:00 PM 633.12 35.80
Monday 07/27/2026 02:00 PM 633.12 35.80
Monday 07/27/2026 03:00 PM 633.20 36.20
Monday 07/27/2026 04:00 PM 633.61 38.10
Monday 07/27/2026 05:00 PM 633.83 39.10
Monday 07/27/2026 06:00 PM 634.00 40.00
Monday 07/27/2026 07:00 PM 634.12 40.60
Monday 07/27/2026 08:00 PM 633.91 39.50
Monday 07/27/2026 09:00 PM 633.62 38.10
Monday 07/27/2026 10:00 PM 633.53 37.70
Monday 07/27/2026 11:00 PM 633.46 37.40
Tuesday 07/28/2026 12:00 AM 633.46 37.40
Tuesday 07/28/2026 01:00 AM 633.49 37.50
Tuesday 07/28/2026 02:00 AM 633.47 37.40

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