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 August 25th, 2026 04:00 AM CDT
River Status: Normal

  Height Flow
Currently 634.37 ft 41.8 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 08/25/2026 06:00 AM 634.80 43.90
  Tuesday 08/25/2026 12:00 PM 634.73 43.50
  Tuesday 08/25/2026 06:00 PM 634.51 42.40
  Wednesday 08/26/2026 12:00 AM 634.31 41.50
  Wednesday 08/26/2026 06:00 AM 634.22 41.10
  Wednesday 08/26/2026 12:00 PM 634.27 41.30

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Monday 08/24/2026 09:00 AM 634.11 40.50
Monday 08/24/2026 10:00 AM 633.99 39.90
Monday 08/24/2026 11:00 AM 633.95 39.70
Monday 08/24/2026 12:00 PM 633.90 39.50
Monday 08/24/2026 01:00 PM 633.88 39.40
Monday 08/24/2026 02:00 PM 633.89 39.40
Monday 08/24/2026 03:00 PM 633.98 39.90
Monday 08/24/2026 04:00 PM 634.04 40.20
Monday 08/24/2026 05:00 PM 634.15 40.70
Monday 08/24/2026 06:00 PM 634.27 41.30
Monday 08/24/2026 07:00 PM 634.37 41.80
Monday 08/24/2026 08:00 PM 634.50 42.40
Monday 08/24/2026 09:00 PM 634.62 43.00
Monday 08/24/2026 10:00 PM 634.63 43.00
Monday 08/24/2026 11:00 PM 634.61 42.90
Tuesday 08/25/2026 12:00 AM 634.64 43.10
Tuesday 08/25/2026 01:00 AM 634.61 42.90
Tuesday 08/25/2026 02:00 AM 634.53 42.50
Tuesday 08/25/2026 03:00 AM 634.49 42.30
Tuesday 08/25/2026 04:00 AM 634.37 41.80

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