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 14th, 2026 02:00 AM CDT
River Status: Major Flooding

  Height Flow
Currently 669.46 ft 330 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 07/14/2026 06:00 AM 634.51 42.40
  Tuesday 07/14/2026 12:00 PM 634.66 43.20
  Tuesday 07/14/2026 06:00 PM 634.26 41.20
  Wednesday 07/15/2026 12:00 AM 634.06 40.30
  Wednesday 07/15/2026 06:00 AM 633.97 39.80
  Wednesday 07/15/2026 12:00 PM 633.89 39.40

Observation
  Date (CDT) Stage (ft) Flow (kcfs)
Monday 07/13/2026 07:00 AM 633.47 37.40
Monday 07/13/2026 08:00 AM 633.48 37.50
Monday 07/13/2026 09:00 AM 633.46 37.40
Monday 07/13/2026 10:00 AM 633.40 37.10
Monday 07/13/2026 11:00 AM 633.41 37.10
Monday 07/13/2026 12:00 PM 633.39 37.00
Monday 07/13/2026 01:00 PM 633.60 38.00
Monday 07/13/2026 02:00 PM 633.71 38.60
Monday 07/13/2026 03:00 PM 633.76 38.80
Monday 07/13/2026 04:00 PM 633.79 38.90
Monday 07/13/2026 05:00 PM 633.85 39.20
Monday 07/13/2026 06:00 PM 633.82 39.10
Monday 07/13/2026 07:00 PM 633.74 38.70
Monday 07/13/2026 08:00 PM 633.70 38.50
Monday 07/13/2026 09:00 PM 633.67 38.40
Monday 07/13/2026 10:00 PM 633.75 38.80
Monday 07/13/2026 11:00 PM 633.95 39.70
Tuesday 07/14/2026 12:00 AM 634.01 40.00
Tuesday 07/14/2026 01:00 AM 669.46 330.00
Tuesday 07/14/2026 02:00 AM 669.46 330.00

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