* WHAT...Heat index values up to 108.
* WHERE...A portion of Middle Tennessee.
* WHEN...Until 9 PM CDT Friday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
Heat Advisory
Until 2026-08-12T12:15:00-05:00
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National Weather Service
* WHAT...Heat index values up to 108.
* WHERE...A portion of Middle Tennessee.
* WHEN...Until 9 PM CDT Friday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
CUMBERLAND RIVER AT NASHVILLE, TN
Realtime Data
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Report
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Conditions
15,500
Discharge (cfs)
18.3
Gauge Height (ft)
Streamflow discharge was last observed at 15,500 cfs, and a gauge height of 18.34 feet.
With the
% decrease since yesterday,
the streamflow average over the past 10 days is 12,668 .
Weather today, Tomorrow,
The river's flow is influenced by several factors including rainfall, snowmelt, and release from upstream dams such as Old Hickory Dam. The river is also fed by several tributaries including the Harpeth River and Drakes Creek. During the winter months, the river's flow can increase due to snowmelt and heavy rainfall. In the summer months, the river's flow can decrease due to drought conditions. An interesting fact about the Cumberland River is that it played a significant role in the Civil War, as both Union and Confederate troops utilized it for transportation and supply purposes.
August 12, 2026
Elevation
386.0 ft
Last Updated
Mean water velocity for discharge computation, feet per second
1.62 ft/sec
Gage height, ft
18.34 ft
Stream water level elevation above NAVD 1988, in ft