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NWS / NWPSSite ID: wbot1active

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Tennessee River above Watts Bar Dam

Tennessee River • Rhea • TN

Latest public reading740.77 ftObserved Sep 6, 2026 at 5:00 AM CDT
TrendRisingForecast available
Data freshnessStaleBeyond three times the publishing interval. Value shown with its age, never hidden.Observation 6086 minutes old
Flood contextContext unavailableFetched Timestamp unavailable

Stage and discharge

Observed source readings

Stage and discharge

Daily rollups and linked forecast values

Observed Forecast

Stage and discharge chart includes 11 observed points and 11 forecast points.

Line chart: Observed, Forecast01002003004005006007008002026-05-122026-07-272026-09-102026-09-122026-09-13
Data series

Flood-stage context

Source-published thresholds where available

Flood-stage context unavailable

Flood category levels are not published or not linked for this gauge.

Forecast

Linked NWS/NWPS values

HPIFF • stage740.75 ftValid Sep 10, 2026 at 12:00 PM CDT
HPIFF • stage740.75 ftValid Sep 10, 2026 at 6:00 PM CDT
HPIFF • stage740.75 ftValid Sep 11, 2026 at 12:00 AM CDT
HPIFF • stage740.75 ftValid Sep 11, 2026 at 6:00 AM CDT
HPIFF • stage740.75 ftValid Sep 11, 2026 at 12:00 PM CDT
HPIFF • stage740.75 ftValid Sep 11, 2026 at 6:00 PM CDT

Observations

stage

740.77 ft

Observed Sep 5, 2026 at 7:00 PM CDT

stage

740.76 ft

Observed Aug 29, 2026 at 7:00 PM CDT

stage

740.72 ft

Observed Aug 17, 2026 at 7:00 PM CDT

stage

740.96 ft

Observed Aug 9, 2026 at 7:00 PM CDT

stage

740.71 ft

Observed Jul 26, 2026 at 7:00 PM CDT

stage

740.8 ft

Observed Jul 9, 2026 at 7:00 PM CDT

stage

740.76 ft

Observed Jun 22, 2026 at 7:00 PM CDT

stage

740.64 ft

Observed Jun 8, 2026 at 7:00 PM CDT

stage

740.75 ft

Observed May 30, 2026 at 7:00 PM CDT

stage

738.84 ft

Observed May 22, 2026 at 7:00 PM CDT

stage

738.97 ft

Observed May 11, 2026 at 7:00 PM CDT

Alerts

Alerts unavailable

Alerts are shown only when the API returns a source-backed match.

Official public sources

Readings and thresholds stay tied to USGS, NOAA/NWS, or source-backed records.

Source freshness

Observed and fetched timestamps are shown separately when the API returns them.

Transparent methodology

Unavailable forecasts, alerts, and thresholds are shown as unavailable states.