* WHAT...Heat index values up to 109 expected.
* WHERE...Portions of south central and southeast Texas.
* WHEN...From noon today to 6 PM CDT this evening.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
Heat Advisory
Until 2026-09-12T08:30:00-05:00
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National Weather Service
* WHAT...Heat index values up to 109 expected.
* WHERE...Portions of south central and southeast Texas.
* WHEN...From noon today to 6 PM CDT this evening.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
BUFFALO BAYOU AT PINEY POINT, TX
Realtime Data
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Report
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Conditions
258
Discharge (cfs)
29.0
Gauge Height (ft)
Streamflow discharge was last observed at 258 cfs, and a gauge height of 29.03 feet.
With the
% decrease since yesterday,
the streamflow average over the past 10 days is 317 .
Weather today, Tomorrow,
It is fed by several tributaries, including White Oak Bayou and Spring Creek. The bayou experiences seasonal fluctuations in flow due to changes in precipitation and runoff from neighboring areas. There are no major dams on the Buffalo Bayou, but the Addicks and Barker Reservoirs are located upstream and can impact flow rates during heavy rainfall events. Interesting facts about the Buffalo Bayou include its role in Houston's history and the recent efforts to improve water quality and recreational opportunities along the waterway.
September 12, 2026
Elevation
39.0 ft
Last Updated
Water velocity reading from field sensor, feet per second