* WHAT...Heat index values up to 113 expected.
* WHERE...All of southeastern Louisiana and southwestern and coastal
Mississippi.
* WHEN...From 11 AM to 8 PM CDT Sunday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
Heat Advisory
Until 2026-08-23T05:15:00-05:00
•
National Weather Service
* WHAT...Heat index values up to 113 expected.
* WHERE...All of southeastern Louisiana and southwestern and coastal
Mississippi.
* WHEN...From 11 AM to 8 PM CDT Sunday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
HOUMA NAVAGATION CANAL AT DULAC, LA
Realtime Data
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Report
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Conditions
Discharge (cfs)
2.0
Gauge Height (ft)
Streamflow discharge was last observed at 8,020 cfs, and a gauge height of 1.97 feet.
With the
% decrease since yesterday,
the streamflow average over the past 10 days is 6,367 .
Weather today, Tomorrow,
The flow of water is influenced by the tides and the operation of locks and dams along the canal. The canal is an important waterway for commercial fishing and shipping, and it also provides a critical transportation link for the oil and gas industry. Seasonal trends in the flow of the canal are influenced by rainfall and storm surges, with higher flows typically occurring in the summer months. Interesting facts about the hydrology of the canal include the presence of a large population of alligators and other wildlife that depend on the unique ecosystem of the surrounding wetlands.