⚠️ Heat Advisory – Beauregard; Allen; Lafayette; Upper St. Martin; Lower St. Martin; West Cameron; East Cameron; Northern Calcasieu; Northern Jefferson Davis; Northern Acadia; Upper Vermilion; Upper Iberia; Upper St. Mary; Southern Calcasieu; Southern Jefferson Davis; Southern Acadia; Lower Vermilion; Lower Iberia; Lower St. Mary; Hardin; Southern Jasper; Southern Newton; Upper Jefferson; Northern Orange; Lower Jefferson; Southern Orange – Thursday, August 20, 2026

Heat Advisory issued August 20 at 12:54PM CDT until August 21 at 8:00PM CDT by NWS Lake Charles LA

Details

* WHAT…For the first Heat Advisory, heat index values up to 111.
For the second Heat Advisory, heat index values up to 112 expected,
as well as temperatures up to 100 to 103.

* WHERE…Portions of south central and southwest Louisiana and
southeast Texas.

* WHEN…For the first Heat Advisory, until 8 PM CDT this evening.
For the second Heat Advisory, from 10 AM to 8 PM CDT Friday.

* IMPACTS…Hot temperatures and high humidity may cause heat
illnesses.

Instructions

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.

Monitor the latest forecasts and warnings for updates.

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.