Louisiana Moderate Heat Advisory | Effective 07/19/2026 22:45

Headline: 
Heat Advisory issued July 20 at 12:45AM CDT until July 20 at 7:00PM CDT by NWS Lake Charles LA
Event: 
Heat Advisory
Urgency: 
Expected
Effective: 
July 19, 2026 - 10:45pm
Expires: 
July 20, 2026 - 5:00pm
Description: 
* WHAT...Heat index values 108 to 112 expected. * WHERE...Portions of central, south central, and southwest Louisiana. * WHEN...From 11 AM this morning to 7 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Instruction: 
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.
Area Description: 
Rapides; Avoyelles; Evangeline; St. Landry; Lafayette; Upper St. Martin; Lower St. Martin; Northern Acadia; Upper Vermilion; Upper Iberia; Upper St. Mary; Southern Acadia; Lower Vermilion; Lower Iberia; Lower St. Mary
Forcast Office: 
NWS Lake Charles LA