Heat Advisory

Locations Affected

Shreveport, LA ∙ Tyler, TX ∙ Longview, TX ∙ Bossier City, LA ∙ Cheniere Lake, LA ∙ Gallatin, TX ∙ Peason Ridge Range, LA ∙ Nesbitt, TX ∙ Ida, LA ∙ Lufkin, TX

Full Alert Message

URGENT - WEATHER MESSAGE National Weather Service Shreveport LA 802 PM CDT Thu Aug 20 2026 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT FRIDAY... * WHAT...Heat index values up to 109 degrees. * WHERE...Portions of south central Arkansas, north central and northwest Louisiana, and east and northeast Texas. * WHEN...Until 9 PM CDT Friday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.

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