Arkansas, Louisiana, Oklahoma, Texas Moderate Heat Advisory | Effective 07/20/2026 08:51

Headline: 
Heat Advisory issued July 20 at 10:51AM CDT until July 21 at 8:00PM CDT by NWS Shreveport LA
Event: 
Heat Advisory
Urgency: 
Expected
Effective: 
July 20, 2026 - 8:51am
Expires: 
July 21, 2026 - 5:00am
Description: 
* WHAT...Heat index values up to 109. * WHERE...Portions of south central and southwest Arkansas, north central and northwest Louisiana, southeast Oklahoma, and east and northeast Texas. * WHEN...Until 8 PM CDT Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Instruction: 
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.
Area Description: 
Sevier; Howard; Little River; Hempstead; Nevada; Miller; Lafayette; Columbia; Union; Caddo; Bossier; Webster; Claiborne; Lincoln; Union; De Soto; Red River; Bienville; Jackson; Ouachita; Sabine; Natchitoches; Winn; Grant; Caldwell; La Salle; McCurtain; Red River; Bowie; Franklin; Titus; Camp; Morris; Cass; Wood; Upshur; Marion; Smith; Gregg; Harrison; Cherokee; Rusk; Panola; Nacogdoches; Shelby; Angelina; San Augustine; Sabine
Forcast Office: 
NWS Shreveport LA