Oklahoma, Texas Moderate Heat Advisory | Effective 09/12/2026 22:26

Headline: 
Heat Advisory issued September 13 at 12:26AM CDT until September 13 at 7:00PM CDT by NWS Norman OK
Event: 
Heat Advisory
Urgency: 
Expected
Effective: 
September 12, 2026 - 10:26pm
Expires: 
September 13, 2026 - 5:00pm
Description: 
* WHAT...Heat index values up to 109 expected. * WHERE...Portions of central, east central, northern, northwest, southeast, southern, southwest, and western Oklahoma and northern Texas. * WHEN...From noon today to 7 PM CDT this evening. * 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: 
Harper; Woods; Alfalfa; Grant; Kay; Ellis; Woodward; Major; Garfield; Noble; Roger Mills; Dewey; Custer; Blaine; Kingfisher; Logan; Payne; Beckham; Washita; Caddo; Canadian; Oklahoma; Lincoln; Grady; McClain; Cleveland; Pottawatomie; Seminole; Hughes; Harmon; Greer; Kiowa; Jackson; Tillman; Comanche; Stephens; Garvin; Murray; Pontotoc; Coal; Cotton; Jefferson; Carter; Johnston; Atoka; Love; Marshall; Bryan; Hardeman; Foard; Wilbarger; Wichita; Knox; Baylor; Archer; Clay
Forcast Office: 
NWS Norman OK
Sender: 
w-nws.webmaster@noaa.gov