Oklahoma, Texas Moderate Heat Advisory | Effective 09/11/2026 10:39

Headline: 
Heat Advisory issued September 11 at 12:39PM CDT until September 12 at 7:00PM CDT by NWS Norman OK
Event: 
Heat Advisory
Urgency: 
Expected
Effective: 
September 11, 2026 - 10:39am
Expires: 
September 12, 2026 - 12:45am
Description: 
* WHAT...Heat index values up to 109 expected. * WHERE...Portions of central, east central, southeast, southern, southwest, and western Oklahoma and northern Texas. * WHEN...From 1 PM to 7 PM CDT Saturday. * 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.
Area Description: 
Beckham; Washita; Caddo; Canadian; Oklahoma; 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