Oklahoma, Texas Moderate Heat Advisory | Effective 08/17/2026 09:48

Headline: 
Heat Advisory issued August 17 at 11:48AM CDT until August 18 at 8:00PM CDT by NWS Norman OK
Event: 
Heat Advisory
Urgency: 
Expected
Effective: 
August 17, 2026 - 9:48am
Expires: 
August 18, 2026 - 12:00am
Description: 
* WHAT...Air temperatures over 105 degrees expected. * WHERE...Portions of northwest, southwest, and western Oklahoma and northern Texas. * WHEN...From 11 AM to 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.
Area Description: 
Harper; Woods; Alfalfa; Ellis; Woodward; Major; Roger Mills; Dewey; Custer; Blaine; Beckham; Washita; Caddo; Harmon; Greer; Kiowa; Hardeman; Foard; Knox
Forcast Office: 
NWS Norman OK
Sender: 
w-nws.webmaster@noaa.gov