Oklahoma, Texas Moderate Heat Advisory | Effective 06/18/2026 14:23

Headline: 
Heat Advisory issued June 18 at 4:23PM CDT until June 18 at 8:00PM CDT by NWS Norman OK
Event: 
Heat Advisory
Urgency: 
Expected
Effective: 
June 18, 2026 - 2:23pm
Expires: 
June 18, 2026 - 6:00pm
Description: 
* WHAT...Heat index values up to 107. * WHERE...Portions of southeast, southern, and southwest Oklahoma and northern Texas. * WHEN...Until 8 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.
Area Description: 
Tillman; Stephens; Cotton; Jefferson; Carter; Johnston; Atoka; Love; Marshall; Bryan; Wichita; Knox; Baylor; Archer; Clay
Forcast Office: 
NWS Norman OK