Oklahoma Moderate Heat Advisory | Effective 07/20/2026 10:18

Headline: 
Heat Advisory issued July 20 at 12:18PM CDT until July 21 at 8:00PM CDT by NWS Norman OK
Event: 
Heat Advisory
Urgency: 
Expected
Effective: 
July 20, 2026 - 10:18am
Expires: 
July 20, 2026 - 8:15pm
Description: 
* WHAT...For the first Heat Advisory, heat index values up to 107 expected. For the second Heat Advisory, heat index values up to 109 expected. * WHERE...Portions of central, northwest, southeast, and southern Oklahoma. * WHEN...For the first Heat Advisory, until 8 PM CDT this evening. For the second Heat Advisory, from noon 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: 
Woods; Blaine; McClain; Stephens; Garvin; Murray; Jefferson; Carter; Johnston; Love; Marshall
Forcast Office: 
NWS Norman OK