Arkansas, Oklahoma Severe Extreme Heat Warning | Effective 07/27/2026 09:09

Headline: 
Extreme Heat Warning issued July 27 at 11:09AM CDT until July 27 at 8:00PM CDT by NWS Tulsa OK
Event: 
Extreme Heat Warning
Urgency: 
Expected
Effective: 
July 27, 2026 - 9:09am
Expires: 
July 28, 2026 - 6:00pm
Description: 
* WHAT...For the first Extreme Heat Warning, dangerously hot conditions with heat index values up to 110 expected. For the second Extreme Heat Warning, dangerously hot conditions with heat index values up to 112 expected. * WHERE...Portions of northwest and west central Arkansas and east central, northeast, and southeast Oklahoma. * WHEN...For the first Extreme Heat Warning, until 8 PM CDT this evening. For the second Extreme Heat Warning, from noon to 8 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.
Instruction: 
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.
Area Description: 
North and Central Sebastian; Southern Crawford; Central and Southern Franklin; Washington; Nowata; Craig; Ottawa; Tulsa; Rogers; Mayes; Okmulgee; Wagoner; Muskogee; McIntosh; Haskell; Northern Le Flore; Central and Southern Sequoyah
Forcast Office: 
NWS Tulsa OK