Arkansas, Oklahoma Severe Extreme Heat Watch | Effective 07/19/2026 20:54

Headline: 
Extreme Heat Watch issued July 19 at 10:54PM CDT until July 21 at 8:00PM CDT by NWS Tulsa OK
Event: 
Extreme Heat Watch
Urgency: 
Future
Effective: 
July 19, 2026 - 8:54pm
Expires: 
July 20, 2026 - 6:00pm
Description: 
* WHAT...For the Heat Advisory, heat index values up to 109 expected. For the Extreme Heat Watch, dangerously hot conditions with heat index values up to 113 possible. * WHERE...Portions of northwest and west central Arkansas and east central, northeast, and southeast Oklahoma. * WHEN...For the Heat Advisory, from 1 PM to 8 PM CDT Monday. For the Extreme Heat Watch, from Tuesday afternoon through Tuesday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Heat related illnesses are possible especially impacting those not acclimated to the conditions or those performing strenuous activities.
Instruction: 
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.
Area Description: 
North and Central Sebastian; Southern Crawford; Central and Southern Franklin; Washington; Nowata; Craig; Ottawa; Tulsa; Rogers; Mayes; Delaware; Okmulgee; Wagoner; Muskogee; McIntosh; Haskell; Northern Le Flore; Northeast Osage; Central and Southern Sequoyah; Southeast Osage
Forcast Office: 
NWS Tulsa OK