WWUS74 KTSA 052027 NPWTSA Heat Advisory National Weather Service Tulsa OK 327 PM CDT Wed Aug 5 2026 ARZ129-219-220-OKZ060>062-064>067-070-071-073-074-176-272 /O.CON.KTSA.HT.Y.0029.000000T0000Z-260806T0100Z/ North and Central Sebastian-Southern Crawford-Central and Southern Franklin-Tulsa-Rogers-Mayes-Creek-Okfuskee-Okmulgee-Wagoner-Muskogee-McIntosh-Pittsburg-Haskell-Northern Le Flore-Central and Southern Sequoyah ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING... ...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TO 8 PM CDT THURSDAY... * WHAT...For the Heat Advisory Wednesday and Thursday, heat index values up to 107. * WHERE...Portions of northwest and west central Arkansas and east central, northeast, and southeast Oklahoma. * WHEN...For Wednesday, until 8 PM CDT this evening. For Thursday, from noon to 8 PM CDT. * IMPACTS...Heat related illnesses are possible especially impacting those not acclimated to the conditions or those performing strenuous activities. 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..