117
WWUS74 KTSA 211641
NPWTSA

URGENT - WEATHER MESSAGE
National Weather Service Tulsa OK
1141 AM CDT Fri Aug 21 2026

OKZ049-053-073-075-376-211745-
/O.CAN.KTSA.HT.Y.0041.260821T1700Z-260822T0100Z/
Pushmataha-Choctaw-Pittsburg-Latimer-Southern Le Flore-
Including the cities of Clayton, Hugo, Antlers, McAlester, Wilburton,
and Talihina
1141 AM CDT Fri Aug 21 2026

...HEAT ADVISORY IS CANCELLED...

Scattered showers and thunderstorms along with widespread cloud cover
will keep temperatures below advisory values this afternoon.

$$

ARZ129-219-220-229-OKZ055>057-059>062-064>068-070-071-074-172-176-
272-276-354-220100-
/O.CON.KTSA.HT.Y.0041.260821T1700Z-260822T0100Z/
North and Central Sebastian-Southern Crawford-Central and
Southern Franklin-Southern Sebastian-Washington OK-Nowata-Craig-
Pawnee-Tulsa-Rogers-Mayes-Creek-Okfuskee-Okmulgee-Wagoner-Cherokee-
Muskogee-McIntosh-Haskell-Northern Sequoyah-Northern Le Flore-
Central and Southern Sequoyah-Central Le Flore-Southeast Osage-
Including the cities of Pocola, Checotah, Claremore, Watalula, Cecil,
Van Buren, Vinita, Huntington, Spiro, Ozark, Arkoma, Tahlequah,
Marble City, Lonelm, Charleston, Muskogee, Fort Smith, Patterson,
Pawnee, Pryor, Bartlesville, Nowata, Panama, Poteau, Mansfield,
Hartford, Stigler, Wagoner, Jethro, Liberty, Cravens, Okemah,
Okmulgee, Sallisaw, Tulsa, Hominy, and Sapulpa
1141 AM CDT Fri Aug 21 2026

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING...

* WHAT...Heat index values up to 105 expected.

* WHERE...Portions of northwest and west central Arkansas and east
  central, northeast, and southeast Oklahoma.

* WHEN...Until 8 PM CDT this evening.

* IMPACTS...Heat related illnesses are possible especially impacting
  those not acclimated to the conditions or those performing
  strenuous activities.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$