989
WWUS74 KOUN 200135
NPWOUN
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
835 PM CDT WED AUG 19 2026
OKZ040>043-046>048-050>052-201800-
/O.CON.KOUN.XH.W.0014.260820T1800Z-260821T0100Z/
GARVIN-MURRAY-PONTOTOC-COAL-CARTER-JOHNSTON-ATOKA-LOVE-MARSHALL-
BRYAN-
INCLUDING THE CITIES OF COALGATE, ADA, MARIETTA, ATOKA, LINDSAY,
THACKERVILLE, TISHOMINGO, SULPHUR, DURANT, PAULS VALLEY, WYNNEWOOD,
ARDMORE, DAVIS, KINGSTON, AND MADILL
835 PM CDT WED AUG 19 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 1 PM TO 8 PM CDT
THURSDAY...
* WHAT...DANGEROUSLY HOT CONDITIONS WITH HEAT INDEX VALUES UP TO 110
EXPECTED.
* WHERE...PONTOTOC, ATOKA, BRYAN, COAL, JOHNSTON, MARSHALL, CARTER,
GARVIN, LOVE, AND MURRAY COUNTIES.
* WHEN...FROM 1 PM TO 8 PM CDT THURSDAY.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT AND HIGH HUMIDITY EVENTS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.
OKZ023-027>039-044-045-TXZ083>090-201800-
/O.CON.KOUN.HT.Y.0040.260820T1800Z-260821T0100Z/
CADDO-GRADY-MCCLAIN-CLEVELAND-POTTAWATOMIE-SEMINOLE-HUGHES-HARMON-
GREER-KIOWA-JACKSON-TILLMAN-COMANCHE-STEPHENS-COTTON-JEFFERSON-
HARDEMAN-FOARD-WILBARGER-WICHITA-KNOX-BAYLOR-ARCHER-CLAY-
INCLUDING THE CITIES OF RINGLING, TUTTLE, LAWTON, WEWOKA, WALTERS,
WAURIKA, SEYMOUR, TEMPLE, SHEPPARD AFB, GRANITE, ANADARKO, NEWCASTLE,
SHAWNEE, NORMAN, SEMINOLE, MANGUM, RYAN, DUNCAN, HOLDENVILLE, QUANAH,
HINTON, MOORE, HOLLIS, FREDERICK, SCOTLAND, WICHITA FALLS, CHICKASHA,
KNOX CITY, HENRIETTA, HOLLIDAY, HOBART, ALTUS, VERNON, SNYDER,
WETUMKA, PURCELL, MUNDAY, LAKESIDE CITY, BLANCHARD, CROWELL, AND
ARCHER CITY
835 PM CDT WED AUG 19 2026
..HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM CDT THURSDAY
* WHAT...HEAT INDEX VALUES UP TO 107 EXPECTED.
* WHERE...PORTIONS OF CENTRAL, EAST CENTRAL, SOUTHEAST, SOUTHERN, AND
SOUTHWEST OKLAHOMA AND NORTHERN TEXAS.
* WHEN...FROM 1 PM TO 8 PM CDT THURSDAY.
* IMPACTS...HOT TEMPERATURES AND HIGH HUMIDITY MAY CAUSE HEAT
ILLNESSES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.
MDU
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page