173
FLUS44 KTSA 212212
HWOTSA
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TULSA OK
512 PM CDT FRI AUG 21 2026
ARZ001-002-010-011-119-120-129-219-220-229-OKZ049-053-055>071-
073>075-154-172-176-254-272-276-354-376-222215-
BENTON-CARROLL-WASHINGTON AR-MADISON-NORTHERN CRAWFORD-
NORTHERN FRANKLIN-NORTH AND CENTRAL SEBASTIAN-SOUTHERN CRAWFORD-
CENTRAL AND SOUTHERN FRANKLIN-SOUTHERN SEBASTIAN-PUSHMATAHA-
CHOCTAW-WASHINGTON OK-NOWATA-CRAIG-OTTAWA-PAWNEE-TULSA-ROGERS-
MAYES-DELAWARE-CREEK-OKFUSKEE-OKMULGEE-WAGONER-CHEROKEE-ADAIR-
MUSKOGEE-MCINTOSH-PITTSBURG-HASKELL-LATIMER-WESTERN OSAGE-
NORTHERN SEQUOYAH-NORTHERN LE FLORE-NORTHEAST OSAGE-
CENTRAL AND SOUTHERN SEQUOYAH-CENTRAL LE FLORE-SOUTHEAST OSAGE-
SOUTHERN LE FLORE-
512 PM CDT FRI AUG 21 2026
THIS OUTLOOK IS FOR NORTHWEST AND WEST CENTRAL ARKANSAS AS WELL AS
MUCH OF EASTERN OKLAHOMA.
DAY ONE
THIS EVENING AND TONIGHT.
SEVERE THUNDERSTORM.
RISK...LIMITED.
AREA...NORTHEAST OKLAHOMA.
ONSET...PRIMARILY AFTER MIDNIGHT.
DANGEROUS HEAT.
RISK...ELEVATED.
AREA...NORTHEAST AND EAST CENTRAL OKLAHOMA AS WELL AS WEST
CENTRAL ARKANSAS.
ONSET...ONGOING THROUGH EARLY EVENING.
DISCUSSION...
HEAT INDEX VALUES OF MID 90S TO AROUND 106 DEGREES WILL REMAIN
COMMON INTO EARLY EVENING, WITH THE HIGHER VALUES ACROSS
NORTHEAST AND EAST CENTRAL OKLAHOMA AS WELL AS WEST CENTRAL
ARKANSAS. CONDITIONS BEGIN TO IMPROVE THROUGH THE EVENING HOURS.
A SLIGHT CHANCE OF THUNDERSTORMS ALSO CONTINUES INTO TONIGHT
ACROSS MUCH OF THE REGION. AFTER MIDNIGHT INTO EARLY SATURDAY
MORNING, STORM CHANCES INCREASE ACROSS NORTHEAST OKLAHOMA WITH THE
POTENTIAL FOR A THUNDERSTORM COMPLEX DROPPING SOUTH OUT OF
KANSAS. AN ISOLATED SEVERE STORM POTENTIAL COULD REMAIN POSSIBLE
THROUGH THIS EVENING, WHILE STORMS LATE TONIGHT INTO SATURDAY POSE
A LIMITED RISK OF SEVERE WEATHER. STRONG TO LOCALLY DAMAGING WIND
GUSTS ARE THE MAIN SEVERE THREAT THROUGH TONIGHT.
SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT...
LOCAL SPOTTER ACTIVATION MAY BE NEEDED.
DAYS TWO THROUGH SEVEN
SATURDAY THROUGH THURSDAY.
SATURDAY THROUGH WEDNESDAY...THUNDERSTORM POTENTIAL...DANGEROUS
HEAT POTENTIAL.
THURSDAY...DANGEROUS HEAT POTENTIAL.
EXTENDED DISCUSSION...
THUNDERSTORMS CHANCES PERSIST THROUGH THE DAY SATURDAY WITH THE
POTENTIAL FOR A THUNDERSTORM COMPLEX PUSHING SOUTHWARD THROUGH
EASTERN OKLAHOMA AND WESTERN ARKANSAS. LIMITED SEVERE RISK EXISTS
SATURDAY WITH LOCALLY DAMAGING WIND THE PRIMARY THREAT AND HAIL A
SECONDARY THREAT.
THE WEATHER PATTERN SUNDAY THROUGH FIRST HALF OF NEXT WEEK WILL
REMAIN UNSETTLED WITH DAILY THUNDERSTORM CHANCES. PERIODIC SEVERE
WEATHER POTENTIAL MAY ALSO DEVELOP WITH LOCALLY STRONG WINDS THE
PRIMARY HAZARD. HEAT STRESS WILL ALSO REMAIN A CONCERN AWAY FROM
ANY WIDESPREAD RAINFALL EVENT. A TREND TOWARD HOTTER AND DRIER
WEATHER IS LIKELY BY MID TO LATE NEXT WEEK.
WEATHER.GOV/TULSA CONTAINS ADDITIONAL INFORMATION.
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