Hazardous Weather Outlook
Issued by NWS Tulsa, OK
Issued by NWS Tulsa, OK
172 FLUS44 KTSA 221019 HWOTSA Hazardous Weather Outlook National Weather Service Tulsa OK 519 AM CDT Sat Aug 22 2026 ARZ001-002-010-011-119-120-129-219-220-229-OKZ049-053-055>071- 073>075-154-172-176-254-272-276-354-376-231030- 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- 519 AM CDT Sat Aug 22 2026 This Outlook is for Northwest and West Central Arkansas as well as much of Eastern Oklahoma. .DAY ONE...Today and Tonight. SEVERE THUNDERSTORM. RISK...Limited. AREA...Eastern Oklahoma and Northwest Arkansas. ONSET...Late Morning. DANGEROUS HEAT. RISK...Elevated. AREA...Eastern Oklahoma and West Central Arkansas. ONSET...Early Afternoon. DISCUSSION... Scattered thunderstorms are expected to develop by late morning or early afternoon across parts of northeast Oklahoma and northwest Arkansas and move south with time through the afternoon and early evening. A few storms may become severe, with damaging winds and possibly large hail being the main threats. Afternoon heat index values will climb into the 100 to 105 degree range today across much of eastern Oklahoma and west central Arkansas. SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT... Local Spotter Activation May Be Needed. .DAYS TWO THROUGH SEVEN...Sunday through Friday. SUNDAY...Thunderstorm Potential...Dangerous Heat Potential. MONDAY and TUESDAY...Dangerous Heat Potential. WEDNESDAY...Thunderstorm Potential...Dangerous Heat Potential. THURSDAY and FRIDAY...Dangerous Heat Potential. EXTENDED DISCUSSION... Dangerous heat will continue for much of the upcoming week, with afternoon heat index values in the 100 to 110 degree range each day. Periodic thunderstorm chances will also occur, with Sunday night looking to be the most favored time for storms, mainly from northeast Oklahoma into northwest Arkansas. weather.gov/tulsa contains additional information. $$