Hazardous Weather Outlook
Issued by NWS Tulsa, OK
Issued by NWS Tulsa, OK
002 FLUS44 KTSA 162207 HWOTSA Hazardous Weather Outlook National Weather Service Tulsa OK 507 PM CDT Sat Aug 16 2025 ARZ001-002-010-011-019-020-029-OKZ049-053>076-171030- Adair OK-Benton AR-Carroll AR-Cherokee OK-Choctaw OK-Craig OK- Crawford AR-Creek OK-Delaware OK-Franklin AR-Haskell OK-Latimer OK- Le Flore OK-Madison AR-Mayes OK-McIntosh OK-Muskogee OK-Nowata OK- Okfuskee OK-Okmulgee OK-Osage OK-Ottawa OK-Pawnee OK-Pittsburg OK- Pushmataha OK-Rogers OK-Sebastian AR-Sequoyah OK-Tulsa OK-Wagoner OK- Washington OK-Washington AR- 507 PM CDT Sat Aug 16 2025 This Outlook is for Northwest and West Central Arkansas as well as much of Eastern Oklahoma. .DAY ONE...Late Afternoon and Tonight. THUNDERSTORMS WITH DANGEROUS LIGHTNING. RISK...Isolated. AREA...Western Arkansas. ONSET...Ongoing Through Sunset. DANGEROUS HEAT. RISK...Elevated. AREA...Eastern Oklahoma and Western Arkansas. ONSET...Ongoing. DISCUSSION... Dangerous heat conditions with heat index values of 100 to 110 degrees will remain common across most of eastern Oklahoma and northwest Arkansas into this evening. Conditions slowly improve through the evening hours. Also late this afternoon, an isolated shower and storm potential will exist across mainly portions of western Arkansas through sunset. Brief heavy rainfall and gusty winds are capable within any thunderstorm development. Any development should weaken and dissipate this evening with the loss of daytime heating. SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT... Spotter Activation Not Expected. .DAYS TWO THROUGH SEVEN...Sunday through Friday. SUNDAY THROUGH TUESDAY...Thunderstorm Potential...Dangerous Heat Potential. WEDNESDAY AND THURSDAY...Thunderstorm Potential. FRIDAY...No Hazards. EXTENDED DISCUSSION... Hot and humid conditions continue through Tuesday with daily max heat index values of 100 to 110 degrees for most locations. A few showers and storms will also be possible for portions of the area each afternoon Sunday and Monday. Shower and storm chances increase Tuesday into Wednesday across eastern Oklahoma and northwest Arkansas, with the greater potential Tuesday night and Wednesday as a frontal boundary tries to move into the region. Isolated severe potentials could develop with the front Wednesday. Cooler temperatures are forecast for the second half of next week. weather.gov/tulsa contains additional information. $$