Hazardous Weather Outlook
Issued by NWS Tulsa, OK
Issued by NWS Tulsa, OK
049 FLUS44 KTSA 171011 HWOTSA Hazardous Weather Outlook National Weather Service Tulsa OK 511 AM CDT Sun Aug 17 2025 ARZ001-002-010-011-019-020-029-OKZ049-053>076-181015- 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- 511 AM CDT Sun Aug 17 2025 This Outlook is for Northwest and West Central Arkansas as well as much of Eastern Oklahoma. .DAY ONE...Today and Tonight. THUNDERSTORMS WITH DANGEROUS LIGHTNING. RISK...Limited. AREA...Portions of eastern Oklahoma and northwest Arkansas. ONSET...Afternoon. DANGEROUS HEAT. RISK...Elevated. AREA...Eastern Oklahoma and much of northwest Arkansas. ONSET...Afternoon. DISCUSSION... Hot and humid conditions will continue today with afternoon heat index values of 105 to 110 degrees common across much of eastern Oklahoma and northwest Arkansas. Also, isolated afternoon thunderstorms are forecast across portions of northwest Arkansas and also west of Highway 75 in eastern Oklahoma. Any storms that develop could produce locally gusty winds. SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT... Spotter Activation Not Expected. .DAYS TWO THROUGH SEVEN...Monday through Saturday. MONDAY through WEDNESDAY...Thunderstorm and Dangerous Heat Potential. THURSDAY...Thunderstorm Potential. FRIDAY and SATURDAY...No Hazards. EXTENDED DISCUSSION... Hot and humid conditions will continue across the region through Wednesday. Afternoon heat index values of 105 to 110 degrees are forecast daily through mid week across much of the region. Thunderstorm chances will remain low through Tuesday before increasing Tuesday night through Wednesday as a weak cold front passes. Slightly cooler temperatures are forecast for late in the week. weather.gov/tulsa contains additional information. $$