Weather Alerts For Duke, OK

# HEADLINE -------------------- HEAT ADVISORY IN EFFECT FROM 1 PM TO 7 PM CDT TUESDAY EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING # DETAILS -------------------- WHAT For the Extreme Heat Warning today, dangerously hot conditions with temperatures or heat index values up to 114. For the Heat Advisory Tuesday, heat index values up to 109 expected. WHERE Portions of southeast, southern, and southwest Oklahoma and northern Texas. WHEN For the Extreme Heat Warning today, until 8 PM CDT this evening. For the Heat Advisory Tuesday, from 1 PM to 7 PM CDT Tuesday. IMPACTS Hot temperatures and high humidity may cause heat illnesses. ISSUED AT Monday, August 24, 2026 at 1:23 PM CDT ISSUED BY National Weather Service Norman OK HEADER URGENT - WEATHER MESSAGE # 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. # AREAS AFFECTED -------------------- Cotton, Wilbarger, Archer, Baylor, Bryan, Carter, Clay, Comanche, Foard, Garvin, Greer, Hardeman, Harmon, Jackson, Jefferson, Johnston, Kiowa, Knox, Love, Marshall, Murray, Stephens, Tillman, Wichita Including the cities of Marietta, Kingston, Lakeside City, Holliday, Wynnewood, Snyder, Hollis, Temple, Quanah, Crowell, Ardmore, Sulphur, Hobart, Davis, Knox City, Duncan, Ringling, Tishomingo, Waurika, Granite, Frederick, Lindsay, Sheppard AFB, Thackerville, Munday, Scotland, Pauls Valley, Durant, Wichita Falls, Altus, Ryan, Archer City, Madill, Lawton, Walters, Vernon, Seymour, Mangum, and Henrietta

# HEADLINE -------------------- RED FLAG WARNING IN EFFECT UNTIL 9 PM CDT THIS EVENING FOR HOT AND DRY CONDITIONS FOR SOUTHWEST AND SOUTH CENTRAL OKLAHOMA AND WESTERN NORTH TEXAS # SUMMARY -------------------- The National Weather Service in Norman has issued a Red Flag Warning, which is in effect until 9 PM CDT this evening. # DETAILS -------------------- WINDS West-southwest 10 to 15 mph with gusts up to 25 mph. RELATIVE HUMIDITY As low as 12 percent. TEMPERATURES Up to 112 degrees. IMPACTS Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. FUELS (ERC) 90th+ percentile...5 (out of 5). WEATHER Near Critical...2 (out of 5). FIRE ENVIRONMENT 7 (out of 10). ISSUED AT Monday, August 24, 2026 at 2:29 PM CDT ISSUED BY National Weather Service Norman OK HEADER URGENT - FIRE WEATHER MESSAGE # PRECAUTIONARY/PREPAREDNESS ACTIONS -------------------- A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures will contribute to extreme fire behavior. # AREAS AFFECTED -------------------- Foard, Greer, Pontotoc, Archer, Baylor, Beckham, Caddo, Carter, Clay, Cleveland, Comanche, Cotton, Garvin, Grady, Hardeman, Harmon, Jackson, Jefferson, Johnston, Kiowa, Knox, Love, Marshall, McClain, Murray, Pottawatomie, Stephens, Tillman, Washita, Wichita, Wilbarger

# HEADLINE -------------------- HEAT ADVISORY IN EFFECT FROM 1 PM TO 7 PM CDT TUESDAY EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING # DETAILS -------------------- WHAT For the Extreme Heat Warning today, dangerously hot conditions with temperatures or heat index values up to 114. For the Heat Advisory Tuesday, heat index values up to 109 expected. WHERE Portions of southeast, southern, and southwest Oklahoma and northern Texas. WHEN For the Extreme Heat Warning today, until 8 PM CDT this evening. For the Heat Advisory Tuesday, from 1 PM to 7 PM CDT Tuesday. IMPACTS Hot temperatures and high humidity may cause heat illnesses. ISSUED AT Monday, August 24, 2026 at 1:23 PM CDT ISSUED BY National Weather Service Norman OK HEADER URGENT - WEATHER MESSAGE # 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. # AREAS AFFECTED -------------------- Cotton, Wilbarger, Archer, Baylor, Bryan, Carter, Clay, Comanche, Foard, Garvin, Greer, Hardeman, Harmon, Jackson, Jefferson, Johnston, Kiowa, Knox, Love, Marshall, Murray, Stephens, Tillman, Wichita Including the cities of Marietta, Kingston, Lakeside City, Holliday, Wynnewood, Snyder, Hollis, Temple, Quanah, Crowell, Ardmore, Sulphur, Hobart, Davis, Knox City, Duncan, Ringling, Tishomingo, Waurika, Granite, Frederick, Lindsay, Sheppard AFB, Thackerville, Munday, Scotland, Pauls Valley, Durant, Wichita Falls, Altus, Ryan, Archer City, Madill, Lawton, Walters, Vernon, Seymour, Mangum, and Henrietta

Pollen Index: 9.4 Pollen Level: medium-high Predominant Pollen: Chenopods, Elm and Grass. Concentration of pollen grains in the air for Tuesday will be unchanged in the high range. This is a result of stable temperatures. Constant and seasonally normal weather conditions tend to stabilize pollen concentrations in the outdoor air.