# HEADLINE
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HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 7 PM CDT TUESDAY
# DETAILS
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WHAT
Temperatures and heat index values up to 109 expected.
WHERE
Portions of east central, southeast, southern, and southwest Oklahoma and northern Texas.
WHEN
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 8:35 PM CDT
ISSUED BY
National Weather Service Norman OK
HEADER
URGENT - WEATHER MESSAGE
# PRECAUTIONARY/PREPAREDNESS ACTIONS
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Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
# AREAS AFFECTED
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Bryan, Pontotoc, Archer, Atoka, Baylor, Carter, Clay, Coal, Comanche, Cotton, Foard, Garvin, Greer, Hardeman, Harmon, Jackson, Jefferson, Johnston, Kiowa, Knox, Love, Marshall, Murray, Stephens, Tillman, Wichita, Wilbarger
Including the cities of Mangum, Snyder, Ada, Granite, Temple, Lindsay, Ryan, Seymour, Hollis, Duncan, Vernon, Holliday, Thackerville, Sheppard AFB, Pauls Valley, Quanah, Coalgate, Atoka, Knox City, Altus, Hobart, Davis, Durant, Ringling, Lakeside City, Waurika, Ardmore, Madill, Lawton, Wynnewood, Sulphur, Tishomingo, Kingston, Munday, Walters, Frederick, Crowell, Wichita Falls, Marietta, Henrietta, Scotland, and Archer City