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Home Return to list Heat Advisory 0007 Issued by the Norman Forecast Office
Action: Continued Issued At: 2026-06-17 15:29:26 246 WWUS74 KOUN 172029 NPWOUN URGENT - WEATHER MESSAGE National Weather Service Norman OK 329 PM CDT Wed Jun 17 2026 OKZ044-045-TXZ084>090-180400- /O.CON.KOUN.HT.Y.0006.000000T0000Z-260618T0100Z/ /O.CON.KOUN.HT.Y.0007.260618T1800Z-260619T0100Z/ Cotton-Jefferson-Foard-Wilbarger-Wichita-Knox-Baylor-Archer-Clay- Including the cities of Henrietta, Archer City, Temple, Walters, Waurika, Vernon, Wichita Falls, Seymour, Holliday, Lakeside City, Scotland, Munday, Ryan, Crowell, Ringling, Sheppard AFB, and Knox City 329 PM CDT Wed Jun 17 2026 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING... ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM CDT THURSDAY... * WHAT...For the first Heat Advisory, heat index values up to around 110. For the second Heat Advisory, heat index values up to 109 expected. * WHERE...In Oklahoma, Jefferson and Cotton Counties. In Texas, Archer, Baylor, Clay, Foard, Knox, Wichita, and Wilbarger Counties. * WHEN...For the first Heat Advisory, until 8 PM CDT this evening. For the second Heat Advisory, from 1 PM to 8 PM CDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. 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. && $$ OKZ004>025-027-033>039-TXZ083-180100- /O.CON.KOUN.HT.Y.0006.000000T0000Z-260618T0100Z/ Harper-Woods-Alfalfa-Grant-Kay-Ellis-Woodward-Major-Garfield- Noble-Roger Mills-Dewey-Custer-Blaine-Kingfisher-Logan-Payne- Beckham-Washita-Caddo-Canadian-Oklahoma-Grady-Harmon-Greer-Kiowa- Jackson-Tillman-Comanche-Stephens-Hardeman- Including the cities of Taloga, Stillwater, Frederick, Duncan, Buffalo, Fairview, Gage, Cheyenne, Vici, Geary, Pond Creek, Okeene, Kingfisher, Sentinel, Shattuck, Guthrie, Helena, Chickasha, Woodward, Burns Flat, Altus, Granite, Sayre, Weatherford, Lamont, Perry, Concho, El Reno, Okarche, Mustang, Yukon, Mangum, Leedey, Hollis, Wakita, Watonga, Lawton, Laverne, Cordell, Hinton, Tuttle, Quanah, Seiling, Oklahoma City, Alva, Hobart, Arnett, Clinton, Medford, Cherokee, Ponca City, Carmen, Enid, Snyder, Hammon, Fargo, Hennessey, Anadarko, Blackwell, and Elk City 329 PM CDT Wed Jun 17 2026 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING... * WHAT...Heat index values up to 110. * WHERE...Portions of central, northern, northwest, southern, southwest, and western Oklahoma and northern Texas. * WHEN...Until 8 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ OKZ050-180400- /O.CON.KOUN.HT.Y.0007.260618T1800Z-260619T0100Z/ Love- Including the cities of Marietta and Thackerville 329 PM CDT Wed Jun 17 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM CDT THURSDAY... * WHAT...Heat index values up to 108 expected. * WHERE...Love County. * WHEN...From 1 PM to 8 PM CDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. 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. && $$ Maxwell Action: Continued Issued At: 2026-06-17 15:29:26 246 WWUS74 KOUN 172029 NPWOUN URGENT - WEATHER MESSAGE National Weather Service Norman OK 329 PM CDT Wed Jun 17 2026 OKZ044-045-TXZ084>090-180400- /O.CON.KOUN.HT.Y.0006.000000T0000Z-260618T0100Z/ /O.CON.KOUN.HT.Y.0007.260618T1800Z-260619T0100Z/ Cotton-Jefferson-Foard-Wilbarger-Wichita-Knox-Baylor-Archer-Clay- Including the cities of Henrietta, Archer City, Temple, Walters, Waurika, Vernon, Wichita Falls, Seymour, Holliday, Lakeside City, Scotland, Munday, Ryan, Crowell, Ringling, Sheppard AFB, and Knox City 329 PM CDT Wed Jun 17 2026 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING... ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM CDT THURSDAY... * WHAT...For the first Heat Advisory, heat index values up to around 110. For the second Heat Advisory, heat index values up to 109 expected. * WHERE...In Oklahoma, Jefferson and Cotton Counties. In Texas, Archer, Baylor, Clay, Foard, Knox, Wichita, and Wilbarger Counties. * WHEN...For the first Heat Advisory, until 8 PM CDT this evening. For the second Heat Advisory, from 1 PM to 8 PM CDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ OKZ004>025-027-033>039-TXZ083-180100- /O.CON.KOUN.HT.Y.0006.000000T0000Z-260618T0100Z/ Harper-Woods-Alfalfa-Grant-Kay-Ellis-Woodward-Major-Garfield- Noble-Roger Mills-Dewey-Custer-Blaine-Kingfisher-Logan-Payne- Beckham-Washita-Caddo-Canadian-Oklahoma-Grady-Harmon-Greer-Kiowa- Jackson-Tillman-Comanche-Stephens-Hardeman- Including the cities of Taloga, Stillwater, Frederick, Duncan, Buffalo, Fairview, Gage, Cheyenne, Vici, Geary, Pond Creek, Okeene, Kingfisher, Sentinel, Shattuck, Guthrie, Helena, Chickasha, Woodward, Burns Flat, Altus, Granite, Sayre, Weatherford, Lamont, Perry, Concho, El Reno, Okarche, Mustang, Yukon, Mangum, Leedey, Hollis, Wakita, Watonga, Lawton, Laverne, Cordell, Hinton, Tuttle, Quanah, Seiling, Oklahoma City, Alva, Hobart, Arnett, Clinton, Medford, Cherokee, Ponca City, Carmen, Enid, Snyder, Hammon, Fargo, Hennessey, Anadarko, Blackwell, and Elk City 329 PM CDT Wed Jun 17 2026 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING... * WHAT...Heat index values up to 110. * WHERE...Portions of central, northern, northwest, southern, southwest, and western Oklahoma and northern Texas. * WHEN...Until 8 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. 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. && $$ OKZ050-180400- /O.CON.KOUN.HT.Y.0007.260618T1800Z-260619T0100Z/ Love- Including the cities of Marietta and Thackerville 329 PM CDT Wed Jun 17 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM CDT THURSDAY... * WHAT...Heat index values up to 108 expected. * WHERE...Love County. * WHEN...From 1 PM to 8 PM CDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ Maxwell Action: Continued Issued At: 2026-06-17 19:54:04 117 WWUS74 KOUN 180053 NPWOUN URGENT - WEATHER MESSAGE National Weather Service Norman OK 753 PM CDT Wed Jun 17 2026 OKZ044-045-TXZ084>090-181500- /O.EXP.KOUN.HT.Y.0006.000000T0000Z-260618T0100Z/ /O.CON.KOUN.HT.Y.0007.260618T1800Z-260619T0100Z/ Cotton-Jefferson-Foard-Wilbarger-Wichita-Knox-Baylor-Archer-Clay- Including the cities of Henrietta, Archer City, Temple, Walters, Waurika, Vernon, Wichita Falls, Seymour, Holliday, Lakeside City, Scotland, Munday, Ryan, Crowell, Ringling, Sheppard AFB, and Knox City 753 PM CDT Wed Jun 17 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM CDT THURSDAY... ...HEAT ADVISORY WILL EXPIRE AT 8 PM CDT THIS EVENING... * WHAT...Heat index values up to 109 expected. * WHERE...In Oklahoma, Jefferson and Cotton Counties. In Texas, Archer, Baylor, Clay, Foard, Knox, Wichita, and Wilbarger Counties. * WHEN...From 1 PM to 8 PM CDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. 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. && $$ OKZ004>025-027-033>039-TXZ083-180200- /O.EXP.KOUN.HT.Y.0006.000000T0000Z-260618T0100Z/ Harper-Woods-Alfalfa-Grant-Kay-Ellis-Woodward-Major-Garfield- Noble-Roger Mills-Dewey-Custer-Blaine-Kingfisher-Logan-Payne- Beckham-Washita-Caddo-Canadian-Oklahoma-Grady-Harmon-Greer-Kiowa- Jackson-Tillman-Comanche-Stephens-Hardeman- Including the cities of Taloga, Stillwater, Frederick, Duncan, Buffalo, Fairview, Gage, Cheyenne, Vici, Geary, Pond Creek, Okeene, Kingfisher, Sentinel, Shattuck, Guthrie, Helena, Chickasha, Woodward, Burns Flat, Altus, Granite, Sayre, Weatherford, Lamont, Perry, Concho, El Reno, Okarche, Mustang, Yukon, Mangum, Leedey, Hollis, Wakita, Watonga, Lawton, Laverne, Cordell, Hinton, Tuttle, Quanah, Seiling, Oklahoma City, Alva, Hobart, Arnett, Clinton, Medford, Cherokee, Ponca City, Carmen, Enid, Snyder, Hammon, Fargo, Hennessey, Anadarko, Blackwell, and Elk City 753 PM CDT Wed Jun 17 2026 ...HEAT ADVISORY WILL EXPIRE AT 8 PM CDT THIS EVENING... Although could still have triple digit heat indices at some locations over the next hour, conditions are expected to slowly improve this evening so heat advisory will be allowed to expire. $$ OKZ050-181500- /O.CON.KOUN.HT.Y.0007.260618T1800Z-260619T0100Z/ Love- Including the cities of Marietta and Thackerville 753 PM CDT Wed Jun 17 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM CDT THURSDAY... * WHAT...Heat index values up to 108 expected. * WHERE...Love County. * WHEN...From 1 PM to 8 PM CDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. 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. && $$ Maxwell Action: Continued Issued At: 2026-06-17 19:54:04 117 WWUS74 KOUN 180053 NPWOUN URGENT - WEATHER MESSAGE National Weather Service Norman OK 753 PM CDT Wed Jun 17 2026 OKZ044-045-TXZ084>090-181500- /O.EXP.KOUN.HT.Y.0006.000000T0000Z-260618T0100Z/ /O.CON.KOUN.HT.Y.0007.260618T1800Z-260619T0100Z/ Cotton-Jefferson-Foard-Wilbarger-Wichita-Knox-Baylor-Archer-Clay- Including the cities of Henrietta, Archer City, Temple, Walters, Waurika, Vernon, Wichita Falls, Seymour, Holliday, Lakeside City, Scotland, Munday, Ryan, Crowell, Ringling, Sheppard AFB, and Knox City 753 PM CDT Wed Jun 17 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM CDT THURSDAY... ...HEAT ADVISORY WILL EXPIRE AT 8 PM CDT THIS EVENING... * WHAT...Heat index values up to 109 expected. * WHERE...In Oklahoma, Jefferson and Cotton Counties. In Texas, Archer, Baylor, Clay, Foard, Knox, Wichita, and Wilbarger Counties. * WHEN...From 1 PM to 8 PM CDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ OKZ004>025-027-033>039-TXZ083-180200- /O.EXP.KOUN.HT.Y.0006.000000T0000Z-260618T0100Z/ Harper-Woods-Alfalfa-Grant-Kay-Ellis-Woodward-Major-Garfield- Noble-Roger Mills-Dewey-Custer-Blaine-Kingfisher-Logan-Payne- Beckham-Washita-Caddo-Canadian-Oklahoma-Grady-Harmon-Greer-Kiowa- Jackson-Tillman-Comanche-Stephens-Hardeman- Including the cities of Taloga, Stillwater, Frederick, Duncan, Buffalo, Fairview, Gage, Cheyenne, Vici, Geary, Pond Creek, Okeene, Kingfisher, Sentinel, Shattuck, Guthrie, Helena, Chickasha, Woodward, Burns Flat, Altus, Granite, Sayre, Weatherford, Lamont, Perry, Concho, El Reno, Okarche, Mustang, Yukon, Mangum, Leedey, Hollis, Wakita, Watonga, Lawton, Laverne, Cordell, Hinton, Tuttle, Quanah, Seiling, Oklahoma City, Alva, Hobart, Arnett, Clinton, Medford, Cherokee, Ponca City, Carmen, Enid, Snyder, Hammon, Fargo, Hennessey, Anadarko, Blackwell, and Elk City 753 PM CDT Wed Jun 17 2026 ...HEAT ADVISORY WILL EXPIRE AT 8 PM CDT THIS EVENING... Although could still have triple digit heat indices at some locations over the next hour, conditions are expected to slowly improve this evening so heat advisory will be allowed to expire. $$ OKZ050-181500- /O.CON.KOUN.HT.Y.0007.260618T1800Z-260619T0100Z/ Love- Including the cities of Marietta and Thackerville 753 PM CDT Wed Jun 17 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM CDT THURSDAY... * WHAT...Heat index values up to 108 expected. * WHERE...Love County. * WHEN...From 1 PM to 8 PM CDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ Maxwell Action: Continued Issued At: 2026-06-17 21:39:38 107 WWUS74 KOUN 180239 NPWOUN URGENT - WEATHER MESSAGE National Weather Service Norman OK 939 PM CDT Wed Jun 17 2026 OKZ044-045-050-TXZ084>090-181645- /O.CON.KOUN.HT.Y.0007.260618T1800Z-260619T0100Z/ Cotton-Jefferson-Love-Foard-Wilbarger-Wichita-Knox-Baylor-Archer- Clay- Including the cities of Archer City, Vernon, Thackerville, Munday, Crowell, Ryan, Temple, Walters, Holliday, Seymour, Lakeside City, Knox City, Scotland, Sheppard AFB, Waurika, Wichita Falls, Marietta, Henrietta, and Ringling 939 PM CDT Wed Jun 17 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 8 PM CDT THURSDAY... * WHAT...Heat index values up to 109 expected. * WHERE...In Oklahoma, Jefferson, Love, and Cotton Counties. In Texas, Archer, Baylor, Clay, Foard, Knox, Wichita, and Wilbarger Counties. * WHEN...From 1 PM to 8 PM CDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. 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. && $$ Maxwell Action: Area Extended Issued At: 2026-06-18 01:27:40 148 WWUS74 KOUN 180627 NPWOUN URGENT - WEATHER MESSAGE National Weather Service Norman OK 127 AM CDT Thu Jun 18 2026 OKZ037-039-046>048-051-052-182030- /O.EXA.KOUN.HT.Y.0007.260618T1800Z-260619T0100Z/ Tillman-Stephens-Carter-Johnston-Atoka-Marshall-Bryan- Including the cities of Duncan, Madill, Tishomingo, Ardmore, Frederick, Atoka, Durant, and Kingston 127 AM CDT Thu Jun 18 2026 ...HEAT ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM CDT THIS EVENING... * WHAT...Heat index values up to 107 expected. * WHERE...Atoka, Bryan, Johnston, Marshall, Carter, Stephens, and Tillman Counties. * WHEN...From 1 PM this afternoon to 8 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ OKZ044-045-050-TXZ084>090-182030- /O.CON.KOUN.HT.Y.0007.260618T1800Z-260619T0100Z/ Cotton-Jefferson-Love-Foard-Wilbarger-Wichita-Knox-Baylor-Archer- Clay- Including the cities of Thackerville, Lakeside City, Ringling, Temple, Henrietta, Crowell, Marietta, Ryan, Knox City, Scotland, Wichita Falls, Sheppard AFB, Walters, Archer City, Holliday, Waurika, Vernon, Seymour, and Munday 127 AM CDT Thu Jun 18 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM CDT THIS EVENING... * WHAT...Heat index values up to 108 expected. * WHERE...In Oklahoma, Jefferson, Love, and Cotton Counties. In Texas, Archer, Baylor, Clay, Foard, Knox, Wichita, and Wilbarger Counties. * WHEN...From 1 PM this afternoon to 8 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. 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. && $$ MAD Action: Continued Issued At: 2026-06-18 01:27:40 148 WWUS74 KOUN 180627 NPWOUN URGENT - WEATHER MESSAGE National Weather Service Norman OK 127 AM CDT Thu Jun 18 2026 OKZ037-039-046>048-051-052-182030- /O.EXA.KOUN.HT.Y.0007.260618T1800Z-260619T0100Z/ Tillman-Stephens-Carter-Johnston-Atoka-Marshall-Bryan- Including the cities of Duncan, Madill, Tishomingo, Ardmore, Frederick, Atoka, Durant, and Kingston 127 AM CDT Thu Jun 18 2026 ...HEAT ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM CDT THIS EVENING... * WHAT...Heat index values up to 107 expected. * WHERE...Atoka, Bryan, Johnston, Marshall, Carter, Stephens, and Tillman Counties. * WHEN...From 1 PM this afternoon to 8 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ OKZ044-045-050-TXZ084>090-182030- /O.CON.KOUN.HT.Y.0007.260618T1800Z-260619T0100Z/ Cotton-Jefferson-Love-Foard-Wilbarger-Wichita-Knox-Baylor-Archer- Clay- Including the cities of Thackerville, Lakeside City, Ringling, Temple, Henrietta, Crowell, Marietta, Ryan, Knox City, Scotland, Wichita Falls, Sheppard AFB, Walters, Archer City, Holliday, Waurika, Vernon, Seymour, and Munday 127 AM CDT Thu Jun 18 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM CDT THIS EVENING... * WHAT...Heat index values up to 108 expected. * WHERE...In Oklahoma, Jefferson, Love, and Cotton Counties. In Texas, Archer, Baylor, Clay, Foard, Knox, Wichita, and Wilbarger Counties. * WHEN...From 1 PM this afternoon to 8 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. 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. && $$ MAD Action: Continued Issued At: 2026-06-18 16:23:31 386 WWUS74 KOUN 182123 NPWOUN URGENT - WEATHER MESSAGE National Weather Service Norman OK 423 PM CDT Thu Jun 18 2026 TXZ084-085-182230- /O.CAN.KOUN.HT.Y.0007.000000T0000Z-260619T0100Z/ Foard-Wilbarger- Including the cities of Vernon and Crowell 423 PM CDT Thu Jun 18 2026 ...HEAT ADVISORY IS CANCELLED... The front has cleared these areas and cooler conditions are now expected through the remainder of the evening. $$ OKZ037-039-044>048-050>052-TXZ086>090-190100- /O.CON.KOUN.HT.Y.0007.000000T0000Z-260619T0100Z/ Tillman-Stephens-Cotton-Jefferson-Carter-Johnston-Atoka-Love- Marshall-Bryan-Wichita-Knox-Baylor-Archer-Clay- Including the cities of Ringling, Henrietta, Archer City, Marietta, Seymour, Frederick, Holliday, Lakeside City, Waurika, Madill, Munday, Thackerville, Kingston, Durant, Tishomingo, Scotland, Duncan, Atoka, Wichita Falls, Knox City, Walters, Ardmore, Sheppard AFB, Temple, and Ryan 423 PM CDT Thu Jun 18 2026 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING... * WHAT...Heat index values up to 107. * WHERE...Portions of southeast, southern, and southwest Oklahoma and northern Texas. * WHEN...Until 8 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. 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. && $$ Action: Cancelled Issued At: 2026-06-18 16:23:31 386 WWUS74 KOUN 182123 NPWOUN URGENT - WEATHER MESSAGE National Weather Service Norman OK 423 PM CDT Thu Jun 18 2026 TXZ084-085-182230- /O.CAN.KOUN.HT.Y.0007.000000T0000Z-260619T0100Z/ Foard-Wilbarger- Including the cities of Vernon and Crowell 423 PM CDT Thu Jun 18 2026 ...HEAT ADVISORY IS CANCELLED... The front has cleared these areas and cooler conditions are now expected through the remainder of the evening. $$ OKZ037-039-044>048-050>052-TXZ086>090-190100- /O.CON.KOUN.HT.Y.0007.000000T0000Z-260619T0100Z/ Tillman-Stephens-Cotton-Jefferson-Carter-Johnston-Atoka-Love- Marshall-Bryan-Wichita-Knox-Baylor-Archer-Clay- Including the cities of Ringling, Henrietta, Archer City, Marietta, Seymour, Frederick, Holliday, Lakeside City, Waurika, Madill, Munday, Thackerville, Kingston, Durant, Tishomingo, Scotland, Duncan, Atoka, Wichita Falls, Knox City, Walters, Ardmore, Sheppard AFB, Temple, and Ryan 423 PM CDT Thu Jun 18 2026 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING... * WHAT...Heat index values up to 107. * WHERE...Portions of southeast, southern, and southwest Oklahoma and northern Texas. * WHEN...Until 8 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. 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. && $$ Action: Cancelled Issued At: 2026-06-18 18:30:05 309 WWUS74 KOUN 182329 NPWOUN URGENT - WEATHER MESSAGE National Weather Service Norman OK 629 PM CDT Thu Jun 18 2026 OKZ037-039-044>048-050>052-TXZ086>090-190030- /O.CAN.KOUN.HT.Y.0007.000000T0000Z-260619T0100Z/ Tillman-Stephens-Cotton-Jefferson-Carter-Johnston-Atoka-Love- Marshall-Bryan-Wichita-Knox-Baylor-Archer-Clay- Including the cities of Henrietta, Waurika, Tishomingo, Madill, Scotland, Kingston, Ardmore, Wichita Falls, Sheppard AFB, Holliday, Lakeside City, Ryan, Ringling, Durant, Marietta, Munday, Knox City, Seymour, Duncan, Frederick, Archer City, Atoka, Walters, Temple, and Thackerville 629 PM CDT Thu Jun 18 2026 ...HEAT ADVISORY IS CANCELLED... Heat index values have fallen below 105 although a few locations may still experience triple digit heat indices for a short time. With improving conditions, the heat advisory is cancelled. $$ Maxwell | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||