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Home Heat Advisory 0016 Issued by the Norman Forecast Office
Action: New Issued At: 2026-07-20 12:18:48 366 WWUS74 KOUN 201718 NPWOUN URGENT - WEATHER MESSAGE National Weather Service Norman OK 1218 PM CDT Mon Jul 20 2026 OKZ006>008-011>013-018>020-024>026-029>032-042-043-048-052-210315- /O.NEW.KOUN.XH.W.0001.260721T1700Z-260722T0100Z/ /O.CON.KOUN.HT.Y.0014.260720T1800Z-260721T0100Z/ Alfalfa-Grant-Kay-Major-Garfield-Noble-Kingfisher-Logan-Payne- Canadian-Oklahoma-Lincoln-Cleveland-Pottawatomie-Seminole-Hughes- Pontotoc-Coal-Atoka-Bryan- Including the cities of Guthrie, Cherokee, Carmen, Hennessey, Concho, Stroud, Stillwater, Enid, Atoka, Holdenville, Oklahoma City, Blackwell, Wetumka, Fairview, Pond Creek, Ada, Davenport, Helena, Ponca City, Wellston, Moore, Coalgate, El Reno, Wakita, Lamont, Seminole, Medford, Yukon, Kingfisher, Durant, Norman, Shawnee, Perry, Meeker, Prague, Chandler, Wewoka, Okarche, and Mustang 1218 PM CDT Mon Jul 20 2026 ...EXTREME HEAT WARNING IN EFFECT FROM NOON TO 8 PM CDT TUESDAY... ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING... * WHAT...For the Heat Advisory, heat index values up to 108 expected. For the Extreme Heat Warning, dangerously hot conditions with heat index values up to 114 expected. * WHERE...Portions of central, east central, northern, northwest, and southeast Oklahoma. * WHEN...For the Heat Advisory, until 8 PM CDT this evening. For the Extreme Heat Warning, from noon to 8 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. 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. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. && $$ OKZ005-017-028-039>041-045>047-050-051-210315- /O.NEW.KOUN.HT.Y.0016.260721T1700Z-260722T0100Z/ /O.CON.KOUN.HT.Y.0014.260720T1800Z-260721T0100Z/ Woods-Blaine-McClain-Stephens-Garvin-Murray-Jefferson-Carter- Johnston-Love-Marshall- Including the cities of Ryan, Alva, Wynnewood, Kingston, Blanchard, Lindsay, Davis, Marietta, Watonga, Duncan, Purcell, Tishomingo, Geary, Sulphur, Ardmore, Newcastle, Pauls Valley, Waurika, Ringling, Okeene, Thackerville, and Madill 1218 PM CDT Mon Jul 20 2026 ...HEAT ADVISORY IN EFFECT FROM NOON TO 8 PM CDT TUESDAY... ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING... * WHAT...For the first Heat Advisory, heat index values up to 107 expected. For the second Heat Advisory, heat index values up to 109 expected. * WHERE...Portions of central, northwest, southeast, and southern Oklahoma. * WHEN...For the first Heat Advisory, until 8 PM CDT this evening. For the second Heat Advisory, from noon to 8 PM CDT Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ OKZ004-009-010-014>016-021>023-027-033>038-044-TXZ083>090-210315- /O.NEW.KOUN.HT.Y.0016.260721T1700Z-260722T0100Z/ Harper-Ellis-Woodward-Roger Mills-Dewey-Custer-Beckham-Washita- Caddo-Grady-Harmon-Greer-Kiowa-Jackson-Tillman-Comanche-Cotton- Hardeman-Foard-Wilbarger-Wichita-Knox-Baylor-Archer-Clay- Including the cities of Scotland, Archer City, Seiling, Burns Flat, Gage, Sentinel, Vernon, Henrietta, Shattuck, Cordell, Mangum, Quanah, Altus, Weatherford, Hollis, Hammon, Lakeside City, Holliday, Snyder, Seymour, Frederick, Fargo, Clinton, Sayre, Woodward, Munday, Granite, Knox City, Taloga, Lawton, Laverne, Hobart, Sheppard AFB, Leedey, Arnett, Cheyenne, Elk City, Buffalo, Vici, Anadarko, Chickasha, Hinton, Temple, Wichita Falls, Crowell, Walters, and Tuttle 1218 PM CDT Mon Jul 20 2026 ...HEAT ADVISORY IN EFFECT FROM NOON TO 8 PM CDT TUESDAY... * WHAT...Heat index values up to 109 expected. * WHERE...Portions of central, northwest, southwest, and western Oklahoma and northern Texas. * WHEN...From noon to 8 PM CDT Tuesday. * 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. && $$ Action: New Issued At: 2026-07-20 12:18:48 366 WWUS74 KOUN 201718 NPWOUN URGENT - WEATHER MESSAGE National Weather Service Norman OK 1218 PM CDT Mon Jul 20 2026 OKZ006>008-011>013-018>020-024>026-029>032-042-043-048-052-210315- /O.NEW.KOUN.XH.W.0001.260721T1700Z-260722T0100Z/ /O.CON.KOUN.HT.Y.0014.260720T1800Z-260721T0100Z/ Alfalfa-Grant-Kay-Major-Garfield-Noble-Kingfisher-Logan-Payne- Canadian-Oklahoma-Lincoln-Cleveland-Pottawatomie-Seminole-Hughes- Pontotoc-Coal-Atoka-Bryan- Including the cities of Guthrie, Cherokee, Carmen, Hennessey, Concho, Stroud, Stillwater, Enid, Atoka, Holdenville, Oklahoma City, Blackwell, Wetumka, Fairview, Pond Creek, Ada, Davenport, Helena, Ponca City, Wellston, Moore, Coalgate, El Reno, Wakita, Lamont, Seminole, Medford, Yukon, Kingfisher, Durant, Norman, Shawnee, Perry, Meeker, Prague, Chandler, Wewoka, Okarche, and Mustang 1218 PM CDT Mon Jul 20 2026 ...EXTREME HEAT WARNING IN EFFECT FROM NOON TO 8 PM CDT TUESDAY... ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING... * WHAT...For the Heat Advisory, heat index values up to 108 expected. For the Extreme Heat Warning, dangerously hot conditions with heat index values up to 114 expected. * WHERE...Portions of central, east central, northern, northwest, and southeast Oklahoma. * WHEN...For the Heat Advisory, until 8 PM CDT this evening. For the Extreme Heat Warning, from noon to 8 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. && $$ OKZ005-017-028-039>041-045>047-050-051-210315- /O.NEW.KOUN.HT.Y.0016.260721T1700Z-260722T0100Z/ /O.CON.KOUN.HT.Y.0014.260720T1800Z-260721T0100Z/ Woods-Blaine-McClain-Stephens-Garvin-Murray-Jefferson-Carter- Johnston-Love-Marshall- Including the cities of Ryan, Alva, Wynnewood, Kingston, Blanchard, Lindsay, Davis, Marietta, Watonga, Duncan, Purcell, Tishomingo, Geary, Sulphur, Ardmore, Newcastle, Pauls Valley, Waurika, Ringling, Okeene, Thackerville, and Madill 1218 PM CDT Mon Jul 20 2026 ...HEAT ADVISORY IN EFFECT FROM NOON TO 8 PM CDT TUESDAY... ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING... * WHAT...For the first Heat Advisory, heat index values up to 107 expected. For the second Heat Advisory, heat index values up to 109 expected. * WHERE...Portions of central, northwest, southeast, and southern Oklahoma. * WHEN...For the first Heat Advisory, until 8 PM CDT this evening. For the second Heat Advisory, from noon to 8 PM CDT Tuesday. * 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. && $$ OKZ004-009-010-014>016-021>023-027-033>038-044-TXZ083>090-210315- /O.NEW.KOUN.HT.Y.0016.260721T1700Z-260722T0100Z/ Harper-Ellis-Woodward-Roger Mills-Dewey-Custer-Beckham-Washita- Caddo-Grady-Harmon-Greer-Kiowa-Jackson-Tillman-Comanche-Cotton- Hardeman-Foard-Wilbarger-Wichita-Knox-Baylor-Archer-Clay- Including the cities of Scotland, Archer City, Seiling, Burns Flat, Gage, Sentinel, Vernon, Henrietta, Shattuck, Cordell, Mangum, Quanah, Altus, Weatherford, Hollis, Hammon, Lakeside City, Holliday, Snyder, Seymour, Frederick, Fargo, Clinton, Sayre, Woodward, Munday, Granite, Knox City, Taloga, Lawton, Laverne, Hobart, Sheppard AFB, Leedey, Arnett, Cheyenne, Elk City, Buffalo, Vici, Anadarko, Chickasha, Hinton, Temple, Wichita Falls, Crowell, Walters, and Tuttle 1218 PM CDT Mon Jul 20 2026 ...HEAT ADVISORY IN EFFECT FROM NOON TO 8 PM CDT TUESDAY... * WHAT...Heat index values up to 109 expected. * WHERE...Portions of central, northwest, southwest, and western Oklahoma and northern Texas. * WHEN...From noon to 8 PM CDT Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ Action: Continued Issued At: 2026-07-20 19:53:58 162 WWUS74 KOUN 210053 NPWOUN URGENT - WEATHER MESSAGE National Weather Service Norman OK 753 PM CDT Mon Jul 20 2026 OKZ006>008-011>013-018>020-024>026-029>032-042-043-048-052-211500- /O.EXP.KOUN.HT.Y.0014.000000T0000Z-260721T0100Z/ /O.CON.KOUN.XH.W.0001.260721T1700Z-260722T0100Z/ Alfalfa-Grant-Kay-Major-Garfield-Noble-Kingfisher-Logan-Payne- Canadian-Oklahoma-Lincoln-Cleveland-Pottawatomie-Seminole-Hughes- Pontotoc-Coal-Atoka-Bryan- Including the cities of Hennessey, Wellston, Norman, Ada, Ponca City, Fairview, Kingfisher, Cherokee, Mustang, Helena, Yukon, Moore, Okarche, Medford, Wetumka, Perry, El Reno, Stroud, Coalgate, Atoka, Blackwell, Seminole, Holdenville, Oklahoma City, Shawnee, Guthrie, Carmen, Wakita, Davenport, Chandler, Pond Creek, Durant, Stillwater, Lamont, Concho, Enid, Wewoka, Meeker, and Prague 753 PM CDT Mon Jul 20 2026 ...HEAT ADVISORY WILL EXPIRE AT 8 PM CDT THIS EVENING... ...EXTREME HEAT WARNING REMAINS IN EFFECT FROM NOON TO 8 PM CDT TUESDAY... * WHAT...Dangerously hot conditions with heat index values up to 114 expected on Tuesday. * WHERE...Portions of central, east central, northern, northwest, and southeast Oklahoma. * WHEN...From noon to 8 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. 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. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. && $$ OKZ005-017-028-039>041-045>047-050-051-211500- /O.EXP.KOUN.HT.Y.0014.000000T0000Z-260721T0100Z/ /O.CON.KOUN.HT.Y.0016.260721T1700Z-260722T0100Z/ Woods-Blaine-McClain-Stephens-Garvin-Murray-Jefferson-Carter- Johnston-Love-Marshall- Including the cities of Sulphur, Lindsay, Okeene, Alva, Newcastle, Waurika, Pauls Valley, Ardmore, Marietta, Watonga, Davis, Geary, Ryan, Kingston, Thackerville, Purcell, Madill, Duncan, Tishomingo, Blanchard, Ringling, and Wynnewood 753 PM CDT Mon Jul 20 2026 ...HEAT ADVISORY WILL EXPIRE AT 8 PM CDT THIS EVENING... ...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TO 8 PM CDT TUESDAY... * WHAT...Heat index values up to 109 expected on Tuesday. * WHERE...Portions of central, northwest, southeast, and southern Oklahoma. * WHEN...From noon to 8 PM CDT Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ OKZ004-009-010-014>016-021>023-027-033>038-044-TXZ083>090-211500- /O.CON.KOUN.HT.Y.0016.260721T1700Z-260722T0100Z/ Harper-Ellis-Woodward-Roger Mills-Dewey-Custer-Beckham-Washita- Caddo-Grady-Harmon-Greer-Kiowa-Jackson-Tillman-Comanche-Cotton- Hardeman-Foard-Wilbarger-Wichita-Knox-Baylor-Archer-Clay- Including the cities of Holliday, Leedey, Anadarko, Arnett, Weatherford, Seiling, Henrietta, Buffalo, Elk City, Hollis, Knox City, Laverne, Tuttle, Clinton, Chickasha, Walters, Sheppard AFB, Seymour, Gage, Lakeside City, Hinton, Quanah, Scotland, Woodward, Granite, Vici, Lawton, Sayre, Fargo, Crowell, Sentinel, Vernon, Shattuck, Burns Flat, Archer City, Altus, Munday, Hammon, Snyder, Taloga, Hobart, Temple, Cordell, Cheyenne, Mangum, Wichita Falls, and Frederick 753 PM CDT Mon Jul 20 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TO 8 PM CDT TUESDAY... * WHAT...Heat index values up to 109 expected on Tuesday. * WHERE...Portions of central, northwest, southwest, and western Oklahoma and northern Texas. * WHEN...From noon to 8 PM CDT Tuesday. * 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. && $$ Action: Continued Issued At: 2026-07-20 19:53:58 162 WWUS74 KOUN 210053 NPWOUN URGENT - WEATHER MESSAGE National Weather Service Norman OK 753 PM CDT Mon Jul 20 2026 OKZ006>008-011>013-018>020-024>026-029>032-042-043-048-052-211500- /O.EXP.KOUN.HT.Y.0014.000000T0000Z-260721T0100Z/ /O.CON.KOUN.XH.W.0001.260721T1700Z-260722T0100Z/ Alfalfa-Grant-Kay-Major-Garfield-Noble-Kingfisher-Logan-Payne- Canadian-Oklahoma-Lincoln-Cleveland-Pottawatomie-Seminole-Hughes- Pontotoc-Coal-Atoka-Bryan- Including the cities of Hennessey, Wellston, Norman, Ada, Ponca City, Fairview, Kingfisher, Cherokee, Mustang, Helena, Yukon, Moore, Okarche, Medford, Wetumka, Perry, El Reno, Stroud, Coalgate, Atoka, Blackwell, Seminole, Holdenville, Oklahoma City, Shawnee, Guthrie, Carmen, Wakita, Davenport, Chandler, Pond Creek, Durant, Stillwater, Lamont, Concho, Enid, Wewoka, Meeker, and Prague 753 PM CDT Mon Jul 20 2026 ...HEAT ADVISORY WILL EXPIRE AT 8 PM CDT THIS EVENING... ...EXTREME HEAT WARNING REMAINS IN EFFECT FROM NOON TO 8 PM CDT TUESDAY... * WHAT...Dangerously hot conditions with heat index values up to 114 expected on Tuesday. * WHERE...Portions of central, east central, northern, northwest, and southeast Oklahoma. * WHEN...From noon to 8 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. && $$ OKZ005-017-028-039>041-045>047-050-051-211500- /O.EXP.KOUN.HT.Y.0014.000000T0000Z-260721T0100Z/ /O.CON.KOUN.HT.Y.0016.260721T1700Z-260722T0100Z/ Woods-Blaine-McClain-Stephens-Garvin-Murray-Jefferson-Carter- Johnston-Love-Marshall- Including the cities of Sulphur, Lindsay, Okeene, Alva, Newcastle, Waurika, Pauls Valley, Ardmore, Marietta, Watonga, Davis, Geary, Ryan, Kingston, Thackerville, Purcell, Madill, Duncan, Tishomingo, Blanchard, Ringling, and Wynnewood 753 PM CDT Mon Jul 20 2026 ...HEAT ADVISORY WILL EXPIRE AT 8 PM CDT THIS EVENING... ...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TO 8 PM CDT TUESDAY... * WHAT...Heat index values up to 109 expected on Tuesday. * WHERE...Portions of central, northwest, southeast, and southern Oklahoma. * WHEN...From noon to 8 PM CDT Tuesday. * 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. && $$ OKZ004-009-010-014>016-021>023-027-033>038-044-TXZ083>090-211500- /O.CON.KOUN.HT.Y.0016.260721T1700Z-260722T0100Z/ Harper-Ellis-Woodward-Roger Mills-Dewey-Custer-Beckham-Washita- Caddo-Grady-Harmon-Greer-Kiowa-Jackson-Tillman-Comanche-Cotton- Hardeman-Foard-Wilbarger-Wichita-Knox-Baylor-Archer-Clay- Including the cities of Holliday, Leedey, Anadarko, Arnett, Weatherford, Seiling, Henrietta, Buffalo, Elk City, Hollis, Knox City, Laverne, Tuttle, Clinton, Chickasha, Walters, Sheppard AFB, Seymour, Gage, Lakeside City, Hinton, Quanah, Scotland, Woodward, Granite, Vici, Lawton, Sayre, Fargo, Crowell, Sentinel, Vernon, Shattuck, Burns Flat, Archer City, Altus, Munday, Hammon, Snyder, Taloga, Hobart, Temple, Cordell, Cheyenne, Mangum, Wichita Falls, and Frederick 753 PM CDT Mon Jul 20 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TO 8 PM CDT TUESDAY... * WHAT...Heat index values up to 109 expected on Tuesday. * WHERE...Portions of central, northwest, southwest, and western Oklahoma and northern Texas. * WHEN...From noon to 8 PM CDT Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ Action: Upgraded Issued At: 2026-07-20 22:59:02 356 WWUS74 KOUN 210358 NPWOUN URGENT - WEATHER MESSAGE National Weather Service Norman OK 1058 PM CDT Mon Jul 20 2026 OKZ028-040-041-046-047-050-051-211800- /O.UPG.KOUN.HT.Y.0016.260721T1700Z-260722T0100Z/ /O.EXA.KOUN.XH.W.0001.260721T1700Z-260722T0100Z/ McClain-Garvin-Murray-Carter-Johnston-Love-Marshall- Including the cities of Wynnewood, Purcell, Marietta, Ardmore, Pauls Valley, Blanchard, Tishomingo, Kingston, Madill, Davis, Newcastle, Lindsay, Thackerville, and Sulphur 1058 PM CDT Mon Jul 20 2026 ...EXTREME HEAT WARNING IN EFFECT FROM NOON TO 8 PM CDT TUESDAY... * WHAT...Dangerously hot conditions with air temperatures of 105 to 108 degrees and heat index values up to 112 expected. * WHERE...McClain, Johnston, Marshall, Carter, Garvin, Love, and Murray Counties. * WHEN...From noon to 8 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. 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. && $$ OKZ006>008-011>013-018>020-024>026-029>032-042-043-048-052-211800- /O.CON.KOUN.XH.W.0001.260721T1700Z-260722T0100Z/ Alfalfa-Grant-Kay-Major-Garfield-Noble-Kingfisher-Logan-Payne- Canadian-Oklahoma-Lincoln-Cleveland-Pottawatomie-Seminole-Hughes- Pontotoc-Coal-Atoka-Bryan- Including the cities of Fairview, Moore, El Reno, Helena, Norman, Yukon, Okarche, Pond Creek, Wewoka, Shawnee, Ada, Durant, Kingfisher, Coalgate, Stillwater, Wakita, Meeker, Seminole, Prague, Hennessey, Enid, Stroud, Chandler, Concho, Blackwell, Wetumka, Mustang, Medford, Oklahoma City, Holdenville, Wellston, Carmen, Atoka, Guthrie, Perry, Cherokee, Lamont, Ponca City, and Davenport 1058 PM CDT Mon Jul 20 2026 ...EXTREME HEAT WARNING REMAINS IN EFFECT FROM NOON TO 8 PM CDT TUESDAY... * WHAT...Dangerously hot conditions with air temperatures of 105 to 108 degrees and heat index values up to 115 expected. * WHERE...Portions of central, east central, northern, northwest, and southeast Oklahoma. * WHEN...From noon to 8 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. && $$ OKZ004-005-009-010-014>017-021>023-027-033>039-044-045-TXZ083>090- 211800- /O.CON.KOUN.HT.Y.0016.260721T1700Z-260722T0100Z/ Harper-Woods-Ellis-Woodward-Roger Mills-Dewey-Custer-Blaine- Beckham-Washita-Caddo-Grady-Harmon-Greer-Kiowa-Jackson-Tillman- Comanche-Stephens-Cotton-Jefferson-Hardeman-Foard-Wilbarger-Wichita- Knox-Baylor-Archer-Clay- Including the cities of Tuttle, Clinton, Vici, Hinton, Frederick, Arnett, Crowell, Holliday, Cheyenne, Chickasha, Mangum, Altus, Seymour, Henrietta, Burns Flat, Ryan, Munday, Snyder, Leedey, Duncan, Fargo, Hobart, Scotland, Anadarko, Geary, Lakeside City, Weatherford, Quanah, Lawton, Waurika, Knox City, Seiling, Cordell, Shattuck, Archer City, Alva, Elk City, Laverne, Vernon, Hammon, Woodward, Wichita Falls, Taloga, Granite, Sayre, Gage, Ringling, Sentinel, Walters, Buffalo, Temple, Sheppard AFB, Watonga, Hollis, and Okeene 1058 PM CDT Mon Jul 20 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TO 8 PM CDT TUESDAY... * WHAT...Dangerously hot conditions with air temperatures of 105 to 108 degrees and heat index values up to 109 expected. * WHERE...Portions of central, northwest, southern, southwest, and western Oklahoma and northern Texas. * WHEN...From noon to 8 PM CDT Tuesday. * 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. && $$ Action: Continued Issued At: 2026-07-20 22:59:02 356 WWUS74 KOUN 210358 NPWOUN URGENT - WEATHER MESSAGE National Weather Service Norman OK 1058 PM CDT Mon Jul 20 2026 OKZ028-040-041-046-047-050-051-211800- /O.UPG.KOUN.HT.Y.0016.260721T1700Z-260722T0100Z/ /O.EXA.KOUN.XH.W.0001.260721T1700Z-260722T0100Z/ McClain-Garvin-Murray-Carter-Johnston-Love-Marshall- Including the cities of Wynnewood, Purcell, Marietta, Ardmore, Pauls Valley, Blanchard, Tishomingo, Kingston, Madill, Davis, Newcastle, Lindsay, Thackerville, and Sulphur 1058 PM CDT Mon Jul 20 2026 ...EXTREME HEAT WARNING IN EFFECT FROM NOON TO 8 PM CDT TUESDAY... * WHAT...Dangerously hot conditions with air temperatures of 105 to 108 degrees and heat index values up to 112 expected. * WHERE...McClain, Johnston, Marshall, Carter, Garvin, Love, and Murray Counties. * WHEN...From noon to 8 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ OKZ006>008-011>013-018>020-024>026-029>032-042-043-048-052-211800- /O.CON.KOUN.XH.W.0001.260721T1700Z-260722T0100Z/ Alfalfa-Grant-Kay-Major-Garfield-Noble-Kingfisher-Logan-Payne- Canadian-Oklahoma-Lincoln-Cleveland-Pottawatomie-Seminole-Hughes- Pontotoc-Coal-Atoka-Bryan- Including the cities of Fairview, Moore, El Reno, Helena, Norman, Yukon, Okarche, Pond Creek, Wewoka, Shawnee, Ada, Durant, Kingfisher, Coalgate, Stillwater, Wakita, Meeker, Seminole, Prague, Hennessey, Enid, Stroud, Chandler, Concho, Blackwell, Wetumka, Mustang, Medford, Oklahoma City, Holdenville, Wellston, Carmen, Atoka, Guthrie, Perry, Cherokee, Lamont, Ponca City, and Davenport 1058 PM CDT Mon Jul 20 2026 ...EXTREME HEAT WARNING REMAINS IN EFFECT FROM NOON TO 8 PM CDT TUESDAY... * WHAT...Dangerously hot conditions with air temperatures of 105 to 108 degrees and heat index values up to 115 expected. * WHERE...Portions of central, east central, northern, northwest, and southeast Oklahoma. * WHEN...From noon to 8 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. 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. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. && $$ OKZ004-005-009-010-014>017-021>023-027-033>039-044-045-TXZ083>090- 211800- /O.CON.KOUN.HT.Y.0016.260721T1700Z-260722T0100Z/ Harper-Woods-Ellis-Woodward-Roger Mills-Dewey-Custer-Blaine- Beckham-Washita-Caddo-Grady-Harmon-Greer-Kiowa-Jackson-Tillman- Comanche-Stephens-Cotton-Jefferson-Hardeman-Foard-Wilbarger-Wichita- Knox-Baylor-Archer-Clay- Including the cities of Tuttle, Clinton, Vici, Hinton, Frederick, Arnett, Crowell, Holliday, Cheyenne, Chickasha, Mangum, Altus, Seymour, Henrietta, Burns Flat, Ryan, Munday, Snyder, Leedey, Duncan, Fargo, Hobart, Scotland, Anadarko, Geary, Lakeside City, Weatherford, Quanah, Lawton, Waurika, Knox City, Seiling, Cordell, Shattuck, Archer City, Alva, Elk City, Laverne, Vernon, Hammon, Woodward, Wichita Falls, Taloga, Granite, Sayre, Gage, Ringling, Sentinel, Walters, Buffalo, Temple, Sheppard AFB, Watonga, Hollis, and Okeene 1058 PM CDT Mon Jul 20 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TO 8 PM CDT TUESDAY... * WHAT...Dangerously hot conditions with air temperatures of 105 to 108 degrees and heat index values up to 109 expected. * WHERE...Portions of central, northwest, southern, southwest, and western Oklahoma and northern Texas. * WHEN...From noon to 8 PM CDT Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ |
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