Oklahoma City/ Weather & Environment

Oklahoma City Bakes at 106 as Ozone Alert Chokes the Metro

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Published on August 21, 2026
Oklahoma City Bakes at 106 as Ozone Alert Chokes the MetroSource: Google Street View

Oklahoma City is heading into a dangerous Friday with clear skies, temperatures already around 81 degrees and an afternoon high near 106. The heat index could reach 109 degrees locally, while the broader warning area may see readings as high as 111. An ozone alert adds another reason to keep outdoor plans short and flexible.

Triple-Digit Heat Arrives By Afternoon

The National Weather Service office in Norman has an Extreme Heat Warning in effect through 9 p.m. Friday, with heat-related illnesses expected to increase during the hottest and most humid part of the day. A slight chance of showers and thunderstorms is possible before 10 a.m., but skies should turn sunny as a south wind stays relatively light at 5 to 8 mph, according to the National Weather Service.

Ozone Alert Covers The Oklahoma City Metro

An ozone Air Quality Alert is in effect from 10 a.m. to 10 p.m. Friday. People with heart or respiratory conditions are advised to reduce physical exertion and outdoor activity, while everyone is encouraged to limit unnecessary driving, refueling and use of gas-powered lawn equipment during the alert.

Little Relief Through Early Next Week

Friday night should remain warm, with a low around 78 and a slight chance of rain showers late in the evening. Saturday is expected to reach 104, Sunday 101, Monday 107 and Tuesday 103, with mostly sunny skies dominating the forecast. A cooler pattern may finally arrive Wednesday and Thursday, when highs are forecast near 97 with a slight chance of afternoon thunderstorms Wednesday.

Heat Safety Takes Priority

Drink plenty of fluids, stay in air conditioning when possible, avoid direct sun and check on relatives and neighbors who may be more vulnerable to the heat. Dry conditions and stressed vegetation also mean residents should be cautious with anything that could spark a wildfire. The City of Oklahoma City maintains heat-health resources, including cooling-center information and guides to recognizing heat illness.