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Severe Thunderstorm and Tropical Storm Bertha Impacts

Numerous severe thunderstorms are expected across a broad region from the Ohio Valley to the Mid-Atlantic and Northeast States today into tonight. Swaths of damaging wind gusts are expected and some tornadoes are possible. Bertha is expected to bring tropical storm conditions to portions of the Gulf Coast from the Florida Panhandle westward to southeastern Louisiana later today and Wednesday. Read More >

Tulsa, OK

Weather Forecast Office

NWS Forecast Office Tulsa, OK

Weather.gov > Tulsa, OK
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Last Map Update: Tue, Jul 21, 2026 at 12:52:33 pm CDT

Extreme Heat Warning Tuesday
Heat Index Trends
Forecast Summary
Tuesday is forecast to be the hottest day of the week, with widespread afternoon high temperatures ranging from 95-105F. Heat indices will climb between 105-115F during peak heating hours. Highest values will occur across portions of NE OK and the Arkansas River Valley. An Extreme Heat Warning has been issued from 12PM-8PM Tuesday, where the highest heat index values are expected.
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Heat is expected Tuesday with afternoon heat indices mostly 105-115 F. Heat precautions should still be taken for any extended time outdoors. The heat returns by the weekend.
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Hot and humid conditions will continue early this week. The peak in the heat remains likely to occur on Tuesday, with a brief break in the worst heat for the middle of the week.
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