Heat Wave and Severe Thunderstorms this Independence Day

A prolonged, dangerous heat wave will persist through the Independence Day weekend across the Ohio Valley, Midwest, and Mid-Atlantic. Numerous temperature records are expected. Clusters of severe thunderstorms will move across parts of the Allegheny Plateau into Mid Atlantic this Independence Day, with potential for widespread damaging winds. Additional severe thunderstorms in the Great Plains. Read More >

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Last Map Update: Sat, Jul 4, 2026 at 2:18:46 pm CDT

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National Weather Service Wichita, Kansas

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Heat Advisory July 4th

Severe Storm Outlook July 4th

Severe Weather Timing Sat Evening/Night

Hot & Humid Conditions Next Week

July 4th Forecast

Forecast Summary

Hot and humid conditions are expected for Independence Day, with the highest heat indices - as high as 107 degrees - expected across much of the area along and north of I-40 in eastern Oklahoma and in west central Arkansas. A Heat Advisory is in effect from Noon to 8 pm.

Low storm chances exist Saturday afternoon into early evening, but the higher potential for storms is Saturday mid evening and overnight with an approaching storm complex. A risk for severe weather exists north of Interstate 40. Locally damaging winds are the main threat in addition to a locally heavy rain threat.

Low storm chances remain through Sat afternoon, and then increase Sat late afternoon/evening through Sat night from a storm complex forecast to move through. The primary severe weather timing is Sat evening into early Sun morning with locally damaging wind the main threat and hail a secondary threat. In addition, a heavy rain threat exists into Sun morning.

Brief improvement in the hot and humid conditions is expected Sunday-Monday, but the heat will return in earnest by mid week. Be aware of signs of heat stress and take precautions with outdoor activities.

Hot and humid conditions are on deck for the afternoon and evening of July 4th. A low chance of thunderstorms exists for eastern Oklahoma and western Arkansas into early evening and then increases mid/late evening through the overnight Saturday night.

Hot and humid weather will persist through the July 4th weekend. Low chances for showers and thunderstorms will develop in southeast Oklahoma and western Arkansas during the day Saturday, increasing in coverage and spreading east/southeast Saturday evening into Sunday. Additional storm chances persist Monday into much of next week.

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Heat Wave and Severe Thunderstorms this Independence Day

NWS Forecast Office Tulsa, OK