Heat Safety & Prep

Heat Dome Expands Dangerously Hot Temperatures Across Southern US This Week

At a Glance

A hot dome of high pressure will grip the southern U.S. this week.
Numerous daily record highs will be set from Arizona to Texas.
Heat indices over 100 degrees will make many parts of the Southeast swelter until relief arrives this weekend.

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A heat dome that is temporarily expanding across the southern United States this week will bring sweltering temperatures that could break more daily records in Texas and the Southwest while also pushing heat indices over 100 degrees in many parts of the Southeast.

For the very latest on the heat and where it's headed next, check out our latest forecast here.

The Weather Company’s primary journalistic mission is to report on breaking weather news, the environment and the importance of science to our lives. This story does not necessarily represent the position of our parent company, IBM.

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