On June 15th, 1960 the town of Kopperl, Texas was hit with scorching temperatures in what became known locally as The Satan Storm.
Resources:
https://us105fm.com/satans-storm-struck-central-texas-56-years-ago-today/
https://historydaily.org/four-unusually-dramatic-disasters-of-the-past
https://www.wideopencountry.com/5-of-the-strangest-weather-events-in-the-history-of-the-south