62 million people were awakened by heat alerts on Friday. A more humid heatwave is concentrating over the Southern Plains and Southeast, while a very dry heatwave is developing across the Rockies and Southwest.
As of Friday morning, excessive heat warnings were in effect for Dallas, Memphis, Nashville, Tennessee, and Nashville, while a heat advisory was in effect for Atlanta.
While air temperatures in the Memphis and Little Rock, Arkansas, area were predicted to be around 10 degrees above average, this heat and humidity will cause heat indices to climb to almost 115 degrees.
From Texas to Indiana, afternoon showers and thunderstorms may offer some fleeting relief from the heat on Friday.
In states like Tennessee and Arkansas, the temperature will fall this weekend by a few degrees before rising again early next week. This weekend, extreme temperatures will also sweep into the northern Plains.
In the coming days, the Rockies and the Southwest will also see extreme heat. While Salt Lake City will be flirting with 100 degrees on Friday and Denver will be in the same range on Sunday, both Phoenix and Las Vegas will have highs over 110 degrees by Saturday.
Cities like Austin, Denver, Dallas, San Antonio, and Houston may break records this weekend.
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