A massive “heat dome” will bring long-lasting high temperatures across swaths of the United States starting this week, according to federal weather forecasters, who say that more than 80 million people are currently under some form of heat-related advisory as of Wednesday.
“Dangerous heat is expected” across portions of the southern and central United States through the end of this month, the National Weather Service (NWS) said on Wednesday in a message on its website.
The agency further said that more than 95 million Americans, from the Mississippi Valley to the Northeast, are currently under heat-related warnings and advisories Wednesday through Thursday. A website operated by the NWS shows that as of Wednesday afternoon, 88 million people are under some kind of heat alert….