The Great Climate Migration Has Begun

[David Lockmiller]

Here’s where the U.S. will see record-breaking heat
Washington Post June 22, 2025

Extreme humidity and heat will affect about 265 million people across the country this week. Maps show where and when to expect the worst.

A wave of record-breaking humidity and heat is surging across the United States, with about 265 million people forecast to experience 90- or 100-degree temperatures during the week ahead, including humidity levels that rival those in the Middle East.