national
Severe Heat Wave Enters Second Day Across Central and Southern United States
Just the facts
The heat wave has prompted local meteorologists to issue excessive heat warnings and advisories for millions of residents. Temperatures in several metropolitan areas have surpassed normal seasonal averages, putting strain on regional electrical grids. Public health officials are advising communities to limit outdoor activities and utilize designated cooling centers to prevent heat-related illnesses.
Why this is news
High-pressure systems have caused temperatures to surge across multiple US states.
Sources
This summary is compiled strictly from the original reporting below.