Children play in a fountain in Silver Spring, Maryland, north of Washington, DC, on Saturday as temperatures soar above 100 degrees Fahrenheit (38 degrees Celsius). A scorching heatwave searing the United States was expected to begin to ease slightly Sunday, but authorities warned that temperatures will still remain high and dangerous through most of the weekend.
Temperatures as high as 99 degrees Fahrenheit (37.2 Celsius) were forecast for the Washington area for Sunday
