A heat dome is trapping over 90 million Americans in extreme temperatures this week with the National Weather Service issuing heat alerts from Nebraska to Florida.

The map below identifies areas where the heat index is forecasted to reach NWS-defined levels from "Caution" (80 degrees Fahrenheit) to "Extreme Danger" (above 125 degrees).

While reporting live, ABC7's Christian Piekos stopped mid-sentence to rush and help a cyclist hurt on the Chicago Lakefront Trail.

While Texas bakes under sweltering conditions, it's far from alone. Millions are under threat of extreme heat this week.

The map accounts for 471 confirmed enforcement operations from day one, back on June 6, through this past Sunday. The highest concentration of operations happened in the San Fernando Valley.

Multiple states are under extreme heat warnings, advisories or watches on July 23, according to the National Weather Service.

Multiple states are under extreme heat warnings, advisories or watches on July 23, according to the National Weather Service.

Charleston has an interactive map that can help people find places like the Hope Center. The map allows users to input their location to find cooling locations closest to them to beat the heat.

CHIRLA says the data proves that immigration enforcement actions since June have focused predominantly on specific neighborhoods, people of color and Latinos.