More than 130 million people in most United States are on alert for generalized and dangerous heat on Sunday and in the new work week, and parts of the southeast coast could experience the worst part of the suffocating conditions.
The highest temperatures on Sunday will focus between Savannah, Georgia and Virginia Beach, Virginia, where extreme heat warnings are in force as heat indices, that is, how temperatures feel when moisture is taken into account, it is expected between 108 and 116 degrees.
The extreme heat is also expected to continue Sunday in the west medium, where temperatures will feel between 97 and 111 degrees of Lincoln, Nebraska, to Minneapolis.
Tourists drink water while walking through the National Shopping Center near the Washington monument in Washington, DC, on July 25, 2025.
Saul Loeb/AFP through Getty Images
Charleston, Virginia Occidental and St. Louis, Missouri, are at the store for a warm and sticky climate on Sunday, with both cities under extreme heat warnings for temperatures similar to sensations between 102 and 112.
Dangerous heat and humidity index map.
ABC News
In other places, heat notices have been issued for Dallas, Texas; Oklahoma City, Oklahoma; Indianapolis, Indiana; Tampa, Florida; Little Rock, Arkansas; Kansas City, Missouri; and it is forecast that DC Washington heat rates in those cities range from 90 to 110 degrees.
Looking towards the work week, the heat notices are expected to be in force on Monday and Tuesday for parts of the I-95 corridor from Boston to New York City and it will be forecast to run until Tuesday, with the heat rates that are expected in the mid-90s to 105 degrees.
Similar temperatures for Sunday, July 27, 2025
ABC News
It is expected that potentially mortal heat and humidity continue in the eastern half of the country until Wednesday. The main cities, including St. Louis, Memphis, Charlotte, Savannah, Tampa and Jackson, Mississippi, are probably real temperatures in the 90s exceeding the low 100. A prolonged heat wave is forecast for these regions, since an abundance of tropical humidity is expected to establish temperatures similar to sensations of up to 105 to 115 degrees in multiple consecutive days.
The minimums of the morning predict to provide little heat relief this week.
ABC News
Night and early mornings are not expected to provide relief from suffocating conditions. The minimums are expected to fall only to the 70s or more.
Heat risk for Monday, July 28, 2025.
ABC News
Between Monday and Wednesday, large parts of the southeast are expected to be at a risk of extreme heat at a level of four out of four years, including the cities of Atlanta, Charlotte and Jacksonville and Tallahassee, Florida.
Meanwhile, parts of the south and center of Minnesota and eastern South Dakota are under a severe surveillance of thunderstorms until midnight. Northern Minnesota and the Northeast Wisconsion
Later, on Sunday, they are possible more severe storms for parts of the upper peninsula of Minnesota, Wisconsin and Michigan.
As the thunderstorms arrived northeast on Sunday, 1,105 flights have been canceled throughout the country and 8,320 flights are delayed from 9:30 pm et.
