In the Southeast, the heat index will surge above 100 in many areas. A Heat Advisory has been issued from central Georgia to into eastern Mississippi when it may feel like 105. The mercury will be well into the 90s this afternoon.
The heat will continue on Wednesday, although it won't be as widespread or intense. Highs in the 90s will still be felt in many areas from New York City to the Gulf of Mexico.
For WeatherNation: Meteorologist Mace Michaels