"Dangerous heat will intensify across much of the Northeast and Mid-Atlantic early this week," meteorologist Jacob Hinson said.

Extreme heat is impacting states across the country. See maps of high temperature forecasts and heat index levels.

It's going to be an uncomfortable weekend for many in the US: As of Friday, an estimated 104 million people are under heat warnings and advisories.

A heat wave is currently affecting about 160 million people, according to the National Weather Service. Here's which states feel the hottest.

Climate change is bringing more extreme heat to Chicago. Explore community trends with interactive maps showing the city's hotter areas.

"Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors," an extreme heat warning issued by the Mount Holly, New Jersey, NWS office said.

Good Endings in Roblox Need More Heat occurs when the in-game father NPC allows your character to skip school.

Heat kills about 350 New York City residents each year, officials say. Maps show where heat-related deaths are more likely to occur ...

A heat map from the National Weather Service (NWS) shows that on Wednesday more than half of the U.S. was experiencing minor impacts from unseasonably high temperatures, with roughly a dozen ...

BOSTON - The weather term of the week is "heat dome" as the Northeast anticipates record-setting temperatures from a heat wave over the next several days. You won't find this one in the National ...

This map shows how at risk your neighborhood is during heat waves, according to the data.

Power outages and hot weather are a dangerous mix. Heat season outages now happen 60% more often than during 2000-2009.