A dangerous heat wave is bringing extended excessive warmth to greater than two dozen states throughout the Midwest, the South and the East Coast.
The warmth wave started within the Midwest on Monday and has since unfold east, the place it is set to final into the Fourth of July weekend.
A baby cools off in a fountain on the Georgetown Waterfront Park on July 2, 2026 in Washington.
Kevin Dietsch/Getty Photos
With holiday travel in full effect, Amtrak has canceled greater than two dozen trains within the Northeast because of the warmth.
On Thursday, the warmth index — what temperature it appears like with humidity — hit a scorching 110 levels in Philadelphia and 111 in Washington, D.C.

Individuals cool off in a fountain on the Georgetown Waterfront Park, July 2, 2026 in Washington.
Kevin Dietsch/Getty Photos
New York Metropolis’s warmth index reached 106 levels on Thursday. The precise temperature in Central Park hit 100 levels, marking the primary triple-digit day there since 2012.
New York Metropolis activated its warmth emergency plan and officers opened a whole bunch of cooling facilities.

The solar rises behind the skyline of midtown Manhattan, the Chrysler Constructing and the Empire State Constructing on a day with an excessive warmth warning in New York Metropolis, July 2, 2026.
Gary Hershorn/ABC Information
New York Metropolis Mayor Zohran Mamdani and New York Gov. Kathy Hochul are additionally urging New Yorkers to preserve energy “because of the improve in vitality demand and sudden load challenges.”
“Proactively preserve electrical energy if protected to take action by setting air con items between 75 – 78 levels and avoiding pointless equipment use,” Hochul mentioned.
“I thank New Yorkers for taking these steps to scale back their utilization and serving to us maintain the ability on and defend essentially the most weak in our group,” she mentioned.
On Friday, the warmth wave continues for the Northeast.
The warmth index is forecast to climb to 104 levels in Boston, 109 levels in New York, 111 in Philadelphia and 113 in Washington, D.C.

This warmth wave gives minimal aid in a single day, which makes it much more harmful.
On the Fourth of July on Saturday, the Northeast will nonetheless really feel just like the triple digits, with the warmth index anticipated to succeed in 102 levels in New York and 108 in D.C.

Guests react to the warmth whereas attending the Nice American State Truthful on the Nationwide Mall, July 1, 2026, in Washington.
Nathan Howard/AP Photograph
By Sunday and Monday, the warmth and humidity will settle over the Southeast. Raleigh, North Carolina, and Savannah, Georgia, are anticipated to really feel like 107 levels on Sunday.

Excessive warmth is the deadliest weather-related hazard within the U.S. A minimum of 13,000 People have died from the warmth since 2018, in line with data from the Centers for Disease Control and Prevention.
Click here for recommendations on tips on how to keep protected.
