Posts

Showing posts with the label Heat dome 2025

Heat Dome Over Eastern U.S. | Extreme Heat Alerts July

Image
  🔥 Massive Heat Dome Grips Eastern U.S.: Latest Updates, Risks & Forecast A massive heat dome —a stubborn high-pressure system trapping sweltering air—has parked over the eastern two‑thirds of the United States, ushering in one of the most extreme heat waves of the summer. Here’s the latest:   🌡️ Heat Dome Strength & Scope As of July 23–24, 2025 , over 35 million people were under major to extreme heat risk according to the National Weather Service’s HeatRisk index, with that number projected to nearly double to 90 million by July 25 . The dome, spanning from the Mississippi Valley eastward to the Northeast , is generating upper‑90s to triple‑digit heat , with heat index values between 110–120 °F in areas like Memphis, St. Louis, Little Rock , and New Orleans . 🗽 City Highlights: Record-Busting Temps & High Heat Index New York City recently hit 100 °F at JFK Airport —the first 100-degree reading since 2013—with Central Park nearing 99 °F ...