Millions across the Northeast and Mid-Atlantic remain under flash flood warnings early Tuesday as slow-moving summer storms ...

Intense rain swamped the East Coast Monday, setting off dangerous flash flooding from Virginia to New York that killed at least two people and prompted dozens of rescues as water overwhelmed roads and ...

Millions of people across the United States have been issued safety warnings amid concerns over very high temperatures.

The D.C. region may see strong storms across the region Tuesday afternoon and evening, following repeated days of hot, sticky heat topped with late-day showers and thunderstorms.

Students from Toronto say they are finding refuge from the extreme heat and poor air quality by staying indoors and out of direct sunlight. Environment Canada has issued an air quality warning for the ...

Until 8 p.m. Monday night, temperatures will feel like 95 degrees or hotter. City officials urge residents to take precautions to stay safe. Monday evening will also feature strong storms, so WUSA9 ...