A deadly 1993 heat wave led to a pioneering program that scientists say continues to save lives.

With temperatures forecast to reach up to 42 degrees, the US president told an audience he planned to make a long speech, ...

A “quadruple threat” scenario risks upending Donald Trump’s triumphant July 4 celebrations to mark America’s 250th birthday.

Extreme heat is adding to North Carolina's worst drought in more than 20 years, affecting lawns, driving pests indoors and ...

President Trump said extreme heat in the nation's capital on July 4 won't stop him from giving his big speech ahead of the ...

Some workers dealt with sweltering conditions as others found business opportunities amid a heat wave that was intensifying ...

Baltimore’s Department of Public Works has suspended residential recycling collections through the remainder of the week as ...

Extreme weather on Wednesday caused the cancellation of Ottawa's evening Canada Day activities, including the fireworks ...

Thursday is expected to be the hottest day of the week with temperatures expected to reach 95 degrees.

The extreme heat and humidity continue to dominate the forecast today as highs reach the low to mid 90s and heat index values ...

Extreme Heat Warning continues through Thursday, with strong to severe storms possible tomorrow night into Friday. Here's ...

An oppressive heat wave will roast Philadelphia on the 4th of July, forcing city leaders to make adjustments to planned ...