Some Ontario beaches have been deemed unsafe for swimming by public health authorities as a heat warning remains in effect ...

Our heat wave continues for another day before a cold front brings our temperatures back down to seasonal highs.

STATEN ISLAND, N.Y. — New York City is in the midst of what is expected to be classified as the second official heat wave of ...

In many cases, extreme heat is already here: in 2021, hundreds of people died when temperatures hit over 100 degrees in the ...

Extreme heat has again enveloped the tri-state area, prompting the National Weather Service to issue heat advisories through ...

First and foremost, the heat won’t entirely be going away. We’re deep into the summer months here in the Northern Hemisphere, so we’ll be getting a lot more sunlight than we did back in May and even ...

July has seen 21 days where the temperature was higher than 90 degrees, but there will be some relief to welcome in August.

Dangerous heat with high humidity expected, which is why we’ve issued a FIRST ALERT. Highs will be in the mid-90s with temperatures that feel like 105 to 109 degrees.

A power outage disrupted NYC subway service, affecting several lines and passenger commutes amid high temperatures. MTA investigated causes, highlighting infrastructure strains due to heat.

Outdoor workers in Florida are reporting dizziness on the job, headaches and hospitalizations after experiencing heatstroke ...

A mystery mishap knocked out power to the subway signal system just in time for rush hour on Tuesday morning — causing chaos ...

Residents in the Southeast U.S. are no strangers to hot weather in the summertime, but the sweltering heat this week set at ...