When it feels too hot out, the National Weather Service issues a triage of heat related products to inform members of the ...

Suffolk and its neighbors are enduring an intense early-summer heat wave that has pushed thermometers and humidity to ...

Georgia has some rules about whether your power can be cut off in weather like this, when air conditioning is a life-or-death matter.

Most of Delaware is under an extreme heat warning as a heat wave brings the heat index to above 100 degrees. See when ...

“Prior to 8:00 A.M. on the date of the scheduled disconnection, a National Weather Service Heat Advisory or Excessive Heat ...

Basically, when the body sweats, the perspiration evaporates, cooling the body. When the humidity is high, the sweat doesn't ...

The National Weather Service has issued an extreme heat warning for Lower Hudson Valley, with a heat index of up to 107 for second consecutive day.

The National Weather Service issued an extreme heat warning for a second day as the heat index surpasses 100. See how hot it will get in Delaware.

In major cities such as Washington, D.C., Baltimore, Philadelphia and New York, the temperature was forecast to approach 100 ...

While the rest of this week will feel stiflingly hot, temperatures are not expected to reach the highs required for an excessive heat warning.

Extreme heat is impacting states across the country. See maps of high temperature forecasts and heat index levels.