Some hot days feel even worse thanks to high humidity, trapped heat and dew points. Cities are especially vulnerable. By Nazaneen Ghaffar Nazaneen Ghaffar is a reporter on The Times’s weather team. It ...

The heat index, or apparent temperature, combines air temperature and humidity to indicate how hot it feels to the body. High humidity slows sweating, the body's natural cooling system, making ...

SYRACUSE, N.Y. — As we approach summer, high heat becomes a concern as heat exhaustion and heat stroke are possible. Plus, heat related deaths have been increasing in recent years. Heat remains the ...

MICHIGAN, USA — July has been a warmer-than-usual month so far, and even warmer air is on the way. A couple of comfortable and seasonable days are expected on Monday and Tuesday. Highs early this week ...

COLUMBIA, S.C. — Friday marks the official start to Summer season and this is, climatologically when it starts to get hotter. The U.S. Southeast states, from the Lower Mississippi River Valley across ...

Tonight features an isolated risk for a downpour before midnight. With light winds, recent rainfall and clearing skies, patchy dense fog will form, which could reduce visibilities to below a quarter ...

I know in Houston, we hear the term humidity which is used to correlate to how muggy it may feel outside. But what actually is humidity and what does it represent? Humidity is the measurement of water ...