The World Meteorological Organization confirmed in March 2025 that 2024 was the hottest year on record and the first year in which Earth’s surface was more than 1.5 degrees Celsius above its average ...

The deadly, record-breaking heat wave that hit the Pacific Northwest in June 2021 continues to be the subject of intense ...

Animated map of the heatwave in Europe, showing daily temperature forecasts from Monday, June 30 to Saturday, July 5 at 1500 ...

Clark County follows similar heat data collection in Multnomah, Clackamas and Washington counties in summer 2023.

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

NOAA's program was supposed to help cities across the country better understand and respond to the problem of extreme heat.

Summer heat and hazy skies? See where Canadian wildfires burn, their impact on New Jersey and when the high heat will arrive this week.

Before spending a day at Orlando's newest theme park, here’s everything you need to know about what awaits inside and around Universal Epic Universe.

See the heat index forecast for the next seven days by entering the name of your city.

Heat advisories and extreme heat warnings are in effect west of Houston this week as an unusually early heat wave takes hold. What do these heat alerts mean?

Dozens of cities are expected to meet or surpass record high temperatures for this time of year as part of a heat wave that will hit huge swaths of the country.

San Antonio has over 60 cooling centers amid a heat wave with temperatures reaching 104°F all week.