Record-smashing daytime temperatures near 100 degrees are expected for millions from the Plains to the East Coast this week, while nighttime temperatures may stay above 80 in some metropolitan areas.

Thunderstorms packing destructive winds and torrential rain will be relentless along the edges of a ridge of high pressure encircling the central and eastern states through late June.

Severe storms hit NYC Thursday, delaying flights and downing trees. A 15-year-old boy was struck by lightning in Central Park but survived with minor injuries.

See the latest South Dakota Doppler radar weather map including areas of rain, snow and ice. Our interactive map allows you to see the local & national weather ...

Four private astronauts are waiting to launch into space as NASA and its international partners work to seal a leak that sprung up on the International Space Station earlier this month.

Thunderstorms that erupt through Thursday evening in the Midwest and eastern United States can be especially strong as some can bring damging wind gusts and perhaps tornadoes, in addition to the ...

The heat wave in the central United States will occur around the time of the year when the sun is highest in the sky and can make for sweltering to dangerous conditions.

Rounds of thunderstorms will form a "ring of fire" around a massive dome of building heat in the central and eastern United States into next week.

A pulse of severe thunderstorms is shifting into the Interstate 81 and 95 corridors of the Northeast into Thursday night. Some severe storms will also extend into the southern United States and ...

Significant flooding in northern West Virginia has claimed the lives of at least six people, including a 3-year-old. Crews continued the search for those missing on Monday morning.