A Pineapple Express is a type of atmospheric river where moisture accumulates in the tropical Pacific around Hawaii, bringing ...

Weather officials expect a wintry mix Friday, Jan. 9, with gradually cooling temperatures and strong wind gusts. See live ...

An area of high pressure is bringing record-high heat to some parts of the U.S., with an added boost from climate change ...

Numerous states face inclement weather, including heavy rain and potential severe thunderstorms this week, forecasters say.

Climate troublemaker La Niña is forecast to continue influencing our weather here in the U.S. for the remainder of winter.

Winter is still going strong across America, but even amid all the National Weather Service's winter storm warnings and cold ...

There's a long and contentious history of US interest in the Arctic island, but it seems to have entered a new phase under ...

A storm trekking eastward across the U.S. will bring storms to the Plains on Thursday, with snow possible in Texas.

A pair of storm systems sweeping across the country this week will bring snow, ice and thunderstorms, forecasters said.

Matt Korda, the associate director of the Nuclear Information Project at the Federation of American Scientists, assisted USA ...