Something has been off about the sky lately, and meteorologists are finally putting numbers to the feeling. Across the past ...

Across the Northern Hemisphere, familiar seasons are starting to feel unfamiliar. Heat waves linger, cold snaps arrive out of sync, and storms stall over the same unlucky regions. At the heart of this ...

Add Yahoo as a preferred source to see more of our stories on Google. A split jet stream over the Pacific Ocean will help amplify a ridge of high pressure near the West coast, keeping California warm ...

Add Yahoo as a preferred source to see more of our stories on Google. Forecast jet stream winds for next week. The colors show wind speed, with green, yellow and orange indicating the strongest winds.

As fires burn out west, leading to one of Washington state's worst wildfires, flooding rains have been reported up and down ...

A rare Super El Niño is building fast. See when it could start steering storms, unlocking Arctic air and shaping an early U.S. winter in 2026–27.

WASHINGTON — Nearly every type of wild weather hit some part of the United States on Monday as the normal changing seasons clash of cold and warm air collided with a jet stream gone crazy and a ...

If you’ve ever heard a meteorologist mention the jet stream and thought, “Okay… but what does that actually mean?” You’re not alone. It’s one of the most important drivers of weather across the United ...

El Niño may drive California’s winter weather, but Atlantic La Niña and warm ocean waters could add complexity to the ...