The polar jet stream, which is affected by the polar vortex above it, has become quite wavy, allowing Arctic air to ...

Michigan is set for several days of frigid temperatures and heavy lake-effect snow as Arctic air continues its slow march ...

Temperatures ranging from 10 to 20 degrees below normal may make an average week during the winter season itself a challenge ...

Major cities across the Northeast and Midwest are facing temperatures 10-20 degrees below average, according to forecasters.

A fresh blast of Arctic air is poised to spill across a wide swath of the United States, and the latest polar vortex map ...

We’ve got two storm systems that’ll bring impactful weather to the Stateline, with the first arriving Thursday and the second ...

Add Yahoo as a preferred source to see more of our stories on Google. At the same time, every hurricane that formed, including the three powerful Category 5 storms, steered clear of the U.S. mainland.

(The Conversation) – The summer of 2025 brought unprecedented flash flooding across the U.S., with the central and eastern regions hit particularly hard. These storms claimed hundreds of lives across ...