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 possible dash of ...

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 ...

A summer-like weather pattern is developing this week across the southwestern U.S. This system is responsible for the ...

Snow, tornadoes, record-breaking heat, a dust storm — and that’s just last weekend. Here’s how to understand what’s going on, ...

The Northeast has seen wild temperature swings — from record 80s one day to snow showers the next. Scientists say weather patterns like cold fronts and climate factors help explain it.

After our mid-week temperature drop, there is strong signal for a few additional weather systems to track through the Upper ...