A weather pattern named for the Greek letter omega is guiding US weather, forecasters said. The pattern is expected to ...

Add Yahoo as a preferred source to see more of our stories on Google. An “omega block” weather pattern is forecast to set up across the country this weekend, possibly bringing some May snow. Here's ...

A stubborn low-pressure system from up north showed few signs of wanting to move much on Wednesday morning, with the National ...

Two specific weather patterns have been identified as capable of increasing the risk of headaches, thanks to physicians at ...

Full disclosure: this is a weird weather pattern. Fill disclosure, part 2: this weather pattern is quite difficult to pin ...