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

An omega block weather pattern forming now will bring dry, hot weather to Michigan. Here's why.

A common upper-air pattern seems to be coming a few weeks early. It could be the sign this particular weather pattern will be worked off by the end of May. Right now we have what we meteorologists ...

An “omega block” weather pattern is forecast to set up across the country this weekend, possibly bringing some May snow. Here's what it will mean for you. The Weather Channel is forecasting a ...

Texas this week finds itself at the center of an unusual weather pattern called an omega block that promises daily chances for strong storms and flooding. What's behind this pattern and how much rain ...

A slow-moving upper air formation called an Omega Block is still impacting Michigan’s forecast today. While temperatures on Thursday will be a bit cooler than earlier this week, sunny skies and dry ...

PORTLAND, Ore. (KOIN) — Sunny and dry conditions will prevail across the Pacific Northwest this weekend with blazing blue skies and no rain to worry about. It’s all thanks to an upper-level ...

It can't be seen with the naked eye, but a curious weather pattern in the upper level atmosphere above the continental United States is forecast to generate unsettled weather and some big temperature ...