Your current weather may be around awhile. The large-scale weather pattern that's now influencing much of the USA's weather – known as an omega block because of its resemblance to the Greek ...

Right now we have what we meteorologists call an “Omega Block” in the upper-air pattern. An Omega Block is when the upper-level flow winds around in the shape of the Greek letter Omega.

An uncommon atmospheric phenomenon known as an omega block will bring days of rain and thunderstorms to the Eastern Seaboard, starting on Saturday and lasting until Wednesday or Thursday.

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 ...

The phenomenon, called an omega block, forms when two low-pressure systems trap a high-pressure system in between, locking adverse weather in place for days. On Monday, there were over 125 reports ...

However, there's a greater cause for this repetitive pattern from day-to-day. It's called 'The Omega Block.' The Omega Block sounds like a great name for a progressive heavy metal band.

But now that we’re into May, an Omega Block is causing that pattern to shift, and that could bring good news for the drought-stricken Plains. It could also propel planting progress. Michael ...