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The sweeping pattern that's now influencing much of the USA's weather is called an omega block because of its resemblance to ...

A not-so-typical weather pattern is happening right now above our heads. It’s called an Omega Block Pattern because the upper-level jet stream resembles the Greek letter Omega (Ω).

The Weather Channel is forecasting a congested atmospheric pattern, known as an omega block, producing a jet stream, shaped like the Greek letter omega — Ω, from California to New York with a ...

The pattern describes a type of flow in the upper air, and it gets its name because the pattern resembles the shape of the Greek letter omega. What typically happens when an "Omega Block" develops ...

The blocking pattern is so named because its shape resembles the Greek letter omega. The unsettled weather will begin with a swath of heavy rain, flooding and potentially severe weather from the ...

If you have been keeping an eye on weather forecasts recently, you may have heard meteorologists mention something called an “omega block”. A ...

An "omega block" in the atmosphere will enhance the chances for stormy weather and big shifts in temperature over parts of ...

What Is An Omega Block? If you trace the path of the jet stream across the U.S. right now from the West to the East, you will trace out the Greek letter omega (Ω). This configuration blocks the ...

When looking at all of this on the weather maps, it appears to take the shape of the Greek letter Omega, the last letter of the Greek alphabet. In the image above, Ohio is stuck under a slow ...