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 ...

Add Yahoo as a preferred source to see more of our stories on Google. FAYETTEVILLE, Ark. (KNWA/KFTA)— A not-so-typical weather pattern is happening right now above our heads. It’s called an Omega ...

The U.S. is in store for a weather pattern that won’t vary much in the week ahead, with the FOX Forecast Center anticipating what is known as an “Omega block” to dominate. An Omega block is simply a ...

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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 ...