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

The Miami Valley has seen a stalled low pressure over the area for several days, leading to on-and-off showers. It’s all thanks to something known as an Omega ...

Since last week we've been discussing this pattern that would lead to a rather repetitive pattern for this week and possibly even into next week as well.A block ...

Maine has been stuck with some very wet and cool weather- and it's all thanks to a pattern known as an omega block.An omega ...

A not-so-typical weather pattern is happening right now above our heads. It's called an Omega Block Pattern because the upper ...

Omega blocking pattern fuels storms and flooding across the U.S., bringing severe weather and delaying typical spring ...