DAYTON, Ohio (WDTN) — 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 Blocking Pattern.

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 letter ...

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 ...

Since Friday, we've had the daily chance of showers and storms. In the summer time, that's not a big deal. Even this time of year, it's not terribly uncommon. However, there's a greater cause for this ...

PORTLAND (WGME)--- 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 block is named because of its resemblance to the Greek ...

The cloudy, rainy and cooler pattern Derby weekend can be explained in two words... omega block! Blocking patterns occurs when centers of high pressure and/or low pressure set up over a region in such ...