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.

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 ...

Michigan is forecast to see a string of warm and dry days to start June, thanks to a weather pattern known as the omega block. The omega block is a weather term that describes the shape of the jet ...

Summer is synonymous with high pressure and heat domes, but do you know the three common types of blocking patterns that produce these heat waves in the Ozarks? Blocking patterns disrupt the normal ...

The Chicago area has been dealing with a unique ‘blocking pattern’ that has kept rain from falling in the region, but how long could that last? At the very least the pattern is expected to keep rain ...

CEDAR RAPIDS, Iowa (KCRG) -We’re enjoying a gorgeous week across Eastern Iowa with temperatures in the upper 70s and low 80s along with plenty of sunshine. It’s felt more like June than April! Our ...

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 ...

MOLINE, Ill. — Editor's Note: The video above is an archived forecast that includes an explanation of the Rex Blocking pattern. We will be experiencing a dry and warm stretch of weather in the Quad ...