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. Your current weather may be around awhile. The large-scale weather pattern that's now influencing much of the USA's weather – ...

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 ...

For many across the Midwest the beginning of severe weather season got off to a very active start. For us, it kicked off ...

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 ...

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 ...

SIOUX FALLS, S.D. (KELO) — It has been a quiet day in KELOLAND with temperatures continuing to stay warm. Meteorologist Jaelyn Borresen has more details on the pattern bringing us this type of weather ...

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 ...

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 ...