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 ...

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 ...

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 peak rainfall is now behind us on Sunday. As of this writing, we can expect rain to decrease in coverage heading into the afternoon. Nonetheless, it’s going to be blustery and a downright yucky ...

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 ...

You may have heard of the term Omega block mentioned in recent forecasts, as Maine is seeing an extended pattern of gloomy and dreary weather. But what causes this pattern? This pattern gets its name ...

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 ...