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 ...

The omega block is a weather term that describes the shape of the jet stream in the northern hemisphere: a curved upside-down "U" with two outward facing lines, which appears to resemble the 24th ...

Areas of high and low pressure are essentially responsible for creating our weather conditions. The movement and interaction between each makes up our weather patterns- which sometimes can become ...

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 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 ...

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 ...