The U.S. is experiencing an “omega block," which locks in unsettled conditions in some areas while others have extended dry ...

The sweeping pattern that's now influencing much of the USA's weather is called an omega block because of its resemblance to the Greek letter.

The forecast for May is pointing to a rapid warm up with rains across the drought-stricken Plains, but there's a drier forecast for the heart of the Corn Belt. One meteorologist is concerned about the ...

The current stretch of fantastic weather is due to a pattern that resembles a Greek letter. Our current weather pattern is ...

After weeks of relentless severe weather, it’s going to be weirdly calm in parts of the United States and particularly in the ...

Since last week we've been discussing this pattern that would lead to a rather repetitive pattern for this week and possibly even into next week as well.A block ...

Flooding in Texas has already turned deadly earlier this week, when a 10-year-old girl was swept away in rising waters.

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 ...

The Omega Block is slowly, very slowly, shifting east, northeast ward; however, it’s such a slow shift that we will continue to see the summerlike conditions (minus the humidity) stick around through ...

Since early last week, DFW Airport has delayed or canceled more than 5,000 flights as waves of severe storms swept across North Texas. The region recorded 5.22 inches of rain in April, two inches ...

A stalled weather system is wreaking havoc on Texas air travel, with widespread delays and extended ground stops.

WGN-TV Chief Meteorologist Demetrius Ivory joins Lisa Dent to discuss what determines a selfie, his upcoming wager with weather producer Bill Synder, and what an omega block is. Then, Ivory ...