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 ...

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.

TOPEKA, Kan. (WIBW) - The forecast looks to be mild and quiet heading into next week. Expect morning lows to be in the upper 50s to near 60, while highs will stay in the low to mid 80s. DISCUSSION: ...

What’s with all the rain?! Well, we’re in a pattern right now, affectionately known as an Omega Block. It gets its name from the Greek letter Omega which looks like this: The current weather set up ...

GRAND RAPIDS, Mich. (WOOD — It has been a rainy start to May, with Grand Rapids already accumulating 1.22 inches. This week will kick off with more rain chances due to a blocking pattern across the ...

INDIANAPOLIS — It’s a September scorcher across Indiana as a stubborn dome of high pressure parked over Illinois delivers unseasonably hot and dry weather. Afternoon highs are soared into the upper ...

AUSTIN (KXAN) — An omega blocking pattern is named after the Greek letter (Ω) and slows down the ordinary west-to-east flow of weather systems across the country. The setup is shaped like the letter, ...