A stalled weather pattern known as an omega block is locking hot air over Western Europe, worsening a deadly heatwave that has overwhelmed countries from France to the UK.

Add Yahoo as a preferred source to see more of our stories on Google. FAYETTEVILLE, Ark. (KNWA/KFTA)— A not-so-typical weather pattern is happening right now above our heads. It’s called an Omega ...

This pattern disrupts typical west-to-east jet stream flow, causing stagnant weather conditions, including cool, showery weather in the East and West, and mild, clear conditions in the north-central U ...

PORTLAND, Ore. (KOIN) — Sunny and dry conditions will prevail across the Pacific Northwest this weekend with blazing blue skies and no rain to worry about. It’s all thanks to an upper-level ...