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 – ...

A congested atmospheric pattern known as an "omega block" has brought extreme downpours and thunderstorms to parts of the U.S. over the past week, with flood warnings issued Wednesday (May 7) for the ...

Many weather patterns earn their name simply by how they look – an Omega block is one of them. WHAT ARE EL NINO AND LA NINA CLIMATE PATTERNS? An Omega block is a stagnant weather pattern named for its ...

A dangerous stretch of summer weather will continue across parts of the United States this week, with extreme heat gripping the South and central U.S. Meanwhile severe thunderstorms and flooding ...