Across the United States, a highly unusual winter setup is colliding with peak holiday travel, raising the odds that long‑standing temperature and snow records will fall in rapid succession.

A sharp, late-season flip in the jet stream is setting up a winter pattern that looks very different from the one that opened the year, and forecasters say it is not business as usual. A leading ...

Michigan is forecast to see a string of warm and dry days to start June, thanks to a weather pattern known as the omega block ...