A heat wave is expected to expand from the central Plains into the eastern U.S. on Monday and remain across the Northeast through at least midweek as a winter storm drops snow on Montana and Idaho, ...

Rain will mix with and change to snow Saturday afternoon and Saturday night, with the best chance for accumulating snow ...

From record heat to accumulating snow across Colorado. Highs will reach about 59 degrees on Saturday before a strong cold front moves through around 10 p.m. Saturday night. Temperatures will tumble, ...

The coming week will bring weather extremes of almost every stripe to the U.S.: From a baking heat wave in the Midwest and Northeast to an unseasonable chilly start in the Pacific Northwest. And in ...

An extreme heat warning was issued for Philadelphia only 24 hours after the city saw "snow" that broke a 154-year-old record, according to National Weather Service (NWS) meteorologists. Much of the ...

With more snow on the way, it's all about the last-minute checklist.From stocking up on goods to making sure your furnace is in top shape."I ran out of a rock salt for the driveway. I live on a hill, ...