If you are planning to get a jump start on your holiday celebrations by traveling this weekend to avoid the rush of 98.6 million people forecast to travel this holiday season, you may run into some trouble from a storm systems crossing the Southeast and West. Here is our latest forecast thinking day-by-day through the weekend. Saturday's Forecast (Forecast information updates once an hour.) Saturday A few showers or thunderstorms may dot parts of the Southeast and northern Gulf Coast....

Traveling to visit family and friends could turn into a major hassle across much of the East Coast as Winter Storm Cato is poised to develop, spreading rain and snow across a highly populated and heavily-traveled region of the country on the day before Thanksgiving. (MORE: Thanksgiving Travel Forecast Nationwide) A cold front currently sweeping toward the East Coast is expected to stall just offshore late Tuesday. Low pressure will spin up along the tail end of the front over...

Technically, it's still fall in the U.S., but don't tell that to the Lower 48. According to new observations from NOAA's Snow Analyses, more than 50 percent of the contiguous U.S. was covered with snow this morning. The 50 percent mark is the greatest such snow cover total in the contiguous U.S. this early in the year since NOAA's Snow Analyses started tracking countrywide snow cover in 2003. For comparison's sake, and as the animation above shows, at this time...