A cross-country storm, a blast of Arctic air and an outbreak of showers and thunderstorms are threatening to snarl traffic and pile up delays at airports over the Thanksgiving holiday weekend, one of the nation's busiest travel periods.

The Philadelphia area will see rain in the morning before sunny and breezy conditions later in the day on Thanksgiving.

Don't worry about making space in your freezer for leftovers this year if you live in any of the states expected to have a chilly holiday weekend.

Thursday will be a First Alert Weather Day as steady rain, wind and cooler temperatures arrive. Places north and west of New York City may also see some snow . Holiday travelers will catch a break Wednesday, but unfortunately they will have to navigate some wet weather on Thanksgiving.

With Thanksgiving holiday travel well underway, many have reached their destinations — but for everyone else, a storm tracking from the Rockies to the Midwest and Northeast into Thursday will bring rain and snow,

Some people save their Thanksgiving travel for the day-of, and those in the eastern half of the U.S. could experience disruptions.

One of the strongest storms we've seen in Massachusetts in quite a while will bring rain and snow on Thanksgiving.The holiday will essentially be a washout with rain expected from mid-morning until late in the evening Thursday.

Snow and rain are in the forecast for some parts of the U.S. as travelers hit the road and head to the airport for Thanksgiving. Here's your weather forecast for the holiday week: Wednesday Heavy snow is hitting the Colorado Rocky Mountains on Wednesday.