A winter storm heading toward the Tri-State area could produce heavy rain and even snow for parts of New York state, snarling travel for millions of people during the Thanksgiving holiday.

NEW YORK -- A Thanksgiving Day storm is forecast to bring rain and even winter-like weather, including snow, for some parts of New York. The storm could impact the holiday travel rush on the roads and at airports across the U.S. Our First Alert Weather team is tracking what to know about the latest timeline.

The National Weather Service has issued a winter storm watch for parts of southern Vermont and New Hampshire, in effect through Thanksgiving into early Friday.

Two separate storm systems carrying heavy rain are expected to impact the busy Thanksgiving holiday travel in New York City, and the second one could even bring some snow to parts of the Tri-State area.

Millions of people across the central and eastern U.S. could see snow or rain through the Thanksgiving holiday weekend, forecasters said.