A major snowstorm in the Midwest and Great Lakes is bringing winter to some Thanksgiving travelers with forecasters saying the northeast U.S. could get its own early winter storm next week.

Winter storm warnings and advisories extended from Montana to Ohio, the National Weather Service said. Forecasters warned there could be airport delays and slowed traffic as the snow could be falling at more than an inch (2.5 centimeters) per hour in some areas.

The storm already dumped more than 8 inches (20 centimeters) of snow on northern Iowa by Saturday morning and at least that much snow was expected in Chicago as well as other parts of Illinois, Wisconsin, Indiana and Michigan.

The airport in St. Louis was reporting delays of about an hour Saturday morning, according to FlightAware.com . N

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