Ahead of a major winter snowstorm expected to impact the United States, natural gas prices rose Tuesday and Wednesday.

A big winter storm is forecast to dump heavy snow, sleet and treacherous freezing rain across large areas of the U.S. this weekend.

Families should prepare for the impact of the storm to last several days, according to the National Weather Service.

Ahead of a major winter snowstorm expected to impact the United States, natural gas prices rose Tuesday and Wednesday.