Winter storms and extreme cold are forecast to wallop the U.S. with snow and ice through the weekend. Prepare for power outages and transportation issues.

Track the winter storm as it's forecasted to bring heavy snow and extremely cold weather to the U.S., reaching millions from the southern U.S. to the Northeast.

Source: NOAA, 2022-2024 average. Counties with multiple weather stations are based on the data with the most nice weather days while counties without at least 300 days of complete data use the closest ...