The storms and atmospheric rivers that have been invading the entire northwest of the country, isn't skipping Montana mountain ranges. Avalanche danger has risen significantly and may continue to rise this week for several counties and their Montana mountain ranges.
Government shutdowns are very confusing events, and it's not always exactly clear what happens with things like National Parks. Different things have happened during different government shutdowns over the years. Not all shutdowns are the same. Administrations have important decisions to make about actually locking the gates.