Snow fell from Montana across North Dakota into Wyoming and parts of Idaho and Nevada as a new storm system swept into the West. The snowfall was heaviest in northwest Wyoming, where North Folk received 18 inches of snow, and other mountain areas tallied 4- to 8-inch snowfalls. Billings, Mont., received 2 inches of snow in six hours. Western Nevada got 1 to 2 inches of snow, and afternoon snow showers extended over parts of Montana, North Dakota, Wyoming, Idaho and Nevada. Western South Dakota and eastern Montana got freezing rain. Winter storm warnings for heavy snow were posted over south-central and southeast Montana, western and north-central Wyoming, the eastern mountains of Idaho and southwestern North Dakota.