A significant snowstorm is set to impact Montana this weekend, causing travel disruptions along Interstate 90 and other mountain passes. Snow will begin Sunday morning in the southern part of the state, moving northward through the day and continuing into Monday. Passes will see hazardous, snow-covered roads, with snow rates possibly exceeding one inch per hour, particularly near Lookout Pass. Valleys will also face slick conditions, especially in northwest Montana, where snowfall could accumulate up to two inches. Travelers are urged to be cautious, as conditions will remain changeable with snow showers expected throughout the night into Monday, the NWS stated.
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