What: Heavy wet snow expected above 5000 feet. Likelihood of extreme impacts from 5 to 12 inches of snow is greater than 90 percent above 6000 feet, and up to a 30 percent chance of isolated impacts from around 2 feet of snow in the highest terrain. Wind gusts up to 40 mph in exposed areas.
Where: Marias Pass and Glacier National Park higher elevations including Going-to-the-Sun Road and Logan Pass.
When: From 2 AM Saturday to noon MDT Sunday.
Impacts: For MAJOR impacts from snow, expect considerable disruptions to normal activities. Dangerous or impossible conditions. Avoid travel in the impacted areas if possible. Widespread closures and disruptions to infrastructure may occur. For EXTREME impacts from snow, expect substantial disruptions to normal activities. Extremely dangerous or impossible conditions. Travel in the impacted areas is not advised. Extensive and widespread closures and disruptions to infrastructure may occur. Life saving actions may be needed. Increased risk of hypothermia.
If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.