Snowfall amounts for 12hr, 24hr, and 48hr timeframes are based on measurements taken at 5am daily. Between 5pm and 5am our weather data is automatically updated based on telemetry data from Northwest Weather and Avalanche Center. The "Since 5am" snowfall amount is based on manual measurements taken periodically throughout the day.
Wind speeds for the base of Alpental and Base of Summit West courtesy of Yahoo! Weather.
Keep up those snow dances, potential snowfall coming up later this week! Please note: Measurements for the top of Alpental will be irregularly updated.
Roadway is bare and wet, slush and ice in places. Sunday Dec. 15 starting at 8:30 a.m. crews will close I-90 in both directions for tree removal. Westbound traffic will be stopped at milepost 52 near the summit, for up to three hours. Eastbound traffic will be stopped near Denny Creek, milepost 47, for up to one hour. This work is weather dependent and subject to change.