The National Weather Service has issued a winter storm warning and travel advisory for the east and west slopes of the Cascades through Saturday afternoon.
Heavy snow is expected today and tonight with 10 to 30 inches of accumulation in mountain areas by Saturday afternoon. As of Friday morning, Stevens Pass and Snoqualmie Pass had received about 10 inches of new snow in the past 24 hours with up to 13 inches expected today and more tonight, according to the weather service. The winter storm will also bring moderate winds of 5 to 15 mph, with gusts of 30 to 50 mph later today and tonight.
The state Department of Transportation planned to close I-90 at Snoqualmie Pass this morning for up to two hours for avalanche control.
Snow levels will rise from 2,000 feet to 3,000 feet today, with lower valleys, including Wenatchee, more likely to get rain than snow. Leavenworth could get 1 to 3 inches of snow tonight. Mission Ridge Ski and Board Resort’s website said 2 to 4 inches of new snow was forecast for today with more snow expected through next week.