Learn about our avalanche forecasting and control efforts to keep our transportation system reliable and safe. Our Avalanche Forecasting and Control team is a dedicated crew of experienced professionals who monitor the weather and snow to determine when avalanches may occur.
The WSDOT snow study plot near The Summit at Snoqualmie is adorned with all sorts of gauges and measuring equipment to monitorsnowpack and avalanchedanger.
- In Washington, freezing levels are measured twice daily at Forks and Spokane by weather balloon. Questions? See our FAQ.
Conditions: SR 123 Cayuse Pass is closed due to adverse road conditions and increased avalanche risk. The road is closed at milepost 57 on SR 410, Crystal Mountain Blvd, 8 miles north of the...
· A point layer designed to assist in safe travel through Washington's beautiful mountains by providing information such as roadway conditions, weather, temperature, and any restrictions established from these factors. This information is updated periodically throughout the day.
3 days ago · Live weather conditions for Washington State mountainpasses, including Blewett Pass, Snoqualmie Pass and Stevens Pass. Snowfall totals, winter weather conditions, webcams, highway closure status and more.
View mountain passreports and cameras in a list.
