Is North Cascades open right now?
North Cascades SR 20 · Washington
North Cascades on SR 20 is one of Washington's key mountain crossings. The live status above comes from official DOT data and refreshes continuously through the day.
When does North Cascades close for the winter?
North Cascades closes every winter. Typical closing: mid-November to early December. Typical reopening: April or May. WSDOT closes the highway between Ross Dam Trailhead and Silver Star gate once avalanche chutes above the road load with snow. Exact dates change every year, so check the live status before you go.
See every seasonal closure on the winter pass closures list.
North Cascades webcams
Live DOT webcams at and around North Cascades stream in the Pass Checker app, so you can see the road surface for yourself before you commit to the drive. Camera views refresh continuously from official Washington DOT feeds.
Pass Checker checks its own status against official DOT data every hour. See the live accuracy report.
The Pass Checker app adds live DOT camera feeds, summit temperatures from roadside weather stations, chain law and restriction details, and every other pass in Washington free of charge.