Jackknifed Semi Blocks Westbound I-90 Near Easton

Icy road conditions cause closure near Snoqualmie Pass

Mar. 13, 2026 at 4:50pm

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A jackknifed semi-truck has blocked the westbound lanes of Interstate 90 near Easton, Washington, about 20 miles east of Snoqualmie Pass. The Washington State Department of Transportation has closed the highway at milepost 70 due to the incident, which was caused by icy road conditions. Crews are on site working to clear the semi and treat the roadway, but no timeline has been provided for when the highway will reopen.

Why it matters

This closure on I-90 near the Snoqualmie Pass is likely to cause significant delays and disruptions for travelers heading west, as it is a major thoroughfare connecting Seattle to eastern Washington and beyond. Icy road conditions are an ongoing challenge in this mountainous region during the winter months.

The details

According to the Washington State Department of Transportation, the westbound closure at milepost 70 near Easton is separate from an earlier eastbound closure near North Bend, where multiple spinouts and collisions also caused delays. WSDOT shared a photo on social media showing the jackknifed semi-truck blocking the westbound lanes.

  • The incident occurred on Friday, March 13, 2026.

The players

Washington State Department of Transportation

The state agency responsible for maintaining and overseeing the transportation infrastructure in Washington, including Interstate 90.

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What’s next

WSDOT crews are on site working to clear the jackknifed semi-truck and treat the icy roadway, but no timeline has been provided for when the westbound lanes of I-90 will reopen.

The takeaway

This closure on a major interstate highway highlights the challenges that winter weather can pose for travelers, and the importance of checking road conditions and travel alerts before heading out, especially in mountainous regions like the Snoqualmie Pass area.