UPDATE, 6:45 a.m. Thursday — Teton Pass is open.
UPDATE, 7:30 p.m. Wednesday — The slide was likely naturally triggered, Wyoming Department of Transporation spokeswoman Stephanie Harsha said.
Crews are preparing for avalanche mitigation on the pass, which will keep the thoroughfare closed for the foreseeable future.
UPDATE, 6:50 p.m. — One car was buried in the avalanche on Teton Pass, but the driver was able to get out with the help of a responding sheriff's deputy, according to Teton County Sheriff Matt Carr. No injuries are reported.
The avalanche debris is approximately four feet deep and spans approximately 30 feet across.
Original story, 6:22 p.m. — Teton Pass has been closed in both directions from an avalanche at the upper truck ramp.
There is no estimated time for reopening.