JACKSON, Wyo. (AP) — A 31-year-old Wyoming man is the first person to die in an avalanche in the United States during the winter of 2018-19.

Officials with the Sublette County Sheriff's Office tell the Casper Star-Tribune that Dustin LaPlant of Rock Springs was trapped under his snowmobile Saturday morning after the slide in the Wyoming Range in west-central Wyoming. He had been snowmobiling with another person

Sublette County officials say the man who called 911 said the victim had been buried for more than an hour because conditions were preventing others from reaching him. A search and rescue team recovered his body.

Bridger-Teton Avalanche Center Director Bob Comey tells the Jackson Hole News & Guide it was the first avalanche death anywhere in the country this winter. Avalanche specialists planned to investigate Sunday.