A person with knowledge of the trade told The Associated Press the deal was in place Thursday night. The person requested anonymity because the trade had not been officially announced.
Webster averaged 9.4 points and 3.3 rebounds for the Blazers last year and immediately upgrades the athleticism for Minnesota.
Gomes spent the past three seasons in Minnesota after coming over from Boston in the Kevin Garnett trade. He averaged 10.9 points and 4.6 rebounds last year.