Shopping is about to get supersized in Highland.
A new Costco warehouse will open Saturday in the San Bernardino County community about 65 miles east of Los Angeles. The warehouse is one of eight Costco locations opening in March and April, including stores in the Bay Area community of Brentwood, Texas, Florida, Michigan, Massachusetts, Australia and Japan.
A ribbon cutting ceremony at the Highland Costco is scheduled for 7:30 a.m. Saturday at 28000 Greensport Road. The store will open to Costco Wholesale members at 8 a.m…