Here is a list of the opening dates of Tahoe area ski resorts by snowpals.org. Boreal is OPEN Mt. Rose is OPEN Heavenly Friday, OPEN Squaw Valley USA Saturday, OPEN Northstar at Tahoe Saturday, OPEN Sugar Bowl Thursday, Nov 26 Kirkwood Friday, Nov 27 Alpine Meadows Saturday, December 5 Sierra at Tahoe Sunday, Dec 6 Diamond Peak Thursday, Dec 10 Tahoe Donner Friday, Dec 18 Homewood, Mid December Donner Ski Ranch, Mid December Soda Springs, December Granlibakken Resort, December Royal Gorge Cross Country Ski Resort, Dec 13 Spooner Lake Cross Country Ski Area, December Tahoe Cross Country Ski Area, Dec 14