With A-Basin’s opening on October 13, ski season has officially commenced. To help you track when the slopes are ready, we offer this at-a-glance calendar of popular Colorado ski areas’ opening days. Simply hover over the date to find out what resorts are scheduled (fingers crossed) to start up that day.

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—Images courtesy of Shutterstock, Beelde Photography/Shutterstock.com, and Linda Armstron/Shutterstock.com

Follow senior editor Kasey Cordell on Twitter @KaseyCordell.

Kasey Cordell
Kasey Cordell
Kasey Cordell is the former Editorial Projects Director for 5280.