Power outages expected through Monday after 150,000 Xcel customers lost service in Colorado The Denver PostWhere power outages are affecting thousands of Coloradans Sunday FOX 31 DenverBig wind in Colorado cuts power to thousands, coincides with fires ColoradoanHigh Winds Create ‘Critical’ Fire Risk in Parts of Central U.S. The New York TimesXcel Energy extends power outage through Monday for Boulder County customers Boulder Daily Camera