The snow at Heavenly Valley near Tahoe was 48 inches deep this time last year, according to state snow sensors. Today, Heavenly Valley has less than 8 inches of snow.
So it goes throughout the central Sierra as the region enters a sixth consecutive week without rain or snowfall. Average snow depth for the region is at 15 percent of normal for this time of year.
This animation shows snow depths around Lake Tahoe on Jan. 21 of each year since 2006, according to the National Weather Service. Dark blues and purples indicate deep snow. Light blues and whites indicate shallow snow.
Snow depth around Lake Tahoe on January 21: 2006-2014
Sources: U.S. Weather Service; Google Earth