Updated Snowing on Highway 88 A late season storm will bring periods of heavy snow to the Sierra Nevada beginning tonight and continuing into early Monday. The National Weather Service has issued a Winter Storm Warning for the Sierra Nevada above 4,500 feet, from 11 PM tonight until 11 AM Monday. The heaviest snow is expected on Sunday with the majority of accumulation for elevations above 4,500 to 5,500 feet. Lighter accumulations are possible down to 3,500 feet on Sunday and Monday mornings. The total snow accumulations above the 6,000 foot elevation, will range from half-a-foot to twenty two inches. Travel will be very difficult with slick, snow covered roads, and possible road closures. Be prepared for winter driving conditions, significant travel delays, and chain controls.