A winter weather advisory is in effect through tomorrow night for the Mendocino coast. Expect scattered hail showers with possible accumulations on roads. Wet snow is expected above 500 feet. A winter weather warning is in effect for the interior of Mendocino County and for Lake County. Heavy snow is expected through tomorrow evening, especially above 1500 feet, with accumulations of 10-20 inches. At low elevations expect anywhere up to four inches of snow.