A cold air mass moved over the region overnight and snow levels have lowered to around 1,000 feet. Satellite imagery shows abundant showers moving across the region with more upstream.Some of these showers have been bringing snow below 1,000 feet, with a few spotter reports of light snow accumulation between 500 and 600 feet as well as a few snow flakes mixed with rain at the valley floor. As of about 1 p.m. Saturday, about 2 inches of snow had fallen at about the 1,300-1,500 elevation level in far eastern Clark County. Snow was also accumulating at the 900-foot level on Livingston Mountain. Steve Pierce, The Columbian’s weather blogger, said a review of forecast models suggests that the area might see an even greater chance of snow on Tuesday, though the National Weather Service is still forecasting rain.Here is the latest forecast for Vancouver from the National Weather Service for the rest of the weekend:Tonight: Rain showers before 4am, then scattered rain and snow showers. Snow level 700 feet. Low around 36. West wind between 7 and 11 mph. Chance of precipitation is 90%. Little or no snow accumulation expected. The National Weather Service issued this bulletin Saturday morning.