WOODBURY - Long Islanders can expect a mix of snow, sleet and some rain on and off overnight and into tomorrow morning. The National Weather Service has issued a winter weather advisory for Nassau and Suffolk counties through Thursday at 10 a.m. News 12 Long Island Meteorologist Bill Korbel says a mix of sleet, snow and some rain will continue overnight, accompanied by below-normal temperatures. Snow totals could range from a coating to around an inch. Conditions are expected to improve by noon tomorrow, but it will remain cold. Stay with News 12 Long Island for the latest on the weather. News 12 Weather Center