Snowfall totals upgraded with eight inches or more now expected to fall in Riverhead Update: Monday, 5 p.m.: With a nor’easter continuing to bring snow and rain to the region, some schools are already making plans to adjust their schedules for Tuesday. The Riverhead Central School District announced it will be closed Tuesday for a second straight day with no remote instruction. According to the National Weather Service, 12.3 inches of snow was recorded Monday afternoon in Manorville. Update: Monday, 2:20 p.m. Riverhead Town police Chief David Hegermiller said police have responded to seven motor vehicle accidents as of 2 p.m., as well as 11 aided cases, typically requiring an ambulance.