Closings and cancellations for Jan. 18, 2017. #SchoolClosings . The following schools will be closed on Wednesday, Jan. 18, 2017: Baldwin Community School. Mason County Central Public Schools. Ludington Area Schools. Ludington Area Catholic School. Covenant Christian School. West Shore Educational Service District and CTE program. Gateway to Success Academy. Mason County Eastern Schools. Pentwater Public Schools. Additional closings/cancellations: Letha…