All Riverhead Town schools closed Monday

Updates on school closings, delayed openings and school event cancellations:

• Riverhead and Shoreham-Wading River school districts, St. Isidore’s and the Riverhead Charter School will be closed Monday.

• Bishop McGann-Mercy High School students weren’t scheduled to attend classes on Monday because the school had scheduled a Principal’s Professional Development Day. Officials said the professional development session has been cancelled.