Officials in Marblehead and Gloucester both announced schools will once again be canceled as the teachers unions and school committees failed to reach a labor agreement.

Teachers strikes will continue in three North Shore communities Tuesday, though negotiators reported some “significant progress” in contract talks Monday. “We have made such significant progress today that there was a real possibility of us coming to an agreement tonight that would have opened schools tomorrow,

Educators in Marblehead, Beverly and Gloucester remain locked in negotiations with no end in sight as the teachers strike continues Monday.