**To list upcoming executions for a Maintenance Window** This example lists upcoming executions for a Maintenance Window. Command:: aws ssm describe-maintenance-window-schedule --window-id mw-ab12cd34ef56gh78 Output:: { "ScheduledWindowExecutions": [ { "WindowId": "mw-ab12cd34ef56gh78", "Name": "My-First-Maintenance-Window", "ExecutionTime": "2019-02-19T16:00Z" }, { "WindowId": "mw-ab12cd34ef56gh78", "Name": "My-First-Maintenance-Window", "ExecutionTime": "2019-02-26T16:00Z" }, ... ] }