IDEA follows DC Public Schools when it comes to weather-related or emergency delays, closings, and early dismissals. Please check local media for announcements about DCPS emergency events, and know that IDEA will follow suit.
This DCPS web page includes a variety of ways to stay informed about weather and other emergencies: https://dcps.dc.gov/page/stay-informed-emergencies-delays-and-closures.
You can sign up here: https://hsema.dc.gov/page/alertdc for emergency alerts to be sent directly to your phone or device.
DC also has an app you can download here https://ready.dc.gov/page/hsema-application to help with emergency preparedness and news.