Metro announced it would limit bus service to snow-emergency routes beginning at 4:30 p.m. Tuesday and said it could suspend all bus service as the weather continues to worsen in the Washington area.

Click here for details of the curtailed bus service in the District, in Virginia and in Maryland.

Rail service continues to run on a regular weekday schedule, the transit agency said, although service could be reduced Tuesday night because of deteriorating weather and reduced ridership.