Here are the most recent guidelines from Bishop Jugis with information from the CDC about the virus. In addition to the previous guidelines (refraining from the Sign of Peace, the availability of hand sanitizer, and not distributing Holy Communion from the chalice), Bishop Jugis has waived the obligation to attend Sunday Mass (see page 2 of the document).
While the obligation to attend Mass has been lifted, it is still a commandment to keep holy the sabbath. Some ways you can do that include:
Masses have not been canceled, only the obligation to attend.