All Monday Metro service, both rail and bus, has been cancelled, Metro officials said Sunday night.

In explanation, the officials cited the expected high winds, the likelihood of widespread power outages, and the closing of the federal government.

On Sunday night, the system was to remain in operation until the normal close of service.

As for Monday’s Metro closure, officials said said no decision had yet been made about when rail service would be restored. The announcement said bus service would be suspended Monday “until further notice.”

Officials said service would be restored only “when it is safe to do so.”

Tracking Hurricane Sandy