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Update, 3:47 p.m.: The federal government is closed in D.C. tomorrow, too.

And so the cascade of Tuesday closings begins. Both D.C. public schools and local government offices will be closed tomorrow due to Hurricane Sandy, according to Mayor Vince Gray.

Amtrak has already announced that it’s canceling Northeast service tomorrow. As for Metro, the transit agency whose status could affect whether so much else is open Tuesday, expect an announcement around 6 or 7 p.m.

Photo by Darrow Montgomery