The unanimous approval of the Washington Metropolitan Area Transit Authority fiscal year 2018 budget, a compromise to be lauded, should not be viewed through rose-colored glasses. Strained municipal budgets and a looming transit funding cliff pose unprecedented challenges to Virginia’s ability to afford the drastic increases that WMATA anticipates for future years. A perfect storm is brewing and Northern Virginia cities and counties are about to bear the brunt of it.

In Virginia, unlike in Maryland…