SEATTLE, Wash. (Metro) -- Sounder Northline service between Seattle and Everett remains closed today after another mudslide. Sound Transit officials say more buses have been added for Sounder commuters from Everett station to Seattle. Officials say Sounder Northline service will resume tomorrow, barring another mudslide. The mudslide has also caused disruption of Amtrak Cascades service between Everett and Seattle. Copyright © 2013 Metro Networks Inc.