 Reduced to two lanes, southeast-southwest freeway, both directions between the 3rd Street Tunnel and the 12th Street Tunnel. The WTOP Traffic Center is presented by Window Nation. Buy two windows, get two free. Visit windownation.com. I'm Butch Seltzer, WTOP Traffic. And now, 270's first alert meteorologist, Mark Pena. Mild and muggy starts your day with temperatures only in the mid-70s this Sunday morning.