 Gaithersburg now at 65, Arlington 66, Lanham 66 degrees. A few parts of our area could be down to 58 overnight, but I think most of us are going to stick around the 60s if Veronica's forecast holds as it so often does. We're brought to you by Dulles Glass. For all your glass, mirror, and shower door needs, visit dullesglass.com. Dulles Glass. Love your glass.