 WTOP Traffic Center presented by WindowNation. Buy two windows, get two free. WindowNation.com. Bob Inwood, WTOP Traffic. We're going next to Veronica Johnson, 7 News First Alert Chief Meteorologist. After a gorgeous afternoon, this evening will feature some scattered clouds and temperatures dropping from about 80 to about 76 degrees. Overnight, 65 to 73 with increasing clouds. Saturday will be mostly cloudy, not nearly as warm.