Storm Team4 July 10, 2022 10:27 am Sunday Science: Understanding Air Pollution in the DC Area Storm Team4 Meteorologist Ryan Miller explains what causes air pollution and why it happens more in the summer. Local 3:34 Evening weather: Dec. 15 1:59 Daytime weather, Dec. 15 1:02 Evening weather: Dec. 14 2:44 Morning weather, Dec. 14 3:06 Evening weather, Dec. 13
