Weather Why: Lake Effect Clouds

Data pix.

A layer of low level clouds formed over Big Creek early this week when the arctic air moved across Iowa earlier in the week. Meteorologist Megan Salois explains what caused those clouds to form.

Notice: you are using an outdated browser. Microsoft does not recommend using IE as your default browser. Some features on this website, like video and images, might not work properly. For the best experience, please upgrade your browser.