A total lunar eclipse creating a Blood Moon effect will take place overnight March 13-14. Here's the cloud-cover forecast for Arizona that night.

A total lunar eclipse occurs when the Earth is positioned directly between the moon and sun, blocking the sun's rays from the moon.

Why does the moon turn red during a lunar eclipse? The moon looks red during a lunar eclipse because the sunlight that isn't blocked is filtered through the Earth's atmosphere, ac

In just a few days, a total lunar eclipse will be viewable from the U.S. See where and when you can catch a glimpse.

The full Moon later this week is the last one of astronomical winter and a lunar eclipse will make it appear red, something known as a "Blood Moon". The best views will be across the Americas where we will see a total lunar eclipse,