Mount Rainier shadow casts on the sky at sunrise. It only happens when the sun rises farther to the south and has to be in the exact position to where Rainier blocks the first rays of morning light. (Source)
A copy of Tevruden's blog because I don't Trust Like that anymore.
Mount Rainier shadow casts on the sky at sunrise. It only happens when the sun rises farther to the south and has to be in the exact position to where Rainier blocks the first rays of morning light. (Source)