Despite being trapped in the middle, the mesosphere is the coldest layer of Earth's atmosphere, with temperatures as low as -130F (-90C) at the very top of the mesosphere. This is because the ...

The temperature can change from very hot to very cold, depending on sunlight exposure. It can range from 1,700°C (3,092°F) in the sun to -270°C (-454°F) in the shade.

I like to think of the atmosphere as sort of a big sandwich since the atmosphere isn't just one layer. It has many distinct layers from the ground all the way into space. This means the ground and ...

Although it is still extremely cold. The temperature does not warm ... In the next Weather Whys, we’ll discuss the upper layers of the atmosphere and talk about the edge of space.

A plume of Saharan dust is expected to reach Florida this week. The Saharan Air Layer (SAL) is a mass of dry, dusty air that forms from the Sahara Desert and travels across the Atlantic.