What is Blowing Snow?

A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...

The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.

Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...

A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.

The reflectance rate of a surface, indicating the amount of electromagnetic radiation reflected from the surface. It depends...

A very cold high pressure that originates over the Arctic Ocean.

Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...

Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.

Ice forms on the surface of highways in a very thin layer that is difficult to distinguish from the color of the asphalt...

A cold core low is a low-pressure system where the coldest temperatures are found near the center. These systems are often...