What is Arctic Air?

Frozen drizzle is a dangerous type of frozen rain. It’s a light rain that falls in very fine drops, which freezes on contact...

Air laden with sand and dust, common in areas devoid of permanent vegetation, especially deserts.

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

A cold front is the leading edge of a cold air mass that replaces a warmer air mass. It is typically associated with sudden...

A large, organized thunderstorm with a rotating updraft, often producing severe weather such as tornadoes, hail, and heavy...

Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.

The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.

A type of low-altitude cloud that forms in uniform layers, often covering the entire sky and producing overcast conditions.

A rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.

A low-pressure area with converging winds, rotating counterclockwise in the Northern Hemisphere and clockwise in the Southern...