What is Arctic Air?

Any form of water - liquid or solid - that falls from the atmosphere to the Earth's surface, including rain, snow, sleet,...

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

The process by which a solid changes directly into a gas without first becoming a liquid, such as ice turning into water...

Coastal flooding occurs when water from the ocean, sea, or large lakes inundates land areas along the coast, usually due...

A storm characterized by the presence of lightning and its acoustic effect on the Earth's atmosphere known as thunder.

The temperature at which air becomes saturated with moisture and water vapor begins to condense into liquid form, leading...

The trapping of heat in the Earth's atmosphere due to greenhouse gases, such as carbon dioxide and methane, which allows...

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 measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...

Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...