Dark blue cloudy sky

What is Cirrostratus?

A cloud that develops from Cirrus, completely or partially covering the sky, creating a halo effect, thin, sheet-like, milky white, fibrous or vein-like.

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Glossary

An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...

A drainage wind that flows downhill due to gravity, often associated with cold air descending from elevated regions.

A cloud of irregular appearance, composed of irregular cloud fragments.

The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...

A line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.

Snow that rises to 8 feet or higher.

A weather watch means there is a risk of weather hazards in the near future, which could pose a threat to life/property....

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

A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...

A mass of very cold, dry air that mostly originates over the Arctic Ocean.