Dark blue cloudy sky

What is Atmospheric River?

A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.

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Glossary

A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...

The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...

A weather front where two air masses meet but neither is strong enough to move the other, often resulting in prolonged periods...

An elongated area of relatively low atmospheric pressure, often associated with unsettled weather conditions like storms...

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

The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...

Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.

A condition in which the stratification of the atmosphere depends on both air temperature and pressure, and where surfaces...

The names given to the winds blowing from the four cardinal directions (north, east, south, and west - N, E, S, W) on a compass.

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