Concept information
Preferred term
atmosphere_helicity
Definition
- One-half the scalar product of the air velocity and vorticity vectors, where vorticity refers to the standard name atmosphere_upward_absolute_vorticity. Helicity is proportional to the strength of the flow, the amount of vertical wind shear, and the amount of turning in the flow.
Note
- Mapping to be determined
URI
https://vocab.met.no/CFSTDN/atmosphere_helicity
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