What system is this?

[mbm12]

What system is this? It's a vcan, how do I identify these types of systems?

[idefix37]

@mbm12
What do you call that a VCAN ?

[mbm12]

@idefix37 high level cyclonic vortex (VCAN)

[idefix37]

@mbm12
You better call it a UTCV which stands for Upper Tropospheric Cyclonic Vortex as explained here:
http://www.eumetrain.org/satmanu/CM4SH/UpCTrVo/print.htm
Why do you call that a VCAN?

[mbm12]

@idefix37 Here in Brazil it is called VCAN.

VCAN provoca chuva forte...

[idefix37]

@mbm12
So if your question is in English you better use English acronym otherwise who can understand what you mean if you mix different languages.

[mbm12]

@idefix37 ok, I'm starting to read about meteorology.