layer addition

[bloodworthn356]

I would like to see an arctic vortex forecast model added to the layer selection

[idefix37]

@bloodworthn356
Which polar vortex would you like to see on Windy? The tropospheric polar vortex or the stratospheric one?
The tropospheric vortex forecast is already available on Windy, on 3D view.

[Yves70]

For those who are not familiar with the polar vortex, here is a good and simple article : https://www.weather.gov/safety/cold-polar-vortex